CN104403632A - Adhesive for iodine polarizer, preparation method of adhesive and iodine polarizer - Google Patents
Adhesive for iodine polarizer, preparation method of adhesive and iodine polarizer Download PDFInfo
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- CN104403632A CN104403632A CN201410685216.6A CN201410685216A CN104403632A CN 104403632 A CN104403632 A CN 104403632A CN 201410685216 A CN201410685216 A CN 201410685216A CN 104403632 A CN104403632 A CN 104403632A
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- polarizing sheet
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- iodine polarizing
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Abstract
The invention discloses an adhesive for an iodine polarizer, a preparation method of the adhesive and the iodine polarizer. The adhesive is prepared from the following components in percentage by weight: 1.9-7 percent of an adhesive raw material, 90-97 percent of pure water, 0.2-0.5 percent of a crosslinking agent, 0.1-3.5 percent of EXP, 0.2-0.5 percent of ethylene glycol and 0.1-1 percent of glyoxal. With adoption of the adhesive, the purpose that the iodine polarizer is durable in the performance is achieved. After the adhesive is adhered to a PVA film, in the drying process, iodine ions in the PVA film can be better fixed and kept in an ordered chain state under the condition of 95 DEG C*500H and high temperature and high humidity of 65 DEG C*95 percent*1000H, so that the variation of the optical stability of the polarizer is no larger than 5 percent after and before a test under the conditions, the application range of the corresponding iodine polarizer is expanded, and the optical performance of an electronic product which applies the iodine polarizer is also improved.
Description
Technical field
The present invention relates to polaroid preparing technical field, particularly relate to a kind of iodine polarizing sheet solid and preparation method thereof and iodine polarizing sheet.
Background technology
The durable test performance of the optical articles of current general iodine polarizing sheet generally can only accomplish dry temperature: 80 DEG C of * 500H, hot and humid: 60 DEG C of * 90%*500H, narrow in the iodine polarizing sheet range of application of this ability, it can only use on daily ordinary consumption product.
But along with the popularity rate of electronic product is more and more higher, mobile phone and car-mounted display polaroid used, general requirement all will reach dry temperature: 90 DEG C of * 500H, hot and humid: 65 DEG C of * 95%*500H, and now major part is satisfactory only has dyestuff system polaroid, but dyestuff system polaroid optical transmittance is difficult to reach more than 42%, degree of polarization reaches more than 99.9% simultaneously.Therefore, this just constrains the further raising of the optical property of this electronic product.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of iodine polarizing sheet solid and preparation method thereof and iodine polarizing sheet, be intended to solve the problem that current iodine polarizing piece performance does not meet electronic product requirement.
Technical scheme of the present invention is as follows:
A kind of iodine polarizing sheet solid, wherein, comprises following component by weight percentage:
Solid raw material 1.9-7%;
Pure water 90-97%;
Linking agent 0.2-0.5%;
EXP (EXP) 0.1-3.5%;
Ethylene glycol 0.2-0.5%;
Oxalic dialdehyde 0.1-1%.
Described iodine polarizing sheet solid, wherein, described solid raw material is J type solid raw material or AM-104 type solid raw material.
Described iodine polarizing sheet solid, wherein, described linking agent is H
3bO
3.
A preparation method for iodine polarizing sheet solid as above, wherein, comprises the following steps:
Step a: according to ratio requirement, weighs each component;
Step b: add solid raw material while stirring in pure water, then slowly adds linking agent and EXP, stirs in advance after 30 minutes, till not luming in mixed solution;
Step c: add steam while stirring in mixed solution, is first warming up to 60 DEG C, then constant temperature stirs 1 hour, and then is warmed up to 90 DEG C, and constant temperature stirs 2 hours;
Steps d: stop adding steam, continue to stir, add ethylene glycol and oxalic dialdehyde, Temperature fall is after 3 hours, below water-cooled cooling to 35 DEG C, obtains iodine polarizing sheet solid.
