CN101818042A - Preparation method of solvent compound adhesive - Google Patents
Preparation method of solvent compound adhesive Download PDFInfo
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- CN101818042A CN101818042A CN 201010137744 CN201010137744A CN101818042A CN 101818042 A CN101818042 A CN 101818042A CN 201010137744 CN201010137744 CN 201010137744 CN 201010137744 A CN201010137744 A CN 201010137744A CN 101818042 A CN101818042 A CN 101818042A
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Abstract
The invention discloses a solvent compound adhesive and a preparation method thereof. The preparation method comprises the following steps: taking polyether glycol, diisocyanate, polyalcohol, dicarboxylic acid, epoxy resin and ethyl acetate with molecular weight of 400-1000 as raw materials; preparing a main agent and a curing agent; and then mixing the obtained main agent and the curing agent proportionally to obtain the double-component solvent compound adhesive. The adhesive has good bonding strength, low solvent residual quantity, high safety and environmental protection, thus solving the problem of high residual quantity of the solvent adhesive in winter.
Description
Technical field
The present invention relates to the composite adhesive field, particularly relate to a kind of preparation method of solvent compound adhesive of low residue.
Background technology
The food of food product pack laminated film packaging, protection is the food of people's immediate access; for the healthy and safe of human consumer's health is responsible for; not only base material film is tasteless, odorless, nontoxic; employed tackiness agent also will have identical performance, and safety and sanitation are big problems that countries in the world are all attached great importance to.And the hygienic safety performance of solvent borne polyurethane tackiness agent mainly is a dissolvent residual.In application, exist certain hygienic safety hidden danger.When particularly winter temperature was low, the dissolvent residual problem was more serious.
Summary of the invention
The purpose of the embodiment of the invention provides a kind of preparation method of solvent compound adhesive, this composite adhesive under equal conditions, solvent residual amount is lower than usual vehicle type tackiness agent, can satisfy the requirement of the higher matrix material of security requirement being used tackiness agent.
The objective of the invention is to be achieved through the following technical solutions:
The preparation method of a kind of solvent compound adhesive of the present invention comprises step:
Preparation host:
In reactor, 40～45% polyether glycol by mass percentage is warming up to 110 ℃, vacuumize, inflated with nitrogen dewatered 2 hours, and cooling adds by mass percentage 10～30% vulcabond 80 ℃～90 ℃ reactions 4 hours down; Reaction finishes the back and confirms by quality percentage composition and the viscosity of the NCO of sampling measured reaction product whether reaction is qualified; After if reaction is qualified, in reaction product, add 25～50% ethyl acetate adjustment by mass percentage and contain admittedly, cooling discharge promptly obtains the host of this tackiness agent;
The preparation solidifying agent:
The preparation esterified polyester:
Each raw material consumption by mass percentage in this step, in reactor, dibasic alcohol 50～60%, di-carboxylic acid 40～50% are mixed and heat temperature raising, feed nitrogen, be warming up to 150～170 ℃ of water generation reactions, progressively steam, after aquifer yield reaches theoretical value, vacuumizing, the vacuum tightness that vacuumizes is-0.09～-0.1Mpa, pumpdown time is 0.4～0.6 hour, and the product that obtains is an esterified polyester;
The preparation solidifying agent is mixed:
Each raw material consumption by mass percentage, and the above-mentioned esterified polyester that makes 40～50%, Viscotrol C 20～25%, Resins, epoxy 3～5% and ethyl acetate 20～37% is mixed mutually, promptly makes the solidifying agent of this tackiness agent;
The preparation tackiness agent is mixed:
The above-mentioned host that makes and solidifying agent are mixed by 20: 0.5～1.5 mass ratio, promptly obtain solvent compound adhesive.
In the described preparation host step, reaction finishes quality percentage composition and the viscosity of back by the NCO of sampling measured reaction product and confirms reaction qualified comprising whether:
If record in the reaction product of sampling NCO% content 1.5～3%, viscosity is at 4000～7000mPa.s, it is qualified then to react.
