CN108070077A - A kind of high durable saturated polyester resin and preparation method - Google Patents
A kind of high durable saturated polyester resin and preparation method Download PDFInfo
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- CN108070077A CN108070077A CN201711123105.6A CN201711123105A CN108070077A CN 108070077 A CN108070077 A CN 108070077A CN 201711123105 A CN201711123105 A CN 201711123105A CN 108070077 A CN108070077 A CN 108070077A
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- Prior art keywords
- butyl
- polyester resin
- acid
- saturated polyester
- high durable
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- 229920001225 polyester resin Polymers 0.000 title claims abstract description 20
- 239000004645 polyester resin Substances 0.000 title claims abstract description 20
- 229920006395 saturated elastomer Polymers 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims description 13
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims abstract description 19
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 125000006176 2-ethylbutyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(C([H])([H])*)C([H])([H])C([H])([H])[H] 0.000 claims abstract description 16
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims abstract description 14
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000003849 aromatic solvent Substances 0.000 claims abstract description 12
- BVFSYZFXJYAPQJ-UHFFFAOYSA-N butyl(oxo)tin Chemical compound CCCC[Sn]=O BVFSYZFXJYAPQJ-UHFFFAOYSA-N 0.000 claims abstract description 11
- 235000011037 adipic acid Nutrition 0.000 claims abstract description 9
- 239000001361 adipic acid Substances 0.000 claims abstract description 9
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 claims abstract description 9
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 claims abstract description 9
- DNIAPMSPPWPWGF-UHFFFAOYSA-N monopropylene glycol Natural products CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 34
- 239000002253 acid Substances 0.000 claims description 16
- 238000010792 warming Methods 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 7
- 238000010992 reflux Methods 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000003377 acid catalyst Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000002270 dispersing agent Substances 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 239000000049 pigment Substances 0.000 claims description 3
- 229920003180 amino resin Polymers 0.000 claims description 2
- 125000005605 benzo group Chemical group 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 239000004615 ingredient Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 abstract description 7
- 239000011347 resin Substances 0.000 abstract description 7
- 239000003973 paint Substances 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 abstract 2
- 230000000052 comparative effect Effects 0.000 description 7
- 230000032050 esterification Effects 0.000 description 6
- 238000005886 esterification reaction Methods 0.000 description 6
- 150000005846 sugar alcohols Polymers 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- QOOQLKSEGVNYLA-UHFFFAOYSA-N 1-$l^{1}-oxidanylbutane Chemical compound CCCC[O] QOOQLKSEGVNYLA-UHFFFAOYSA-N 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- QYQADNCHXSEGJT-UHFFFAOYSA-N cyclohexane-1,1-dicarboxylate;hydron Chemical compound OC(=O)C1(C(O)=O)CCCCC1 QYQADNCHXSEGJT-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- JLFNLZLINWHATN-UHFFFAOYSA-N pentaethylene glycol Chemical compound OCCOCCOCCOCCOCCO JLFNLZLINWHATN-UHFFFAOYSA-N 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/81—Preparation processes using solvents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of high durable saturated polyester resin, including following main component：Neopentyl glycol, 2 ethyl butyl propanediols, trimethylolpropane, M-phthalic acid, adipic acid, Isosorbide-5-Nitrae cyclohexane cyclohexanedimethanodibasic, butyl tin oxide, dimethylbenzene, aromatic solvent 150# and butyl glycol ether.Wherein 2 ethyl butyl propanediols mainly improve the weatherability and pigment-dispersing of resin, improve paint film appearance；Isosorbide-5-Nitrae cyclohexane cyclohexanedimethanodibasic improves weatherability and flexibility；Trimethylolpropane improves the crosslink density of paint film, improves chemical resistance and weatherability.
Description
Technical field
The present invention relates to resin art more particularly to a kind of high durable saturated polyester resin and preparation methods.
Background technology
The high-molecular compound that polyester resin is formed by dihydric alcohol or binary acid or polyalcohol and polyacid polycondensation.It influences poly-
There are many factor of ester resin weatherability, the hydroxyl value of resin, starting monomer structure type etc..Hydroxyl value height can provide the paint more increased
Film crosslink density, the weatherability for being conducive to paint film improve；The selection of resin monomer is also critically important, and polyalcohol does not contain β hydrogen
Weatherability is more excellent, big weather-proof also more preferable of steric hindrance；The structure and type of polyacid are also critically important, the weatherability of polynary aromatic acid
Poor, the weatherability of aliphatic acid and cyclohexane dicarboxylic acid is optimal.The raw material that conventional polyester is selected are aromatic acid mostly and contain
There is the polyalcohol of β hydrogen for raw material, so weatherability is all very general or even very poor, be only suitable for weatherability neck of less demanding
Domain.
