CN107722844A - Low modulus optics Adhesive composition - Google Patents
Low modulus optics Adhesive composition Download PDFInfo
- Publication number
- CN107722844A CN107722844A CN201710896821.1A CN201710896821A CN107722844A CN 107722844 A CN107722844 A CN 107722844A CN 201710896821 A CN201710896821 A CN 201710896821A CN 107722844 A CN107722844 A CN 107722844A
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- China
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- parts
- adhesive composition
- low modulus
- optics adhesive
- composition according
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
Abstract
The invention discloses a kind of low modulus optics Adhesive composition, include each component of following parts by weight：20 40 parts of methacrylate resins, 15 30 parts of thiol esters resins, 5 15 parts of acrylic acid, 38 parts of diluents, 25 parts of light triggers, 25 parts of curing agent, 13 parts of diethanol amine, 0.5 1.5 parts of surfactants and 15 30 parts of solvents.It is beneficial in that：The optics Adhesive composition of the present invention, after appropriate diethanol amine and surfactant is added, the advantages of assigning product low viscosity, low modulus, so that the precision and accuracy of touch-screen are higher, and the optics adhesive, compared with existing product, refractive index is higher, there is more preferable Consumer's Experience.
Description
Technical field
The present invention relates to a kind of adhesive, and in particular to a kind of low modulus optics Adhesive composition；Belong to optics gluing
Agent technical field.
Background technology
Optics adhesive is a kind of adhesive for fitting together two or more optics, with touch
Shield becoming increasingly popular on electronic product, intelligent terminal, the application amount of optics adhesive is also stepped up, low modulus optics gluing
Agent has the feature of easy Self-leveling, the fitting of mobile phone, tablet personal computer or other electronic product surfaces can be made even closer, feel
More preferably and outward appearance is more attractive in appearance, improves Consumer's Experience, meets the needs of high-end market.It is but more high-quality in the market
Low modulus optics adhesive depends on import more, directly results in the cost increase of electronic product, and the market competitiveness weakens significantly.
The content of the invention
To solve the deficiencies in the prior art, it is an object of the invention to provide a kind of low modulus optics Adhesive composition,
With refractive index is higher, Consumer's Experience more preferably the advantages of.
In order to realize above-mentioned target, the present invention adopts the following technical scheme that：
Low modulus optics Adhesive composition, include each component of following parts by weight：20-40 part methacrylate trees
Fat, 15-30 part thiol esters resins, 5-15 part acrylic acid, 3-8 part diluents, 2-5 part light triggers, 2-5 part curing agent, 1-3 parts
Diethanol amine, 0.5-1.5 parts surfactant and 15-30 part solvents.
Preferably, foregoing diluent is esters of acrylic acid reactive diluent.
It is highly preferred that aforementioned photoinitiators are benzophenone.
More preferably, aforementioned curing agent is dicyandiamide.
It is further preferred that aforementioned surfactants are lauric acid amide of ethanol, AEO, nonyl phenol
One or more of mixtures in APEO.
It is further preferred that aforementioned solvents are ether solvent or alcohols solvent.
Still further preferably, the refractive index of said composition is more than 1.8.
In addition, foregoing low modulus optics Adhesive composition, its preparation method are：By methacrylate resin, mercapto
Base ester resin and acrylic acid, which are added in reactor, stirs 2h, diluent, light trigger, curing agent is then added, in lucifuge condition
Lower continuation stirring reaction 2-4h, diethanol amine and surfactant are then added into reactor, 60 DEG C is warming up to and continues to stir
30min is reacted, appropriate solvent is added thereto again after natural cooling, obtains finished product.
The present invention is advantageous in that：The optics Adhesive composition of the present invention, adds appropriate diethanol amine and surface
After activating agent, the advantages of assigning product low viscosity, low modulus, so that the precision of touch-screen and accuracy are higher, and the optics
For adhesive compared with existing product, refractive index is higher, has more preferable Consumer's Experience.
Embodiment
Make specific introduce to the present invention below in conjunction with specific embodiment.
Embodiment 1
The low modulus optics adhesive preparation method of composition of the present embodiment is：By 20 parts of methacrylate resins, 15
Part thiol esters resin and 5 parts of acrylic acid add in reactors and stir 2h, then add 3 parts of diluents, 2 parts of light triggers, 2 parts it is solid
Agent, continue stirring reaction 2h under the conditions of lucifuge, 1 part of diethanol amine and 0.5 part of surface-active are then added into reactor
Agent, 60 DEG C of continuation stirring reaction 30min are warming up to, appropriate ether is added thereto again as solvent after natural cooling, obtains finished product.