In the preparation esterified polyester step of described preparation solidifying agent, also comprise:
Vacuumize finish after, survey viscosity, hydroxyl value and the acid number of product and judge whether reaction is qualified, if recording the viscosity of reaction product is 8000～12000mPa.s under 60 ℃ of conditions, hydroxyl value is 45～55mgKOH/g, acid number is 0.1～2.0mgKOH/g, confirm that then reaction is qualified, makes qualified esterified polyester.
Described polyether glycol adopts molecular weight at 400～1000 polyether glycol.
Described polyether glycol comprises:
Molecular weight is that 400 polyether glycol, molecular weight are that 700 polyether glycol, molecular weight are any in 1000 the polyoxypropyleneglycol ether.
Described vulcabond comprises:
Tolylene diisocyanate, isophorone diisocyanate, ditan-4,4 '-in the vulcabond any or several arbitrarily.
Described dibasic alcohol comprises:
1,2-propylene glycol, 1, any in 4-butyleneglycol, neopentyl glycol, the glycol ether.
Described di-carboxylic acid comprises:
In hexanodioic acid, sebacic acid, m-phthalic acid, the terephthalic acid any.
As seen from the above technical solution provided by the invention, the preparation method of the embodiment of the invention makes host by polyethers and di-isocyanate reaction; Carry out a step esterification with di-carboxylic acid and dibasic alcohol and make esterified polyester, again the esterified polyester that makes is mixed in the certain mass ratio mutually with Viscotrol C, Resins, epoxy and ethyl acetate, make solidifying agent.Host and solidifying agent are pressed certain mass than mixing mutually, make composite adhesive.Because the molecular structure of the resin that this method makes itself and the association force of solvent molecule are poor, so this sizing agent is good to the release property of solvent, dissolvent residual is lower than usual vehicle type sizing agent, safety and environmental protection.
Embodiment
The embodiment of the invention provides a kind of preparation method of solvent compound adhesive, can make a kind of solvent compound adhesive of low residue, can satisfy the needs to the higher matrix material of the low security of dissolvent residual, and this preparation method comprises:
Preparation host, each raw material consumption is by mass percentage in this step:
In reactor, 40～45% polyether glycol by mass percentage is warming up to 110 ℃, vacuumize, inflated with nitrogen dewatered 2 hours, and cooling adds by mass percentage 10～30% vulcabond 80 ℃～90 ℃ reactions 4 hours down; Reaction finishes the back and confirms by quality percentage composition and the viscosity of the NCO of sampling measured reaction product whether reaction is qualified; After if reaction is qualified, in reaction product, add 25～50% ethyl acetate adjustment by mass percentage and contain admittedly, cooling discharge promptly obtains the host of this tackiness agent;
Last art prepares in the host step, reaction finishes quality percentage composition and the viscosity of back by the NCO of sampling measured reaction product and confirms reaction qualified comprising whether: if record in the reaction product of sampling NCO% content 1.5～3%, viscosity is at 4000～7000mPa.s, it is qualified then to react.
The preparation solidifying agent:
The preparation esterified polyester:
Each raw material consumption in reactor, mixes dibasic alcohol 50～60%, di-carboxylic acid 40～50% and heat temperature raising by mass percentage in this step, feed nitrogen, be warming up to 150～170 ℃ of water generation reactions, progressively steam, esterification water outlet early stage, it is very fast to go out water speed, and the later stage is slower.Endpoint vacuumizes to reach theoretical aquifer yield (being the value of mole number * 36 of used acid (di-carboxylic acid)), and the vacuum tightness that vacuumizes is-0.09～-0.1Mpa, the pumpdown time is 0.4～0.6 hour, the product that obtains is an esterified polyester;
In the above-mentioned preparation esterified polyester step, also comprise: vacuumize finish after, survey viscosity, hydroxyl value and the acid number of product and judge whether reaction is qualified, if recording the viscosity of reaction product is 8000～12000mPa.s 60 ℃ of conditions, hydroxyl value is 45～55mgKOH/g, acid number is 0.1～2.0mgKOH/g, confirms that then reaction is qualified, makes qualified esterified polyester.
