CN108178929A - A kind of insulation silica gel material and new energy car battery heating plate silica gel cloth - Google Patents
A kind of insulation silica gel material and new energy car battery heating plate silica gel cloth Download PDFInfo
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- CN108178929A CN108178929A CN201810066495.6A CN201810066495A CN108178929A CN 108178929 A CN108178929 A CN 108178929A CN 201810066495 A CN201810066495 A CN 201810066495A CN 108178929 A CN108178929 A CN 108178929A
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- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
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- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/28—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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- C08K3/20—Oxides; Hydroxides
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- C08K3/2279—Oxides; Hydroxides of metals of antimony
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/28—Nitrogen-containing compounds
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K3/32—Phosphorus-containing compounds
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- C08K3/34—Silicon-containing compounds
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- C08K3/36—Silica
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- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
- C08K5/3492—Triazines
- C08K5/34922—Melamine; Derivatives thereof
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- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- 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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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
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- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
Abstract
The present invention relates to a kind of insulation silica gel materials and new energy car battery heating plate silica gel cloth, the insulation silica gel material to be prepared by the raw material for including following components and parts by weight content：2 12 parts of 90 120 parts of silicon rubber, 15 40 parts of composite flame-retardant agent, 40 60 parts of filler, 26 parts of lubricant, 15 parts of accelerating agent and vulcanizing agent；The silica gel cloth includes glass fabric, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, is laid in the unvulcanized insulation layer of silica gel of glass fabric another side and PE films.Compared with prior art, silica gel material of the present invention has excellent electrical insulation characteristics, good flame retardation effect, and heat-conducting effect protrudes, using its manufactured new energy car battery heating plate silica gel cloth, with good flexible and compression performance, power battery surface can be tightly covered on, shock resistance and ageing-resistant performance are good, facilitate installation, dismounting, it is reusable, there is good application prospect.
Description
Technical field
The invention belongs to silica gel technical field of polymer materials, are related to a kind of insulation silica gel material and the new energy containing the material
Source automobile batteries heating plate silica gel cloth.
Background technology
Now, the electric vehicle of all new energy such as electric vehicle, electric bicycle is all discharged again by battery energy storage
Process realizes power, but the efficiency of chemical cell is very big with environmental concerns, especially chemically reacts speed and is closed with temperature
System is very big.In winter, especially in northern area, when environment temperature is very low, battery starts vehicle after being full of can only go to
The milimeter number of half during summer.But by being heated to battery, it is made to be used under best energy conversion temperature, it thus can be most
Improve battery availability factor to limits.Therefore, it in severe cold season, generally requires first to be heated to new energy resource power battery centainly
Temperature just can be used normally, and the universal heating method used of new energy resource power battery is mounted directly using electric heating sheets at present
It is heated in battery surface.But it must be selected with the material of the performances such as fire retardant insulating, ageing-resistant, high temperature resistant on electric heating sheets
Material is bonded, and heater strip is wrapped up, and not so there was dampness in the air or accident can all occur for water inlet.In addition, if silica gel cloth is exhausted
Edge poor-performing is once on-insulated, and heater strip is easy to short circuit, causes major accident.
Chinese patent application No. is 201611219339.6 discloses a kind of New-energy electric vehicle special graphite heating
Piece and preparation method thereof, the heating plate include basic processing graphite film, and the basis processing graphite film is to be processed into continuous U
Flexible graphite platelet, two of flexible graphite platelet end part connection copper foils, the copper foil is as electrode connection power supply, and totally two
Piece, the upper and lower surface for the basic processing graphite film end flexible graphite platelet that is laid in respectively；The two of the copper foil and flexible graphite platelet
A end carries out Hard link by connector；The upper and lower surface of the basis processing graphite film has been covered each by insulation material layer.
It further comprises the extra play except at least side insulation material layer that is laid in, and the extra play from-inner-to-outer includes successively
Insulate double faced adhesive tape, additional full wafer graphite film and supplemental dielectric layer, and the additional full wafer graphite film is the flexible graphite platelet of whole.On
The characteristics of heating plate disclosed in patent utilizes frivolous high heat conduction graphite flake, soft and high-termal conductivity is stated, battery is heated, profit
In the electrical heating application of power battery.However, the flexible graphite platelet used in the patented technology, due to the electric conductivity of its own,
Its insulating properties is poor, still remains the technological deficiency for be easy to causeing heater strip short circuit, is further improved.
