CN104416996B - A kind of PET film having ball-type graphite linings and preparation method thereof - Google Patents
A kind of PET film having ball-type graphite linings and preparation method thereof Download PDFInfo
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- CN104416996B CN104416996B CN201310394658.0A CN201310394658A CN104416996B CN 104416996 B CN104416996 B CN 104416996B CN 201310394658 A CN201310394658 A CN 201310394658A CN 104416996 B CN104416996 B CN 104416996B
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- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- 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
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
- C09D163/10—Epoxy resins modified by unsaturated compounds
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
-
- 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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/302—Conductive
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Carbon And Carbon Compounds (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of PET film having ball-type graphite linings and preparation method thereof, including PET film and the ball-type graphite linings that is attached to surface.Described ball-type graphite linings is to be rolled over PET film surface by ball-type graphite slurry, after overbaking, is formed with the PET film of ball-type graphite linings.Ball-type graphite slurry is prepared from by the raw material of following mass parts: the ball-type graphite of 60 65 parts, the sheet material graphite of 5 10 parts, the coalescents of 0.5 5 parts, the cosolvent of 0.5 5 parts, the dispersant of 0.5 3 parts, the defoamer of 0.1 1 parts, the thickener of 0.1 3 parts, the pH adjusting agent of 01 parts, the mould inhibitor of 02 parts, the preservative of 01 parts, the levelling agent of 02 parts, the epoxy radicals acrylic acid of 20 30 parts.The PET film having ball-type graphite linings that the present invention provides, it has easy to use, water-tolerant, is pasted onto electronic product surface and can accelerate electronic product radiating, effectively reduce electronic product temperature；Using method is easy, identical with common PET double faced adhesive tape or one side glue.
Description
Technical field
The present invention relates to a kind of heat radiation film, a kind of PET film having ball-type graphite linings, using method is easy, identical with common PET double faced adhesive tape or one side glue.
Background technology
Along with the demand of the development and market competition being applied to electronic product, the growing interest that heat dispersion is required by the most various electronic product manufacturers.Traditional heat sink material is mainly used in product heat generating components.The heat radiation coating being applied on product casing mostly is organic material, and the health of human body has not only been endangered by application organic material, the most also can be aging during using.Coating requirement to technical staff in painting process is higher, and is not easy after being coated on surface to remove.
Summary of the invention
The invention discloses a kind of PET film having ball-type graphite linings, it has easy to use, water-tolerant, is pasted onto electronic product surface and can accelerate electronic product radiating, effectively reduce electronic product temperature；Using method is easy, identical with common PET double faced adhesive tape or one side glue.
The technical scheme that the present invention provides is as follows:
A kind of PET film having ball-type graphite linings, including PET film and the ball-type graphite linings that is attached to its surface.
Further, described ball-type graphite linings is by the rolling of ball-type graphite slurry, precipitates or be coated on PET film surface, after overbaking, is formed with the PET film of ball-type graphite linings.
Prepare ball-type graphite slurry in the above-mentioned PET film having ball-type graphite linings, be that the raw material including following mass parts is prepared from: the ball-type graphite of 60-65 part, the sheet material graphite of 5-10 part, the coalescents of 0.5-5 part, the cosolvent of 0.5-5 part, the dispersant of 0.5-3 part, the defoamer of 0.1-1 part, the thickener of 0.1-3 part, the pH adjusting agent of 0-1 part, the mould inhibitor of 0-2 part, the preservative of 0-1 part, the levelling agent of 0-2 part, the epoxy radicals acrylic acid of 20-30 part；The acrylic acid substitute of above-mentioned epoxy radicals is water soluble acrylic acid or Epocryl.
Further, described ball-type graphite slurry, is that the raw material including following mass parts is prepared from: the ball-type graphite of 60-65 part, the sheet material graphite of 5-10 part, the coalescents of 0.5-1 part, the cosolvent of 0.5-1.5 part, the dispersant of 0.5-1.2 part, the defoamer of 0.2-0.5 part, the thickener of 1.7-2 part, the pH adjusting agent of 0.2-0.5 part, the mould inhibitor of 0.5-0.9 part, the preservative of 0.2-0.7 part, the levelling agent of 1.5-2 part and the epoxy radicals acrylic acid of 23-27 part；The acrylic acid substitute of above-mentioned epoxy radicals is water soluble acrylic acid or Epocryl.