The preparation solidifying agent is mixed:
Each raw material consumption mixes the above-mentioned esterified polyester that makes 40～50%, Viscotrol C 20～25%, Resins, epoxy 3～5% and ethyl acetate 20～37% by mass percentage mutually in this step, promptly makes the solidifying agent of this tackiness agent;
The preparation tackiness agent is mixed:
The above-mentioned host that makes and solidifying agent are mixed by 20: 0.5～1.5 mass ratio, promptly obtain solvent compound adhesive.
In the above-mentioned preparation host step, used polyether glycol adopts molecular weight at 400～1000 polyether glycol; As adopting molecular weight is that 400 polyether glycol, molecular weight are that 700 polyether glycol, molecular weight are any in 1000 the polyoxypropyleneglycol ether.Used vulcabond can adopt tolylene diisocyanate, isophorone diisocyanate, ditan-4,4 '-in the vulcabond any or several arbitrarily.
In the preparation esterified polyester step of above-mentioned preparation solidifying agent, used dibasic alcohol can adopt 1,2-propylene glycol, 1, any in 4-butyleneglycol, neopentyl glycol, the glycol ether.Used di-carboxylic acid can adopt any in hexanodioic acid, sebacic acid, m-phthalic acid, the terephthalic acid.
The preparation method of the solvent compound adhesive that the embodiment of the invention provides makes host by polyethers and di-isocyanate reaction; Carry out a step esterification with diprotic acid and dibasic alcohol and make esterified polyester, this is opened one's minds, and the esterified polyester that makes is mixed with the certain mass ratio mutually with Viscotrol C, Resins, epoxy and ethyl acetate again, makes solidifying agent.Host is mixed by the certain mass proportioning mutually with solidifying agent, make a kind of solvent compound adhesive, this adhesives intensity height, and have low dissolvent residual, compare safety and environmental protection with usual vehicle type sizing agent.
Below in conjunction with specific embodiment preparation method of the present invention is described further.
Embodiment one
Present embodiment provides a kind of preparation method of solvent compound adhesive, can make a kind of solvent compound adhesive of low residue, and this method comprises the steps:
Preparation host:
With molecular weight is that 400 polyether glycol 100kg puts into reactor, is warming up to 110 ℃, vacuumize, and inflated with nitrogen, dehydration 2h, cooling, the tolylene diisocyanate that adds 66kg then is at 80 ℃ of reaction 4h down; Reaction finishes, quality percentage composition and the viscosity of NCO in the sampling measured reaction product.1.5～3%, viscosity is at 4000～7000mPa.s as the NCO% content of reaction product, and it is qualified then to react; After if reaction is qualified, the ethyl acetate adjustment that adds 58kg in reaction product contains admittedly, cooling discharge, and the reaction product that makes is the host of this tackiness agent;
The preparation solidifying agent:
The preparation esterified polyester:
With 1 of 76kg, the 2-propylene glycol is put into reaction kettle of the esterification, and heat temperature raising leads to nitrogen, adds the hexanodioic acid of 73kg again, and 160 ℃ of left and right sides water generation reactions progressively steam; Esterification water outlet early stage, it is very fast to go out water speed, and the later stage is slower.Esterification finishes, and aquifer yield reaches about 18kg, vacuumize, finally vacuum tightness be-0.09～-0.1Mpa, the time is about 0.5h, makes reaction product and is esterified polyester; The viscosity of measured reaction product is that 8000～12000mPa.s (under 60 ℃ of conditions), hydroxyl value are 45～55mgKOH/g and acid number 0.1～2.0mgKOH/g, then shows to make qualified esterified polyester;
The solidifying agent preparation:
With the above-mentioned esterified polyester that makes and Viscotrol C, Resins, epoxy, ethyl acetate with mass ratio 50: 25: 5: 20 ratio is mixed mutually, promptly makes the solidifying agent of this tackiness agent;
The preparation tackiness agent:
Is that 20: 0.5 ratio is mixed mutually with the host of above-mentioned preparation and solidifying agent in mass ratio, promptly obtains polyurethane binder of two-pack.
