CA3043462A1 - Prevention des depots dans la production de cellulose selon le procede au sulfate (dissolution kraft) - Google Patents
Prevention des depots dans la production de cellulose selon le procede au sulfate (dissolution kraft) Download PDFInfo
- Publication number
- CA3043462A1 CA3043462A1 CA3043462A CA3043462A CA3043462A1 CA 3043462 A1 CA3043462 A1 CA 3043462A1 CA 3043462 A CA3043462 A CA 3043462A CA 3043462 A CA3043462 A CA 3043462A CA 3043462 A1 CA3043462 A1 CA 3043462A1
- Authority
- CA
- Canada
- Prior art keywords
- acid
- monoethylenically unsaturated
- acids
- group
- comb polymers
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 34
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title claims abstract description 20
- 230000008569 process Effects 0.000 title claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 239000002655 kraft paper Substances 0.000 title claims abstract description 12
- 229910021653 sulphate ion Inorganic materials 0.000 title abstract description 3
- 230000002265 prevention Effects 0.000 title description 2
- 229920000642 polymer Polymers 0.000 claims abstract description 51
- 239000003112 inhibitor Substances 0.000 claims abstract description 23
- 239000002253 acid Substances 0.000 claims abstract description 18
- 239000000178 monomer Substances 0.000 claims abstract description 16
- 150000007513 acids Chemical class 0.000 claims abstract description 13
- 150000003839 salts Chemical class 0.000 claims abstract description 10
- 229920000570 polyether Polymers 0.000 claims abstract description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 38
- 238000000151 deposition Methods 0.000 claims description 28
- 230000008021 deposition Effects 0.000 claims description 28
- 239000003784 tall oil Substances 0.000 claims description 25
- 238000010411 cooking Methods 0.000 claims description 22
- 239000011347 resin Substances 0.000 claims description 20
- 229920005989 resin Polymers 0.000 claims description 20
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 19
- 235000010216 calcium carbonate Nutrition 0.000 claims description 19
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 15
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 13
- 239000002270 dispersing agent Substances 0.000 claims description 12
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 12
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 9
- 239000011976 maleic acid Substances 0.000 claims description 9
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 8
- 238000010526 radical polymerization reaction Methods 0.000 claims description 7
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 6
- 239000000344 soap Substances 0.000 claims description 5
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 claims description 4
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 claims description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 4
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 claims description 4
- 238000004537 pulping Methods 0.000 claims description 4
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 claims description 4
- XEEYSDHEOQHCDA-UHFFFAOYSA-N 2-methylprop-2-ene-1-sulfonic acid Chemical compound CC(=C)CS(O)(=O)=O XEEYSDHEOQHCDA-UHFFFAOYSA-N 0.000 claims description 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 3
- DBVJJBKOTRCVKF-UHFFFAOYSA-N Etidronic acid Chemical compound OP(=O)(O)C(O)(C)P(O)(O)=O DBVJJBKOTRCVKF-UHFFFAOYSA-N 0.000 claims description 3
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 claims description 3
- 239000001530 fumaric acid Substances 0.000 claims description 3
- 229940088644 n,n-dimethylacrylamide Drugs 0.000 claims description 3
- YLGYACDQVQQZSW-UHFFFAOYSA-N n,n-dimethylprop-2-enamide Chemical compound CN(C)C(=O)C=C YLGYACDQVQQZSW-UHFFFAOYSA-N 0.000 claims description 3
- 150000003009 phosphonic acids Chemical class 0.000 claims description 3
- UIIIBRHUICCMAI-UHFFFAOYSA-N prop-2-ene-1-sulfonic acid Chemical compound OS(=O)(=O)CC=C UIIIBRHUICCMAI-UHFFFAOYSA-N 0.000 claims description 3