Further, described sheet material graphite is native graphite or Graphene, or both mixtures.
Further, one or more the mixture during described coalescents is Texanol ester alcohol (2,2,4-trimethyl-1,3-pentanediol mono isobutyrate), LusolvanFBH, Coasol, DBE-IB, DPNB or Dowanol pph；
Described dispersant is one or more the mixture in dimethyl silicone polymer, dimethicone and polysiloxanes；
Described cosolvent is 1,2-PD；
Described defoamer is organic silicon defoamer or polyether antifoam agent；
Described thickener is cellulose ether, or the mixture of its derivative and nonionic solvent-free hydrophobically modified ethoxylated urethanes class rheology modifier；
Described pH adjusting agent is one or more the mixture in 2-amino-2-methyl-1-propanol, monoethanolamine, diethanol amine, triethanolamine, ethoxy urea or TMAH；
Described mould inhibitor is one or a combination set of benzimidazole methyl carbamate, N '-(3,4-dichlorophenyl)-N, N-dimethyl urea；
Described preservative is 1, one or more the mixture in 2-benzisothiazole-3-ketone, methylisothiazolinone, CMIT；
Described levelling agent is polyether-modified dimethyl polysiloxane copolymer.
Further, ball-type graphite slurry viscosity is 10000 50000Pa s.
A kind of method of PET film having ball-type graphite linings, comprises the following steps: by ball-type graphite slurry, spray, precipitate or be rolled over PET film surface, through 10-50min, 30-50 degree baking molding；
Wherein the preparation method of graphite slurry comprises the steps: ball-type graphite, sheet material graphite, defoamer and dispersant are added dispersion tank, and rotating speed controls at 800-1000 rev/min；In dispersion tank, add thickener again, grind, then in dispersion tank, add coalescents, cosolvent and aqueous acrylic emulsion, stirring；Last addition mould inhibitor, levelling agent, preservative and PH conditioning agent in dispersion tank again；Stirring；Putting into kneader and mediating to viscosity is 10000-50000Pa s, i.e. makes finished product.
Further, a kind of PET film having ball-type graphite linings is applied and is being reduced electronic product surface temperature.
The invention has the beneficial effects as follows:
The invention discloses a kind of PET film having ball-type graphite linings, it has easy to use, water-tolerant, is pasted onto electronic product surface and can accelerate electronic product radiating, effectively reduce electronic product temperature；Using method is easy, identical with common PET double faced adhesive tape or one side glue.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described further:
Embodiment 1:
Step one:
Ball-type graphite slurry, its formula composition is such as following table:
1 one kinds of ball-type graphite slurry formula composition tables of table
Prepare as a example by ball-type graphite slurry by the formula of embodiment 1, the preparation method of the present invention be described:
60 mass parts ball-type graphite, 10 mass parts native graphites, 0.2 mass parts SXP-107 organic silicon polyether composite anti-foaming agent and 1 mass parts dimethyl silicone polymer are added dispersion tank, and rotating speed controls at 800-1000 rev/min；In dispersion tank, add 2 parts by mass of cellulose ethers, speed lapping 10-30min again, then in dispersion tank, add 1 mass parts 2,2,4-trimethyl-1,3-pentanediol mono isobutyrate, 0.5 mass parts 1,2-PD and 23 mass parts Epocryls, stirring；Finally in dispersion tank, add 0.7 mass parts benzimidazole methyl carbamate, 0.2 mass parts 1,2-benzisothiazole-3-ketone and 0.3 mass parts 2-amino-2-methyl-1-propanol, 2 mass fraction levelling agent BYK-341 again, stirring；It is 20000Pa s to viscosity that coating is put into kneader kneading.
