CN108943950A - A kind of resistant to chemical media halogen-free flame retardant insulation composite material and preparation method - Google Patents
A kind of resistant to chemical media halogen-free flame retardant insulation composite material and preparation method Download PDFInfo
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- CN108943950A CN108943950A CN201810570854.1A CN201810570854A CN108943950A CN 108943950 A CN108943950 A CN 108943950A CN 201810570854 A CN201810570854 A CN 201810570854A CN 108943950 A CN108943950 A CN 108943950A
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- glue
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- aromatic polyamide
- composite material
- paper
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
-
- 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
- B32B27/10—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 paper or cardboard
-
- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- 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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/06—Polyurethanes from polyesters
-
- 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
- B32B2250/00—Layers arrangement
- B32B2250/03—3 layers
-
- 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
- B32B2250/00—Layers arrangement
- B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
-
- 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
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/206—Insulating
-
- 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
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
-
- 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
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Insulating Materials (AREA)
- Laminated Bodies (AREA)
Abstract
The embodiment of the invention discloses a kind of resistant to chemical media halogen-free flame retardant insulation composite materials, it is three-layer composite structure, it is calendering aromatic polyamide paper outer layer, polyester film middle layer, calendering aromatic polyamide paper outer layer respectively, calendering aromatic polyamide paper is combined by composite glue using dry type complex method with polyester film；The composite glue is that have the bi-component of flame retarding function and resistant to chemical media function to improve polyurethane glue.It is different from the prior art, the present invention is to provide a kind of resistant to chemical media halogen-free flame retardant insulation composite materials, and Environmental Safety, easy to operate in use, are able to satisfy the requirement of specific application area.
Description
Technical field
The present embodiments relate to insulating materials technical fields, more particularly to a kind of resistant to chemical media halogen-free flame retardant insulation
Composite material and preparation method.
Background technique
Traditional insulator materials have a simple insulating paper, the flexible insulating material of simple insulating film and paper and film MULTILAYER COMPOSITE,
It is higher and higher to the Functional Requirement of insulating materials as motor, electronic component continue to develop, such as require material chemically-resistant to be situated between
Matter performance is good, can have good security reliability by material under chloroform environment, it is necessary to reach halogen-free flameproof highest level.And
Though traditional insulating materials has certain progress at fire-retardant aspect, UL94-V1/V2 rank is all rested on.
Summary of the invention
The embodiment of the present invention is mainly solving the technical problems that provide a kind of resistant to chemical media halogen-free flame retardant insulation composite wood
Material and preparation method thereof, meeting insulating composite material integrally can achieve UL94-V0 rank, while anti-chemical mediator performance is excellent
It is good, it is not stratified in chloroform solvent, boiling water, lye, it is not blistering.
In order to achieve the above object, the embodiment of the present invention, which adopts the following technical scheme that, provides a kind of resistant to chemical media Halogen
Fire retardant insulating composite material, is three-layer composite structure, is calendering aromatic polyamide paper outer layer respectively, among polyester film
Layer, calendering aromatic polyamide paper outer layer, calendering aromatic polyamide paper and polyester film are multiple using dry type by composite glue
Conjunction method is combined；The composite glue is that have the bi-component of flame retarding function and resistant to chemical media function to improve polyurethane adhesive
Water.
Wherein, the calendering aromatic polyamide paper is NOMEX insulating paper, comprising: 410 paper, 416 paper, 464 paper；Institute
The calendering aromatic polyamide paper design thickness stated is 0.05mm, 0.08mm or 0.13mm.
Wherein, the polyester film is a kind of non-flame resistant property thermoplastic film, and the polyester film design thickness is
0.03mm, 0.05mm, 0.075mm or 0.10mm.
Wherein, the composite glue is polyurethane-modified oiliness glue, and C grades of glue temperature resistant grade or more is a kind of double
Component glue, wherein one group of component is host agent, and non-volatile point accounts for 50%, and host agent is macromolecular polyester addition product, number
For average molecular weight 5000~15000, another component is curing agent, non-volatile point 100%；The host agent and curing agent fugitive constituent
It is one of acetone, ethyl acetate, butanone or a variety of mixtures.
