CN110330861A - The application of high-performance coating and the coating - Google Patents
The application of high-performance coating and the coating Download PDFInfo
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- CN110330861A CN110330861A CN201910644700.7A CN201910644700A CN110330861A CN 110330861 A CN110330861 A CN 110330861A CN 201910644700 A CN201910644700 A CN 201910644700A CN 110330861 A CN110330861 A CN 110330861A
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- 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
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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
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- C09D7/65—Additives macromolecular
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
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- C08L2203/206—Applications use in electrical or conductive gadgets use in coating or encapsulating of electronic parts
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- C08L2205/00—Polymer mixtures characterised by other features
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- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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Abstract
The present invention provides a kind of high-performance coating, including following raw material: compound resin 50-100 parts by weight, toughener 10-40 parts by weight, curing agent 8-20 parts by weight, filler 20-60 parts by weight, additive 1-10 parts by weight, thixotroping regulator 1-5 parts by weight, the glass transition temperature of pigment 1-5 parts by weight, the coating is not less than 70KV/mm not less than 220 degrees Celsius, strong acid-base resistance burn into proof voltage.
Description
Technical field
The present invention relates to the applications of a kind of coating more particularly to high-performance coating and the coating.
Background technique
Existing coating is typically all to prepare associated formula, bis-phenol using single resin system such as single bisphenol A epoxide resin
Although A epoxy resin has certain toughness, but temperature tolerance is poor, and proof voltage can relatively poor, existing one pack system tree
Resin system performance is defective, it is difficult to be suitable for specific field.
Summary of the invention
In consideration of it, it is necessary to provide a kind of high-performance coatings, using compound resin as main material, and then can meet more
The requirement of aspect performance.
First aspect present invention provides a kind of high-performance coating, including following raw material: compound resin 50-100 parts by weight,
Toughener 10-40 parts by weight, curing agent 8-20 parts by weight, filler 20-60 parts by weight, additive 1-10 parts by weight, thixotroping are adjusted
Agent 1-5 parts by weight, pigment 1-5 parts by weight, the glass transition temperature of the coating is not less than 220 degrees Celsius, strong acid-base resistance corruption
Erosion, proof voltage are not less than 70KV/mm.
Further, the compound resin includes Resin A and resin B；Wherein
The Resin A is selected in bisphenol A type epoxy resin, bisphenol f type epoxy resin and polyurethane modified epoxy resin
It is one or more；
The resin B selects bisphenol-s epoxy resin, cycloaliphatic epoxy resin, modifying epoxy resin by organosilicon and phenolic aldehyde
One of epoxy resin is a variety of.
Further, the compound resin includes bisphenol-s epoxy resin and cycloaliphatic epoxy resin, alternatively, including bis-phenol
S epoxy resin, modifying epoxy resin by organosilicon and novolac epoxy resin.
Further, the toughener selects core shell rubbers, nbr carboxyl terminal, terminal hydroxy liquid rubber, polysulfide rubber
One of glue, rubber modified resin are a variety of.
Further, the curing agent selects dicyandiamide, polyetheramine, aromatic amine, aliphatic cyclic amine, modified amine, acid anhydrides, modification
One of acid anhydrides, imidazoles, modified imidazole class curing agent are a variety of.
Further, the curing agent selects nano silica, polytetrafluoroethylene (PTFE), nanometer calcium carbonate, nano oxidized
One of aluminium, nano-titanium oxide, nano zircite are a variety of.
Further, the additive selects one of promotor, antioxidant, coupling agent, defoaming agent, levelling agent
Or it is a variety of.
Further, the thixotroping regulator selects one of fumed silica, bentonite, polyamide wax or more
Kind.
Further, the pigment selects one of nano carbon black, iron oxide, chromium oxide or a variety of.
Coating of the present invention is protected applied to ternary lithium battery pack.
Compared to the prior art, the main material using compound resin as system can make the performance of coating more excellent
It is different.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiment of the present invention, this field is general
Logical technical staff obtained every other embodiment without making creative work, belongs to guarantor of the invention
Protect range.
The present invention provides a kind of high-performance coating, including following raw material: compound resin 50-100 parts by weight, toughener 10-
40 parts by weight, curing agent 8-20 parts by weight, filler 20-60 parts by weight, additive 1-10 parts by weight, thixotroping regulator 1-5 weight
Part, the glass transition temperature of pigment 1-5 parts by weight, the coating is not less than 220 degrees Celsius, the resistance to electricity of strong acid-base resistance burn into
Pressure is not less than 70KV/mm.
