TW201006856A - Aqueous polyurethane-polyurea dispersions - Google Patents
Aqueous polyurethane-polyurea dispersions Download PDFInfo
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- TW201006856A TW201006856A TW98117493A TW98117493A TW201006856A TW 201006856 A TW201006856 A TW 201006856A TW 98117493 A TW98117493 A TW 98117493A TW 98117493 A TW98117493 A TW 98117493A TW 201006856 A TW201006856 A TW 201006856A
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- foam
- coating
- weight
- prepolymer
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- 239000006185 dispersion Substances 0.000 title claims abstract description 47
- 229920002396 Polyurea Polymers 0.000 title claims abstract description 25
- 239000006260 foam Substances 0.000 claims abstract description 49
- 238000000034 method Methods 0.000 claims abstract description 21
- -1 aliphatic oxime Chemical class 0.000 claims description 40
- 150000001875 compounds Chemical class 0.000 claims description 36
- 238000000576 coating method Methods 0.000 claims description 35
- 239000011248 coating agent Substances 0.000 claims description 33
- 239000000203 mixture Substances 0.000 claims description 24
- 229920000768 polyamine Polymers 0.000 claims description 14
- 150000001412 amines Chemical class 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 239000010985 leather Substances 0.000 claims description 12
- 229920005862 polyol Polymers 0.000 claims description 12
- 229920000642 polymer Polymers 0.000 claims description 11
- 150000003077 polyols Chemical class 0.000 claims description 11
- 150000002433 hydrophilic molecules Chemical class 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000002904 solvent Substances 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 150000002148 esters Chemical class 0.000 claims description 8
- 150000001414 amino alcohols Chemical class 0.000 claims description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 7
- 125000001931 aliphatic group Chemical group 0.000 claims description 6
- 239000012948 isocyanate Substances 0.000 claims description 6
- 229920001730 Moisture cure polyurethane Polymers 0.000 claims description 5
- 150000001298 alcohols Chemical class 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- 150000002513 isocyanates Chemical class 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- 125000003277 amino group Chemical group 0.000 claims description 4
- 125000003118 aryl group Chemical group 0.000 claims description 4
- 239000002649 leather substitute Substances 0.000 claims description 4
- DNIAPMSPPWPWGF-UHFFFAOYSA-N monopropylene glycol Natural products CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 4
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 229920001228 polyisocyanate Polymers 0.000 claims description 4
- 239000005056 polyisocyanate Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 150000001346 alkyl aryl ethers Chemical class 0.000 claims description 3
- RXKJFZQQPQGTFL-UHFFFAOYSA-N dihydroxyacetone Chemical compound OCC(=O)CO RXKJFZQQPQGTFL-UHFFFAOYSA-N 0.000 claims description 3
- 229920001451 polypropylene glycol Polymers 0.000 claims description 3
- 230000009257 reactivity Effects 0.000 claims description 3
- 150000003384 small molecules Chemical class 0.000 claims description 3
- 239000000052 vinegar Substances 0.000 claims description 3
- 235000021419 vinegar Nutrition 0.000 claims description 3
- 229910052747 lanthanoid Inorganic materials 0.000 claims description 2