The preparation method of present embodiment is because the association force of the molecular structure of the resin that makes itself and solvent molecule is poor, so this sizing agent is good to the release property of solvent, dissolvent residual is lower than usual vehicle type sizing agent, safety and environmental protection.
Embodiment two
Present embodiment provides a kind of preparation method of solvent compound adhesive, can make a kind of solvent compound adhesive of low residue, and this method comprises the steps:
Preparation host:
With molecular weight is that 700 polyether glycol 175kg puts into reactor, is warming up to 110 ℃, vacuumize, inflated with nitrogen, dehydration 2h, cooling, add then the ditan-4,4 of 88kg '-vulcabond, at 80 ℃ of reaction 4h down; Reaction finishes, and the quality percentage composition of NCO, viscosity are surveyed in sampling.1.5～3%, viscosity is at 4000～7000mPa.s as the NCO% content of reaction product, and it is qualified then to react; After if reaction is qualified, the ethyl acetate adjustment that adds 174kg in reaction product contains admittedly, cooling discharge, and the reaction product that makes is promptly as the host of this tackiness agent;
The preparation solidifying agent:
The preparation esterified polyester:
The glycol ether of 106kg is put into reaction kettle of the esterification, and heat temperature raising leads to nitrogen, adds the sebacic acid of 100kg again, and 160 ℃ of left and right sides water generation reactions progressively steam; Esterification water outlet early stage, it is very fast to go out water speed, and the later stage is slower.Endpoint is judged with the aquifer yield and the speed that distillates; Esterification finishes, and after aquifer yield reaches variable, vacuumizes, and final vacuum tightness is-0.09～-0.1Mpa, the time is about 0.5h, makes reaction product and is esterified polyester; The viscosity of measured reaction product is that 8000～12000mPa.s (under 60 ℃ of conditions), hydroxyl value are that 45～55mgKOH/g and acid number 0.1～2.0mgKOH/g show and make qualified esterified polyester;
The solidifying agent preparation:
Is 44: 20: 4 with Viscotrol C, Resins, epoxy and ethyl acetate with mass ratio with the above-mentioned esterified polyester that makes: 20 ratio is mixed mutually, has promptly made the solidifying agent of this tackiness agent;
The preparation tackiness agent:
The above-mentioned host that makes is mixed mutually with the mass ratio of solidifying agent by 20: 1.0, promptly obtain polyurethane binder of two-pack.
Embodiment three
Present embodiment provides a kind of preparation method of solvent compound adhesive, can make a kind of solvent compound adhesive of low residue, and this method comprises the steps:
Preparation host:
With molecular weight is that 1000 polyether glycol 250kg puts into reactor, is warming up to 110 ℃, vacuumize, and inflated with nitrogen, dehydration 2h, cooling, the tolylene diisocyanate that adds 60kg then is at 80 ℃ of reaction 4h down; Reaction finishes, and the quality percentage composition of NCO, viscosity are surveyed in sampling; 1.5～3%, viscosity is at 4000～7000mPa.s as the NCO% content of reaction product, and it is qualified then to react; After if reaction is qualified, the ethyl acetate adjustment that adds 290kg in reaction product contains admittedly, cooling discharge, and the reaction product that makes is promptly as the host of this tackiness agent;
The preparation solidifying agent:
The preparation esterified polyester:
The glycol ether of 106kg is put into reaction kettle of the esterification, and heat temperature raising leads to nitrogen, adds the m-phthalic acid of 85kg again, and 160 ℃ of left and right sides water generation reactions progressively steam.Esterification water outlet early stage, it is very fast to go out water speed, and the later stage is slower.Endpoint is judged with the aquifer yield and the speed that distillates; Esterification finishes, and after aquifer yield reaches variable, vacuumizes, and final vacuum tightness is-0.09～-0.1Mpa, the time is about 0.5h, makes reaction product and is esterified polyester; The viscosity of measured reaction product is that 8000～12000mPa.s, hydroxyl value are that 45～55mgKOH/g and acid number 0.1～2.0mgKOH/g show and make qualified esterified polyester for (under 60 ℃ of conditions);
The solidifying agent preparation:
Is 40: 18: 4 with the above-mentioned esterified polyester that makes, Viscotrol C, Resins, epoxy and ethyl acetate in mass ratio: 20 ratio is mixed mutually, promptly makes the solidifying agent of this tackiness agent;
The preparation tackiness agent:
The above-mentioned host that makes is mixed in 20: 1.5 ratio of mass ratio mutually with solidifying agent, promptly make polyurethane binder of two-pack.