Wherein, the dry-lamination process method is that gluing is in polyester film after mixing evenly by glue, then by drying
Road removes solvent, then with calendering aromatic polyamide paper to carry out hot pressing compound, finally enters curing room and is heat-treated and is answered
Close the insulating materials of structure.
Wherein, the composite glue has flame retarding function, is filled with halogen-free flame retardants in the composite glue, described
Fire retardant be non-reacted fireproof powder body or liquid, the amount of flame-retardant agent accounts for polyurethane host agent and non-volatile point of curing agent
The 10~40% of dosage, the fire retardant told are phosphorus system, nitrogen system and nitrogen phosphorus system or the double magaldrate LDH of stratiform, magnesium hydroxide
One of or multiple combinations.
Wherein, fire-retardant rank is UL94-V0 rank.
A kind of resistant to chemical media halogen-free flame retardant insulation composite material and preparation method thereof, comprising:
Macromolecular polyester addition product and isocyanate addition product are uniformly mixed in mass parts ratio in acetone；
The double magaldrate LDH of stratiform are added or ammonium polyphosphate APP stirs evenly, then Tu applies on polyester film；
It is compound that hot pressing is then carried out with calendering aromatic polyamide paper by drying, obtains three-layer insulating composite material.
Wherein, the number-average molecular weight of the macromolecular polyester addition product is 10000 or 11000；The mass parts ratio is
20:1.4:15 20:1.6:16；Layered double magaldrate LDH are 3.5 parts, and the ammonium polyphosphate APP is 4 parts.
Wherein, the polyester film is with a thickness of 0.03mm or 0.075mm；The calendering aromatic polyamide paper with a thickness of
0.05mm or 0.08mm.
The beneficial effect of the embodiment of the present invention is: being different from the prior art, the present invention is to provide a kind of resistant to chemical media
Halogen-free flame retardant insulation composite material and preparation method, Environmental Safety, easy to operate in use, is able to satisfy specific application
The requirement in field.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of resistant to chemical media halogen-free flame retardant insulation composite material provided in an embodiment of the present invention.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the purpose of the present invention, method scheme and advantage is more clearly understood
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
Term "and/or" used in this specification includes the arbitrary and all of one or more relevant listed items
Combination.As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Refering to fig. 1, the embodiment of the present invention provides a kind of resistant to chemical media halogen-free flame retardant insulation composite material, comprising: calendering
Aromatic polyamide paper 10, polyester film 20.Wherein, calendering aromatic polyamide paper 10 includes two layers, the poly- fragrant acyl of two layers of calendering
Amine fibrous paper 10 pastes the top and lower section for being compounded in polyester film 20 by composite glue respectively, and it is fine to form calendering Nomex
Tie up paper 10 outer layer, polyester film 20 middle layer, calendering aromatic polyamide paper 10 outer layer structure.
The calendering aromatic polyamide paper 10 is NOMEX insulating paper, such as 410 paper, 416 paper, 464 paper, designed thickness
Degree can be 0.05mm, 0.08mm, 0.13mm, 0.18,0.25, preferred thickness 0.05mm, 0.08mm, 0.13mm.
