CN1693334A - Process of preparing polyester resin for reflectorized film - Google Patents
Process of preparing polyester resin for reflectorized film Download PDFInfo
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- CN1693334A CN1693334A CN 200510040632 CN200510040632A CN1693334A CN 1693334 A CN1693334 A CN 1693334A CN 200510040632 CN200510040632 CN 200510040632 CN 200510040632 A CN200510040632 A CN 200510040632A CN 1693334 A CN1693334 A CN 1693334A
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Abstract
A polyester resin used for optical reflecting film is proportionally prepared from polyol, polybasic acid, special polyol or special polybasuic acid, catalyst and solvent through mixing, heating, reaction, vacuumizing, and cooling.
Description
Technical field
The present invention relates to a kind of preparation method of polyester resin for reflectorized film.
Background technology
Vibrin is widely used in coating, urethanes, tackiness agent, industries such as tapetum lucidum, motorway, the traffic sign of railway and license plate for vehicle are made required high-flexibility high-strength reflecting film, this tapetum lucidum requires to have fabulous rebound resilience, tensile strength, tensile strength, oil resistant, weather-proof, water-fast, low temperature flexibility, high temperature resistant, salt fog resistance, acidproof rain, thereby required vibrin requires to have good draw-off property in making processes, have with isocyanate crosslinking that consistency is good widely, the at present commercially available traditional coating that is used for is made the vibrin of usefulness and can not be satisfied this requirement.
Summary of the invention
The preparation method who the purpose of this invention is to provide a kind of polyester resin for reflectorized film utilizes the vibrin of its preparation to have good draw-off property, has consistency widely with isocyanate crosslinking, to overcome the deficiency of existing vibrin.
The technical solution adopted for the present invention to solve the technical problems is: a kind of preparation method of polyester resin for reflectorized film, and have following technical process: a. prescription: each component quality percentage composition is polyvalent alcohol 30～50%, polyprotonic acid 30～50%, extraordinary polyvalent alcohol or extraordinary polyprotonic acid 20～30%, catalyzer 0.01～0.3%, solvent 40～50%; B. respectively earlier with 20～60% polyvalent alcohol and polyprotonic acid, 20～40% extraordinary polyvalent alcohol or extraordinary polyprotonic acid, all catalyzer and 20～60% solvent add in the reactor, are heated to 160～180 ℃ of reactions 1～2 hour; C. remaining polyvalent alcohol, polyprotonic acid, extraordinary polyvalent alcohol or extraordinary polyprotonic acid, solvent are added in the reactor, reacted 6～8 hours heat temperature raising to 200～240 ℃; D. vacuumize, cooling, discharging.
Specifically: described polyvalent alcohol is ethylene glycol, hexylene glycol, pentanediol, tetramethylolmethane, TriMethylolPropane(TMP).
Specifically: described polyprotonic acid is hexanodioic acid, phthalic anhydride, tetrahydrophthalic anhydride, m-phthalic acid, terephthalic acid.
Specifically: described extraordinary polyvalent alcohol or extraordinary polyprotonic acid are cyclohexanedimethanol, cyclohexane cyclohexanedimethanodibasic, special pentanediol, dimethyl propylene glycol, dimethyl malonic acid, the acetate acetyl tert-butyl ester, polyester polyol.
Specifically: described catalyzer is butyl metal oxide, zinc oxide, isocaprylic acid zinc, isocaprylic acid tin.
Specifically: described solvent is aromatic hydrocarbons, aliphatic hydrocarbon, ester, oxytol acetate or ketone.Aromatic hydrocarbons is dimethylbenzene, toluene, and aliphatic hydrocarbon is a hexanaphthene, and ester is N-BUTYL ACETATE, vinyl acetic monomer, and oxytol acetate is a 1-Methoxy-2-propyl acetate, and ketone is pimelinketone, butanone, mibk, different fluorine that ketone.
The invention has the beneficial effects as follows, the vibrin that utilizes the preparation method of polyester resin for reflectorized film of the present invention to make, has good draw-off property, have consistency widely with isocyanate crosslinking, the tapetum lucidum that utilizes this vibrin and isocyanate crosslinking to make has fabulous rebound resilience, tensile strength, tensile strength, oil resistant, weather-proof, water-fast, low temperature flexibility, high temperature resistant, salt fog resistance, acidproof rain.