The preparation method of described iodine polarizing sheet solid, wherein, the operation of adding solid raw material in described step b while stirring will complete in 30 minutes.
The preparation method of described iodine polarizing sheet solid, wherein, in mixed solution, add the operation that steam is warming up to 90 DEG C in described step c will complete in 120 minutes.
A kind of iodine polarizing sheet; wherein; comprise the protective membrane, the cellulosetri-acetate layer A that are cascading; first adhesion agent layer, high multiple extend polyvinyl alcohol layer, the second adhesion agent layer, cellulosetri-acetate layer B, pressure-sensitive adhesive layer and release film; wherein, described first adhesion agent layer and the second adhesion agent layer are prepared from by iodine polarizing sheet solid as above.
Described iodine polarizing sheet, wherein, also can arrange function film layer between the cellulosetri-acetate layer B of described iodine polarizing sheet and pressure-sensitive adhesive layer.
Beneficial effect: the invention provides a kind of iodine polarizing sheet solid and preparation method thereof and iodine polarizing sheet, by adopting the solid of the present invention's formula, achieves the object making iodine polarizing sheet have more endurance quality.This solid is after laminating PVA film, iodide ion in PVA film can better be fixed up in the process of drying, can at 95 DEG C of * 500H, hot and humid: under 65 DEG C of * 95%*1000H conditions, to keep regular chain state, thus make in the optical stability change≤5% of polaroid before and after above-mentioned condition test, the range of application of corresponding iodine polarizing sheet is expanded, also improves the optical property of the electronic product of this iodine polarizing sheet of application.
Accompanying drawing explanation
Fig. 1 is the Rotating fields schematic diagram of iodine polarizing sheet in present pre-ferred embodiments.
Embodiment
The invention provides a kind of iodine polarizing sheet solid and preparation method thereof and iodine polarizing sheet, for making object of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of iodine polarizing sheet solid, wherein, comprise following component by weight percentage:
Solid raw material 1.9-7%;
Pure water 90-97%;
Linking agent 0.2-0.5%;
EXP 0.1-3.5%;
Ethylene glycol 0.2-0.5%;
Oxalic dialdehyde 0.1-1%.
Further, described solid raw material is the J type solid raw material of JV company production or the AM-104 type solid raw material of Kuraray (kuraray) company production.Described linking agent is then H
3bO
3.
The present invention also provides a kind of preparation method of iodine polarizing sheet solid as above, wherein, comprises the following steps:
Step a: according to ratio requirement, weighs each component;
Step b: add solid raw material while stirring in pure water, then slowly adds linking agent and EXP, stirs in advance after 30 minutes, till not luming in mixed solution;
Step c: add steam while stirring in mixed solution, is first warming up to 60 DEG C, then constant temperature stirs 1 hour, and then is warmed up to 90 DEG C, and constant temperature stirs 2 hours;
Steps d: stop adding steam, continue to stir, add ethylene glycol and oxalic dialdehyde, Temperature fall is after 3 hours, below water-cooled cooling to 35 DEG C, obtains iodine polarizing sheet solid.
Wherein, in preferred embodiment, the operation of adding solid raw material in described step b while stirring will complete in 30 minutes.
In addition, in mixed solution, add the operation that steam is warming up to 90 DEG C in described step c to complete in 120 minutes.
The present invention also provides a kind of iodine polarizing sheet; wherein; as shown in Figure 1; comprise the protective membrane 110, the cellulosetri-acetate layer A 121 that are cascading; first adhesion agent layer 131, high multiple extend polyvinyl alcohol layer 140, second adhesion agent layer 132, cellulosetri-acetate layer B 122, pressure-sensitive adhesive layer 150 and release film 160; wherein, described first adhesion agent layer 131 and the second adhesion agent layer 132 are prepared from by iodine polarizing sheet solid as above.
