CN111519465A - Antistatic oil-proof high-temperature-resistant special release paper and preparation method thereof - Google Patents
Antistatic oil-proof high-temperature-resistant special release paper and preparation method thereof Download PDFInfo
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- CN111519465A CN111519465A CN202010210391.5A CN202010210391A CN111519465A CN 111519465 A CN111519465 A CN 111519465A CN 202010210391 A CN202010210391 A CN 202010210391A CN 111519465 A CN111519465 A CN 111519465A
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Classifications
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/06—Layered products comprising a layer of paper or cardboard specially treated, e.g. surfaced, parchmentised
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/06—Alcohols; Phenols; Ethers; Aldehydes; Ketones; Acetals; Ketals
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/34—Ignifugeants
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/30—Multi-ply
Abstract
The invention provides antistatic oil-proof high-temperature-resistant special release paper and a preparation method thereof, wherein the special release paper comprises a dried paper sheet, a laminating layer, an adhesive layer, a high-temperature-resistant layer, an oil-proof antistatic layer and a release agent layer; the laminating layer and the adhesive layer are respectively arranged on two sides of the dried paper sheet, and the adhesive layer is sequentially provided with a high temperature resistant layer, an oil-proof antistatic layer and a mold release layer; the dry paper sheet comprises the following raw materials in parts by weight: 80-90 parts of base paper pulp, 10-20 parts of polyethylene terephthalate and 5-10 parts of sorbitol. The preparation method disclosed by the invention effectively improves the antistatic property, the high-temperature resistance and the flexibility of the release paper, and is suitable for the chemical field and the electromechanical field.
Description
Technical Field
The invention relates to the field of release paper, in particular to antistatic oil-proof high-temperature-resistant special release paper and a preparation method thereof.
Technical Field
The release paper is anti-sticking paper which can prevent the adhesion of the prepreg and can also protect the prepreg from being polluted. The release paper should satisfy: the prepreg can be stuck, but the prepreg and the prepreg are easy to separate; does not chemically react with or contaminate the resin system; when the temperature and the humidity of the environment change, the length and the width of the release paper are kept unchanged so as to prevent the prepreg from wrinkling caused by wrinkling of the release paper; should be sufficiently dense to prevent moisture from entering the prepreg through it; the elongation of the release paper after being pulled is consistent with that of the fiber, so that the prepreg is prevented from deforming or distorting due to asynchronous drawing in the preparation process; the thickness and the mass per unit area of the device are not easy to be accurately controlled. At present, domestic release paper on the market has antistatic release paper, also has oil-proof release paper, also has high temperature resistant release paper, but has the above-mentioned function simultaneously from type paper but few, but in chemical industry or electromechanical field, because operational environment's is abominable, is very big to the demand that has the above-mentioned advantage simultaneously from type paper.
Disclosure of Invention
Aiming at the defects, the invention provides the antistatic oil-proof high-temperature-resistant special release paper and the preparation method thereof, which effectively improve the antistatic property, the high-temperature resistance and the flexibility of the release paper and are suitable for the chemical field and the electromechanical field.
In order to achieve the purpose, the invention provides the following technical scheme:
the special anti-static oil-proof high-temperature-resistant release paper comprises a dry paper sheet, a laminating layer, an adhesive layer, a high-temperature-resistant layer, an oil-proof anti-static layer and a release agent layer; the laminating layer and the adhesive layer are respectively arranged on two sides of the dried paper sheet, and the adhesive layer is sequentially provided with a high temperature resistant layer, an oil-proof antistatic layer and a mold release layer; the dry paper sheet comprises the following raw materials in parts by weight: 80-90 parts of base paper pulp, 10-20 parts of polyethylene terephthalate and 5-10 parts of sorbitol.
Further, the special release paper with antistatic property, oil resistance and high temperature resistance is characterized in that the laminating layer is made of one or more raw materials of PE, PI and PET.