Step 2:
Ball-type graphite slurry described in the first step is sprayed on PET one side glue and is about 30 microns without glue surface surface, the thickness of ball-type graphite linings.Put it into drying 20min in the baking oven of 40 degrees Celsius.I.e. make finished product
The product of embodiment 1 preparation is carried out performance test, its result such as following table:
| Project | The product of embodiment 1 |
| Condition in container | Without lump, in uniform state |
| Appearance of film | Normally |
| Application property | Spray accessible |
| Resistance to water | 96h, non-foaming, do not fall off |
| Resistance to impact | Without coming off, without cracking |
| Salt spray resistance | 96h, non-foaming, do not fall off |
Table 2 the performance test results
The product of shell on the back stickup embodiment 1 preparation of same CRT monitor is carried out temperature test, its result such as following table:
Whether the shell on the back of 3 same CRT monitors of table sprays the product of embodiment 1 preparation carries out temperature test
Embodiment 2:
Step one:
Ball-type graphite slurry, its formula composition is such as following table:
4 one kinds of ball-type graphite material formula composition tables of table
Step 2:
Ball-type graphite slurry described in the first step is sprayed on PET one side glue without glue surface surface.Put it into drying 25min in the baking oven of 35 degrees Celsius.I.e. make finished product.
Claims (7)
1. the PET film having ball-type graphite linings, it is characterised in that: include PET film and be attached to the ball-type stone on its surface
Layer of ink；Described ball-type graphite linings is by the rolling of ball-type graphite slurry, precipitates or be coated on PET film surface, after overbaking,
It is formed with the PET film of ball-type graphite linings；Described ball-type graphite slurry, is that the raw material including following mass parts is prepared from:
The ball-type graphite of 60-65 part, the sheet material graphite of 5-10 part, the coalescents of 0.5-5 part, the cosolvent of 0.5-5 part, 0.5-3 part
Dispersant, the defoamer of 0.1-1 part, the thickener of 0.1-3 part, the pH adjusting agent of 0-1 part, the mould inhibitor of 0-2 part, 0-1
The epoxy radicals acrylic acid of preservative, the levelling agent of 0-2 part and 20-30 part of part；The acrylic acid substitute of above-mentioned epoxy radicals is water
Property acrylic acid or Epocryl.
A kind of PET film having ball-type graphite linings the most according to claim 1, it is characterised in that: described ball-type graphite slurry,
It is that the raw material including following mass parts is prepared from: the ball-type graphite of 60-65 part, the sheet material graphite of 5-10 part, the one-tenth of 0.5-1 part
Film auxiliary agent, the cosolvent of 0.5-1.5 part, the dispersant of 0.5-1.2 part, the defoamer of 0.2-0.5 part, the thickener of 1.7-2 part,
The pH adjusting agent of 0.2-0.5 part, the mould inhibitor of 0.5-0.9 part, the preservative of 0.2-0.7 part, the levelling agent of 1.5-2 part and 23-27
The epoxy radicals acrylic acid of part；The acrylic acid substitute of above-mentioned epoxy radicals is water soluble acrylic acid or Epocryl.
A kind of PET film having ball-type graphite linings the most according to claim 1, it is characterised in that: described sheet material graphite is
Native graphite or Graphene, or both mixtures.
A kind of PET film having ball-type graphite linings the most according to claim 1, it is characterised in that: described coalescents is
In Texanol ester alcohol, LusolvanFBH, Coasol, DBE-IB, DPNB or Dowanol pph one or more
Mixture；Described dispersant is one or more in dimethyl silicone polymer, dimethicone and polysiloxanes
Mixture；Described cosolvent is 1,2-PD；Described defoamer is organic silicon defoamer or polyether antifoam agent；Institute
The thickener stated is cellulose ether, or its derivative and nonionic solvent-free hydrophobically modified ethoxylated urethanes class rheology
The mixture of modifying agent；Described pH adjusting agent is 2-amino-2-methyl-1-propanol, monoethanolamine, diethanol amine, three ethanol
One or more mixture in amine, ethoxy urea or TMAH；Described mould inhibitor is benzimidazole ammonia
One or a combination set of base methyl formate, N '-(3,4-dichlorophenyl)-N, N-dimethyl urea；Described preservative is 1,2-benzene
And one or more the mixing in isothiazole-3-ketone, methylisothiazolinone, CMIT
Thing；Described levelling agent is polyether-modified dimethyl polysiloxane copolymer.
