CN111393846A - Polyimide film and production process thereof - Google Patents
Polyimide film and production process thereof Download PDFInfo
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- CN111393846A CN111393846A CN201910415117.9A CN201910415117A CN111393846A CN 111393846 A CN111393846 A CN 111393846A CN 201910415117 A CN201910415117 A CN 201910415117A CN 111393846 A CN111393846 A CN 111393846A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
- C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2433/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2489/00—Characterised by the use of proteins; Derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K3/2279—Oxides; Hydroxides of metals of antimony
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
- C08K7/26—Silicon- containing compounds
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- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a polyimide film and a production process thereof, wherein the polyimide film comprises the following raw materials in parts by weight: 20-25 parts of polyimide, 10-20 parts of silica aerogel powder, 5-8 parts of a film forming agent, 10-15 parts of antimony trioxide, 2-5 parts of magnesium hydroxide, 5-8 parts of polyester resin, 5-8 parts of a curing agent and 10-15 parts of water.
Description
Technical Field
The invention relates to the field of films, in particular to a polyimide film and a production process thereof.
Background
In modern society, plastics are widely used, and particularly with the development of light industry, various plastics are layered, and at present, the most widely used plastics are polyethylene plastics and polyvinyl chloride plastics. These two kinds of plastics have gradually penetrated in every area of human life, but there are many drawbacks to these plastics, and the lack of high temperature resistance is the biggest problem.
Disclosure of Invention
The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.
A polyimide film and a production process thereof comprise the following raw materials in parts by weight: 20-25 parts of polyimide, 10-20 parts of silica aerogel powder, 5-8 parts of a film forming agent, 10-15 parts of antimony trioxide, 2-5 parts of magnesium hydroxide, 5-8 parts of polyester resin, 5-8 parts of a curing agent and 10-15 parts of water, and the preparation method adopts the following preparation steps:
the method comprises the following steps: adding silicon dioxide aerogel powder and water into polyester resin, and mixing at a high speed at 80 ℃ for 1-2H to obtain a base membrane original agent;
step two: adding antimony trioxide, magnesium hydroxide and aluminum hydroxide into a base membrane raw agent for mixing treatment, wherein the mixing temperature is 100 ℃, and the mixing time is 1H;
step three: adding polyimide into a base membrane raw agent, and mixing at a high temperature of 100 ℃ for 2H to obtain a polyimide film raw solution;
step four: adding a film forming agent and a curing agent into the polyimide film stock solution for mixing treatment, wherein the mixing temperature is 100 ℃, and the mixing time is 1H;
step five: and adding the polyimide film stock solution into film forming equipment to form a film material, and cooling and forming to obtain the polyimide film.
As a further scheme of the invention: comprises the following raw materials in parts by weight: 20 parts of polyimide, 10 parts of silica aerogel powder, 5 parts of a film forming agent, 10 parts of antimony trioxide, 2 parts of magnesium hydroxide, 5 parts of polyester resin, 5 parts of a curing agent and 10 parts of water.
As a further scheme of the invention: comprises the following raw materials in parts by weight: 25 parts of polyimide, 20 parts of silica aerogel powder, 8 parts of a film forming agent, 15 parts of antimony trioxide, 5 parts of magnesium hydroxide, 8 parts of polyester resin, 8 parts of a curing agent and 15 parts of water.
As a further scheme of the invention: the polyimide is polycondensation type aromatic polyimide.
As a further scheme of the invention: the polyimide is prepared by reacting aromatic diamine with aromatic dianhydride, aromatic tetracarboxylic acid or aromatic tetracarboxylic dialkyl ester.
As a further scheme of the invention: the film forming agent is a protein film forming agent or an acrylic resin film forming agent.
As a further scheme of the invention: the curing agent is a UV curing agent.