- 150000002602 lanthanoids Chemical class 0.000 claims description 2
- 150000002923 oximes Chemical class 0.000 claims description 2
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 150000005846 sugar alcohols Polymers 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
- 150000002429 hydrazines Chemical class 0.000 claims 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 1
- 239000003973 paint Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 238000001035 drying Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 238000003860 storage Methods 0.000 abstract description 3
- 239000006265 aqueous foam Substances 0.000 abstract description 2
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- 238000002360 preparation method Methods 0.000 description 15
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 14
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 13
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 10
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 9
- 150000004703 alkoxides Chemical class 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 9
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 8
- 239000002253 acid Substances 0.000 description 8
- 125000003545 alkoxy group Chemical group 0.000 description 8
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 8
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 8
- 238000007259 addition reaction Methods 0.000 description 7
- 150000002009 diols Chemical class 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 235000021355 Stearic acid Nutrition 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 6
- VKOBVWXKNCXXDE-UHFFFAOYSA-N icosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCC(O)=O VKOBVWXKNCXXDE-UHFFFAOYSA-N 0.000 description 6
- ZWRUINPWMLAQRD-UHFFFAOYSA-N nonan-1-ol Chemical compound CCCCCCCCCO ZWRUINPWMLAQRD-UHFFFAOYSA-N 0.000 description 6
- GLDOVTGHNKAZLK-UHFFFAOYSA-N octadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCO GLDOVTGHNKAZLK-UHFFFAOYSA-N 0.000 description 6
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 6
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 6
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 6
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 5
- 125000003342 alkenyl group Chemical group 0.000 description 5
- 238000005187 foaming Methods 0.000 description 5
- 239000003999 initiator Substances 0.000 description 5
- 229920000515 polycarbonate Polymers 0.000 description 5
- 239000004417 polycarbonate Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 description 4
- REYJJPSVUYRZGE-UHFFFAOYSA-N Octadecylamine Chemical compound CCCCCCCCCCCCCCCCCCN REYJJPSVUYRZGE-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- GHVNFZFCNZKVNT-UHFFFAOYSA-N decanoic acid Chemical compound CCCCCCCCCC(O)=O GHVNFZFCNZKVNT-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 4
- 150000002596 lactones Chemical class 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000003381 stabilizer Substances 0.000 description 4
- ALSTYHKOOCGGFT-KTKRTIGZSA-N (9Z)-octadecen-1-ol Chemical compound CCCCCCCC\C=C/CCCCCCCCO ALSTYHKOOCGGFT-KTKRTIGZSA-N 0.000 description 3
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 3
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 description 3
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 3