In addition, between the cellulosetri-acetate layer B of described iodine polarizing sheet and pressure-sensitive adhesive layer, also function film layer can be set.
Described first adhesion agent layer and the second adhesion agent layer can be water-baseds, propylene oxide acids, acrylic acid or the like, polyurethane acroleic acid class or polyolefine acrylic acid or the like glue.
After the polaroid meeting this structure fits in LCD glass, more than 42% can be reached by optical property optical transmittance, degree of polarization reaches more than 99.9% simultaneously, and endurance quality reaches 95 DEG C of * 500H, hot and humid: a of 65 DEG C of * 95%*1000H can reach high durable polaroid.
Further iodine polarizing sheet solid of the present invention and preparation method thereof is described below by embodiment.
Embodiment 1,
Two adhesion agent layer formulas in iodine polarizing sheet:
The solid formula of the first adhesion agent layer is (weight percent meter): JV company J type solid raw material 1.9%; Pure water 97%; H
3bO
30.4%; Ethylene glycol: 0.3 %; Oxalic dialdehyde: 0.3%; Exp 0.1%; Solid viscosity after configuring according to said components content is 11-14cps.
The solid formula of the second adhesion agent layer is (weight percent meter): JV company J type solid raw material 1.9%; Pure water 97%; H
3bO
30.4%; Ethylene glycol 0.3 %; Oxalic dialdehyde 0.3%; Exp 0.1%; Solid viscosity after preparation is 11-14cps.
Embodiment 2
Two adhesion agent layer formulas in iodine polarizing sheet:
The solid formula of the first adhesion agent layer is (weight percent meter): JV company J type solid raw material 3.5%; Pure water 95%; H
3bO
30.4%; Ethylene glycol 0.3 %; Oxalic dialdehyde 0.3%; Exp 0.5%, the solid viscosity after preparation is 13-18cps.
The solid formula of the second adhesion agent layer is (weight percent meter): JV company J type solid raw material 3.5%; Pure water 95%; , H
3bO
30.4%; Ethylene glycol 0.3 %; Oxalic dialdehyde 0.3%; Exp 0.5%; Solid viscosity after preparation is 13-18cps.
Embodiment 3
Two adhesion agent layer formulas in iodine polarizing sheet:
The solid formula of the first adhesion agent layer is (weight percent meter): JV company J type solid raw material 7%, pure water 91%, H
3bO
3: 0.2%, ethylene glycol: 0.2 %, oxalic dialdehyde: 0.1%, Exp:1.5%, the solid viscosity after preparation is 35-43cps.
The solid formula of the second adhesion agent layer is (weight percent meter): JV company J type solid raw material 7%, pure water 91%, H
3bO
3: 0.2%, ethylene glycol: 0.2 %, oxalic dialdehyde: 0.1%, Exp:1.5%, the viscosity after preparation is 35-43cps.
Embodiment 4
Two adhesion agent layer formulas in iodine polarizing sheet:
The solid formula of the first adhesion agent layer is (weight percent meter): Kuraray (kuraray) company AM-104 type solid raw material 3.5%, pure water 95%, H
3bO
3: 0.4%, ethylene glycol: 0.3 %, oxalic dialdehyde: 0.3%, Exp:0.5%, the solid viscosity after preparation is 15-19cps.
The solid formula of the second adhesion agent layer is (weight percent meter): Kuraray (kuraray) company AM-104 type solid raw material 3.5%, pure water 95%, H3BO3: 0.4%, ethylene glycol: 0.3 %, oxalic dialdehyde: 0.3%, Exp:0.5%, the solid viscosity after preparation is 15-19cps.
Embodiment 5
Two adhesion agent layer formulas in iodine polarizing sheet:
The solid formula of the first adhesion agent layer is (weight percent meter): Kuraray (kuraray) company AM-104 type solid raw material 5.5%, pure water 92%, H3BO3: 0.5%, ethylene glycol: 0.5 %, oxalic dialdehyde: 1%, Exp:0.5%, the solid viscosity after preparation is 35-39cps.