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 claims description 3
- ZTWTYVWXUKTLCP-UHFFFAOYSA-N vinylphosphonic acid Chemical compound OP(O)(=O)C=C ZTWTYVWXUKTLCP-UHFFFAOYSA-N 0.000 claims description 3
- RSNDTPFSMDVWCS-UHFFFAOYSA-N 2-(butoxymethyl)prop-2-enamide Chemical compound CCCCOCC(=C)C(N)=O RSNDTPFSMDVWCS-UHFFFAOYSA-N 0.000 claims description 2
- 238000010923 batch production Methods 0.000 claims description 2
- 238000010924 continuous production Methods 0.000 claims description 2
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 2
- 239000000194 fatty acid Substances 0.000 claims description 2
- 229930195729 fatty acid Natural products 0.000 claims description 2
- 150000004665 fatty acids Chemical class 0.000 claims description 2
- XFHJDMUEHUHAJW-UHFFFAOYSA-N n-tert-butylprop-2-enamide Chemical compound CC(C)(C)NC(=O)C=C XFHJDMUEHUHAJW-UHFFFAOYSA-N 0.000 claims description 2
- 239000003921 oil Substances 0.000 claims description 2
- 229920001897 terpolymer Polymers 0.000 claims description 2
- UFTFJSFQGQCHQW-UHFFFAOYSA-N triformin Chemical compound O=COCC(OC=O)COC=O UFTFJSFQGQCHQW-UHFFFAOYSA-N 0.000 claims description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims 3
- VKZRWSNIWNFCIQ-WDSKDSINSA-N (2s)-2-[2-[[(1s)-1,2-dicarboxyethyl]amino]ethylamino]butanedioic acid Chemical compound OC(=O)C[C@@H](C(O)=O)NCCN[C@H](C(O)=O)CC(O)=O VKZRWSNIWNFCIQ-WDSKDSINSA-N 0.000 claims 1
- COJBCAMFZDFGFK-VCSGLWQLSA-N 2-O-sulfo-alpha-L-idopyranuronic acid Chemical compound O[C@@H]1O[C@@H](C(O)=O)[C@@H](O)[C@H](O)[C@H]1OS(O)(=O)=O COJBCAMFZDFGFK-VCSGLWQLSA-N 0.000 claims 1
- QENRKQYUEGJNNZ-UHFFFAOYSA-N 2-methyl-1-(prop-2-enoylamino)propane-1-sulfonic acid Chemical compound CC(C)C(S(O)(=O)=O)NC(=O)C=C QENRKQYUEGJNNZ-UHFFFAOYSA-N 0.000 claims 1
- SZHQPBJEOCHCKM-UHFFFAOYSA-N 2-phosphonobutane-1,2,4-tricarboxylic acid Chemical compound OC(=O)CCC(P(O)(O)=O)(C(O)=O)CC(O)=O SZHQPBJEOCHCKM-UHFFFAOYSA-N 0.000 claims 1
- 101100345345 Arabidopsis thaliana MGD1 gene Proteins 0.000 claims 1
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 claims 1
- RGHNJXZEOKUKBD-SQOUGZDYSA-N Gluconic acid Natural products OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 claims 1
- YDONNITUKPKTIG-UHFFFAOYSA-N [Nitrilotris(methylene)]trisphosphonic acid Chemical compound OP(O)(=O)CN(CP(O)(O)=O)CP(O)(O)=O YDONNITUKPKTIG-UHFFFAOYSA-N 0.000 claims 1
- 239000000654 additive Substances 0.000 claims 1
- 230000000996 additive effect Effects 0.000 claims 1
- 239000003945 anionic surfactant Substances 0.000 claims 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims 1
- DUYCTCQXNHFCSJ-UHFFFAOYSA-N dtpmp Chemical compound OP(=O)(O)CN(CP(O)(O)=O)CCN(CP(O)(=O)O)CCN(CP(O)(O)=O)CP(O)(O)=O DUYCTCQXNHFCSJ-UHFFFAOYSA-N 0.000 claims 1
- 239000000174 gluconic acid Substances 0.000 claims 1
- 235000012208 gluconic acid Nutrition 0.000 claims 1
- UZVUJVFQFNHRSY-OUTKXMMCSA-J tetrasodium;(2s)-2-[bis(carboxylatomethyl)amino]pentanedioate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]C(=O)CC[C@@H](C([O-])=O)N(CC([O-])=O)CC([O-])=O UZVUJVFQFNHRSY-OUTKXMMCSA-J 0.000 claims 1
- OHOTVSOGTVKXEL-UHFFFAOYSA-K trisodium;2-[bis(carboxylatomethyl)amino]propanoate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)C(C)N(CC([O-])=O)CC([O-])=O OHOTVSOGTVKXEL-UHFFFAOYSA-K 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 14
- 239000011575 calcium Substances 0.000 description 14
- 229910052791 calcium Inorganic materials 0.000 description 14
- 239000000243 solution Substances 0.000 description 13
- 238000002474 experimental method Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- ATVJXMYDOSMEPO-UHFFFAOYSA-N 3-prop-2-enoxyprop-1-ene Chemical compound C=CCOCC=C ATVJXMYDOSMEPO-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000000706 filtrate Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- 229920005610 lignin Polymers 0.000 description 5
- 229920000151 polyglycol Polymers 0.000 description 5
- 239000010695 polyglycol Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 description 4