Compared with the prior art, the invention has the beneficial effects that: the preparation method of the film is simple, the processing cost of the film is reduced, the manufactured film has the effects of heat insulation, flame retardance and insulation, and meanwhile, the film has high heat resistance due to the components of polyimide.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the embodiment of the invention, the polyimide film and the production process thereof comprise the following raw materials in parts by weight: 20-25 parts of polyimide, 10-20 parts of silica aerogel powder, 5-8 parts of a film forming agent, 10-15 parts of antimony trioxide, 2-5 parts of magnesium hydroxide, 5-8 parts of polyester resin, 5-8 parts of a curing agent and 10-15 parts of water, and the preparation method adopts the following preparation steps:
the method comprises the following steps: adding silicon dioxide aerogel powder and water into polyester resin, and mixing at a high speed at 80 ℃ for 1-2H to obtain a base membrane original agent;
step two: adding antimony trioxide, magnesium hydroxide and aluminum hydroxide into a base membrane raw agent for mixing treatment, wherein the mixing temperature is 100 ℃, and the mixing time is 1H;
step three: adding polyimide into a base membrane raw agent, and mixing at a high temperature of 100 ℃ for 2H to obtain a polyimide film raw solution;
step four: adding a film forming agent and a curing agent into the polyimide film stock solution for mixing treatment, wherein the mixing temperature is 100 ℃, and the mixing time is 1H;
step five: and adding the polyimide film stock solution into film forming equipment to form a film material, and cooling and forming to obtain the polyimide film.
The polyimide is polycondensation type aromatic polyimide.
The polyimide is prepared by reacting aromatic diamine with aromatic dianhydride, aromatic tetracarboxylic acid or aromatic tetracarboxylic dialkyl ester.
The film forming agent is a protein film forming agent or an acrylic resin film forming agent.
The curing agent is a UV curing agent.
The first embodiment is as follows:
a polyimide film and a production process thereof comprise the following raw materials in parts by weight: 20 parts of polyimide, 10 parts of silica aerogel powder, 5 parts of a film forming agent, 10 parts of antimony trioxide, 2 parts of magnesium hydroxide, 5 parts of polyester resin, 5 parts of a curing agent and 10 parts of water, and the preparation method comprises the following steps:
the method comprises the following steps: adding silicon dioxide aerogel powder and water into polyester resin, and mixing at a high speed at 80 ℃ for 1-2H to obtain a base membrane original agent;
step two: adding antimony trioxide, magnesium hydroxide and aluminum hydroxide into a base membrane raw agent for mixing treatment, wherein the mixing temperature is 100 ℃, and the mixing time is 1H;
step three: adding polyimide into a base membrane raw agent, and mixing at a high temperature of 100 ℃ for 2H to obtain a polyimide film raw solution;
step four: adding a film forming agent and a curing agent into the polyimide film stock solution for mixing treatment, wherein the mixing temperature is 100 ℃, and the mixing time is 1H;
step five: and adding the polyimide film stock solution into film forming equipment to form a film material, and cooling and forming to obtain the polyimide film.
The polyimide is polycondensation type aromatic polyimide.
The polyimide is prepared by reacting aromatic diamine with aromatic dianhydride, aromatic tetracarboxylic acid or aromatic tetracarboxylic dialkyl ester.
The film forming agent is a protein film forming agent or an acrylic resin film forming agent.
The curing agent is a UV curing agent.
Example two:
a polyimide film and a production process thereof comprise the following raw materials in parts by weight: 25 parts of polyimide, 20 parts of silica aerogel powder, 8 parts of a film forming agent, 15 parts of antimony trioxide, 5 parts of magnesium hydroxide, 8 parts of polyester resin, 8 parts of a curing agent and 15 parts of water, and the preparation method comprises the following steps:
the method comprises the following steps: adding silicon dioxide aerogel powder and water into polyester resin, and mixing at a high speed at 80 ℃ for 1-2H to obtain a base membrane original agent;
step two: adding antimony trioxide, magnesium hydroxide and aluminum hydroxide into a base membrane raw agent for mixing treatment, wherein the mixing temperature is 100 ℃, and the mixing time is 1H;
step three: adding polyimide into a base membrane raw agent, and mixing at a high temperature of 100 ℃ for 2H to obtain a polyimide film raw solution;
step four: adding a film forming agent and a curing agent into the polyimide film stock solution for mixing treatment, wherein the mixing temperature is 100 ℃, and the mixing time is 1H;
step five: and adding the polyimide film stock solution into film forming equipment to form a film material, and cooling and forming to obtain the polyimide film.