Invention content
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of insulation performance is prominent,
Flame-retarding characteristic is good, insulation silica gel material that is soft, being tightly covered on power battery surface and the new-energy automobile containing the material
Battery heating plate silica gel cloth.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of insulation silica gel material, the material are prepared by the raw material for including following components and parts by weight content：Silicon rubber 90-
2-12 parts of 120 parts, 15-40 parts of composite flame-retardant agent, 40-60 parts of filler, 2-6 parts of lubricant, 1-5 parts of accelerating agent and vulcanizing agent.
The silicon rubber includes methyl silicone rubber, methyl vinyl silicone rubber, methyl vinyl phenyl silicon rubber, nitrile silicon
One kind in rubber or fluorine silicone rubber.
The composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 10-20%, melamine 15-
24%th, magnesium hydroxide 6-12%, aluminium hydroxide 5-10%, zinc borate 3-8%, antimony oxide 8-20%, remaining be graphite.
The degree of polymerization of the ammonium polyphosphate is 1200-1500, and the graphite is expanded graphite.
The filler is heat filling, including silica, calcium carbonate, aluminium oxide, silicon nitride, aluminium nitride or silicon carbide
In it is one or more.
The lubricant includes stearic acid, calcium stearate, glyceryl tristearate, glyceryl monostearate, stearic acid
It is one or more in amide or polyethylene wax.
The accelerating agent includes 2- benzothiazolyl mercaptans, dibenzothiazyl disulfide, N- cyclohexyls -2-[4-morpholinodithio
Sulfenamide, N tert butyl benzothiazole 2 sulfenamide, zinc diethyl dithiocarbamate, dibutyl dithio amino
Zinc formate, zinc dimethyl dithiocarbamate, N, bis- cyclohexyls of N'- -2-[4-morpholinodithio sulfenamide or N- oxygen union IIs Asia second
It is one or more in base -2-[4-morpholinodithio sulfenamide.
The vulcanizing agent includes thiuram vulcanizing agent, dithio morpholine, tetrathiodimorpholine, 4-（2-[4-morpholinodithio
Base dithiomorpholine）, di-tert-butyl peroxide, cumyl peroxide, tert-butyl hydroperoxide, cyclohexanone peroxide, three
Ethylene tetra, tetren, two tin octoate of diisobutyl, methyl triacetoxysilane, 2,2 '-methyl diisocyanate
It is one or more in ester.
New energy battery heating plate silica gel cloth containing above-mentioned insulation silica gel material, the silica gel cloth include glass fibre
Cloth, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulating silicon for being laid in glass fabric another side
Glue-line and PE films.
The preparation method of the silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
90-120 parts of silicon rubber, 15-40 parts of composite flame-retardant agent, 40-60 parts of filler, 2-6 parts of lubricant, 1-5 parts of accelerating agent and
2-12 parts of vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）Described in the process conditions of calendering be：Cooling cycle is carried out to calender idler wheel, control calender idler wheel
Surface temperature is 6-10 DEG C, is rolled with speed 1-2 meters per minute；The high temperature vulcanized process conditions are：Control
The temperature of drying tunnel is cured for 120-160 DEG C.
In composite flame-retardant agent used in present invention insulation silica gel material, ammonium polyphosphate is high polymerization degree APP,
Its thermal stability is good, and flame retardant property is lasting, and nontoxic suppression cigarette belongs to phosphorus flame retardant.Melamine is a kind of common nitrogen system resistance
Agent is fired, nitrogenous flame ratardant, which is heated, releases the non-flammable compressive gases such as carbon dioxide, nitrogen, ammonia.Meanwhile in antimony oxide and filler
Silica and/or calcium carbonate match, and have good fire-retardant synergistic effect, isolation effect is strong, and flame retardant property is good.Furthermore
The composite flame-retardant agent not only acts as fire retardation, also has both the effect of insulation and moisture, this is because being used for a long time
Cheng Zhong, silica gel can absorb water for a long time, and the insulation effect of its own can be deteriorated, and the inorganic material in composite flame-retardant agent can be silica gel
The water of suction, which is robbed, forms the crystallization water, although the water of free state can be conductive, the crystallization water then will not be conductive, so that it is guaranteed that silica gel material
Expect permanent insulation effect, ensure the safe and reliable work of entire heating plate and service life.