A kind of PET film having ball-type graphite linings the most according to claim 1, it is characterised in that: ball-type graphite slurry viscosity
It is 10000 50000Pa s.
6. the method preparing a kind of PET film having ball-type graphite linings as according to any one of claim 1-5, its feature
It is: comprise the following steps: by ball-type graphite slurry, spray, precipitate or be rolled over PET film surface, through 10-50min,
30-50 degree baking molding；Wherein the preparation method of graphite slurry comprises the steps: ball-type graphite, sheet material graphite, froth breaking
Agent and dispersant add dispersion tank, and rotating speed controls at 800-1000 rev/min；In dispersion tank, add thickener again, grind,
Coalescents, cosolvent and aqueous acrylic emulsion, stirring is added again in dispersion tank；Last addition mildew-resistant in dispersion tank again
Agent, levelling agent, preservative and PH conditioning agent；Stirring；Putting into kneader kneading is 10000-50000Pa s to viscosity, i.e.
Make finished product.
7. a kind of PET film having ball-type graphite linings described in any one of claim 1-5 is reducing electronic product surface temperature
Application.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310394658.0A CN104416996B (en) | 2013-09-02 | 2013-09-02 | A kind of PET film having ball-type graphite linings and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310394658.0A CN104416996B (en) | 2013-09-02 | 2013-09-02 | A kind of PET film having ball-type graphite linings and preparation method thereof |
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| CN104416996A CN104416996A (en) | 2015-03-18 |
| CN104416996B true CN104416996B (en) | 2016-09-07 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6298132B1 (en) * | 2016-09-23 | 2018-03-20 | 大同メタル工業株式会社 | Sliding member |
| CN107488416B (en) * | 2017-09-20 | 2022-05-03 | 深圳沃尔提莫电子材料有限公司 | PET heat-conducting film containing liquid metal heat-conducting filler |
| CN109160508B (en) * | 2018-09-14 | 2020-12-01 | 山东玉皇新能源科技有限公司 | Graphene slurry and preparation method thereof |
| CN109253166A (en) * | 2018-10-23 | 2019-01-22 | 江苏新风网业有限公司 | A kind of self-lubricating bearing copper mesh and its manufacturing method |
| CN110049661A (en) * | 2019-05-17 | 2019-07-23 | 台州思碳科技有限公司 | A kind of graphite multicellular metal foil heat dissipation film and preparation method thereof |
| CN112708162A (en) * | 2020-12-18 | 2021-04-27 | 天津宝兴威科技股份有限公司 | Preparation method of PET film for locally wiping liquid crystal writing board |
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| JP2598355B2 (en) * | 1992-02-07 | 1997-04-09 | 日本写真印刷株式会社 | Deposition film for molding |
| US20100073882A1 (en) * | 2006-11-01 | 2010-03-25 | Tooru Yoshikawa | Thermally conductive sheet, process for producing the same, and radiator utilizing thermally conductive sheet |
| CN202941075U (en) * | 2012-11-01 | 2013-05-15 | 苏州斯迪克新材料科技股份有限公司 | Combined-type graphite heat radiation sheet |
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Address after: 300384 the Binhai New Area of Tianjin Huayuan Industrial Zone Rong Yuan Road No. 15 4-D-501 Patentee after: Tianjin Woer Mo provided new material technology Limited by Share Ltd Address before: 300384 Tianjin Nankai District City, Rong Yuan Road No. 15 -4-D-501 Patentee before: Tianjin Anpin Silicone Material Co., Ltd. |
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Effective date of registration: 20211214 Address after: 518122 workshop 303, No. 2, Qixin science and Technology Park, No. 18, Jinxiu Middle Road, Laokeng community, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen voltimo Electronic Material Co.,Ltd. Address before: 300384 4 4-d-501, No. 15, Rongyuan Road, Huayuan Industrial Zone, high tech Zone, Binhai New Area, Tianjin Patentee before: TIANJIN WAERMTIMO NEW MATERIAL TECHNOLOGY Corp.,Ltd. |