Further, the antistatic oil-proof high temperature resistant special release paper comprises the following raw materials in parts by weight:
further, the antistatic oil-proof high temperature resistant special release paper comprises the following raw materials in parts by weight:
further, according to the antistatic oil-proof high-temperature-resistant special release paper, the high-temperature-resistant layer is composed of a high-temperature-resistant auxiliary agent and aluminum phosphate powder; the high-temperature resistant auxiliary agent is one or two of nano silicon dioxide and nano calcium carbonate.
Further, the antistatic oil-proof high-temperature-resistant special release paper has the advantages that the mass ratio of the high-temperature-resistant auxiliary agent to the phosphate aluminum powder is 1: 5.
Further, the special release paper with antistatic property, oil resistance and high temperature resistance is characterized in that the release agent layer is composed of 5-10 parts by weight of polyether modified silicone oil, 3-5 parts by weight of silicate ester, 3-5 parts by weight of magnesium stearate and 2-4 parts by weight of chlorinated paraffin 70.
Further, the preparation method of the antistatic oil-proof high-temperature-resistant special release paper comprises the following steps:
i: cutting the dried paper into required size, and horizontally spreading the dried paper
II: a film coating machine is used for coating a film coating layer on the front surface of the dry paper sheet, and the dry paper sheet is turned over after the film coating layer is dried;
III: coating an adhesive layer on the other side of the dried paper sheet, and adding a high temperature resistant layer on the surface of the adhesive layer;
IV: coating an oil-proof antistatic layer on the high-temperature-resistant layer, and then performing corona treatment;
v: and (3) coating a layer of release agent on the surface of the oil-proof antistatic layer, and finally drying the coated paper at 40-60 ℃ for 1-2 minutes to obtain the special release paper.
Further, in the preparation method of the antistatic oil-proof high-temperature-resistant special release paper, in the step III, an HDPE layer is further coated between the dried paper sheet and the adhesive layer.
Further, in the preparation method of the antistatic oil-proof high-temperature-resistant special release paper, the coating weight of the oil-proof antistatic layer is 0.3-0.5g/m2The thickness of the dry paper sheet is 65-120g/m2。
According to the technical scheme, the preparation method disclosed by the invention is simple and feasible, has low cost, and has good high-temperature resistance by adding the high-temperature-resistant auxiliary agent, and meanwhile, the product has antistatic and oil-proof properties by adding the composite antistatic and oil-proof layer, and meanwhile, the strength and the pulling force of the special release paper disclosed by the invention are unexpectedly found to be greatly improved, so that the special release paper is very suitable for being used in the fields of chemical industry and electromechanics.
Detailed Description
The invention will be further elucidated by means of several specific examples, which are intended to be illustrative only and not limiting.
Example 1
The special anti-static oil-proof high-temperature-resistant release paper comprises a dry paper sheet, a laminating layer, an adhesive layer, a high-temperature-resistant layer, an oil-proof anti-static layer and a release agent layer; the laminating layer and the adhesive layer are respectively arranged on two sides of the dried paper sheet, and the adhesive layer is sequentially provided with a high temperature resistant layer, an oil-proof antistatic layer and a mold release layer; the dry paper sheet comprises the following raw materials in parts by weight: 80 parts of base paper pulp, 10 parts of polyethylene terephthalate and 5 parts of sorbitol;
the PE is used as the lamination layer;
the oil-proof antistatic layer is prepared from the following raw materials in parts by weight:
the high-temperature resistant layer is composed of nano silicon dioxide and aluminum phosphate powder according to the mass ratio of 1: 5;
the release agent layer consists of 5 parts by weight of polyether modified silicone oil, 3 parts by weight of silicate ester, 3 parts by weight of magnesium stearate and 2 parts by weight of chlorinated paraffin 70.