In silica gel cloth of the present invention, the insulation layer of silica gel on glass fabric two sides is the same, is vulcanized on one side, another side not sulphur
Change, in practical application, PE films are torn it down, unvulcanized insulation layer of silica gel is fitted in above heating plate on one side, it is high temperature vulcanized
Afterwards, you can realize strong bond.
Compared with prior art, the invention has the characteristics that：
1）There is silica gel material of the present invention excellent electrical insulation characteristics, good flame retardation effect, and heat-conducting effect to protrude, using its system
Into new energy battery heating plate silica gel cloth, there is good flexible and compression performance, can tightly be covered on power battery
Surface, shock resistance and ageing-resistant performance are good, facilitate installation, dismounting, reusable；
2）Preparation process of the present invention is simple, and low energy consumption, environmentally protective, and raw material sources are wide, and financial cost is low, is suitble to large-scale industry
Change and promote, there is good application prospect.
Specific embodiment
With reference to specific embodiment, the present invention is described in detail.
Embodiment 1：
The present embodiment insulation silica gel material, is prepared by the raw material for including following components and parts by weight content：Silicon rubber 100
Part, 26 parts of composite flame-retardant agent, 52 parts of filler, 4 parts of lubricant, 3 parts of accelerating agent and 3.5 parts of vulcanizing agent.
Wherein, silicon rubber is methyl vinyl silicone rubber, and filler is that silica, calcium carbonate and silicon carbide are in mass ratio
1:1:1 mixes, and lubricant is calcium stearate, and accelerating agent is 2- benzothiazolyl mercaptans, and vulcanizing agent is thiuram vulcanizing agent.
In the present embodiment, composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 16%, melamine
20%th, magnesium hydroxide 8%, aluminium hydroxide 7%, zinc borate 5%, antimony oxide 18%, remaining be graphite.The degree of polymerization of ammonium polyphosphate
It is 1300, graphite is expanded graphite.
New energy battery heating plate silica gel cloth containing the present embodiment insulation silica gel material, the silica gel cloth include glass fibers
Wei Bu, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulation for being laid in glass fabric another side
Layer of silica gel and PE films.The preparation method of silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
3.5 parts of 100 parts of silicon rubber, 26 parts of composite flame-retardant agent, 52 parts of filler, 4 parts of lubricant, 3 parts of accelerating agent and vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）The process conditions of middle calendering are：Cooling cycle is carried out to calender idler wheel, controls the surface temperature of calender idler wheel
It is 8 DEG C to spend, and the speed with 1.2 meters per minute is rolled；High temperature vulcanized process conditions are：The temperature for controlling drying tunnel is 150
DEG C cured.
Embodiment 2：
The present embodiment insulation silica gel material, is prepared by the raw material for including following components and parts by weight content：Silicon rubber 105
Part, 17 parts of composite flame-retardant agent, 45 parts of filler, 3 parts of lubricant, 4 parts of accelerating agent and 5 parts of vulcanizing agent.
Wherein, silicon rubber is methyl vinyl phenyl silicon rubber, and filler presses quality for silica, calcium carbonate and aluminium oxide
Than being 1:1:2 mix, and lubricant is glyceryl tristearate, accelerating agent N, N'- bis- cyclohexyls -2-[4-morpholinodithio time sulphur
Amide, vulcanizing agent 2,2 '-methyl diisocyanate.
In the present embodiment, composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 12%, melamine
16%th, magnesium hydroxide 7%, aluminium hydroxide 6%, zinc borate 4%, antimony oxide 14%, remaining be graphite.The degree of polymerization of ammonium polyphosphate
It is 1400, graphite is expanded graphite.