The universal weatherability of outdoor Binder Resins for Coil Coatings most of at present is not good enough.The technological improvement of this product is
The weatherability of outdoor coil coating is improved, the longer protection time limit is provided outdoor metal material.
The content of the invention
Technical problems based on background technology, the present invention propose a kind of high durable saturated polyester resin and preparation side
Method.
Technical scheme is as follows：
A kind of high durable saturated polyester resin includes the main component of following weight percent：
Neopentyl glycol：15-30%；2- Ethyl-butyl propylene glycol：5-20%；Trimethylolpropane：0.5-10%；Isophthalic
Dioctyl phthalate：15-35%；Adipic acid：5-10%；Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic：5-15%；Butyl tin oxide:0.01-0.2%；Two
Toluene：1-10%；Aromatic solvent 150#：15-40%；Butyl glycol ether：5-20%.
Preferably, the high durable saturated polyester resin includes the main component of following weight percent：New penta 2
Alcohol：18.5%；2- Ethyl-butyl propylene glycol：6.9%；Trimethylolpropane：1%；M-phthalic acid：22%；Adipic acid：
6.9%；Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic：6.2%；Butyl tin oxide:0.02%；Dimethylbenzene：2.7%；Aromatic solvent 150#：
29.98%；Butyl glycol ether：5.8%.
A kind of preparation method of high durable saturated polyester resin, comprises the following steps：
In reaction kettle add in neopentyl glycol, 2- Ethyl-butyls propylene glycol, trimethylolpropane, M-phthalic acid, oneself two
Acid, Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic and butyl tin oxide are warming up to 150 DEG C, when heat preservation 0.5 is small, and control evaporates temperature≤101 DEG C,
Esterification is carried out, 230-235 DEG C is warming up to when 4.5-6 is small, is kept the temperature to transparent, acid value<25mgKOH/g adds in diformazan benzo
205-215 DEG C of reflux is cooled to, detects acid value<5mgKOH/g is cooled to 175-185 DEG C of addition aromatic solvent 150# thinning, etc.
Temperature adds in butyl glycol ether when being less than 120 DEG C, adjust viscosity and solid content, be cooled to less than 65-75 DEG C and filter and package.
The high durable saturated polyester resin of the present invention is to be carried out with polyalcohol and polyacid under organotin catalysts effect
Esterification, the rear stage touched the mark with refluxing xylene after cool down, with solvent dilute and be made；Amino tree is added in during use
The obtained outdoor coil coating such as fat, acid catalyst, dispersant, levelling agent, pigment and filler.
The invention has the beneficial effects that：The high durable saturated polyester resin of the present invention, including following main component：New penta
Glycol, 2- Ethyl-butyls propylene glycol, trimethylolpropane, M-phthalic acid, adipic acid, Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic, butyl oxygen
Change tin, dimethylbenzene, aromatic solvent 150# and butyl glycol ether.Wherein 2- Ethyl-butyls propylene glycol mainly improves the weather-proof of resin
Property and pigment-dispersing, improve paint film appearance；Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic improves weatherability and flexibility；Trimethylolpropane carries
The crosslink density of high paint film improves chemical resistance and weatherability.
Specific embodiment
Embodiment 1：
A kind of preparation method of high durable saturated polyester resin, comprises the following steps：
Neopentyl glycol is added in reaction kettle：18.5%；2- Ethyl-butyl propylene glycol：6.9%；Trimethylolpropane：1%；
M-phthalic acid：22%；Adipic acid：6.9%；Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic：6.2%；Butyl tin oxide:0.02%；It is warming up to
150 DEG C, when heat preservation 0.5 is small, control evaporates temperature≤101 DEG C, carries out esterification, and 5 are warming up to 230-235 DEG C when small, heat preservation
To transparent, acid value<25mgKOH/g adds in dimethylbenzene：2.7%, and 210 DEG C of reflux are cooled to, detect acid value<5mgKOH/g is cold
But aromatic solvent 150# is added in 180 DEG C：29.98%, thinning adds in butyl glycol ether when temperature are less than 120 DEG C：5.8%,
Viscosity and solid content are adjusted, less than 70 DEG C is cooled to and filters and packages.