The solid formula of the second adhesion agent layer is (weight percent meter): Kuraray (kuraray) company AM-104 type solid raw material 3.5%, pure water 95%, H3BO3: 0.4%, ethylene glycol: 0.3 %, oxalic dialdehyde: 0.3%, Exp:0.5%, the solid viscosity after preparation is 35-39cps.
Embodiment 6
Two adhesion agent layer formulas in iodine polarizing sheet:
The solid formula of the first adhesion agent layer is (weight percent meter): Japanese Synesis Company Z-type solid raw material 5%, pure water 90%, H3BO3: 0.5%, ethylene glycol: 0.5 %, oxalic dialdehyde: 0.5%, Exp:3.5%, the solid viscosity after preparation is 38-43cps.
The solid formula of the second adhesion agent layer is (weight percent meter): Japanese Synesis Company Z-type solid raw material 5%, pure water 90%, H3BO3: 0.5%, ethylene glycol: 0.5 %, oxalic dialdehyde: 0.5%, Exp:3.5%, the solid viscosity after preparation is 38-43cps.
The polaroid comprising adhesion agent layer in embodiment 1-6 is respectively carried out 95 DEG C of * 500H and 65 DEG C of * 95%*1000H test before and after single transmitance Δ Ys changing value, single Δ Bs changing value and foxy value Δ Es as shown in the table:
As can be seen from the above table, the endurance quality of the polaroid using solid of the present invention to prepare reaches 95 DEG C of * 500H, hot and humid: 65 DEG C of * 95%*1000H, is a kind of durable polaroid of height with wider range of application.
The invention provides a kind of iodine polarizing sheet solid and preparation method thereof and iodine polarizing sheet, by adopting the solid of the present invention's formula, achieving the object making iodine polarizing sheet have more endurance quality.This solid is after laminating PVA film, iodide ion in PVA film can better be fixed up in the process of drying, can at 95 DEG C of * 500H, hot and humid: under 65 DEG C of * 95%*1000H conditions, to keep regular chain state, thus make in the optical stability change≤5% of polaroid before and after above-mentioned condition test, the range of application of corresponding iodine polarizing sheet is expanded, also improves the optical property of the electronic product of this iodine polarizing sheet of application.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (8)
1. an iodine polarizing sheet solid, is characterized in that, comprises following component by weight percentage:
Solid raw material 1.9-7%;
Pure water 90-97%;
Linking agent 0.2-0.5%;
EXP 0.1-3.5%;
Ethylene glycol 0.2-0.5%;
Oxalic dialdehyde 0.1-1%.
2. iodine polarizing sheet solid according to claim 1, is characterized in that, described solid raw material is J type solid raw material or AM-104 type solid raw material.
3. iodine polarizing sheet solid according to claim 1, is characterized in that, described linking agent is H
3bO
3.
4. a preparation method for the iodine polarizing sheet solid as described in any one of claim 1-3, is characterized in that, comprise the following steps:
Step a: according to ratio requirement, weighs each component;
Step b: add solid raw material while stirring in pure water, then slowly adds linking agent and EXP, stirs in advance after 30 minutes, till not luming in mixed solution;
Step c: add steam while stirring in mixed solution, is first warming up to 60 DEG C, then constant temperature stirs 1 hour, and then is warmed up to 90 DEG C, and constant temperature stirs 2 hours;
Steps d: stop adding steam, continue to stir, add ethylene glycol and oxalic dialdehyde, Temperature fall is after 3 hours, below water-cooled cooling to 35 DEG C, obtains iodine polarizing sheet solid.
5. the preparation method of iodine polarizing sheet solid according to claim 4, is characterized in that, the operation of adding solid raw material in described step b while stirring will complete in 30 minutes.