Wherein the polyester film 20 is a kind of non-flame resistant property thermoplastic film of low cost, and designed film thickness can
To be 0.03mm, 0.05mm, 0.075mm, 0.10mm, 0.125mm, 0.145mm preferably with a thickness of 0.03mm, 0.05mm,
0.075mm。
Wherein, the trilaminate material design thickness proportion of the composite material of the formation is calendering aromatic polyamide paper 10
(0.05mm): mylar 20 (0.03mm): calendering aromatic polyamide paper 10 (0.08mm), corresponding total composite thickness
It is 0.18mm；The trilaminate material design thickness proportion is calendering aromatic polyamide paper 10 (0.08mm): mylar 20
(0.075mm): calendering aromatic polyamide paper 10 (0.08mm), corresponding total composite thickness are 0.25mm；Described three
Layer material design thickness proportion is calendering aromatic polyamide paper 10 (0.13mm): mylar 20 (0.05mm): the poly- virtue of calendering
Nylon paper 10 (0.08mm), corresponding total composite thickness are 0.30mm；The trilaminate material design thickness proportion
It is calendering aromatic polyamide paper 10 (0.13mm): mylar 20 (0.05mm): calendering aromatic polyamide paper 10
(0.13mm), corresponding total composite thickness are 0.35mm.Preferred thickness 0.18mm, 0.25mm, 0.3mm.
Wherein the composite glue is polyurethane-modified oiliness glue, and C grades of glue temperature resistant grade or more is a kind of double groups
Divide glue, wherein one group of component is host agent, and non-volatile point accounts for 50%, and host agent is macromolecular polyester addition product, and number is equal
Molecular weight is 5000~15000, and another component is curing agent, isocyanate addition product, and non-volatile point 100%.The host agent
It is one of acetone, ethyl acetate, butanone or a variety of mixtures with curing agent fugitive constituent.Preferred number-average molecular weight is 9000
~12000, solvent is acetone, ethyl acetate.
Calendering aromatic polyamide paper 10 meets process combining on polyester film 20 by dry type.Wherein the dry type is multiple
Closing process is that after mixing evenly then gluing removes solvent by drying tunnel on mylar 20 by glue, then with calendering
Aromatic polyamide paper 10 carry out hot pressing it is compound, finally enter curing room carry out heat treatment certain time obtain the exhausted of composite construction
Edge material.For the spread between 15~45g/m2, curing room temperature is 40~120 DEG C, and the time is 48~120H.It is preferred that
Spread between 25~30g/m2, curing room temperature be 60~75 DEG C, the time be 60~72H.
Wherein, the composite glue is with flame retarding function, and the flame retarding function is that Halogen is filled in glue
Fire retardant, the amount of flame-retardant agent account for the 10~40% of non-volatile point of dosage of polyurethane host agent and curing agent, and described is fire-retardant
Agent is the double magaldrate LDH of phosphorus system (ammonium polyphosphate APP), nitrogen system and nitrogen phosphorus system (phosphonitrile) or stratiform, one in magnesium hydroxide
Kind or multiple combinations mixing flame-retardant system.Preferably, amount of flame-retardant agent accounts for the 25~35% of the non-volatile part of the total dosage of glue.
Wherein, the chemical mediator-resitant property is excellent, be it is not stratified in chloroform solvent, boiling water, lye, do not rise
Bubble, the chemical mediator test condition is 6H in the chloroform solvent for making insulating materials be immersed in 60 DEG C, the hot water of boiling
Middle 5mi n, 48H in 10% potassium hydroxide solution.
Wherein the fire-retardant rank is UL94-V0 grades.
The present invention is further described for embodiment below, but is not therefore limited to the present invention.
Embodiment 1
A kind of resistant to chemical media halogen-free flame retardant insulation composite material and preparation method thereof is as follows:
(1) the macromolecular polyester addition product of number-average molecular weight 10000 and isocyanate addition product are pressed into quality in acetone
Part 20:1.4:15 is uniformly mixed.
(2) 3.5 parts of the double magaldrate LDH of stratiform are added to stir evenly, then Tu applies the polyester film in 0.03mm
On 20.
(3) then hot pressing is carried out with the 410 type calendering aromatic polyamide papers 10 of 0.05mm and 0.08mm by drying to answer
It closes, insulating composite material is obtained, with a thickness of 0.18mm.
The insulating composite material is immersed in 6H in 60 DEG C of chloroform solvent, 5mi n in the hot water of boiling, and 10%
Potassium hydroxide solution in 48H.Do not occur layering, foaming phenomena, fire-retardant rank is UL94-V0 rank.Tensile strength is mechanical
Direction 150N/cm, transverse tensile strength 138N/cm, dielectric strength 12.6KV.