New energy battery heating plate silica gel cloth containing the present embodiment insulation silica gel material, the silica gel cloth include glass fibers
Wei Bu, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulation for being laid in glass fabric another side
Layer of silica gel and PE films.The preparation method of silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
5 parts of 105 parts of silicon rubber, 17 parts of composite flame-retardant agent, 45 parts of filler, 3 parts of lubricant, 4 parts of accelerating agent and vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）The process conditions of middle calendering are：Cooling cycle is carried out to calender idler wheel, controls the surface temperature of calender idler wheel
It is 7 DEG C to spend, and the speed with 1.4 meters per minute is rolled；High temperature vulcanized process conditions are：The temperature for controlling drying tunnel is 145
DEG C cured.
Embodiment 3：
The present embodiment insulation silica gel material, is prepared by the raw material for including following components and parts by weight content：Silicon rubber 110
Part, 38 parts of composite flame-retardant agent, 48 parts of filler, 5 parts of lubricant, 5 parts of accelerating agent and 8 parts of vulcanizing agent.
Wherein, silicon rubber is nitrile silicone rubber, and filler is that silica, silicon nitride and aluminium oxide are 2 in mass ratio:1:2 is mixed
It closes, lubricant is glyceryl monostearate, and accelerating agent is zinc dimethyl dithiocarbamate, and vulcanizing agent is four ethylidene
Five amine.
In the present embodiment, composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 12%, melamine
18%th, magnesium hydroxide 21%, aluminium hydroxide 8%, zinc borate 5%, antimony oxide 8%, remaining be graphite.The degree of polymerization of ammonium polyphosphate
It is 1500, graphite is expanded graphite.
New energy battery heating plate silica gel cloth containing the present embodiment insulation silica gel material, the silica gel cloth include glass fibers
Wei Bu, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulation for being laid in glass fabric another side
Layer of silica gel and PE films.The preparation method of silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
8 parts of 110 parts of silicon rubber, 38 parts of composite flame-retardant agent, 48 parts of filler, 5 parts of lubricant, 5 parts of accelerating agent and vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）The process conditions of middle calendering are：Cooling cycle is carried out to calender idler wheel, controls the surface temperature of calender idler wheel
It is 9 DEG C to spend, and the speed with 1.6 meters per minute is rolled；High temperature vulcanized process conditions are：The temperature for controlling drying tunnel is 148
DEG C cured.
Embodiment 4：
The present embodiment insulation silica gel material, is prepared by the raw material for including following components and parts by weight content：90 parts of silicon rubber,
2 parts of 24 parts of composite flame-retardant agent, 40 parts of filler, 2 parts of lubricant, 1 part of accelerating agent and vulcanizing agent.
Wherein, silicon rubber is nitrile silicone rubber, and filler is aluminium nitride, and lubricant is stearic amide, and accelerating agent is dibutyl
Zinc dithiocarbamate, vulcanizing agent are dithio morpholine.
In the present embodiment, composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 10%, melamine
15%th, magnesium hydroxide 6%, aluminium hydroxide 5%, zinc borate 3%, antimony oxide 20%, remaining be graphite.The degree of polymerization of ammonium polyphosphate
It is 1200, graphite is expanded graphite.
New energy battery heating plate silica gel cloth containing the present embodiment insulation silica gel material, the silica gel cloth include glass fibers
Wei Bu, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulation for being laid in glass fabric another side
Layer of silica gel and PE films.The preparation method of silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
2 parts of 90 parts of silicon rubber, 24 parts of composite flame-retardant agent, 40 parts of filler, 2 parts of lubricant, 1 part of accelerating agent and vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）The process conditions of middle calendering are：Cooling cycle is carried out to calender idler wheel, controls the surface temperature of calender idler wheel
It is 6 DEG C to spend, and the speed with 1 meter per minute is rolled；High temperature vulcanized process conditions are：The temperature for controlling drying tunnel is 120 DEG C
Cured.
Embodiment 5：
The present embodiment insulation silica gel material, is prepared by the raw material for including following components and parts by weight content：Silicon rubber 120
Part, 45 parts of composite flame-retardant agent, 60 parts of filler, 6 parts of lubricant, 5 parts of accelerating agent and 12 parts of vulcanizing agent.