6. the preparation method of iodine polarizing sheet solid according to claim 4, is characterized in that, in mixed solution, add the operation that steam is warming up to 90 DEG C in described step c will complete in 120 minutes.
7. an iodine polarizing sheet; it is characterized in that; comprise the protective membrane, the cellulosetri-acetate layer A that are cascading; first adhesion agent layer, high multiple extend polyvinyl alcohol layer, the second adhesion agent layer, cellulosetri-acetate layer B, pressure-sensitive adhesive layer and release film; wherein, described first adhesion agent layer and the second adhesion agent layer are prepared from by the iodine polarizing sheet solid as described in any one of claim 1-3.
8. iodine polarizing sheet according to claim 7, is characterized in that, also can arrange function film layer between the cellulosetri-acetate layer B of described iodine polarizing sheet and pressure-sensitive adhesive layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410685216.6A CN104403632B (en) | 2014-11-25 | 2014-11-25 | Adhesive for iodine polarizer, preparation method of adhesive and iodine polarizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410685216.6A CN104403632B (en) | 2014-11-25 | 2014-11-25 | Adhesive for iodine polarizer, preparation method of adhesive and iodine polarizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104403632A true CN104403632A (en) | 2015-03-11 |
| CN104403632B CN104403632B (en) | 2017-03-22 |
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ID=52641304
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|---|---|---|---|
| CN201410685216.6A Active CN104403632B (en) | 2014-11-25 | 2014-11-25 | Adhesive for iodine polarizer, preparation method of adhesive and iodine polarizer |
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| CN107586521A (en) * | 2016-07-07 | 2018-01-16 | 深圳市盛波光电科技有限公司 | The preparation method of polaroid adhesive and the preparation method of polaroid |
| CN108047987A (en) * | 2017-12-28 | 2018-05-18 | 南京汉旗新材料科技有限公司 | A kind of sun polarized ophthalmic lenses glue and preparation method thereof |
| CN108470910A (en) * | 2018-03-13 | 2018-08-31 | 陕西科技大学 | A kind of cross-linking type composite caking agent and its lithium ion battery negative material and preparation method using and based on its preparation |
| CN114755751A (en) * | 2022-04-14 | 2022-07-15 | Tcl华星光电技术有限公司 | Polarizer, preparation method of polarizer and display panel |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107586521A (en) * | 2016-07-07 | 2018-01-16 | 深圳市盛波光电科技有限公司 | The preparation method of polaroid adhesive and the preparation method of polaroid |
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| CN108047987A (en) * | 2017-12-28 | 2018-05-18 | 南京汉旗新材料科技有限公司 | A kind of sun polarized ophthalmic lenses glue and preparation method thereof |
| CN108047987B (en) * | 2017-12-28 | 2019-11-22 | 南京汉旗新材料股份有限公司 | A kind of sun polarized ophthalmic lenses glue and preparation method thereof |
| CN108470910A (en) * | 2018-03-13 | 2018-08-31 | 陕西科技大学 | A kind of cross-linking type composite caking agent and its lithium ion battery negative material and preparation method using and based on its preparation |
| CN108470910B (en) * | 2018-03-13 | 2021-06-29 | 陕西科技大学 | Crosslinking type composite adhesive, application thereof, lithium ion battery negative electrode material prepared based on crosslinking type composite adhesive and preparation method |
| CN114755751A (en) * | 2022-04-14 | 2022-07-15 | Tcl华星光电技术有限公司 | Polarizer, preparation method of polarizer and display panel |
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| CN104403632B (en) | 2017-03-22 |
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Address after: 528136 Foshan Sanshui District, Guangdong Province, Southwest Shinan Avenue Foshan Plastic Industry Park Patentee after: Foshan Weida photoelectric material Limited by Share Ltd Address before: 528136 Foshan Sanshui District, Guangdong Province, Southwest Shinan Avenue Foshan Plastic Industry Park Patentee before: Winda Opto-Electronic Co., Ltd. |
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