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- MHZGKXUYDGKKIU-UHFFFAOYSA-N Decylamine Chemical compound CCCCCCCCCCN MHZGKXUYDGKKIU-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000005642 Oleic acid Substances 0.000 description 3
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 3
- 239000004721 Polyphenylene oxide Substances 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 3
- 125000000129 anionic group Chemical group 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical compound CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 125000000524 functional group Chemical group 0.000 description 3
- 235000011187 glycerol Nutrition 0.000 description 3
- BXWNKGSJHAJOGX-UHFFFAOYSA-N hexadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCO BXWNKGSJHAJOGX-UHFFFAOYSA-N 0.000 description 3
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- 229960002446 octanoic acid Drugs 0.000 description 3
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 3
- XMLQWXUVTXCDDL-UHFFFAOYSA-N oleyl alcohol Natural products CCCCCCC=CCCCCCCCCCCO XMLQWXUVTXCDDL-UHFFFAOYSA-N 0.000 description 3
- 229940055577 oleyl alcohol Drugs 0.000 description 3
- 229920000570 polyether Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- YPFDHNVEDLHUCE-UHFFFAOYSA-N propane-1,3-diol Chemical compound OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 description 3
- 239000008117 stearic acid Substances 0.000 description 3
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 0.000 description 3
- QGLWBTPVKHMVHM-KTKRTIGZSA-N (z)-octadec-9-en-1-amine Chemical compound CCCCCCCC\C=C/CCCCCCCCN QGLWBTPVKHMVHM-KTKRTIGZSA-N 0.000 description 2
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 2
- HSTCJLDQVIIDKF-UHFFFAOYSA-N 1-phenyldecylbenzene Chemical compound C=1C=CC=CC=1C(CCCCCCCCC)C1=CC=CC=C1 HSTCJLDQVIIDKF-UHFFFAOYSA-N 0.000 description 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
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- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 2
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- 239000005632 Capric acid (CAS 334-48-5) Substances 0.000 description 2
- 239000005635 Caprylic acid (CAS 124-07-2) Substances 0.000 description 2
- 239000004971 Cross linker Substances 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 2
- UNXHWFMMPAWVPI-UHFFFAOYSA-N Erythritol Natural products OCC(O)C(O)CO UNXHWFMMPAWVPI-UHFFFAOYSA-N 0.000 description 2
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- JPYHHZQJCSQRJY-UHFFFAOYSA-N Phloroglucinol Natural products CCC=CCC=CCC=CCC=CCCCCC(=O)C1=C(O)C=C(O)C=C1O JPYHHZQJCSQRJY-UHFFFAOYSA-N 0.000 description 2
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- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
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- 239000011230 binding agent Substances 0.000 description 2
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- 150000003333 secondary alcohols Chemical class 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003637 steroidlike Effects 0.000 description 1
- 150000003432 sterols Chemical class 0.000 description 1
- 235000003702 sterols Nutrition 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 150000003470 sulfuric acid monoesters Chemical class 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000003655 tactile properties Effects 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 150000003573 thiols Chemical class 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 1