Wherein, silicon rubber is fluorine silicone rubber, and filler is silica and aluminium oxide is 2 in mass ratio:1 mixes, profit
Lubrication prescription is polyethylene wax, and accelerating agent is dibenzothiazyl disulfide, and vulcanizing agent is methyl triacetoxysilane.
In the present embodiment, composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 20%, melamine
24%th, magnesium hydroxide 12%, aluminium hydroxide 10%, zinc borate 8%, antimony oxide 20%, remaining be graphite.The polymerization of ammonium polyphosphate
It is 1400 to spend, and graphite is expanded graphite.
New energy battery heating plate silica gel cloth containing the present embodiment insulation silica gel material, the silica gel cloth include glass fibers
Wei Bu, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulation for being laid in glass fabric another side
Layer of silica gel and PE films.The preparation method of silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
12 parts of 120 parts of silicon rubber, 45 parts of composite flame-retardant agent, 60 parts of filler, 6 parts of lubricant, 5 parts of accelerating agent and vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）The process conditions of middle calendering are：Cooling cycle is carried out to calender idler wheel, controls the surface temperature of calender idler wheel
It is 10 DEG C to spend, and the speed with 2 meters per minute is rolled；High temperature vulcanized process conditions are：The temperature for controlling drying tunnel is 160 DEG C
Cured.
Embodiment 6：
The present embodiment insulation silica gel material, is prepared by the raw material for including following components and parts by weight content：94 parts of silicon rubber,
3 parts of 35 parts of composite flame-retardant agent, 46 parts of filler, 3 parts of lubricant, 2 parts of accelerating agent and vulcanizing agent.
Wherein, silicon rubber is fluorine silicone rubber and methyl silicone rubber is 2 in mass ratio:1 mixes, and filler is silica
It is 1 in mass ratio with calcium carbonate:1 mixes, and lubricant is stearic acid, and accelerating agent is N- cyclohexyls -2-[4-morpholinodithio time sulphur
Amide, vulcanizing agent are tetrathiodimorpholine.
In the present embodiment, composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 12%, melamine
16%th, magnesium hydroxide 7%, aluminium hydroxide 8%, zinc borate 5%, antimony oxide 14%, remaining be graphite.The degree of polymerization of ammonium polyphosphate
It is 1300, graphite is expanded graphite.
New energy battery heating plate silica gel cloth containing the present embodiment insulation silica gel material, the silica gel cloth include glass fibers
Wei Bu, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulation for being laid in glass fabric another side
Layer of silica gel and PE films.The preparation method of silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
3 parts of 94 parts of silicon rubber, 35 parts of composite flame-retardant agent, 46 parts of filler, 3 parts of lubricant, 2 parts of accelerating agent and vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）The process conditions of middle calendering are：Cooling cycle is carried out to calender idler wheel, controls the surface temperature of calender idler wheel
It is 7 DEG C to spend, and the speed with 1.8 meters per minute is rolled；High temperature vulcanized process conditions are：The temperature for controlling drying tunnel is 155
DEG C cured.
Embodiment 7：
The present embodiment insulation silica gel material, is prepared by the raw material for including following components and parts by weight content：Silicon rubber 116
Part, 27 parts of composite flame-retardant agent, 58 parts of filler, 5 parts of lubricant, 3 parts of accelerating agent and 7 parts of vulcanizing agent.
Wherein, silicon rubber is methyl vinyl silicone rubber and methyl silicone rubber is 1 in mass ratio:1 mixes, and filler is
Silica, calcium carbonate, aluminium nitride, silicon carbide are 1 in mass ratio:1:2:1 mixes, and lubricant is three glycerol stearates
Ester, stearic amide and polyethylene wax are 1 in mass ratio:3:1 mixes, and accelerating agent is N- tertiary butyls -2-[4-morpholinodithio
Sulfonamide, vulcanizing agent 4-（2-[4-morpholinodithio base dithiomorpholine）.