Embodiment four
Present embodiment provides a kind of preparation method of solvent compound adhesive, can make a kind of solvent compound adhesive of low residue, and this method comprises the steps:
Preparation host:
With molecular weight is that 400 polyether glycol 100kg puts into reactor, is warming up to 110 ℃, vacuumize, inflated with nitrogen, dehydration 2h, cooling, add then the ditan-4,4 of 74kg '-vulcabond is at 80 ℃ of reaction 4h down; Reaction finishes, and the quality percentage composition of NCO, viscosity are surveyed in sampling; 1.5～3%, viscosity is at 4000～7000mPa.s as the NCO% content of reaction product, and it is qualified then to react; After if reaction is qualified, the ethyl acetate adjustment that adds 75kg in reaction product contains admittedly, cooling discharge, and the reaction product that makes is promptly as the host of this tackiness agent;
The preparation solidifying agent:
The preparation esterified polyester:
The neopentyl glycol of 104kg is put into reaction kettle of the esterification, and heat temperature raising leads to nitrogen, adds the m-phthalic acid of 84kg again, and 160 ℃ of left and right sides water generation reactions progressively steam; Esterification water outlet early stage, it is very fast to go out water speed, and the later stage is slower.Endpoint is judged with the aquifer yield and the speed that distillates; Esterification finishes, and after aquifer yield reaches variable, vacuumizes, and final vacuum tightness is-0.09～-0.1Mpa, the time is about 0.5h, makes reaction product and is esterified polyester; The viscosity of measured reaction product is that 8000～12000mPa.s, hydroxyl value are that 45～55mgKOH/g and acid number 0.1～2.0mgKOH/g then show and make qualified esterified polyester for (under 60 ℃ of conditions);
The solidifying agent preparation:
Is 50: 25: 5 with the above-mentioned esterified polyester that makes, Viscotrol C, Resins, epoxy and ethyl acetate by mass ratio: 20 is mixed mutually, promptly made the solidifying agent of this tackiness agent.
The preparation tackiness agent:
The above-mentioned host that makes is mixed in 20: 1.0 ratio of mass ratio mutually with solidifying agent, promptly obtain the polyurethane adhesive of two-pack.