Example 2
The special anti-static oil-proof high-temperature-resistant release paper comprises a dry paper sheet, a laminating layer, an adhesive layer, a high-temperature-resistant layer, an oil-proof anti-static layer and a release agent layer; the laminating layer and the adhesive layer are respectively arranged on two sides of the dried paper sheet, and the adhesive layer is sequentially provided with a high temperature resistant layer, an oil-proof antistatic layer and a mold release layer; the dry paper sheet comprises the following raw materials in parts by weight: 85 parts of base paper pulp, 15 parts of polyethylene terephthalate and 8 parts of sorbitol;
the PE-coated layer is made of PI;
the oil-proof antistatic layer is prepared from the following raw materials in parts by weight:
the high-temperature resistant layer is composed of nano calcium carbonate and aluminum phosphate powder according to the mass ratio of 1: 5;
the release agent layer consists of 8 parts by weight of polyether modified silicone oil, 4 parts by weight of silicate ester, 4 parts by weight of magnesium stearate and 3 parts by weight of chlorinated paraffin 70.
Example 3
The special anti-static oil-proof high-temperature-resistant release paper comprises a dry paper sheet, a laminating layer, an adhesive layer, a high-temperature-resistant layer, an oil-proof anti-static layer and a release agent layer; the laminating layer and the adhesive layer are respectively arranged on two sides of the dried paper sheet, and the adhesive layer is sequentially provided with a high temperature resistant layer, an oil-proof antistatic layer and a mold release layer; the dry paper sheet comprises the following raw materials in parts by weight: 90 parts of base paper pulp, 20 parts of polyethylene terephthalate and 10 parts of sorbitol;
the laminating layer is made of PET;
the oil-proof antistatic layer is prepared from the following raw materials in parts by weight:
the high-temperature resistant layer is prepared from nano silicon dioxide, nano calcium carbonate and aluminum phosphate powder in a mass ratio of 1: 10 is formed;
the release agent layer consists of 10 parts by weight of polyether modified silicone oil, 5 parts by weight of silicate ester, 5 parts by weight of magnesium stearate and 4 parts by weight of chlorinated paraffin 70.
Example 4
Preparation example
Prepared according to the following procedure, following the formulation described above in example 1
I: cutting the dried paper into required size, and horizontally spreading the dried paper
II: a film coating machine is used for coating a film coating layer on the front surface of the dry paper sheet, and the dry paper sheet is turned over after the film coating layer is dried;
III: coating an adhesive layer on the other side of the dried paper sheet, and adding a high temperature resistant layer on the surface of the adhesive layer;
IV: coating an oil-proof antistatic layer on the high-temperature-resistant layer, and then performing corona treatment;
v: and (3) coating a layer of release agent on the surface of the oil-proof antistatic layer, and finally drying the coated paper at 40 ℃ for 1 minute to obtain the special release paper.
The coating weight of the oil-resistant antistatic layer is 0.3g/m2The thickness of the dry paper sheet is 65g/m2。
Example 5
Preparation example
Prepared according to the following procedure, following the formulation described above in example 2
I: cutting the dried paper into required size, and horizontally spreading the dried paper
II: a film coating machine is used for coating a film coating layer on the front surface of the dry paper sheet, and the dry paper sheet is turned over after the film coating layer is dried;
III: coating an adhesive layer on the other side of the dried paper sheet, and adding a high temperature resistant layer on the surface of the adhesive layer;
IV: coating an oil-proof antistatic layer on the high-temperature-resistant layer, and then performing corona treatment;
v: and (3) coating a layer of release agent on the surface of the oil-proof antistatic layer, and finally drying the coated paper at 50 ℃ for 1.5 minutes to obtain the special release paper.