Embodiment 2：
A kind of preparation method of high durable saturated polyester resin, comprises the following steps：
Neopentyl glycol is added in reaction kettle：15%；2- Ethyl-butyl propylene glycol：20%；Trimethylolpropane：0.5%；
M-phthalic acid：15%；Adipic acid：5%；Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic：15%；Butyl tin oxide:0.01%；It is warming up to 150
DEG C, when heat preservation 0.5 is small, control evaporates temperature≤101 DEG C, carries out esterification, and 4.5 are warming up to 230-235 DEG C when small, heat preservation is extremely
It is transparent, acid value<25mgKOH/g adds in dimethylbenzene：1%, and 210 DEG C of reflux are cooled to, detect acid value<5mgKOH/g is cooled to
175 DEG C add in aromatic solvent 150#：23.49%, thinning adds in butyl glycol ether when temperature are less than 120 DEG C：5%, it adjusts viscous
Degree and solid content, are cooled to less than 70 DEG C and filter and package.
Embodiment 3：
A kind of preparation method of high durable saturated polyester resin, comprises the following steps：
Neopentyl glycol is added in reaction kettle：30%；2- Ethyl-butyl propylene glycol：5%；Trimethylolpropane：10%；Between
Phthalic acid：15%；Adipic acid：10%；Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic：5%；Butyl tin oxide:0.2%；150 DEG C are warming up to,
Keep the temperature 0.5 it is small when, control evaporates temperature≤101 DEG C, carries out esterification, and 5 are warming up to 230-235 DEG C when small, keeps the temperature to transparent,
Acid value<25mgKOH/g adds in dimethylbenzene：3%, and 210 DEG C of reflux are cooled to, detect acid value<5mgKOH/g is cooled to 185 DEG C
Add in aromatic solvent 150#：14.8%, thinning adds in butyl glycol ether when temperature are less than 120 DEG C：7%, it adjusts viscosity and consolidates
Content is cooled to less than 70 DEG C and filters and packages.
Embodiment 4：
A kind of preparation method of high durable saturated polyester resin, comprises the following steps：
Neopentyl glycol is added in reaction kettle：15%；2- Ethyl-butyl propylene glycol：5%；Trimethylolpropane：2%；Isophthalic
Dioctyl phthalate：15%；Adipic acid：5%；Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic：5%；Butyl tin oxide:0.1%；150 DEG C are warming up to, heat preservation
0.5 it is small when, control evaporates temperature≤101 DEG C, carries out esterification, 6 are warming up to 230-235 DEG C when small, keep the temperature to transparent, acid value
<25mgKOH/g adds in dimethylbenzene：2%, and 210 DEG C of reflux are cooled to, detect acid value<5mgKOH/g is cooled to 180 DEG C of additions
Aromatic solvent 150#：40%, thinning adds in butyl glycol ether when temperature are less than 120 DEG C：10.9%, it adjusts viscosity and contains admittedly
Amount, is cooled to less than 70 DEG C and filters and packages.
Comparative example 1
2- Ethyl-butyls propylene glycol in embodiment 1 is removed, remaining preparation method is constant.
Comparative example 2
Isosorbide-5-Nitrae in embodiment 1-cyclohexane cyclohexanedimethanodibasic is removed, remaining preparation method is constant.
Comparative example 3
By the 2- Ethyl-butyls propylene glycol in embodiment 1 and Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic removal, remaining preparation method is not
Become.
The sample of embodiment 1-4 and comparative example 1-3 are added in into amino resins, acid catalyst, dispersant, levelling agent, pigment
With the obtained outdoor coil coating such as filler, the weatherability of coating is detected, obtains following testing result.
| Weatherability | Pigment-dispersing | |
| Embodiment 1 | It is excellent | It is excellent |
| Embodiment 2 | It is excellent | It is excellent |
| Embodiment 3 | It is excellent | It is excellent |
| Embodiment 4 | It is excellent | It is excellent |
| Comparative example 1 | It is excellent | Generally |
| Comparative example 2 | Generally | It is excellent |
| Comparative example 3 | It is excellent | Difference |
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of high durable saturated polyester resin, which is characterized in that include the main component of following weight percent：New penta 2
Alcohol：15-30%；2- Ethyl-butyl propylene glycol：5-20%；Trimethylolpropane：0.5-10%；M-phthalic acid：15-35%；Oneself two
Acid：5-10%；Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic：5-15%；Butyl tin oxide:0.01-0.2%；Dimethylbenzene：1-10%；Aromatic solvent
150#：15-40%；Butyl glycol ether：5-20%.
2. high durable saturated polyester resin as described in claim 1, which is characterized in that including the main of following weight percent
Ingredient：Neopentyl glycol：18.5%；2- Ethyl-butyl propylene glycol：6.9%；Trimethylolpropane：1%；M-phthalic acid：22%；Oneself
Diacid：6.9%；Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic：6.2%；Butyl tin oxide:0.02%；Dimethylbenzene：2.7%；Aromatic solvent 150#：
29.98%；Butyl glycol ether：5.8%.