In the present embodiment, composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 14%, melamine
21%th, magnesium hydroxide 9%, aluminium hydroxide 8%, zinc borate 4%, antimony oxide 17%, remaining be graphite.The degree of polymerization of ammonium polyphosphate
It is 1200, graphite is expanded graphite.
New energy battery heating plate silica gel cloth containing the present embodiment insulation silica gel material, the silica gel cloth include glass fibers
Wei Bu, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulation for being laid in glass fabric another side
Layer of silica gel and PE films.The preparation method of silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
7 parts of 116 parts of silicon rubber, 27 parts of composite flame-retardant agent, 58 parts of filler, 5 parts of lubricant, 3 parts of accelerating agent and vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）The process conditions of middle calendering are：Cooling cycle is carried out to calender idler wheel, controls the surface temperature of calender idler wheel
It is 6 DEG C to spend, and the speed with 1.7 meters per minute is rolled；High temperature vulcanized process conditions are：The temperature for controlling drying tunnel is 135
DEG C cured.
Embodiment 8：
The present embodiment insulation silica gel material, is prepared by the raw material for including following components and parts by weight content：Silicon rubber 108
Part, 40 parts of composite flame-retardant agent, 60 parts of filler, 3 parts of lubricant, 2 parts of accelerating agent and 7 parts of vulcanizing agent.
Wherein, silicon rubber is methyl vinyl silicone rubber and methyl silicone rubber is 1 in mass ratio:1 mixes, and filler is
Silica, calcium carbonate, aluminium nitride, silicon carbide are 1 in mass ratio:1:2:1 mixes, and lubricant is three glycerol stearates
Ester, stearic amide and polyethylene wax are 1 in mass ratio:3:1 mixes, and accelerating agent is zinc diethyl dithiocarbamate
It is 1 in mass ratio with N- oxydiethylenes -2-[4-morpholinodithio sulfenamide:3 mix, and vulcanizing agent is di-t-butyl peroxide
Compound, cyclohexanone peroxide and two tin octoate of diisobutyl are 1 in mass ratio:2:2 mix.
In the present embodiment, composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 17%, melamine
23%th, magnesium hydroxide 10%, aluminium hydroxide 5%, zinc borate 8%, antimony oxide 20%, remaining be graphite.The degree of polymerization of ammonium polyphosphate
It is 1200, graphite is expanded graphite.
New energy battery heating plate silica gel cloth containing the present embodiment insulation silica gel material, the silica gel cloth include glass fibers
Wei Bu, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulation for being laid in glass fabric another side
Layer of silica gel and PE films.The preparation method of silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
7 parts of 108 parts of silicon rubber, 40 parts of composite flame-retardant agent, 60 parts of filler, 3 parts of lubricant, 2 parts of accelerating agent and vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）The process conditions of middle calendering are：Cooling cycle is carried out to calender idler wheel, controls the surface temperature of calender idler wheel
It is 8 DEG C to spend, and the speed with 1.2 meters per minute is rolled；High temperature vulcanized process conditions are：The temperature for controlling drying tunnel is 128
DEG C cured.
Embodiment 9：
The present embodiment insulation silica gel material, is prepared by the raw material for including following components and parts by weight content：Silicon rubber 115
Part, 15 parts of composite flame-retardant agent, 40 parts of filler, 5 parts of lubricant, 4 parts of accelerating agent and 6 parts of vulcanizing agent.
Wherein, silicon rubber is nitrile silicone rubber, and filler is that silica, calcium carbonate, aluminium nitride, silicon carbide are 1 in mass ratio:
1:2:1 mixes, and lubricant is that glyceryl tristearate, stearic amide and polyethylene wax are 1 in mass ratio:3:1 mixing
It forms, accelerating agent is zinc diethyl dithiocarbamate, and vulcanizing agent is cumyl peroxide, tert-butyl hydroperoxide and three
Ethylene tetra is 1 in mass ratio:1:2 mix.
In the present embodiment, composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 10%, melamine
16%th, magnesium hydroxide 12%, aluminium hydroxide 10%, zinc borate 8%, antimony oxide 20%, remaining be graphite.The polymerization of ammonium polyphosphate
It is 1200 to spend, and graphite is expanded graphite.