Embodiment
A kind of preparation method of isocyanate crosslinking, have following technical process: a. prescription: each component quality percentage composition is polyvalent alcohol 30～50%, polyprotonic acid 30～50%, extraordinary polyvalent alcohol or extraordinary polyprotonic acid 20～30%, catalyzer 0.01～0.3%, solvent 40～50%; B. respectively earlier with 20～60% polyvalent alcohol and polyprotonic acid, 20～40% extraordinary polyvalent alcohol or extraordinary polyprotonic acid, all catalyzer and 20～60% solvent add in the reactor, are heated to 160～180 ℃ of reactions 1～2 hour; C. remaining polyvalent alcohol, polyprotonic acid, extraordinary polyvalent alcohol or extraordinary polyprotonic acid, solvent are added in the reactor, reacted 6～8 hours heat temperature raising to 200～240 ℃; D. vacuumize, cooling, discharging.
Wherein, Polyvalent alcohol is ethylene glycol, hexylene glycol, pentanediol, tetramethylolmethane, TriMethylolPropane(TMP); Polyprotonic acid is hexanodioic acid, phthalic anhydride, tetrahydrophthalic anhydride, m-phthalic acid, terephthalic acid; Extraordinary polyvalent alcohol or extraordinary polyprotonic acid are cyclohexanedimethanol, cyclohexane cyclohexanedimethanodibasic, special pentanediol, dimethyl propylene glycol, dimethyl malonic acid, the acetate acetyl tert-butyl ester, polyester polyol; Catalyzer is butyl metal oxide, zinc oxide, isocaprylic acid zinc, isocaprylic acid tin; Solvent is aromatic hydrocarbons, aliphatic hydrocarbon, ester, oxytol acetate or ketone, aromatic hydrocarbons is dimethylbenzene, toluene, and aliphatic hydrocarbon is a hexanaphthene, and ester is N-BUTYL ACETATE, vinyl acetic monomer, oxytol acetate is a 1-Methoxy-2-propyl acetate, and ketone is pimelinketone, butanone, mibk, different fluorine that ketone.
Embodiment one:
Prescription: ethylene glycol 200kg, terephthalic acid 200kg, cyclohexanedimethanol 100kg, zinc oxide 100g, dimethylbenzene 200kg.
In 1 cube of reactor of reflux is arranged, add dimethylbenzene 100kg, 50kg ethylene glycol, 50kg terephthalic acid, 25kg cyclohexanedimethanol and catalyst oxidation zinc 100g, be warming up to 160～180 ℃ of reactions 1～2 hour, add remaining 100kg dimethylbenzene, 150kg ethylene glycol, 150kg terephthalic acid, 75kg cyclohexanedimethanol, be heated to 200～240 ℃, reacted 6～8 hours, the assaying reaction degree, during level of response to 99.5%, vacuumize, cooling, discharging, survey the content of active group.
Embodiment two:
Prescription: TriMethylolPropane(TMP) 200kg, hexanodioic acid 200kg, cyclohexanedimethanol 100kg, antimony acetate 100g, dimethylbenzene 200kg.
In 1 cube of reactor of reflux is arranged, add dimethylbenzene 60kg, 60kg TriMethylolPropane(TMP), 60kg hexanodioic acid, 30kg cyclohexanedimethanol and catalyst acetic acid antimony 100g, be warming up to 160～180 ℃ of reactions 1～2 hour, add remaining 100kg dimethylbenzene, 140kg TriMethylolPropane(TMP), 140kg hexanodioic acid, 70kg cyclohexanedimethanol, be heated to 200～240 ℃, reacted 6～8 hours, the assaying reaction degree, during level of response to 99.5%, vacuumize, cooling, discharging, survey the content of active group.
Embodiment three:
Prescription: tetramethylolmethane 100kg, terephthalic acid 100kg, dimethyl malonic acid 80kg, isocaprylic acid zinc 100g, hexanaphthene ester 200kg.