The polyimide is polycondensation type aromatic polyimide.
The polyimide is prepared by reacting aromatic diamine with aromatic dianhydride, aromatic tetracarboxylic acid or aromatic tetracarboxylic dialkyl ester.
The film forming agent is a protein film forming agent or an acrylic resin film forming agent.
The curing agent is a UV curing agent.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The polyimide film is characterized by comprising the following raw materials in parts by weight: 20-25 parts of polyimide, 10-20 parts of silica aerogel powder, 5-8 parts of a film forming agent, 10-15 parts of antimony trioxide, 2-5 parts of magnesium hydroxide, 5-8 parts of polyester resin, 5-8 parts of a curing agent and 10-15 parts of water, and the preparation method adopts the following preparation steps:
the method comprises the following steps: adding silicon dioxide aerogel powder and water into polyester resin, and mixing at a high speed at 80 ℃ for 1-2H to obtain a base membrane original agent;
step two: adding antimony trioxide, magnesium hydroxide and aluminum hydroxide into a base membrane raw agent for mixing treatment, wherein the mixing temperature is 100 ℃, and the mixing time is 1H;
step three: adding polyimide into a base membrane raw agent, and mixing at a high temperature of 100 ℃ for 2H to obtain a polyimide film raw solution;
step four: adding a film forming agent and a curing agent into the polyimide film stock solution for mixing treatment, wherein the mixing temperature is 100 ℃, and the mixing time is 1H;
step five: and adding the polyimide film stock solution into film forming equipment to form a film material, and cooling and forming to obtain the polyimide film.
2. The polyimide film and the production process thereof according to claim 1, wherein the polyimide film comprises the following raw materials in parts by weight: 20 parts of polyimide, 10 parts of silica aerogel powder, 5 parts of a film forming agent, 10 parts of antimony trioxide, 2 parts of magnesium hydroxide, 5 parts of polyester resin, 5 parts of a curing agent and 10 parts of water.
3. The polyimide film and the production process thereof according to claim 1, wherein the polyimide film comprises the following raw materials in parts by weight: 25 parts of polyimide, 20 parts of silica aerogel powder, 8 parts of a film forming agent, 15 parts of antimony trioxide, 5 parts of magnesium hydroxide, 8 parts of polyester resin, 8 parts of a curing agent and 15 parts of water.
4. The polyimide film and the process for producing the same according to claim 1, wherein the polyimide is a polycondensation type aromatic polyimide.
5. The polyimide film and the process for producing the same according to claim 2, wherein the polyimide is obtained by reacting an aromatic diamine with an aromatic dianhydride, an aromatic tetracarboxylic acid or an aromatic tetracarboxylic acid dialkyl ester.
6. The polyimide film and the production process thereof according to claim 1, wherein the film forming agent is a protein film forming agent or an acrylic resin film forming agent.
7. The polyimide film and the production process thereof according to claim 1, wherein the curing agent is a UV curing agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910415117.9A CN111393846A (en) | 2019-05-18 | 2019-05-18 | Polyimide film and production process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910415117.9A CN111393846A (en) | 2019-05-18 | 2019-05-18 | Polyimide film and production process thereof |
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| CN111393846A true CN111393846A (en) | 2020-07-10 |
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| CN201910415117.9A Withdrawn CN111393846A (en) | 2019-05-18 | 2019-05-18 | Polyimide film and production process thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115873521A (en) * | 2022-12-27 | 2023-03-31 | 佛山市顺德区现生包装材料有限公司 | Wine red shading adhesive tape |
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2019
- 2019-05-18 CN CN201910415117.9A patent/CN111393846A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115873521A (en) * | 2022-12-27 | 2023-03-31 | 佛山市顺德区现生包装材料有限公司 | Wine red shading adhesive tape |
| CN115873521B (en) * | 2022-12-27 | 2023-12-15 | 佛山市顺德区现生包装材料有限公司 | Wine red shading adhesive tape |
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Application publication date: 20200710 |
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