3. a kind of preparation method of high durable saturated polyester resin, which is characterized in that comprise the following steps：
Neopentyl glycol, 2- Ethyl-butyls propylene glycol, trimethylolpropane, M-phthalic acid, adipic acid, 1 are added in reaction kettle,
4- cyclohexane cyclohexanedimethanodibasics and butyl tin oxide are warming up to 150 DEG C, when heat preservation 0.5 is small, and control evaporates temperature≤101 DEG C, carries out ester
Change reaction, 230-235 DEG C is warming up to when 4.5-6 is small, is kept the temperature to transparent, acid value<25mgKOH/g adds in diformazan benzo and is cooled to
205-215 DEG C of reflux, detects acid value<5 mgKOH/g, be cooled to 175-185 DEG C addition aromatic solvent 150# thinnings, etc. temperature it is low
Butyl glycol ether is added in when 120 DEG C, viscosity and solid content is adjusted, is cooled to less than 65-75 DEG C and filters and packages.
4. high durable saturated polyester resin as claimed in claim 1 or 2, which is characterized in that added in during the polyester resin use
Outdoor coil coating is made in amino resins, acid catalyst, dispersant, levelling agent, pigment and filler.
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| CN201711123105.6A CN108070077A (en) | 2017-11-14 | 2017-11-14 | A kind of high durable saturated polyester resin and preparation method |
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| CN201711123105.6A CN108070077A (en) | 2017-11-14 | 2017-11-14 | A kind of high durable saturated polyester resin and preparation method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108948333A (en) * | 2018-07-17 | 2018-12-07 | 立邦工业涂料(上海)有限公司 | A kind of low molecular weight polyester polymer, preparation method and applications |
| CN109293906A (en) * | 2018-09-26 | 2019-02-01 | 上海维凯光电新材料有限公司 | High-weatherability polyester and its synthetic method for solar energy backboard multilayer film bonding |
| CN111440296A (en) * | 2020-04-13 | 2020-07-24 | 广东伊诗德新材料科技有限公司 | Water-boiling-resistant outdoor polyester resin and preparation method thereof |
| CN111763465A (en) * | 2020-07-06 | 2020-10-13 | 华伦纳路新材料有限公司 | Modified resin for PCM with high weather resistance and high coating rate and preparation method thereof |
| CN114195994A (en) * | 2022-01-27 | 2022-03-18 | 重庆毂运科技有限公司 | Environment-friendly water-based polyester resin and preparation method thereof |
| CN116178683A (en) * | 2021-11-26 | 2023-05-30 | 财团法人工业技术研究院 | Polyester and Coatings |
| CN116716029A (en) * | 2023-07-06 | 2023-09-08 | 中海油常州涂料化工研究院有限公司 | Long-acting antibacterial and antiviral polyester finishing paint and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN108948333A (en) * | 2018-07-17 | 2018-12-07 | 立邦工业涂料(上海)有限公司 | A kind of low molecular weight polyester polymer, preparation method and applications |
| CN109293906A (en) * | 2018-09-26 | 2019-02-01 | 上海维凯光电新材料有限公司 | High-weatherability polyester and its synthetic method for solar energy backboard multilayer film bonding |
| CN111440296A (en) * | 2020-04-13 | 2020-07-24 | 广东伊诗德新材料科技有限公司 | Water-boiling-resistant outdoor polyester resin and preparation method thereof |
| CN111763465A (en) * | 2020-07-06 | 2020-10-13 | 华伦纳路新材料有限公司 | Modified resin for PCM with high weather resistance and high coating rate and preparation method thereof |
| CN116178683A (en) * | 2021-11-26 | 2023-05-30 | 财团法人工业技术研究院 | Polyester and Coatings |
| CN116178683B (en) * | 2021-11-26 | 2025-07-04 | 财团法人工业技术研究院 | Polyester and coatings |
| CN114195994A (en) * | 2022-01-27 | 2022-03-18 | 重庆毂运科技有限公司 | Environment-friendly water-based polyester resin and preparation method thereof |
| CN116716029A (en) * | 2023-07-06 | 2023-09-08 | 中海油常州涂料化工研究院有限公司 | Long-acting antibacterial and antiviral polyester finishing paint and preparation method thereof |
| CN116716029B (en) * | 2023-07-06 | 2024-04-30 | 中海油常州涂料化工研究院有限公司 | Long-acting antibacterial and antiviral polyester finishing paint and preparation method thereof |
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