In 0.8 cube of reactor of reflux is arranged, add hexanaphthene ester 100kg, 50kg tetramethylolmethane, 50kg terephthalic acid, 25kg dimethyl malonic acid and catalyzer isocaprylic acid zinc 100g, be warming up to 160～180 ℃ of reactions 1～2 hour, add remaining 100kg hexanaphthene ester, 50kg tetramethylolmethane, 50kg terephthalic acid, 55kg dimethyl malonic acid, be heated to 200～240 ℃, reacted 6～8 hours, the assaying reaction degree, during level of response to 99.5%, vacuumize, cooling, discharging, survey the content of active group.
Claims (7)
1. the preparation method of a polyester resin for reflectorized film, it is characterized in that having following technical process: a. prescription: each component quality percentage composition is polyvalent alcohol 30～50%, polyprotonic acid 30～50%, extraordinary polyvalent alcohol or extraordinary polyprotonic acid 20～30%, catalyzer 0.01～0.3%, solvent 40～50%; B. respectively earlier with 20～60% polyvalent alcohol and polyprotonic acid, 20～40% extraordinary polyvalent alcohol or extraordinary polyprotonic acid, all catalyzer and 20～60% solvent add in the reactor, are heated to 160～180 ℃ of reactions 1～2 hour; C. remaining polyvalent alcohol, polyprotonic acid, extraordinary polyvalent alcohol or extraordinary polyprotonic acid, solvent are added in the reactor, reacted 6～8 hours heat temperature raising to 200～240 ℃; D. vacuumize, cooling, discharging.
2. the preparation method of polyester resin for reflectorized film according to claim 1, it is characterized in that: described extraordinary polyvalent alcohol or extraordinary polyprotonic acid are cyclohexanedimethanol, cyclohexane cyclohexanedimethanodibasic, special pentanediol, dimethyl propylene glycol, dimethyl malonic acid, the acetate acetyl tert-butyl ester, polyester polyol.
3. the preparation method of polyester resin for reflectorized film according to claim 1, it is characterized in that: described polyvalent alcohol is ethylene glycol, hexylene glycol, pentanediol, tetramethylolmethane, TriMethylolPropane(TMP).
4. the preparation method of polyester resin for reflectorized film according to claim 1, it is characterized in that: described polyprotonic acid is hexanodioic acid, phthalic anhydride, tetrahydrophthalic anhydride, m-phthalic acid, terephthalic acid.
5. the preparation method of polyester resin for reflectorized film according to claim 1, it is characterized in that: described catalyzer is butyl metal oxide, zinc oxide, isocaprylic acid zinc, isocaprylic acid tin.
6. the preparation method of polyester resin for reflectorized film according to claim 1, it is characterized in that: described solvent is aromatic hydrocarbons, aliphatic hydrocarbon, ester, oxytol acetate or ketone.
7. the preparation method of polyester resin for reflectorized film according to claim 5, it is characterized in that: described aromatic hydrocarbons is dimethylbenzene, toluene, aliphatic hydrocarbon is a hexanaphthene, ester is N-BUTYL ACETATE, vinyl acetic monomer, oxytol acetate is a 1-Methoxy-2-propyl acetate, and ketone is pimelinketone, butanone, mibk, different fluorine that ketone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510040632 CN1693334A (en) | 2005-06-17 | 2005-06-17 | Process of preparing polyester resin for reflectorized film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510040632 CN1693334A (en) | 2005-06-17 | 2005-06-17 | Process of preparing polyester resin for reflectorized film |
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| Publication Number | Publication Date |
|---|---|
| CN1693334A true CN1693334A (en) | 2005-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200510040632 Pending CN1693334A (en) | 2005-06-17 | 2005-06-17 | Process of preparing polyester resin for reflectorized film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101148496B (en) * | 2007-10-26 | 2010-05-19 | 上海振华造漆厂 | Polyester resin for coiled material finishing paint and its preparing process |
-
2005
- 2005-06-17 CN CN 200510040632 patent/CN1693334A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101148496B (en) * | 2007-10-26 | 2010-05-19 | 上海振华造漆厂 | Polyester resin for coiled material finishing paint and its preparing process |
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