Specifically, the compound resin includes Resin A and resin B；Wherein the Resin A selects bisphenol type epoxy tree
One of rouge, bisphenol f type epoxy resin and polyurethane modified epoxy resin are a variety of；The resin B selects bisphenol S type ring
One of oxygen resin, cycloaliphatic epoxy resin, modifying epoxy resin by organosilicon and novolac epoxy resin are a variety of.
In the first embodiment, the compound resin includes Resin A and resin B, and the Resin A selects bisphenol-A type ring
One of oxygen resin, bisphenol f type epoxy resin and polyurethane modified epoxy resin are a variety of, and resin B selects bisphenol S type ring
One of oxygen resin, cycloaliphatic epoxy resin, modifying epoxy resin by organosilicon and novolac epoxy resin are a variety of, preferably
Be the amount of Resin A: the amount of resin B is 3:17-1:4.
Resin A has excellent adhesion, and has stronger toughness in itself, with resin B it is compound after, can be to tree
Rouge B carries out activeness and quietness, and resin B has excellent thermal stability and/or toughness and/or chemical stability and/or low dielectric
Constant.
In particular, there is the epoxy resin B of-SO2- polar group, alicyclic group, organosilicon structures, due to introducing
- SO2- polar group (sulfuryl), alicyclic group and organosilicon structures, make system rigidity reinforced, temperature tolerance is excellent；Moreover,
Bisphenol-s epoxy resin itself has good adhesive property, thermal stability, toughness and preferable chemical stability, thermal deformation
Temperature compares bisphenol A type epoxy resin and improves 60~70 DEG C；Alicyclic structure in cycloaliphatic epoxy resin has stronger rigid
Property, heat distortion temperature is higher, while weatherability, insulating properties are excellent；Moreover, alicyclic group, organosilicon radical make the polymerization to be formed
Inside object strand and molecule interchain forms the probability of charge transfer complex (CTCs) reduces, advantageously reduce dielectric properties,
The corrosion resistance for improving compound system is subject to the epoxy resin B of the Resin A compounding specific functionality structure of suitably small amount, can be with
The caking property of improvement system improves the toughness of coating, has taken into account temperature tolerance, corrosion resistance and proof voltage.It adds, epoxy
Rigid radical and polymerization density on this body structure of polymer resin monomer, make system have higher glass transition temperature and bullet
Property modulus, can bear the application scenarios of higher temperature, and electrolyte resistance corrosivity is strong.
In this second embodiment, the compound resin includes bisphenol-s epoxy resin and cycloaliphatic epoxy resin, preferably
, bisphenol-s epoxy resin and cycloaliphatic epoxy resin ratio are as follows: 3:17-1:4.
In the third embodiment, the compound resin include bisphenol-s epoxy resin, modifying epoxy resin by organosilicon and
Novolac epoxy resin, it is preferred that bisphenol-s epoxy resin, modifying epoxy resin by organosilicon and novolac epoxy resin ratio are as follows: 14:
3:3。
In embodiments of the present invention, selected toughener is core shell rubbers, nbr carboxyl terminal, terminal hydroxy group liquid
One of body rubber, polysulfide rubber, rubber modified resin are a variety of.Such toughener and system have preferable compatibility,
It may be uniformly dispersed in epoxy resin；After hardening, the impact fracture surface of flexibilizing epoxy system will form rough fracture
Face, rather than smooth brittle fracture, it is strong in the glass transition temperature, machinery for not changing system effectively to epoxy systems toughening
Under the premise of degree, temperature tolerance, the mechanical strength of system are effectively improved.
In embodiments of the present invention, selected curing agent is dicyandiamide, polyetheramine, aromatic amine, aliphatic cyclic amine, modification
One of amine, acid anhydrides, modified anhydride, imidazoles, modified imidazole class curing agent are a variety of.Such curing agent can be to system
Temperature tolerance, mechanical strength have large effect, and the toughness or rigidity that can improve resin itself are (for example, anhydride curing agent knot
Phenyl ring or alicyclic group on structure can greatly improve the temperature tolerance and corrosion resistance of curing system；In dicyandiamide structure
Carbon-to-nitrogen double bon and carbon nitrogen three key itself have a higher temperature tolerance, while its fatty segment answer curing system will not again
Power is too big, there is certain toughness), the glass transition temperature and mechanical strength of curing system so can be improved.
The preparation method of one embodiment of the present invention the following steps are included:
Step 1: recipe requirements are pressed, compound resin and toughener are stirred evenly.