New energy battery heating plate silica gel cloth containing the present embodiment insulation silica gel material, the silica gel cloth include glass fibers
Wei Bu, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulation for being laid in glass fabric another side
Layer of silica gel and PE films.The preparation method of silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
6 parts of 115 parts of silicon rubber, 15 parts of composite flame-retardant agent, 40 parts of filler, 5 parts of lubricant, 4 parts of accelerating agent and vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）The process conditions of middle calendering are：Cooling cycle is carried out to calender idler wheel, controls the surface temperature of calender idler wheel
It is 10 DEG C to spend, and the speed with 1 meter per minute is rolled；High temperature vulcanized process conditions are：The temperature for controlling drying tunnel is 142 DEG C
Cured.
Embodiment 10：
The present embodiment insulation silica gel material, is prepared by the raw material for including following components and parts by weight content：99 parts of silicon rubber,
4 parts of 20 parts of composite flame-retardant agent, 48 parts of filler, 4 parts of lubricant, 1 part of accelerating agent and vulcanizing agent.
Wherein, silicon rubber is fluorine silicone rubber, and filler is that silica, calcium carbonate, aluminium nitride, silicon carbide are 1 in mass ratio:
1:2:1 mixes, and lubricant is that glyceryl monostearate, stearic amide and polyethylene wax are 1 in mass ratio:3:1 mixing
It forms, accelerating agent is N tert butyl benzothiazole 2 sulfenamide, and vulcanizing agent is di-tert-butyl peroxide.
In the present embodiment, composite flame-retardant agent includes following components and weight percentage：Ammonium polyphosphate 14%, melamine
15%th, magnesium hydroxide 12%, aluminium hydroxide 9%, zinc borate 7%, antimony oxide 20%, remaining be graphite.The degree of polymerization of ammonium polyphosphate
It is 1200, graphite is expanded graphite.
New energy battery heating plate silica gel cloth containing the present embodiment insulation silica gel material, the silica gel cloth include glass fibers
Wei Bu, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, the unvulcanized insulation for being laid in glass fabric another side
Layer of silica gel and PE films.The preparation method of silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
4 parts of 99 parts of silicon rubber, 20 parts of composite flame-retardant agent, 48 parts of filler, 4 parts of lubricant, 1 part of accelerating agent and vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）The process conditions of middle calendering are：Cooling cycle is carried out to calender idler wheel, controls the surface temperature of calender idler wheel
It is 10 DEG C to spend, and the speed with 1 meter per minute is rolled；High temperature vulcanized process conditions are：The temperature for controlling drying tunnel is 158 DEG C
Cured.
The embodiment 1-10 new energy car battery heating plate silica gel cloths obtained containing insulation silica gel material and comparison
Example（Certain is commercially available for the silica gel cloth of power battery heating plate）Correlated performance test it is as shown in table 1.
Wherein, the examination criteria of tearing strength is GB/T 529-1999, and thermal conductivity factor examination criteria is ASTM E1461,
The examination criteria of volume resistivity is ASTM D257.
1 the performance test results of table
By table 1 as it can be seen that the present invention containing insulation silica gel material new energy car battery heating plate with silica gel cloth have it is excellent
Fire-retardant and insulation performance, and tear resistance protrudes, and has good application prospect.
Upper described is only the preferable possible embodiments of the present invention, not to limit to the scope of the claims of the present invention, therefore all fortune
The equivalence changes made with present specification, are all contained in protection scope of the present invention.
Claims (10)
1. a kind of insulation silica gel material, which is characterized in that the material is prepared by the raw material for including following components and parts by weight content
It forms：90-120 parts of silicon rubber, 15-40 parts of composite flame-retardant agent, 40-60 parts of filler, 2-6 parts of lubricant, 1-5 parts of accelerating agent and
2-12 parts of vulcanizing agent.
2. a kind of insulation silica gel material according to claim 1, which is characterized in that the silicon rubber includes methyl silicon rubber
One kind in glue, methyl vinyl silicone rubber, methyl vinyl phenyl silicon rubber, nitrile silicone rubber or fluorine silicone rubber.