- 150000004072 triols Chemical class 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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Description
201006856 六、發明說明: 【發明所屬之技術領域】 本發明係關於水性聚胺基甲酸酯-聚脲分散液,由於其 特殊化學組成’可穩定由機械膨脹產生之耐塗佈發泡體, 透過該方式當其使用在發泡體塗料時,不再需要添加額外 的發泡體穩定劑。 【先前技術】 水性聚胺基曱酸酯-聚脲分散液利用預聚合物離子聚合 物方法或丙酮方法製備早已為人所知,例如見於Pr〇g. Org,Coat. 9 (1981) 281-340。此處,在無溶劑或以溶液狀 態製備含有異氰酸醋基之預聚合物並且在進行反應後視需 要溶解於溶劑中。其後,將預聚合物或預聚合物溶液分散 在水中並且使用聚胺進行鍵延長反應。在分散前可部分或 完全實行延長反應。最終可視需要餾出溶劑。 可藉機械膨脹自聚胺基甲酸酯·聚脲分散液產生在暫時 儲存、加工以及利用慣用之塗佈方法,諸如喷霧塗佈或利 用滾筒或刮刀塗層機塗佈時穩定之微細發泡體之方法同樣 為已知(DE 4 230 997 A1)。 就該發泡體之製造而言,目前為止必須添加穩定發泡體 之化合物例如以低分子量形態之表面活性劑至混合物中。 此等發泡體穩定劑並非對應基質塗覆之黏合劑母質之一部 分且因此潛在性會遷移’其可導致對表面之非期望影響, 例如關於光學性質、觸覺性質或過度喷霧力。 因此須要能夠製造利用機械膨脹產生之穩定發泡體而不 139317.doc 201006856 添加潛在會遷移之發泡體穩定劑。 現在令人驚訝的發現,使用下述組分,有可.能不添加另 外發泡體穩定組分而製備可使由機械膨脹產生之發泡體穩 定的水性聚胺基曱酸酯-聚脲分散液,透過該方式可獲得' 水性發泡體,其在暫時儲存以及加工期間係穩定的使得其 可以發泡體之形態藉由慣用塗佈方法塗佈,且乾燥後大體 上保留發泡體結構。 在本發明中’任何烯基可含有一或多個雙鍵除非另有 描述。 【發明内容】 因此本發明係關於一種製備使發泡體穩定之水性聚胺基 甲酸酯-聚脲分散液之方法,其包含: A)首先使下列成份反應製備含有NCO基且NCO官能度大 於1且小於2之聚胺基曱酸酯預聚合物: A1)聚異氰酸酯, A2)具有400至8000 g/mol之數量平均分子量之聚合體 多元醇及/或多元胺; A3)異氰酸酯基反應性非離子性親水化合物; A4)含有C7·24·烷基或C7.24-烯基之異氰酸酯基反應性化 合物; A5)視需要之具有17-400 g/ mol之數量平均分子量的低 分子量化合物,其選自由單及多元醇、單及多元 胺及胺基醇構成之群組; A6)視需要之異氰酸酯基反應性離子性或潛在離子性 139317.doc -4- 201006856 親水化合物; A7)視需要,在作為溶劑之脂族酮或酯中進行A1)與 A2)至A4)及/或A5)及/或A6)之反應; B) 使預聚合物之仍為游離之NCO基與化合物A8)反應,該 化合物A8)係選自由異氰酸酯基反應性胺基醇、單胺、 多元胺、肼、醯肼及其混合物構成之群組,其量為化 合物A8)之異氰酸酯基反應性NH基對預聚合物之NCO 基之理論莫耳比達到0.8至1.2 ; C) 自步驟A)獲得之預聚合物係視需要溶於脂族酮或酯 中,或若在A7)存在下進行製備,則預聚合物溶液係視 需要藉由進而添加脂族酮或酯而稀釋。 本發明必要的是組合使用根據A3)之非離子親水化合物 以及根據A4)之含有脂肪基之化合物,使用根據A3)及/或 A4)之對異氰酸酯基具單官能反應性之至少一種化合物, 使得所得預聚合物具有小於2之理論NCO官能度,較佳係 大於1且小於2,更好大於1.0且小於2.0,又更好大於1.50 且小於2.00,尤佳係大於1.750並且小於2.000。 就本發明之目的,所有單體之平均官能度/av係由下列公 式計算: — 其中q係化合物i之莫耳量且/i係化合物i之NCO官能度或異 氰酸酯基反應性官能度。在此計算中必須考慮所有在預聚 合物合成中使用之化合物。附加條件係NCO化合物之 139317.doc 201006856 5>,必須大於異氰酸醋基反應性化合物,以完成nc〇封 端預聚合物。 口就本發明之目的,就計算預聚合物之官能度而言,所有 單體之平均官能度之此公式係用作第一近似值。 /av必須小於2以獲得亦小於2之預聚合物官能度。 該方法較佳的係不使用A7)及C)之溶劑進行。 本發明又關於由上述方法可獲得之可使塗佈穩定之發泡 體穩定的水性聚胺基曱酸酯-聚脲分散液。 本發明另關於利用機械膨脹產生且含有上述聚胺基曱酸 酯-聚脲分散液及視需要之其與其他塗覆組分的混合物之 發泡體,藉由該發泡體,在發泡體塗覆中,額外的發泡體 穩定劑之添加係可能的但根據本發明係不需要的。 根據A1)之適宜聚異氰酸酯具有通式x(NC〇)p,其中p係 自1至4之數,較佳係自2至3,尤佳係2,並且χ係脂族或環 脂族、芳族或脂族烴基。較佳的,X代表具有3至20個碳原 子之脂族烴基、具有5至15個碳原子之環脂族或芳族烴基 或具有ό至15個碳原子之脂族烴基。 若Ρ係2 ’預聚合物之官能度係由下列公式計算: = 2 — ^ nmonnXH ~ ^ ^polyXH ~ ' ΠροΙγΧΗ }
Σ nNC0 - Σ nbiXH - Σ nP〇)yXH 其中 /ΡΓε 係預聚合物之官能度; /polyXH 係具有超過兩個官能基之異氰酸酯基反應性化合 139317.doc 201006856 物之官能度; nm〇„〇xH 係單官能基異氰酸酯基反應性化合物之莫耳數 量; nbixH 係雙官能基異氰酸酯基反應性化合物之莫耳數 量; np〇,yXH 係具有超過兩個官能基之異氰酸酯基反應性化合 物之莫耳數量; nNC〇 係異氰酸酯化合物之莫耳數量。 該二異氰酸酯之實例係四亞甲基二異氰酸酯、六亞甲基 二異氰酸酯、十二亞甲基二異氰酸鹽、1,4-二異氰酸酯基 環己烷、1-異氰酸酯基-3,5,5-三甲基-5-異氰酸酯基甲基環 己胺(IPDI)、2,2-雙(4-異氰酸酯基·環己基)丙烷、三甲基 己烷二異氰酸酯、1,4-二異氰酸酯基苯、2,4-二異氰酸酯 基甲苯、2,6-二異氰酸酯基甲苯、4,4'-二異氰酸酯基二苯 基曱烷、2,4’-二異氰酸酯基二苯基曱烷、p-伸二曱苯二異 氰酸酯、四甲基伸二甲苯二異氰酸酯(TMXDI)、4,4·-二異 氰酸酯基二環己基曱烷之異構物,諸如反式/反式-、順/順 式及順/反式異構物及由此等化合物構成之混合物。 根據A2)之聚合體多元醇或多元胺通常來源於由聚碳酸 酯、聚酯、聚醚、聚丙烯酸酯、聚烯烴及聚矽氧烷構成之 群組,如見於例如 Ullmann's Encyclopedia of Industrial Chemistry 2005,DOI : 10.1002/14356007.a21_665.pub2 「聚胺基曱酸S旨」,第三章,W. Friederichs。 適合的聚碳酸酯多元醇係該等可例如由光氣與過量多元 139317.doc 201006856 醇反應獲得。適合之二元醇係例如乙二醇、丙烷_丨,2_二 醇、丙炫-1,3-二醇、丁烧-丨少二醇、丁烯_M_二醇、丁 炔二醇、戊烷-1,5-二醇、新戊二醇、2 丁基_2_乙 基·1,3-丙二醇、雙(羥曱基)環己烷,諸如L4-雙(羥基曱 基)環己烷、2-曱基丙烷-1,3-二醇、曱基戊二醇及此外之 一乙二醇、二乙二醇、四乙二醇、聚乙二酵、二丙二醇、 聚丙二醇、二丁二醇及聚丁二醇。 較佳係通式HO-(CH2)x-〇H之醇,其中χ係自m20之數, 較佳係自2至20之偶數。此等之實例係乙二醇、丁烧_ i ,4_ 二醇、己烷-1,6_二醇、辛烷二醇及十二烷_112_二 醇。新戊二醇及2-丁基-2-乙基丙二醇係更佳。高級含 羥醇,諸如甘油、三羥曱基丙烷、l52,6_己三醇、124 丁 二醇、季戊四醇、對環己二醇、甘露糖醇及山梨糖醇亦可 成適當比例使用。 其他適合的聚酯多元醇係該等由多元醇與多元羧酸反應 獲得者。代替游離多元羧酸,亦可能使用對應之多羧酸酐 或對應之低級醇之多羧酸酯或其混合物於聚酯多元醇之製 備。多元羧酸可係脂族或環脂族、芳脂族、芳族或雜環, 並且可視需要經例如齒素原子取代及/或不飽和。