Embodiment 2
A kind of resistant to chemical media halogen-free flame retardant insulation composite material preparation is as follows:
(1) the macromolecular polyester addition product of number-average molecular weight 11000 and isocyanate addition product are pressed into quality in acetone
Part 20:1.6:16 is uniformly mixed.
(2) 4 parts of ammonium polyphosphate APP is added to stir evenly, then Tu applies on the polyester film 20 of 0.075mm.
(3) it is compound that hot pressing is then carried out with the 416 type calendering aromatic polyamide papers 10 of 2 layers of 0.08mm by drying, is obtained
To three-layer insulating composite material, with a thickness of 0.25mm.
The insulating composite material is immersed in 6H in 60 DEG C of chloroform solvent, 5mi n in the hot water of boiling, and 10%
Potassium hydroxide solution in 48H.Do not occur layering, foaming phenomena, fire-retardant rank is UL94-V0 rank.Tensile strength is mechanical
Direction 188N/cm, transverse tensile strength 168N/cm, dielectric strength 14.6KV.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the present invention, all to be said using the present invention
Equivalent structure or equivalent flow shift made by bright book and accompanying drawing content is applied directly or indirectly in other relevant technology necks
Domain similarly includes within the scope of the present invention.
Claims (10)
1. a kind of resistant to chemical media halogen-free flame retardant insulation composite material, which is characterized in that it is three-layer composite structure, is rolled respectively
Light aromatic polyamide paper outer layer, polyester film middle layer, calendering aromatic polyamide paper outer layer, calendering aromatic polyamide paper
It is combined by composite glue using dry type complex method with polyester film；The composite glue is that have flame retarding function and resistance toization
Learn the two component polyurethane glue of media feature.
2. requiring the insulating composite material according to right 1, which is characterized in that the calendering aromatic polyamide paper is
NOMEX insulating paper, comprising: 410 paper, 416 paper, 464 paper；The calendering aromatic polyamide paper thickness be 0.05mm,
0.08mm or 0.13mm.
3. requiring the insulating composite material according to right 1, which is characterized in that the polyester film is a kind of non-flame resistant property
Thermoplastic film, the polyester film thickness is 0.03mm, 0.05mm, 0.075mm or 0.10mm.
4. requiring the insulating composite material according to right 1, which is characterized in that the composite glue is polyurethane-modified oil
Property glue, C grades of glue temperature resistant grade or more is a kind of bi-component glue, and described wherein one group of component is host agent, non-volatile point
50% is accounted for, host agent is macromolecular polyester addition product, and for number-average molecular weight 5000~15000, another component is curing agent, non-to wave
Hair point 100%；The host agent and curing agent fugitive constituent is one of acetone, ethyl acetate, butanone or a variety of mixtures.
5. requiring the insulating composite material according to right 1, which is characterized in that the dry-lamination process method is by glue
After mixing evenly then gluing removes solvent by drying tunnel in polyester film, then carries out hot pressing with calendering aromatic polyamide paper
It is compound, it finally enters curing room and is heat-treated to obtain the insulating materials of composite construction.
6. requiring the insulating composite material according to right 1, which is characterized in that the composite glue has flame retarding function,
It is filled with halogen-free flame retardants in the composite glue, the fire retardant is non-reacted fireproof powder body or liquid, described
Amount of flame-retardant agent accounts for the 10~40% of non-volatile point of dosage of polyurethane host agent and curing agent, and the fire retardant told is phosphorus system, nitrogen system
And one of the double magaldrate LDH of nitrogen phosphorus system or stratiform, magnesium hydroxide or multiple combinations.
7. requiring the insulating composite material according to right 1, which is characterized in that its fire-retardant rank is UL94-V0 rank.