3. a kind of insulation silica gel material according to claim 1, which is characterized in that the composite flame-retardant agent includes following
Component and weight percentage：Ammonium polyphosphate 10-20%, melamine 15-24%, magnesium hydroxide 6-12%, aluminium hydroxide 5-10%,
Zinc borate 3-8%, antimony oxide 8-20%, remaining be graphite.
4. a kind of insulation silica gel material according to claim 3, which is characterized in that the degree of polymerization of the ammonium polyphosphate is
1200-1500, the graphite are expanded graphite.
5. a kind of insulation silica gel material according to claim 1, which is characterized in that the filler is heat filling, is wrapped
It includes one or more in silica, calcium carbonate, aluminium oxide, silicon nitride, aluminium nitride or silicon carbide.
6. a kind of insulation silica gel material according to claim 1, which is characterized in that the lubricant include stearic acid,
It is one or more in calcium stearate, glyceryl tristearate, glyceryl monostearate, stearic amide or polyethylene wax.
7. a kind of insulation silica gel material according to claim 1, which is characterized in that the accelerating agent includes 2- mercaptos
Benzothiazole, dibenzothiazyl disulfide, N- cyclohexyls -2-[4-morpholinodithio sulfenamide, N- tertiary butyls -2-[4-morpholinodithio time sulphur
Amide, zinc diethyl dithiocarbamate, zinc dibutyl dithiocarbamate, zinc dimethyl dithiocarbamate, N,
One kind or more in bis- cyclohexyls of N'- -2-[4-morpholinodithio sulfenamide or N- oxydiethylenes -2-[4-morpholinodithio sulfenamide
Kind.
8. a kind of insulation silica gel material according to claim 1, which is characterized in that the vulcanizing agent includes thiuram sulphur
Agent, dithio morpholine, tetrathiodimorpholine, 4-（2-[4-morpholinodithio base dithiomorpholine）, di-tert-butyl peroxide, mistake
Aoxidize diisopropylbenzene (DIPB), tert-butyl hydroperoxide, cyclohexanone peroxide, trien, tetren, diisobutyl two
It is one or more in tin octoate, methyl triacetoxysilane, 2,2 '-methyl diisocyanate.
9. the new energy car battery heating plate silica gel cloth containing claim 1 to 8 any one of them insulation silica gel material,
It is characterized in that, the silica gel cloth includes glass fabric, the vulcanization insulation layer of silica gel for being laid in glass fabric one side, is laid in
The unvulcanized insulation layer of silica gel and PE films of glass fabric another side.
10. the new energy car battery heating plate silica gel cloth according to claim 9 containing insulation silica gel material, special
Sign is that the preparation method of the silica gel cloth includes the following steps：
Step（1）：It stocks up by the raw material of following components and parts by weight content：
90-120 parts of silicon rubber, 15-40 parts of composite flame-retardant agent, 40-60 parts of filler, 2-6 parts of lubricant, 1-5 parts of accelerating agent and
2-12 parts of vulcanizing agent；
Step（2）：Silicon rubber is added in blender by weight, and sequentially adds composite flame-retardant agent, filler, lubricant, into
Row dispersion stirring, stirring add vulcanizing agent, accelerating agent, continue to stir after a certain period of time, and insulation silica gel rubber compound is made；
Step（3）：Glass fabric two sides is all brushed on liquid silica gel, then rolls insulation silica gel rubber compound to glass fibers
The one side of cloth is tieed up, carries out high temperature vulcanized, formation vulcanization insulation layer of silica gel, then insulation silica gel rubber compound is rolled to glass fabric
Another side, form unvulcanized insulation layer of silica gel, then it is unvulcanized insulation layer of silica gel on be bonded PE films, winding, you can；
Step（3）Described in the process conditions of calendering be：Cooling cycle is carried out to calender idler wheel, control calender idler wheel
Surface temperature is 6-10 DEG C, is rolled with speed 1-2 meters per minute；The high temperature vulcanized process conditions are：Control
The temperature of drying tunnel is cured for 120-160 DEG C.
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Application publication date: 20180619 |