The coating weight of the oil-resistant antistatic layer is 0.4g/m2The thickness of the dry paper sheet is 100g/m2。
Example 6
Prepared according to the following procedure, following the formulation described above in example 3
I: cutting the dried paper into required size, and horizontally spreading the dried paper
II: spraying a film coating layer on the front surface of the dried paper sheet by using a film coating machine, coating an HDPE layer on the back surface of the dried paper sheet, and turning the dried paper sheet after the film coating layer is dried;
III: coating an adhesive layer on the HDPE layer of the dried paper sheet, and adding a high-temperature resistant layer on the surface of the adhesive layer;
IV: coating an oil-proof antistatic layer on the high-temperature-resistant layer, and then performing corona treatment;
v: and (3) coating a layer of release agent on the surface of the oil-proof antistatic layer, and finally drying the coated paper at 60 ℃ for 2 minutes to obtain the special release paper. The coating weight of the oil-resistant antistatic layer is 0.5g/m2The thickness of the dry paper sheet is 120g/m2。
Example 7
Test example
The special release papers obtained in examples 4 to 6 were subjected to comparative tests with commercially available ordinary release papers, and the results are shown in Table 1.
TABLE 1 test results
According to the test results, the product has the antistatic, oil-proof and high-temperature-resistant performances, and the strength and the pulling force of the special release paper disclosed by the invention are greatly improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.
Claims (10)
1. The special anti-static oil-proof high-temperature-resistant release paper is characterized by comprising a dry paper sheet, a laminating layer, an adhesive layer, a high-temperature-resistant layer, an oil-proof anti-static layer and a release agent layer; the laminating layer and the adhesive layer are respectively arranged on two sides of the dried paper sheet, and the adhesive layer is sequentially provided with a high temperature resistant layer, an oil-proof antistatic layer and a mold release layer; the dry paper sheet comprises the following raw materials in parts by weight: 80-90 parts of base paper pulp, 10-20 parts of polyethylene terephthalate and 5-10 parts of sorbitol.
2. The special release paper with antistatic, oil-proof and high temperature resistance as claimed in claim 1, wherein the PE, PI and PET are used as the film coating layer.
3. The special release paper with the characteristics of static resistance, oil resistance and high temperature resistance according to claim 1, wherein the oil-resistant and static-resistant layer is prepared from the following raw materials in parts by weight:
acrylic UV resin 100 parts
20-40 parts of sodium p-styrene sulfonate
20-30 parts of potassium stearate stabilizer
15-25 parts of polyacrylate leveling agent
10-15 parts of nano titanium dioxide
5-10 parts of silicate ester
5-10 parts of silane coupling agent
3-8 parts of isopropanol
3-8 parts of dibutyl dilaurate.
4. The special release paper with the characteristics of static resistance, oil resistance and high temperature resistance according to claim 3, wherein the oil-resistant and static-resistant layer is prepared from the following raw materials in parts by weight:
acrylic UV resin 100 parts
30 portions of sodium p-styrene sulfonate
25 parts of potassium stearate stabilizer
20 parts of polyacrylate leveling agent
12 portions of nano titanium dioxide
Silicate ester 8 parts
Silane coupling agent 8 parts
5 portions of isopropanol
5 parts of dibutyl dilaurate.
5. The special release paper with the characteristics of static resistance, oil resistance and high temperature resistance according to claim 1, wherein the high temperature resistant layer is composed of a high temperature resistant auxiliary agent and aluminum phosphate powder; the high-temperature resistant auxiliary agent is one or two of nano silicon dioxide and nano calcium carbonate.
6. The special release paper with the characteristics of static resistance, oil resistance and high temperature resistance according to claim 4, wherein the mass ratio of the high temperature resistant auxiliary agent to the aluminum phosphate powder is 1: 5.
7. The special release paper with antistatic, oil-proof and high temperature resistance as claimed in claim 1, wherein the release agent layer is composed of 5-10 parts by weight of polyether modified silicone oil, 3-5 parts by weight of silicate ester, 3-5 parts by weight of magnesium stearate, and 2-4 parts by weight of chlorinated paraffin 70.
8. The preparation method of the antistatic oil-proof high temperature resistant special release paper according to any one of claims 1 to 7, characterized by comprising the following steps:
i: cutting the dried paper into a required size, and horizontally unfolding the dried paper;
II: a film coating machine is used for coating a film coating layer on the front surface of the dry paper sheet, and the dry paper sheet is turned over after the film coating layer is dried;
III: coating an adhesive layer on the other side of the dried paper sheet, and adding a high temperature resistant layer on the surface of the adhesive layer;
IV: coating an oil-proof antistatic layer on the high-temperature-resistant layer, and then performing corona treatment;
v: and (3) coating a layer of release agent on the surface of the oil-proof antistatic layer, and finally drying the coated paper at 40-60 ℃ for 1-2 minutes to obtain the special release paper.