Embodiment five
Present embodiment provides a kind of preparation method of solvent compound adhesive, can make a kind of solvent compound adhesive of low residue, and this method comprises the steps:
Preparation host:
With molecular weight is that 700 polyether glycol 100kg puts into reactor, is warming up to 110 ℃, vacuumize, and inflated with nitrogen, dehydration 2h, cooling, the isophorone diisocyanate that adds 38kg then is at 90 ℃ of reaction 4h down.Reaction finishes, and the quality percentage composition of NCO, viscosity are surveyed in sampling.1.5～3%, viscosity is at 4000～7000mPa.s as NCO%, and it is qualified then to react.After if reaction is qualified, the ethyl acetate adjustment that adds 90kg in reaction product contains admittedly, cooling discharge, and the reaction product that makes is promptly as the host of this tackiness agent;
The preparation solidifying agent:
The preparation esterified polyester:
With 1 of 90kg, the 4-butyleneglycol is put into reaction kettle of the esterification, and heat temperature raising leads to nitrogen, adds the terephthalic acid of 82kg again, and 160 ℃ of left and right sides water generation reactions progressively steam.Esterification water outlet early stage, it is very fast to go out water speed, and the later stage is slower; Endpoint is judged with the aquifer yield and the speed that distillates; Esterification finishes, and after aquifer yield reaches variable, vacuumizes, and final vacuum tightness is-0.09～-0.1Mpa, the time is about 0.5h, makes reaction product and is esterified polyester; The viscosity of measured reaction product (under 60 ℃ of conditions) is that 8000～12000mPa.s, hydroxyl value are 45～55mgKOH/g and acid number 0.1～2.0mgKOH/g, shows to make qualified esterified polyester;
The solidifying agent preparation:
Is 50: 25: 5 with above-mentioned esterified polyester, Viscotrol C, Resins, epoxy and ethyl acetate with mass ratio: 20 ratio is mixed mutually, promptly makes the solidifying agent of this tackiness agent;
The preparation tackiness agent:
The above-mentioned host that makes is mixed in 20: 0.5 ratio of mass ratio mutually with solidifying agent, promptly make the polyurethane adhesive of two-pack.
In sum, among the preparation method that the embodiment of the invention provides, make host by polyether glycol and di-isocyanate reaction; This is opened one's minds and makes esterified polyester and carry out a step esterification with diprotic acid and dibasic alcohol, again with the esterified polyester that makes and Viscotrol C, Resins, epoxy and ethyl acetate with certain mass than mixing mutually, make solidifying agent.With host and solidifying agent by certain mass than after mixing because the association force of the molecular structure of the resin that this method makes itself and solvent molecule is poor, so this sizing agent is good to the release property of solvent, dissolvent residual is lower than usual vehicle type sizing agent, safety and environmental protection.This tackiness agent has good cohesive strength, and its dissolvent residual is low, and safety and environmental protection can solve the residual high problem of solvent-based adhesive in winter.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.
Claims (8)
1. the preparation method of a solvent compound adhesive is characterized in that, comprising:
Preparation host:
In reactor, 40～45% polyether glycol by mass percentage is warming up to 110 ℃, vacuumize, inflated with nitrogen dewatered 2 hours, and cooling adds by mass percentage 10～30% vulcabond 80 ℃～90 ℃ reactions 4 hours down; Reaction finishes the back and confirms by quality percentage composition and the viscosity of the NCO of sampling measured reaction product whether reaction is qualified; After if reaction is qualified, in reaction product, add 25～50% ethyl acetate adjustment by mass percentage and contain admittedly, cooling discharge promptly obtains the host of this tackiness agent;
The preparation solidifying agent:
The preparation esterified polyester:
Each raw material consumption by mass percentage in this step, in reactor, dibasic alcohol 50～60%, di-carboxylic acid 40～50% are mixed and heat temperature raising, feed nitrogen, be warming up to 150～170 ℃ of water generation reactions, progressively steam, the mole number that aquifer yield reaches used di-carboxylic acid consumption vacuumizes after multiply by 36 value, and the vacuum tightness that vacuumizes is-0.09～-0.1Mpa, pumpdown time is 0.4～0.6 hour, and the product that obtains is an esterified polyester;
The preparation solidifying agent is mixed:
Each raw material consumption mixes the above-mentioned esterified polyester that makes 40～50%, Viscotrol C 20～25%, Resins, epoxy 3～5% and ethyl acetate 20～37% by mass percentage mutually in this step, promptly makes the solidifying agent of this tackiness agent;
The preparation tackiness agent is mixed:
The above-mentioned host that makes and solidifying agent are mixed by 20: 0.5～1.5 mass ratio, promptly obtain solvent compound adhesive.
2. the preparation method of solvent compound adhesive according to claim 1 is characterized in that, in the described preparation host step, reaction finishes quality percentage composition and the viscosity of back by the NCO of sampling measured reaction product and confirms reaction qualified comprising whether:
If record in the reaction product of sampling NCO% content 1.5～3%, viscosity is at 4000～7000mPas, it is qualified then to react.