8. a kind of resistant to chemical media halogen-free flame retardant insulation composite material and preparation method thereof characterized by comprising
Macromolecular polyester addition product and isocyanate addition product are uniformly mixed in mass parts ratio in acetone；
The double magaldrate LDH of stratiform are added or ammonium polyphosphate APP stirs evenly, then Tu applies on polyester film；
It is compound that hot pressing is then carried out with calendering aromatic polyamide paper by drying, obtains three-layer insulating composite material.
9. preparation method according to claim 8, which is characterized in that the number-average molecular weight of the macromolecular polyester addition product
It is 10000 or 11000；The mass parts ratio is 20:1.4:15 or 20:1.6:16；Layered double magaldrate LDH
It is 3.5 parts, the ammonium polyphosphate APP is 4 parts.
10. preparation method according to claim 9, which is characterized in that the polyester film with a thickness of 0.03mm or
0.075mm；The calendering aromatic polyamide paper is with a thickness of 0.05mm or 0.08mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810570854.1A CN108943950A (en) | 2018-06-05 | 2018-06-05 | A kind of resistant to chemical media halogen-free flame retardant insulation composite material and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810570854.1A CN108943950A (en) | 2018-06-05 | 2018-06-05 | A kind of resistant to chemical media halogen-free flame retardant insulation composite material and preparation method |
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| CN108943950A true CN108943950A (en) | 2018-12-07 |
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| CN201810570854.1A Pending CN108943950A (en) | 2018-06-05 | 2018-06-05 | A kind of resistant to chemical media halogen-free flame retardant insulation composite material and preparation method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110349717A (en) * | 2019-07-15 | 2019-10-18 | 瑞安复合材料(深圳)有限公司 | A kind of fire retardant insulating composite material of generator high-temperature stable |
| CN110349718A (en) * | 2019-07-15 | 2019-10-18 | 瑞安复合材料(深圳)有限公司 | Release insulating composite material in a kind of Inverter fed motor |
| CN112280024A (en) * | 2020-10-29 | 2021-01-29 | 苏州巨峰电气绝缘系统股份有限公司 | Refrigerant-resistant soft composite material, refrigerant-resistant adhesive and preparation method thereof |
| CN114927297A (en) * | 2022-06-28 | 2022-08-19 | 瑞安复合材料(深圳)有限公司 | Insulating composite material for new energy motor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1144252A (en) * | 1994-05-09 | 1997-03-05 | 贵州省化工研究院 | Polyurethane adhesive |
| CN201725601U (en) * | 2010-07-21 | 2011-01-26 | 株洲市绝缘材料有限责任公司 | Composite forming piece of polyester film and aromatic polyamide paper |
-
2018
- 2018-06-05 CN CN201810570854.1A patent/CN108943950A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1144252A (en) * | 1994-05-09 | 1997-03-05 | 贵州省化工研究院 | Polyurethane adhesive |
| CN201725601U (en) * | 2010-07-21 | 2011-01-26 | 株洲市绝缘材料有限责任公司 | Composite forming piece of polyester film and aromatic polyamide paper |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110349717A (en) * | 2019-07-15 | 2019-10-18 | 瑞安复合材料(深圳)有限公司 | A kind of fire retardant insulating composite material of generator high-temperature stable |
| CN110349718A (en) * | 2019-07-15 | 2019-10-18 | 瑞安复合材料(深圳)有限公司 | Release insulating composite material in a kind of Inverter fed motor |
| CN110349718B (en) * | 2019-07-15 | 2020-10-13 | 瑞安复合材料(深圳)有限公司 | Corona-resistant intermediate release type insulating composite material |
| CN112280024A (en) * | 2020-10-29 | 2021-01-29 | 苏州巨峰电气绝缘系统股份有限公司 | Refrigerant-resistant soft composite material, refrigerant-resistant adhesive and preparation method thereof |
| CN114927297A (en) * | 2022-06-28 | 2022-08-19 | 瑞安复合材料(深圳)有限公司 | Insulating composite material for new energy motor |
| CN114927297B (en) * | 2022-06-28 | 2024-03-22 | 瑞安复合材料(深圳)有限公司 | Insulation composite material for new energy motor |
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