Wherein, diluent is esters of acrylic acid reactive diluent, and light trigger is benzophenone, and curing agent is dicyandiamide,
Surfactant is the one or more in lauric acid amide of ethanol, AEO, NPE
Mixture, solvent are ether solvent or alcohols solvent.
Embodiment 2
The low modulus optics adhesive preparation method of composition of the present embodiment is same as Example 1, and difference is each component
Parts by weight, be specially：30 parts of methacrylate resins, 20 parts of thiol esters resins and 10 parts of acrylic acid are added in reactor
2h is stirred, then adds 5 parts of diluents, 4 parts of light triggers, 4 parts of curing agent, continues stirring reaction 3h under the conditions of lucifuge, connects
And 2 parts of diethanol amine and 1 part of surfactant are added into reactor, be warming up to 60 DEG C and continue stirring reaction 30min, it is naturally cold
But ethanol in proper amount is added after thereto again as solvent, obtains finished product.
Embodiment 3
The low modulus optics adhesive preparation method of composition of the present embodiment is same as Example 1, and difference is each component
Parts by weight, be specially：40 parts of methacrylate resins, 30 parts of thiol esters resins and 15 parts of acrylic acid are added in reactor
2h is stirred, then adds 8 parts of diluents, 5 parts of light triggers, 5 parts of curing agent, continues stirring reaction 4h under the conditions of lucifuge, connects
And 3 parts of diethanol amine and 1.5 parts of surfactants are added into reactor, be warming up to 60 DEG C of continuation stirring reaction 30min, nature
Ethanol in proper amount is added after cooling thereto again as solvent, obtains finished product.
Comparative example 1
The difference of this comparative example and embodiment 2 is：Not comprising component diethanol amine, it is specially：By 30 parts of metering systems
Acid ester resin, 20 parts of thiol esters resins and 10 parts of acrylic acid add in reactor and stir 2h, then add 5 parts of diluents, 4 parts of light
Initiator, 4 parts of curing agent, continue stirring reaction 3h under the conditions of lucifuge, 1 part of surfactant then added into reactor,
60 DEG C of continuation stirring reaction 30min are warming up to, ethanol in proper amount is added after natural cooling thereto again as solvent, obtains finished product.
Comparative example 2
The difference of this comparative example and embodiment 2 is：Not comprising component surfactant, it is specially：By 30 parts of methyl-props
Alkene acid ester resin, 20 parts of thiol esters resins and 10 parts of acrylic acid add in reactors and stir 2h, then add 5 parts of diluents, 4 parts
Light trigger, 4 parts of curing agent, continue stirring reaction 3h under the conditions of lucifuge, 2 parts of diethanol amine then added into reactor,
60 DEG C of continuation stirring reaction 30min are warming up to, ethanol in proper amount is added after natural cooling thereto again as solvent, obtains finished product.
Comparative example 3
This comparative example is commercially available low modulus optics Adhesive composition.
Performance detection
(1) viscosity is tested by Brookfield rotation viscometers, and from No. 3 rotors, rotating speed 60rpm, temperature is 25 DEG C.
(2) modulus mainly uses elasticity measurement device (Seiko Instruments Inc. DMS6100), in measure frequency
Rate 1Hz is determined.
(3) refractive index is tested with Abbe refractometer, and environment temperature is 25 DEG C.
Test result see the table below 1：
| Sample | Viscosity (cps) | Modulus (MPa) | Refractive index |
| Embodiment 1 | 760 | 0.24 | 1.825 |
| Embodiment 2 | 805 | 0.19 | 1.839 |
| Embodiment 3 | 785 | 0.28 | 1.922 |
| Comparative example 1 | 840 | 0.59 | 1.584 |
| Comparative example 2 | 860 | 0.47 | 1.470 |
| Comparative example 3 | 925 | 0.42 | 1.451 |
The embodiment 1-3 of table 1 and comparative example 1-3 performance test results contrast
Therefore optics Adhesive composition of the invention, after appropriate diethanol amine and surfactant is added, group
/ synergy is played, the advantages of assigning product low viscosity, low modulus, so that the precision of touch-screen and accuracy are higher,
And the optics adhesive, compared with existing product, refractive index is higher, there is more preferable Consumer's Experience.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the invention is not limited in any way for above-described embodiment, all to be obtained by the way of equivalent substitution or equivalent transformation
Technical scheme, all fall within protection scope of the present invention.