作為此 等實例可提及:辛二酸、壬二酸、笨二甲酸、間苯二甲 酸、鄰苯二甲酸酐、四氫鄰苯二甲酸酐、六氫鄰苯二^酸 酐、四氣苯二甲酸酐、内亞甲基四氫鄰苯二甲酸酐、戊一 酸酐、順丁烯二酸、順丁烯二酸酐、反丁烯二酸'_ —取脂 肪酸。通式HOOC-(CH2)y-C〇〇H之二羧酸較佳,其中y係 139317.doc 201006856 自1至20之數’較佳係自2至2〇之偶數,例如丁二酸、己二 酸、癸二酸及十二烷二羧酸。適宜的多元醇,較佳為二 醇’係作為用於聚碳酸醋多元醇之組分所提及之低分子量 醇。 . 内醋為主之聚酯二元醇亦適宜,此等係内酯之均聚物或 共聚物’較佳係内酯與適宜多官能基引發劑分子之加成 物,該加成物具有末端羥基。較佳的内酯係該等源自於通 鲁 式ho_(CH2)z-c〇〇h之化合物者,其中2係丨至20之數並且 亞曱基單元之Η原子亦可經(^至匕烷基取代。實例係£_己 内酯、β·丙内酯、γ-丁内酯及/或甲基_ε_己内酯及其混合 物。適宜的引發劑組分係例如作為用於聚碳酸酯多元醇組 分之如上所述之低分子量多元醇。ε_己内酯之對應聚合物 尤佳。低級聚酯二元醇或聚醚二元醇亦可用作用於内酯聚 合物之製備的引發劑。除内酿之聚合物之外,亦可能使用 對應之相當於内醋之羥基羧酸的化學上等價聚縮物。 • &外,聚醚二元醇適合作為單體。其尤其可由環氧乙 烧、環氧丙烧、環氧丁烧、四氫咬喃、氧化苯乙稀、表氣 醇或此等化合物之部分氣化或全氟化衍生物與其自身之聚 纟反應獲得,例如在BF3存在下,或由此等化合物與具有 反應性氫原子之引發劑組分(視需要以混合物或依序添加) 之加成反應獲得,引發劑組分諸如醇或胺,例如水、乙二 醇、丙院-1,2-二醇、丙院_ι 3 _ ,心一醇、1,2-雙(4-羥基二笨 基)丙烷或苯胺。 亦適合的係多羥基烯烴,較佳 双世係具有2個末端羥基者, 139317.doc 201006856 例如α-,ω-二羥基聚丁二烯;α_,ω_二羥基聚曱基丙酸烯酿 或α-,ω-二羥基聚丙烯酸酯作為單體。該等化合物見於例如 ΕΡ 0 622 378 Α1。其他適宜多元醇係聚縮醛、聚矽氧烷及 醇酸樹脂。 根據A3 )之非離子性親水化合物較佳係聚氧伸烧基趟, 其含有至少一羥基或胺基。適宜非離子性親水化合物為熟 習此技術者所知並且在DE 10 2004 002 526 Α1之段落 [0035]至[0039]或在 DE 10 2006 03 6220 Α1 中提及或解釋。 聚乙二醇丙二醇單烷基醚及/或聚乙二醇單烷基醚與聚 馨 丙二醇單烷基醚之混合物係更佳。 含有C7·24-烷基或(:7_24·烯基之根據Α4)之異氰酸酯基反 應性化合物係含有至少一個異氰酸酯基反應基如醇、胺或 硫醇以及至少一個(:7_24·烷基或(:7·24·烯基之化合物。較 佳,含有A4)含有1、2、3或4個異氰酸酯基反應基,更佳 3有1或2個異氰酸酯基反應基。較佳,A4)含有1、2、3或 4個C7_24-烷基或C'24_烯基,更佳含個C7.24_炫基或Cw 烯基。此等包括例如含有c?-24·烷基或c7_24烯基之單或二 _ 醇、單或二胺及胺基醇。其亦包括脂族羧酸、羧醯胺、磷 酸單酯、磷酸二酯、膦酸、膦酸單酯、硫酸單酯、磺酸、 單或二醇、單或二胺或胺基醇之烷氧化產物。 較佳使用含有C7·24-烷基或(:7_24_烯基之單羥基、二羥基 及单胺化合物。 存在之C7·24·烷基或C7 24_烯基較佳係直鏈。具有丨丨至^ 個碳原子之直鏈烷基最佳。具有15至20個碳原子之直鏈烷 139317.doc -10· 201006856 基係極佳。 根據A4)之化合物的實例係卜辛醇、丨癸醇、丨·十二烷 醇、i-十六烷醇、i-十八烧醇、油醇、卜二十烷醇及::
如環 物。 氧乙烷及/或環氧丙烷之加成製備的該等之烷氧化 較佳使用具有少於9個烷氧基單元之烷氧化物。 他實例係卜辛胺、卜癸胺、1-十二烷胺、K十六烷基
胺、1-十八烷胺、油胺、i-二十烷胺及其由例如環氧乙烷 及/或環氧丙烷之加成製備之烷氧化物,胺基氮有可能藉 烷氧化而經單及/或或二取代。較佳使用具有少於13個烷 氧基單元之烷氧化物。 根據Λ4)之化合物亦可係羧酸烷氧化物或羧醯胺烷氧化 物,例如自辛酸、癸酸、十二烷酸、十六烷酸、十八烷 酸、油酸、二十烷酸、辛醯胺、癸醯胺、十二烷醯胺、十 六烷醯胺、十八烷醯胺、油醯胺或二十烷醯胺與例如環氧 乙烷及/或環氧丙烧製備。較佳使用具有少於1〇個燒氧基 單元之烧氧化物。 其他實例係自磷酸製備之單酯或二酯或自硫酸製備之單 西旨之院氧化物以及例如1-辛醇、1-癸醇、1-十二燒醇、ι_ 十六烷酵、1-十八烷醇、油醇、1-二十烷醇及例如環氧乙 烷及/或環氧丙烷與此等酯之加成反應製備。較佳的使用 具有少於10個烷氧基單元之烷氧化物。 可另外使用烷氧基化脂族膦酸、膦酸單酯及磺酸,於其 磷或硫以及酯基上進行例如1 -辛基、1 -癸基、1 -十二境 基' 1-十六烧基、1-十八烧基、油基或1-二十炫•基之取代 139317.doc •11- 201006856 以及進行其與例如環氧乙烷及/或環氧丙烷之烷氧化反 應。較佳使用具有少於10個烷氧基單元之烷氧化物。 三官能基醇之例如1-辛基、癸基、i十二烷基、i十 六烧基、1-十八烧基、油基或!·二十烧基醚之單趟,諸如 甘油、二羥曱基丙烷、連苯三酚、間苯三酚及己三 醇,以及由例如環氧乙烷及/或環氧丙烷與此等醚之加成 反應製備之烷氧基化物亦可能。較佳係使用具有少於1〇個 烧氧基單元之烧氧化物。 亦可使用三官能基醇之例如甘油、三羥甲基丙烷、連苯鲁 二酚、間苯三酚及1,2,6-己三醇與例如辛酸、癸酸、十二 烷酸、十六烷酸、十八烷酸、油酸或二十烷酸之單酯以 及由例如環氧乙烷及/或環氧丙烷與此等酯之加成反應製 備之燒氧化物。較佳係使用具有少於1〇個烷氧基單元之烧 氧化物。 亦可使用四官能基醇諸如季戊四醇、赤蘚醇、蘇糖醇或 一甘油之與例如辛酸、癸酸、十二烷酸、十六烷酸、十八 烧酸、油酸或二十烷酸之二羧酸酯,,以及由例如環氧乙 〇 烧及/或環氧丙烷與此等酯之加成反應製備之烷氧化物。 較佳的使用具有少於個10烷氧基單元之烷氧化物。 額外實例係二醋或二醯胺或二經基二叛酸,例如自酒石 酸及I -辛醇、1-癸醇、1-十二烧醇、1-十六院醇、1·十八 院醇、油醇、1-二十烷醇、1·辛胺、1-癸胺、十二烧 胺、1-十六烷基胺、1-十八烷胺、油胺或1-二十燒胺所得 者’以及由例如環氧乙烷及/或環氧丙烷與此等酿或酿胺 139317.doc -J2- 201006856 之加成反應所製備之烷氧化物。較佳使用具有少於ι〇個烷 氧基單元之烷氧化物。 根據A5)之適宜低分子量化合物係低分子量多元醇,較 佳係二醇及三醇,如上所述作為用於聚碳酸酯多元醇之組 分。 此外,一元醇亦係適宜,較佳係一級或二級醇,諸如, 甲醇、乙醇、丙醇、異丙醇、丁醇、2_丁醇、異丁醇、 己醇辛醇、2 -乙基己醇、1-癸醇、1-十二燒醇、丨_十 四烧醇、十六烧醇、1-十八烧醇及1-二十烧醇。 同樣適宜的係例如,由將在前兩段落中提及之醇之醇基 交換成胺基或單烷胺基所獲得之胺或胺基醇。 根據A6)之離子性或潛在離子性之親水化合物係被理解 為意指所有具有至少一個對異氰酸酯具有反應性之所有化 合物,較佳係具有羥基或胺基以及至少一個離子性或潛在 離子官能基之化合物。離子性及潛在離子基之實例 係-cooy、_s〇3Y、_ρ〇(〇γ)2(γ為例如=H,nh4+,金屬陽 離子)、-NR:、_NR3+(R=H、烷基、芳基)。適宜的離子性 或潛在離子性親水化合物係熟習此技術者所知且見於例如 DE 10 2004 〇〇2 526 A1段落[0032]中。 用於延長反應B)之單官能基化合物A8)可係如在A5)所提 及之胺基醇及單胺,較佳係胺基醇或長鏈單胺,諸如乙醇 胺、一乙醇胺、1-已胺、丨_辛胺、丨_癸胺、丨_十二烷胺、 1-十四烷胺、丨_十六烷胺、1-十八烷胺、1-二十烷胺。可 使用之多元胺係例如乙二胺、丨,2•及〗,3_二胺基丙烷、丨,4_ 139317.doc -13- 201006856 二胺基丁烧、1,6-二胺基己炫、異佛爾酮二胺、2,2,4-及 2,4,4-三曱基-六甲基二胺之異構物混合物、2_甲基-戊二 胺、》辰嗪、2,5-二曱基-旅嗪、4,4'-二胺基-二環己基曱 烷、1,4-二胺基環己烷、胺乙基-乙醇胺、胺丙基乙醇胺、 (2-胺乙基)-2-胺乙基-績酸鈉、二伸乙基三胺、三伸乙基四 胺、四伸乙基五胺、1,3-及1,4-二甲苯二胺、α,α,α·,α,·四甲 基-1,3-及1,4-二曱苯二胺及4,4,-二胺基-二環己基曱烷、 二曱基乙二胺;且化合物Α8)亦可係肼、己二酸二醯肼或 草酸二醯肼。 