- 229920002266 Pluriol® Polymers 0.000 description 4
- 229910052979 sodium sulfide Inorganic materials 0.000 description 4
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- -1 sulfide anion Chemical class 0.000 description 4
- 239000002202 Polyethylene glycol Substances 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
- 230000005764 inhibitory process Effects 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 229920001223 polyethylene glycol Polymers 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- 235000011152 sodium sulphate Nutrition 0.000 description 3
- 229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 229940117913 acrylamide Drugs 0.000 description 2
- 229920006125 amorphous polymer Polymers 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 description 1
- OAYXUHPQHDHDDZ-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethanol Chemical compound CCCCOCCOCCO OAYXUHPQHDHDDZ-UHFFFAOYSA-N 0.000 description 1
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 1
- 239000001293 FEMA 3089 Substances 0.000 description 1
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- ITMIAZBRRZANGB-UHFFFAOYSA-N but-3-ene-1,2-diol Chemical compound OCC(O)C=C ITMIAZBRRZANGB-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 235000011148 calcium chloride Nutrition 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000011005 laboratory method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000269 nucleophilic effect Effects 0.000 description 1
- ACVYVLVWPXVTIT-UHFFFAOYSA-M phosphinate Chemical compound [O-][PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-M 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000002455 scale inhibitor Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 229910001379 sodium hypophosphite Inorganic materials 0.000 description 1
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/226—Use of compounds avoiding scale formation
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polyethers (AREA)
Abstract
L'invention concerne l'utilisation de polymères en peigne qui peuvent être obtenus par une polymérisation radicalaire de monomères monoéthyléniques insaturés du groupe A1) acides monoéthyléniques insaturés et leurs sels et du groupe A2) polyéther monoéthylénique insaturé, en tant qu'inhibiteurs des dépôts dans la production de cellulose selon le procédé au sulfate (dissolution kraft).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017200430.4A DE102017200430A1 (de) | 2017-01-12 | 2017-01-12 | Ablagerungsverhinderung in der Zellstoff-Herstellung nach dem Sulfatverfahren (Kraft-Aufschluss) |
| DE102017200430.4 | 2017-01-12 | ||
| PCT/EP2018/050472 WO2018130528A1 (fr) | 2017-01-12 | 2018-01-09 | Prévention des dépôts dans la production de cellulose selon le procédé au sulfate (dissolution kraft) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3043462A1 true CA3043462A1 (fr) | 2018-07-19 |
Family
ID=61022317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3043462A Abandoned CA3043462A1 (fr) | 2017-01-12 | 2018-01-09 | Prevention des depots dans la production de cellulose selon le procede au sulfate (dissolution kraft) |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP3568519B1 (fr) |
| AU (1) | AU2018207866B2 (fr) |
| BR (1) | BR112019013116A2 (fr) |
| CA (1) | CA3043462A1 (fr) |
| CL (1) | CL2019001599A1 (fr) |
| DE (1) | DE102017200430A1 (fr) |
| ES (1) | ES2845552T3 (fr) |
| PL (1) | PL3568519T3 (fr) |
| PT (1) | PT3568519T (fr) |
| RU (1) | RU2746828C2 (fr) |
| WO (1) | WO2018130528A1 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109665634A (zh) * | 2019-01-30 | 2019-04-23 | 上海电力学院 | 一种高分子阻垢缓蚀剂及其制备方法和应用 |
| IT202200003134A1 (it) | 2022-02-21 | 2023-08-21 | Alter Eco Pulp S R L | Metodo di estrazione della cellulosa da biomasse di scarto |
| IT202300018270A1 (it) | 2023-09-06 | 2025-03-06 | Alter Eco Pulp S R L | Metodo di estrazione della cellulosa da biomasse di scarto e di recupero dei solventi organici utilizzati |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4500693A (en) * | 1981-07-07 | 1985-02-19 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Water soluble copolymer method for manufacture therefore and use thereof |