Claims (8)
1. low modulus optics Adhesive composition, it is characterised in that include each component of following parts by weight：20-40 part methyl-props
Alkene acid ester resin, 15-30 part thiol esters resins, 5-15 part acrylic acid, 3-8 part diluents, 2-5 part light triggers, the solidification of 2-5 parts
Agent, 1-3 part diethanol amine, 0.5-1.5 parts surfactant and 15-30 part solvents.
2. low modulus optics Adhesive composition according to claim 1, it is characterised in that the diluent is acrylic acid
Esters reactive diluent.
3. low modulus optics Adhesive composition according to claim 1, it is characterised in that the light trigger is hexichol
Ketone.
4. low modulus optics Adhesive composition according to claim 1, it is characterised in that the curing agent is double cyanogen
Amine.
5. low modulus optics Adhesive composition according to claim 1, it is characterised in that the surfactant is coconut palm
One or more of mixtures in oleic acid diethyl amide, AEO, NPE.
6. low modulus optics Adhesive composition according to claim 1, it is characterised in that the solvent is ether solvent
Or alcohols solvent.
7. the low modulus optics Adhesive composition according to claim any one of 1-6, it is characterised in that said composition
Refractive index is more than 1.8.
8. low modulus optics Adhesive composition according to claim 7, its preparation method are：By methacrylate tree
Fat, thiol esters resin and acrylic acid add in reactor and stir 2h, diluent, light trigger, curing agent are then added, in lucifuge
Under the conditions of continue stirring reaction 2-4h, diethanol amine and surfactant are then added into reactor, is warming up to 60 DEG C of continuation
Stirring reaction 30min, appropriate solvent is added thereto again after natural cooling, obtains finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710896821.1A CN107722844A (en) | 2017-09-28 | 2017-09-28 | Low modulus optics Adhesive composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710896821.1A CN107722844A (en) | 2017-09-28 | 2017-09-28 | Low modulus optics Adhesive composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107722844A true CN107722844A (en) | 2018-02-23 |
Family
ID=61208244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710896821.1A Pending CN107722844A (en) | 2017-09-28 | 2017-09-28 | Low modulus optics Adhesive composition |
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| CN (1) | CN107722844A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110951403A (en) * | 2019-12-02 | 2020-04-03 | 山东益丰生化环保股份有限公司 | UV adhesive with high refractive index and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080004907A (en) * | 2006-07-07 | 2008-01-10 | 주식회사 두산 | Anti-glare film including complex particles and manufacturing method thereof |
| CN103305178A (en) * | 2012-03-06 | 2013-09-18 | 上海佑威新材料科技有限公司 | Low-modulus optical adhesive composition |
| CN106103632A (en) * | 2014-03-18 | 2016-11-09 | 胡网加成股份有限公司 | Radiation curable resin composition |
| CN108456493A (en) * | 2018-03-13 | 2018-08-28 | 广州鹿山新材料股份有限公司 | A kind of UV mercury lamps solidification EVA optical adhesive films and preparation method thereof |
-
2017
- 2017-09-28 CN CN201710896821.1A patent/CN107722844A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080004907A (en) * | 2006-07-07 | 2008-01-10 | 주식회사 두산 | Anti-glare film including complex particles and manufacturing method thereof |
| CN103305178A (en) * | 2012-03-06 | 2013-09-18 | 上海佑威新材料科技有限公司 | Low-modulus optical adhesive composition |
| CN106103632A (en) * | 2014-03-18 | 2016-11-09 | 胡网加成股份有限公司 | Radiation curable resin composition |
| CN108456493A (en) * | 2018-03-13 | 2018-08-28 | 广州鹿山新材料股份有限公司 | A kind of UV mercury lamps solidification EVA optical adhesive films and preparation method thereof |
Non-Patent Citations (4)
| Title |
|---|
| 冯新德: "《高分子辞典》", 30 June 1998, 中国石化出版社 * |
| 夏兰君等: "紫外光固化胶黏剂的折射率及其影响因素", 《胶体与聚合物》 * |
| 张春红等: "《高分子材料》", 29 February 2016, 北京航空航天大学出版社 * |
| 李志斌: "高折射率光学树脂的结构设计", 《材料导报：综述篇》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110951403A (en) * | 2019-12-02 | 2020-04-03 | 山东益丰生化环保股份有限公司 | UV adhesive with high refractive index and preparation method thereof |
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Application publication date: 20180223 |