在根據本發明之方法中,較好使用組分Al)l〇至45重量 0/〇、組分Α2)30至80重量%、組分Α3)0.1至15重量%、组分 Α4)0·1至15重量%、組分Α5)〇至8重量%及組分Α6)0至1〇重 量%以製備含有NCO基之聚胺基曱酸酯預聚合物,所有組 分之總和係1〇〇重量%。 根據本發明之用於製備水性PUR分散液之方法可在均相 中以一或多階段進行或者在多階段反應之情況中,部分在 分散相中進行。在Αΐ)_Α6)之加聚完全或部分進行後,實 行分散、乳化或溶解步驟。此係可視需要接著在分散相中 進行進一步加聚或改質。 在根據本發明之方法中,可先導入或隨後計量入已知用 以促進異氰酸酯加成反應之觸媒諸如三乙胺、1,4-二氮雜 雙環[2.2.2]辛烷、氧化二丁基錫、二辛酸錫或二月桂酸二 Τ基:錫、雙(2_乙基己酸)錫或其他有機金屬化合物。 接著可計量入反應開始時尚未添加之Al)-A7)之成分。 139317.doc 201006856 在步驟A)中之聚胺基曱酸酯預聚合物之製備中,異氰酸 酯基與對異氰酸酯具反應性之基的莫耳比係自1〇至3 5且 較佳係1.2至2.7。 係部分或完全進行組分Al)-A6)之反應以產生預聚合 物,但較佳係完全進行。轉換通常由追蹤反應混合物之 NCO含量而追蹤。為此目的,同時進行採樣之分光測定例 如紅外或近紅外光譜及折射率及化學分析之測定,諸如滴 定。因此就此獲得或以溶液獲得含有游離異氰酸酯基之聚 胺基甲酸酯預聚合物。 自A1)至A6)製備聚胺基甲酸酯預聚合物之後或期間,進 行具有陰離子性及/或陽離子性分散效應之基之部分或完 全鹽形成,除非此係在起始分子中進行。在陰離子基之例 中,就此目的使用鹼如氨、碳酸銨或碳酸氫銨、三甲胺、 三乙胺、三丁胺、二異丙基乙胺'二甲基乙醇胺、二乙基 乙醇胺、三乙醇胺、氫氧化鉀或碳酸鈉,較佳係三乙胺、 三乙醇胺、二甲基乙醇胺或二異丙基乙胺。鹼之莫耳數量 係在陰離子基之量的5()及15()%之間,且較佳係在似 120%之間。在陽離子基之例中,使用例如硫酸二曱酯、 丁二酸或甲酸。純使用具有醚基之非離子性親水化合物 A3) ’則可省略中和步驟。若分散水已含有中和劑,則中 和亦可與分散同時進行。 其後,可借助於根據A7)之溶劑在另一方法步驟c)中溶 解所得預聚合物。 在隨後方❹驟中,自B)之化合物㈤與仍留著的異氛 139317.doc 15 201006856 酸Sb基反應。此鍵延長/终止可在分散前 劑中進行,《者較佳在分散後在水中進行 分散期間在溶 :延長程度’即用於B)之鍵延長之化合物A”之新添加 之應性NH基的當量數與預聚合物之游離则基的比例 較佳係自㈣至U更佳係自㈣幻⑽,愈佳係自 至 0.98。 ’
步驟B)之化合物,可單獨使用或者作為混合物使用, 可視需要以水及/或根據A7)之溶_釋,在根據本發明之 方法中’原則上任何添加順序都可能。 通常,根據本發明之聚胺基甲酸酯_聚脲分散液之製備 係藉由視需要使用強剪切(如強烈攪拌)將無溶劑或已溶解 的預聚合物或經鏈延長之聚胺基甲酸酯聚合物引入至分散 水中而進行,或者相反地將分散水攪拌引入預聚合物或聚 合物或其溶液中而進行。較佳將無溶劑預聚合物添加至水 中。 在分散步驟後仍可能存在於分散液中之溶劑A7)通常係 隨後經由蒸餾去除。蒸餾較佳係在減壓下執行。亦可能在 刀散其本身之期間移除。 因此獲得具有10至70重量%之固體含量的分散液,較佳 係20至65重量%並且尤佳係25至60重量%。 取決於中和程度及離子基含量,該分散液可經製成非常 微細以使得其實質上具有溶液外觀,但亦可為非常粗顆粒 之調配物,其同樣非常穩定。 本發明又關於根據本發明之聚胺基曱酸酯·聚脲分散液 139317.doc •16- 201006856 與其他水性黏結劑及交聯劑之混合物,此混合物係用於製 造塗層材料此處,亦可使用塗層技術本身已知之助劑及 添加劑,諸如增稠劑、填料、顏料、蠟、手感劑、染料、 溶劑、均化劑及交聯劑。 本發明亦係關於根據本發明之聚胺基甲酸酯-聚脲分散 液之塗料及/或上述該等之混合物之塗料及/或較佳係由聚 胺基曱酸酯-聚脲分散液利用機械膨脹產生之發泡體在任 何所需基質上之塗層,該基質為例如金屬、木材、玻璃、 玻璃纖維、碳纖維、石材、陶瓷礦物質、混凝土、非常寬 範圍類型的剛性及軟質塑料、編織物及非織造紡織品、皮 革、二層皮革、人造皮革、紙張、堅硬纖維、稻草及瀝 青’在塗覆之前其亦可視需要具有慣用底漆塗層或可視需 要在塗覆之後具有另一塗料。 較佳的基質係皮革及人造皮革。尤佳之基質係全顆粒及 磨面皮革及二層皮革。 因此本發明之另一目的係由所述方法獲得的水性聚胺基 甲酸酯-聚脲分散液; 該水性聚胺基甲酸酯-聚脲分散液用於製造塗料之用 途; 該水性聚胺基甲酸酯-聚脲分散液用於藉由機械膨服製 造用以製造塗料之發泡體之用途; 由該水性聚胺基曱酸酯-聚脲分散液獲得之塗料_ ; 由該水性聚胺基甲酸酯-聚脲分散液獲得之由機械膨m 製造之發泡體所獲得的塗料; 139317.doc •17· 201006856 塗覆該塗料之基質; 塗覆有該塗料之皮革或人造皮革; 塗覆有該塗料之全顆粒或磨面皮革及二層皮革。 【實施方式】 實例 利用Imhoff漏斗之泡沫穩定性的評定: 機械產生之發泡體經調節至〇·5至〇·7 g/cm3之發泡密 度,將一升此發泡體引入Imhoff漏斗並且蓋上開口。在室 溫下一小時後’排出1 〇〇 ml並且測定密度。若密度增加不 多於10% ’則泡沫穩定性適合於塗佈。 在塗佈中泡沫穩定性之評定: 機械產生之發泡體經調節至0.5至〇.7 g/cm3之發泡密度 並且利用喷霧塗佈法塗佈至皮革。具有良好的發泡穩定性 之發泡體完工物係以均勻、視覺上均勻發泡體表面及柔軟 的完全手感而區別。另外,在光學顯微鏡下截面應可見到 細微小孔發泡體。 用於評定遷移之水滴試驗: 一滴軟化水置於經塗佈且乾燥之發泡體完工物上並使其 在室溫下完全蒸發。在水滴乾燥後形成灰色至白色平面顯 不非所需之遷移。即使可毫無問題地去除此邊緣,此效果 係非期望。 以DE 4 230 997 A1中描述之製備(W4)及發泡體(S4)充當 比較例1。 以DE 4 230 997 A1中描寫之不使用發泡體穩定劑硬脂酸 139317.doc 201006856 銨之製備(W4)及發泡體(S4)充當比較例2。 使用材料 組分A3)
Clariant國際有限公司之Polyglykol B01/20 :具有大約 700 g/mol之莫耳質量之環氧丙烷聚合物的單正丁醚;
Clariant國際有限公司之Polyglykol B 11/50:具有大約 13 00 g/mol之莫耳質量之環氧乙烷及環氧丙烷之統計聚合 物(statistical polymer)的單正 丁醚; ❿ w Clariant國際有限公司之Polyglykol M750 :具有大約750 g/mol之莫耳質量的環氧乙烧之聚合物的單甲醚。 組分A4)
Clariant國際有限公司之Hostacerin DGSB :以平均四個 環氧乙烷乙氧化之二甘油二硬脂酸酯。 本發明之聚胺基甲酸酯分散液 PU-1 :
φ 先將727.8 g(360 mmol)聚(己二醇己二酸酯)(OH