9. The method for preparing the antistatic oil-proof high temperature resistant special release paper according to claim 8, characterized in that in the step III, an HDPE layer is further coated between the dried paper sheet and the adhesive layer.
10. The preparation method of the special release paper with the characteristics of static resistance, oil resistance and high temperature resistance according to claim 8, characterized in that the coating weight of the oil-resistant and antistatic layer is 0.3-0.5g/m2The thickness of the dry paper sheet is 65-120g/m2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010210391.5A CN111519465A (en) | 2020-03-24 | 2020-03-24 | Antistatic oil-proof high-temperature-resistant special release paper and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010210391.5A CN111519465A (en) | 2020-03-24 | 2020-03-24 | Antistatic oil-proof high-temperature-resistant special release paper and preparation method thereof |
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| CN111519465A true CN111519465A (en) | 2020-08-11 |
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| CN202010210391.5A Pending CN111519465A (en) | 2020-03-24 | 2020-03-24 | Antistatic oil-proof high-temperature-resistant special release paper and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113250007A (en) * | 2021-05-06 | 2021-08-13 | 吉翔宝（太仓）离型材料科技发展有限公司 | Low-peeling-force high-temperature-resistant release paper and processing technology thereof |
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|---|---|---|---|---|
| US5824462A (en) * | 1993-05-17 | 1998-10-20 | Mitsubishi Paper Mills Limited | Resin-coated paper |
| US6103368A (en) * | 1996-07-12 | 2000-08-15 | Teijin Ltd. | Antistatic polyester film and antistatic film laminate |
| US20050006629A1 (en) * | 2001-12-26 | 2005-01-13 | Debasis Majumdar | Composition for antistat layer |
| WO2006043448A1 (en) * | 2004-10-21 | 2006-04-27 | Nitto Denko Corporation | Antistatic adhesive optical film and image display |
| US20080069982A1 (en) * | 2004-01-20 | 2008-03-20 | Dai Nippon Printing Co., Ltd. | Thermal Transfer Sheet |
| CN105002776A (en) * | 2015-07-16 | 2015-10-28 | 吉翔宝（太仓）离型材料科技发展有限公司 | High temperature-resistant antistatic release paper and preparation method therefor |
-
2020
- 2020-03-24 CN CN202010210391.5A patent/CN111519465A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5824462A (en) * | 1993-05-17 | 1998-10-20 | Mitsubishi Paper Mills Limited | Resin-coated paper |
| US6103368A (en) * | 1996-07-12 | 2000-08-15 | Teijin Ltd. | Antistatic polyester film and antistatic film laminate |
| US20050006629A1 (en) * | 2001-12-26 | 2005-01-13 | Debasis Majumdar | Composition for antistat layer |
| US20080069982A1 (en) * | 2004-01-20 | 2008-03-20 | Dai Nippon Printing Co., Ltd. | Thermal Transfer Sheet |
| WO2006043448A1 (en) * | 2004-10-21 | 2006-04-27 | Nitto Denko Corporation | Antistatic adhesive optical film and image display |
| CN105002776A (en) * | 2015-07-16 | 2015-10-28 | 吉翔宝（太仓）离型材料科技发展有限公司 | High temperature-resistant antistatic release paper and preparation method therefor |
Non-Patent Citations (1)
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| 张运展: "《加工纸与特种纸 第2版》", 31 May 2005, 中国轻工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113250007A (en) * | 2021-05-06 | 2021-08-13 | 吉翔宝（太仓）离型材料科技发展有限公司 | Low-peeling-force high-temperature-resistant release paper and processing technology thereof |
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Application publication date: 20200811 |
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