3. the preparation method of solvent compound adhesive according to claim 1 is characterized in that, in the preparation esterified polyester step of described preparation solidifying agent, also comprises:
Vacuumize finish after, survey viscosity, hydroxyl value and the acid number of product and judge whether reaction is qualified, if recording the viscosity of reaction product is 8000～12000mPa.s under 60 ℃ of conditions, hydroxyl value is 45～55mgKOH/g, acid number is 0.1～2.0mgKOH/g, confirm that then reaction is qualified, makes qualified esterified polyester.
4. the preparation method of solvent compound adhesive according to claim 1 is characterized in that, described polyether glycol adopts molecular weight at 400～1000 polyether glycol.
5. the preparation method of solvent compound adhesive according to claim 4 is characterized in that, described polyether glycol comprises:
Molecular weight is that 400 polyether glycol, molecular weight are that 700 polyether glycol, molecular weight are any in 1000 the polyoxypropyleneglycol ether.
6. the preparation method of solvent compound adhesive according to claim 1 is characterized in that, described vulcabond comprises:
Tolylene diisocyanate, isophorone diisocyanate, ditan-4,4 '-in the vulcabond any or several arbitrarily.
7. the preparation method of solvent compound adhesive according to claim 1 is characterized in that, described dibasic alcohol comprises:
1,2-propylene glycol, 1, any in 4-butyleneglycol, neopentyl glycol, the glycol ether.
8. the preparation method of solvent compound adhesive according to claim 1 is characterized in that, described di-carboxylic acid comprises:
In hexanodioic acid, sebacic acid, m-phthalic acid, the terephthalic acid any.
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| CN201010137744XA CN101818042B (en) | 2010-03-30 | 2010-03-30 | Preparation method of solvent compound adhesive |
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| CN201010137744XA CN101818042B (en) | 2010-03-30 | 2010-03-30 | Preparation method of solvent compound adhesive |
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| CN101818042A true CN101818042A (en) | 2010-09-01 |
| CN101818042B CN101818042B (en) | 2012-09-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102268116A (en) * | 2011-05-24 | 2011-12-07 | 北京高盟新材料股份有限公司 | Bi-component solvent acrylic ester compound membrane adhesive main agent and method for preparing compound membrane adhesive |
| CN103525353A (en) * | 2012-07-01 | 2014-01-22 | 万华化学（北京）有限公司 | Polyurethane complex film adhesive and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1970672A (en) * | 2006-12-15 | 2007-05-30 | 成都市新津托展油墨有限公司 | Alcohol-soluble polyurethane two-component adhesive and its preparation process |
| CN101407709A (en) * | 2008-11-26 | 2009-04-15 | 厦门大学 | Preparation of alcohol-soluble bicomponent polyurethane laminating adhesive |
-
2010
- 2010-03-30 CN CN201010137744XA patent/CN101818042B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1970672A (en) * | 2006-12-15 | 2007-05-30 | 成都市新津托展油墨有限公司 | Alcohol-soluble polyurethane two-component adhesive and its preparation process |
| CN101407709A (en) * | 2008-11-26 | 2009-04-15 | 厦门大学 | Preparation of alcohol-soluble bicomponent polyurethane laminating adhesive |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102268116A (en) * | 2011-05-24 | 2011-12-07 | 北京高盟新材料股份有限公司 | Bi-component solvent acrylic ester compound membrane adhesive main agent and method for preparing compound membrane adhesive |
| CN102268116B (en) * | 2011-05-24 | 2013-07-10 | 北京高盟新材料股份有限公司 | Bi-component solvent acrylic ester compound membrane adhesive main agent and method for preparing compound membrane adhesive |
| CN103525353A (en) * | 2012-07-01 | 2014-01-22 | 万华化学（北京）有限公司 | Polyurethane complex film adhesive and preparation method thereof |
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| Publication number | Publication date |
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| CN101818042B (en) | 2012-09-05 |
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