No. = 55.5) ' 87.4 g(100 mmol)Hostacerin DGSB ' 42.9 g(320 mmol)二經曱基丙酸、35 g(50 mmol)Polyglykol • B01/20及 37.4 g(50 mmol)Polyglykol M750在 60°C 下弓I 入並 . 且添加309.1 g(1840 mmol)六亞曱基二異氰酸酯。在大約 85°C下攪拌混合物1.5小時。其後NCO值係 6.50%(理論 NCO值:6.84%)。將此預聚合物冷卻至60°C並且接著添加 32.3 g(320 mmol)三乙胺。現在於10 min内伴隨著強烈攪拌 將此混合物注入193 0 g冷水(5-10°C)中並且再攪拌15 min。 139317.doc -19- 201006856 將 42.9 g(857 mmol)耕一水化物及 24 g(54 mmol)2-(2-胺乙 基)-胺基-1-乙續酸鈉鹽(Vestamin A 95 former Degussa AG)(胺Νο·=2 53 )(合計相當於理論要求胺之9 5%)在320 g水 中之溶液於1 〇 min内添加至此分散液中並且再授拌15 min。獲得具有35重量°/〇之固體含量的儲存穩定之分散 液。 PU-2 : 在 60。(:下先引入 288 g(140 mmol)a,co-二羥基聚(氧-1,4-丁二基)(ΟΗ Νο· = 54.4)、25.5 g(29.2 mmol) Hostacerin DGSB、 12.5 g(93.1 mmol)二羥甲基丙酸及 59.5 g( 45.8 mmol) Polyglykol Bll/50並且添加 144_3 g(650 mmol)異氣 爾酮二異氰酸酯。在大約85°C下攪拌混合物2 h。其後 NCO值係5.57%(理論NCO值:5.79%)。將此預聚合物冷卻 至60。(:並且接著添加9.4 g(93.1 mmol)三乙胺。現在於10 min内伴隨著強烈攪拌注入890 g冷水(5-10°C )並且再攪拌 15 min。將16.7 g(334 mmol,理論上要求胺之95%)肼一水 化物在60 g水中之水溶液於10 min内添加至此分散液中並 且再攪拌15 min。獲得具有35重量%之固體含量的儲存穩 定之分散液。 PU-3 : 先將 192 g(95 mmol)聚(己二醇碳酸酯)(OH No. = 55.5)、 9.5 g(35 mmol)硬脂醇、11.4 g(85 mmol)二經甲基丙酸及
32.5 g(25 mmol)Polyglycol Bll/50在 65°C 下引入並且添加 117.9 g(450 mmol)雙(4-異氰酸酯基己基)甲烷(Desmodur W 139317.doc -20- 201006856 former Bayer AG)。在大約90°C下搜拌混合物2.5小時。其 後NCO值係5.32%(理論NCO值:5.55%)。將此預聚合物冷 卻至65°C並且接著添加9.1 g(90 mmol)三乙胺。現在於10 min内伴隨著強烈攪拌注入650 g冷水(5-10°C )並且再攪拌 15 min。將含13.1 g(2 19 mmol,理論上要求量的95%)乙 二胺之100 g水溶液在10 min内添加至此分散液中並且再攪 拌15 min。獲得具有32重量%之固體含量的儲存穩定之分 散液。 在DE 4 23 0 997 A1中類似於製備(W4)之製劑與聚胺基甲 酸酯分散液PU-1至PU-3或其混合物混合,其差異係不使用 發泡體穩定劑硬脂酸銨。此意指1000份PU分散液與190份 顏料製劑製成具有羥乙基纖維素之糊料,因而混合物具有 30秒之粘度,其使用DIN Cup 4測量。 由此等製劑製造發泡體係如在DE 4 230 997 A1中對發泡 體(S4)所述般進行。 發泡體之塗佈以及其餘完工物係如DE 4 230 997 A1之塗 佈例A至D中描述般進行。 結果評估 全部四個塗佈例提供下列結果(類似於DE 4 230 997 A1 之塗佈例A至D): 比較例1之泡沫穩定性以及由分散液PU-1至PU-3之製備 產生之發泡體的泡沫穩定性良好。比較例2之泡沫穩定性 不足。 在發泡體塗佈及乾燥後,比較例1及由分散液PU-1至PU- 139317.doc •21 - 201006856 3之製備產生之發泡體具有均自外觀、柔軟手感並且在顯 微鏡下在截面中具有小孔徑。比較例2之塗佈顯示撕破、 不均勻外觀、過硬、較差之體積手感以及在在顯微鏡下在 截面中之非常不均勻之孔徑。 在包括比較例1之發泡體的完工物之例中,水滴試驗顯 示白色至灰色邊緣。在包括比較例2之發泡體及由分散液 PU-1至PU-3之製劑產生的發泡體之完工物之例中,此效果 未發生。 因此,與比較例1及2相反,PU-1至PU-3在四個塗佈例中 均表現令人滿意。 139317.doc 22·
Claims (1)
- 201006856 七、申請專利範圍: 1. 一種製備穩定發泡體之水性聚胺基甲酸酯-聚脲分散液之 方法,其中: A) 首先經由使下列成份反應而產生含NCO基且NCO官 能度小於2之聚胺基曱酸酯預聚合物: A1)聚異氰酸酯, ^ A2)具有400至8000 g/mol之數量平均分子量之聚合體 多元醇及/或多元胺; ® A3)異氰酸酯基反應性之非離子性親水化合物,其係 含有至少一個羥基或胺基之聚氧伸烷基醚;及 A4)含有C7_24-烷基或C7.24-烯基之異氰酸酯基反應性 化合物; 及 B) 使預聚合物之仍為游離的NCO基與化合物A8)反應, 該化合物A8)係選自由異氰酸酯基反應性胺基醇、單 胺、多元胺、肼、醯肼及其混合物構成之群組,其 ❿ 量為使化合物A8)之異氰酸酯基反應性NH基對預聚 合物之NCO基之理論莫耳比達到0.8至1.2。 2. 如請求項1之方法,其中該含有NCO基之聚胺基甲酸酯 預聚合物具有超過1且小於2之NCO官能度。 3. 如請求項1或2之方法,其特徵在於,在步驟A)中,額外 進行A1)與下列組分之反應: A5)具有17-400 g/ mol之數量平均分子量的低分子量 化合物,其選自由單及多元醇、單及多元胺及胺 139317.doc 201006856 基醇構成之群組;及/或 A6)異氰酸醋基反應性、離子性或潛在離子性親水化 合物;及/或其特徵在於 A7)在步驟A)中’ A1)與A2)至A4)及/或A5)及/或八6) 之反應係在作為溶劑之脂族嗣或醋中進行。 4. 如請求項1或2之方法,其特徵在於: C)將自步驟A)獲得之預聚合物溶於脂族銅或醋中,或 者若在A7)存在下進行製備,則藉由進一步添加脂族 酮或酯而稀釋該預聚合物溶液。 參 5. 如請求項1或2之製備水性聚胺基曱酸酯·聚脲分散液之方 法,其特徵在於該含有NCO基之聚胺基甲酸酯預聚合物 含有10至45重量%之組分A1),30至8〇重量%之組分 A2) ’ 0.1至15重量%之組分A3)及0‘丨至15重量%之組分 A4) ’所有組分之總和係1 〇〇重量%。 6. 如請求項3之方法,其特徵在於該含有NC0基之聚胺基 甲酸酯預聚合物另外含有〇至8重量%之組分A5)及〇至1〇 重量%之組分A6),所有組分之總和係丨〇〇重量%。 ❿ 7. 如請求項1或2之方法,其特徵在於該等根據A4)之化合 物含有至少一個含11至22個碳原子之直鏈飽和烷基鏈。 . 8. 如μ求項7之方法,其特徵在於該等根據A4)之化合物含 , 有至少一個含15至20個碳原子之直鏈飽和烷基鏈。 9. 如凊求項1或2之方法,其特徵在於該等根據A3)之化合 物係聚乙二醇丙二醇單烧基醚及/或聚乙二酵單炫基謎與 聚丙二醇單烷基醚之混合物。 139317.doc -2 - 201006856 ι〇.如請求項1或2之方法,其特徵在於該等聚異氰酸酯Αυ 具有通式X(NCO)p ’其中Ρ係2,且X係脂族或環脂族、 芳族或芳脂族烴基。 11·種水性穩定發泡體之聚胺基甲酸酯-聚脲分散液,其可 .由如請求項1至10中任一項之方法獲得。 , 12. 一種如請求項11之水性聚胺基曱酸酯-聚脲分散液之用 途,其係用於塗料之製造。 擧 13. 一種如請求項11之水性聚胺基甲酸酯-聚脲分散液之用 途’其係用於製造用於塗料製造的機械膨脹之發泡體。 14· 一種塗料’其可由如請求項u之水性聚胺基甲酸酯-聚腺 分散液獲得。 15. —種塗料,其可由機械膨脹之發泡體獲得,該發泡體可 自如請求項11之水性聚胺基甲酸酯-聚脲分散液獲得。 16. —種以如請求項丨4或15之塗料塗覆之基質。 17. —種以如請求項14或15之塗料塗覆之皮革或人造皮革。 φ 18. —種以如請求項14或15之塗料塗覆之全顆粒或磨面皮革 及二層皮革(split leather)。 139317.doc 201006856 四、指定代表圖: (一) 本案指定代表圖為:(無) (二) 本代表圖之元件符號簡單說明: 五、本案若有化學式時,請揭示最能顯示發明特徵的化學式·· (無) 139317.doc