| EP0537870A1 (fr) | 1991-10-18 | 1993-04-21 | W.R. Grace & Co.-Conn. | Copolymères d'ethers insaturés éthyléniquement utilisables comme superplastifiants pour ciment hydraulique |
| JPH0699879B2 (ja) | 1992-08-27 | 1994-12-07 | 伯東株式会社 | パルプ蒸解釜のスケール付着防止剤およびスケール付着防止方法 |
| US5534157A (en) * | 1994-11-10 | 1996-07-09 | Calgon Corporation | Polyether polyamino methylene phosphonates for high pH scale control |
| JP3088085B2 (ja) * | 1996-12-27 | 2000-09-18 | 株式会社日本触媒 | スケール防止剤 |
| US6146495A (en) | 1998-08-31 | 2000-11-14 | Nalco Chemical Company | Kraft process for the production of wood pulp by adding a copolymer of 1,2-dihydroxy-3-butene antiscalant |
| MY138251A (en) | 2001-06-06 | 2009-05-29 | Thermphos Trading Gmbh | Method for inhibiting calcium salt scale |
| MY129053A (en) | 2001-06-06 | 2007-03-30 | Thermphos Trading Gmbh | Composition for inhibiting calcium salt scale |
| FI121382B (fi) | 2002-12-23 | 2010-10-29 | Arizona Chemical B V | Puunkeiton apuaine, sen valmistus ja käyttö |
| FR2894998A1 (fr) * | 2005-12-16 | 2007-06-22 | Coatex Sas | Procede de fabrication de sauces de couchage a la retention d'eau et a la viscosite brookfield ameliorees mettant en oeuvre un polymere peigne avec au moins une fonction greffee oxyde de polyalkylene. |
| WO2008057492A2 (fr) | 2006-11-06 | 2008-05-15 | Hercules Incorporated | Procédés permettant de lutter contre l'empoissement et l'encrassement lors de la fabrication de papier et pâte à papier |
| EP2020422A1 (fr) * | 2007-07-31 | 2009-02-04 | Sika Technology AG | Polymères émulsifiants et leur utilisation |
| CN101939481B (zh) * | 2008-01-22 | 2014-04-02 | 狮王株式会社 | 牛皮纸浆用清洗剂及使用其的牛皮纸浆的制造方法 |
| MX2011001206A (es) | 2008-08-15 | 2011-03-25 | Hercules Inc | Formacion de pulpa de aditivos para una reduccion de resina de oykoa kraft. |
| JP2011052358A (ja) | 2009-09-04 | 2011-03-17 | Hakuto Co Ltd | スケール防止剤およびスケール防止方法 |
| JP2014147911A (ja) | 2013-02-04 | 2014-08-21 | Hakuto Co Ltd | スケール防止剤及びスケール防止方法 |
| DE102013207778A1 (de) * | 2013-04-29 | 2014-10-30 | Cht R. Beitlich Gmbh | Kammpolymere als Waschkraftverstärker für Wasch- und Reinigungsmittel |
| WO2015153349A1 (fr) * | 2014-03-31 | 2015-10-08 | Dow Global Technologies Llc | Modificateur de rhéologie sous forme de polymère synthétique et agent de rétention d'eau destiné à remplacer l'éther de cellulose dans des compositions de ciment |
-
2017
- 2017-01-12 DE DE102017200430.4A patent/DE102017200430A1/de not_active Withdrawn
-
2018
- 2018-01-09 CA CA3043462A patent/CA3043462A1/fr not_active Abandoned
- 2018-01-09 BR BR112019013116A patent/BR112019013116A2/pt active Search and Examination
- 2018-01-09 EP EP18701117.6A patent/EP3568519B1/fr not_active Not-in-force
- 2018-01-09 PL PL18701117T patent/PL3568519T3/pl unknown
- 2018-01-09 AU AU2018207866A patent/AU2018207866B2/en not_active Ceased
- 2018-01-09 RU RU2019121787A patent/RU2746828C2/ru active
- 2018-01-09 PT PT187011176T patent/PT3568519T/pt unknown
- 2018-01-09 ES ES18701117T patent/ES2845552T3/es active Active
- 2018-01-09 WO PCT/EP2018/050472 patent/WO2018130528A1/fr not_active Ceased
-
2019
- 2019-06-11 CL CL2019001599A patent/CL2019001599A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RU2746828C2 (ru) | 2021-04-21 |
| PT3568519T (pt) | 2021-02-10 |
| PL3568519T3 (pl) | 2021-05-31 |
| AU2018207866B2 (en) | 2022-04-14 |
| CL2019001599A1 (es) | 2019-08-23 |
| RU2019121787A (ru) | 2021-02-12 |
| EP3568519B1 (fr) | 2020-11-18 |
| DE102017200430A1 (de) | 2018-07-12 |
| WO2018130528A1 (fr) | 2018-07-19 |
| EP3568519A1 (fr) | 2019-11-20 |
| ES2845552T3 (es) | 2021-07-27 |
| RU2019121787A3 (fr) | 2021-02-12 |
| AU2018207866A1 (en) | 2019-05-23 |
| BR112019013116A2 (pt) | 2019-12-17 |
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| Date | Code | Title | Description |
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| FZDE | Discontinued |
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