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| EP2066712B1 (en) | 2006-09-21 | 2010-01-13 | Clariant Finance (BVI) Limited | Aqueous polyurethane/polyurea dispersions |
| EP2361938A1 (de) * | 2010-02-18 | 2011-08-31 | Bayer MaterialScience AG | Lichtechte Beschichtungsmittel |
| WO2011061206A1 (en) * | 2009-11-19 | 2011-05-26 | Bayer Materialscience Ag | Light-stable anionic polyurethane polyureas |
| US9617453B2 (en) * | 2009-12-14 | 2017-04-11 | Air Products And Chemicals, Inc. | Solvent free aqueous polyurethane dispersions and methods of making and using the same |
| DE102011107873B4 (de) * | 2011-07-19 | 2015-12-03 | Stahl International Bv | Verfahren zur Herstellung von Seitenketten enthaltenden Polyurethan-Polyharnstoffen und deren wässrigen Dispersionen |
| US20130343822A1 (en) * | 2012-06-20 | 2013-12-26 | Mark Swarny | Liner system for mines, tunnels and other ground structures |
| CN102702471A (zh) * | 2012-06-27 | 2012-10-03 | 惠州市汉诺新材料有限公司 | 一种无溶剂水性聚氨酯分散体的制备方法 |
| US10160864B2 (en) * | 2014-06-24 | 2018-12-25 | 3M Innovative Properties Company | Polyurethane aerosol compositions, articles, and related methods |
| CN115725045B (zh) * | 2022-11-18 | 2024-10-18 | 万华化学集团股份有限公司 | 一种聚氨酯-聚脲分散体及其制备方法和用途 |
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| JP3033117B2 (ja) * | 1990-03-30 | 2000-04-17 | 大日本インキ化学工業株式会社 | ポリウレタンポリ尿素粒子水性分散体の製造方法 |
| EP0507173B1 (en) | 1991-04-05 | 1995-10-18 | Bayer Corporation | Aqueous polyurethane-urea dispersions based on bis-(4-isocyanatocyclohexyl)-methane enriched in the trans,trans-isomer and coatings or films prepared therefrom |
| DE4230997A1 (de) | 1992-09-16 | 1994-03-24 | Sandoz Ag | Spritzbeständiger wässriger Schaum, dessen Herstellung und Verwendung |
| DE4314111A1 (de) | 1993-04-29 | 1994-11-03 | Goldschmidt Ag Th | alpha,omega-Polymethacrylatdiole, Verfahren zu ihrer Herstellung und deren Verwendung zur Herstellung von Polymeren, insbesondere Polyurethanen und Polyestern |
| WO1997015816A1 (fr) * | 1995-10-25 | 1997-05-01 | Freund Industrial Co., Ltd. | Dispositif de mesure de particules pour appareil de traitement de granules et procede de mesure de particules |
| ATE236941T1 (de) * | 1998-12-29 | 2003-04-15 | Dow Global Technologies Inc | Polyurethanschäume hergestellt aus mechanisch aufgeschaumten polyurethandispersionen |
| DE19914882A1 (de) * | 1999-04-01 | 2000-10-05 | Bayer Ag | Selbstvernetzende Polyurethan-, Polyurethan-Polyharnstoff- bzw. Polyharnstoff-Dispersionen für Schlichten |
| DE10122444A1 (de) * | 2001-05-09 | 2002-11-14 | Bayer Ag | Polyurethan-Polyharnstoff Dispersionen als Beschichtungsmittel |
| GB0116678D0 (en) | 2001-07-09 | 2001-08-29 | Clariant Int Ltd | Inherently coloured polyurea and polyurethane |
| CN1218981C (zh) * | 2003-03-06 | 2005-09-14 | 华南理工大学 | 丙烯酸聚氨酯共聚物乳液及其制备方法和应用 |
| DE102004002526A1 (de) | 2004-01-16 | 2005-08-04 | Bayer Materialscience Ag | Thermovergilbungsstabile Polyurethan-Polyharnstoff Dispersionen |
| DE102005018692A1 (de) | 2005-04-22 | 2006-10-26 | Bayer Materialscience Ag | Schlichtezusammensetzung |
| DE102006036220A1 (de) | 2006-08-03 | 2008-02-07 | Clariant International Limited | Polyetheramin-Makromonomere mit zwei benachbarten Hydroxylgruppen und ihre Verwendung zur Herstellung von Polyurethanen |
| EP2066712B1 (en) | 2006-09-21 | 2010-01-13 | Clariant Finance (BVI) Limited | Aqueous polyurethane/polyurea dispersions |
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