Step 2: pressing recipe requirements, remaining ingredient is added in the mixture of step 1 and is stirred evenly.
Step 3: the mixture in step 2 is ground, until fineness is not higher than 60 μm.
Step 4: adjustment is viscous, stirs deaeration up to product.
In addition, the protection of the Battery case as energy carrier seems more as new-energy automobile industry is fast-developing
It is important, but antirust treatment has only done to Battery case in most of manufacturer, and for heatproof, electrolyte resistance protection and absolutely
In terms of edge, corresponding processing is not done substantially.Coating on sale on the market at present, is summed up mainly with bisphenol-A epoxy tree
Rouge or polyurethane-modified resin or acrylic resin or modified resin and curing agent and various auxiliary agents form.Such coating is only
It can satisfy the service performance requirement of a part, there is no the guarantors that a kind of reliable coating can be adapted for ternary lithium battery pack
Shield, and high-performance coating of the invention then can be applied to the protection of ternary lithium battery pack.
Several embodiments and comparative example is set forth below.
Embodiment 1
Coating in the present embodiment includes: 50 parts of cycloaliphatic epoxy resin, modifying epoxy resin by organosilicon in terms of mass parts
25 parts, 20 parts of bisphenol A epoxide resin, 15 parts of core shell rubbers toughener, 8 parts of modified anhydride, 2,4- 1 part of imidazoles, antioxidant
0.8 part, 25 parts of filler nanometer calcium carbonate, 0.5 part of fumed silica, 1 part of silane coupling agent, 0.5 part of defoaming agent, pigment
0.5 part.It is prepared according to the preparation method of above embodiment, obtained coating carries out following test:
Heat resistance is tested by GB1035-70, glass transition temperature (Tg) is 223 DEG C:
Acid-proof alkaline test, 98% sulfuric acid impregnate 48 hours without discoloration, blister, fall off, 20% sulfuric acid impregnates 48 hours
No discoloration blisters, falls off, 36% salt acid soak 48 hours without discoloration, blister, fall off, 12% salt acid soak 48 hours is without change
Color, blistering；
Resistance to battery electrolyte performance test, electrolyte impregnate 48 hours without discoloration, blister, fall off；
By IEC61007-1994 standard testing insulating properties, the pressure resistance that converts reaches 72KV/mm.
Embodiment 2:
Coating in the present embodiment includes: 60 parts of cycloaliphatic epoxy resin, modifying epoxy resin by organosilicon in terms of mass parts
25 parts, 15 parts of polyurethane modified epoxy resin, 20 parts of core shell rubbers toughener, 8 parts of modified anhydride, 2,4- 1 part of imidazoles, antioxygen
0.8 part of agent, 25 parts of filler nanometer calcium carbonate, 0.5 part of fumed silica, 1 part of silane coupling agent, 0.5 part of defoaming agent, face
0.5 part of material.It is prepared according to the preparation method of above embodiment, obtained coating carries out following test:
Heat resistance is tested by GB1035-70, glass transition temperature (Tg) is 221 DEG C:
Acid-proof alkaline test, 98% sulfuric acid impregnate 48 hours without discoloration, blister, fall off, 20% sulfuric acid impregnates 48 hours
No discoloration blisters, falls off, 36% salt acid soak 48 hours without discoloration, blister, fall off, 12% salt acid soak 48 hours is without change
Color, blistering；
Resistance to battery electrolyte performance test, electrolyte impregnate 48 hours without discoloration, blister, fall off；
By IEC61007-1994 standard testing insulating properties, the pressure resistance that converts reaches 72KV/mm.
Embodiment 3:
Coating in the present embodiment include: in terms of mass parts 65 parts of bisphenol-s epoxy resin, 20 parts of cycloaliphatic epoxy resin,
15 parts of bisphenol F epoxy resin, 15 parts of nbr carboxyl terminal toughener, 8 parts of modified anhydride, 2,4- 1 part of imidazoles, antioxidant
0.8 part, 25 parts of filler nanometer calcium carbonate, 0.5 part of fumed silica, 1 part of silane coupling agent, 0.5 part of defoaming agent, pigment
0.5 part.It is prepared according to the preparation method of above embodiment, obtained coating carries out following test:
Heat resistance is tested by GB1035-70, glass transition temperature (Tg) is 225 DEG C；
Acid-proof alkaline test, 98% sulfuric acid impregnate 48 hours without discoloration, blister, fall off, 20% sulfuric acid impregnates 48 hours
No discoloration blisters, falls off, 36% salt acid soak 48 hours without discoloration, blister, fall off, 12% salt acid soak 48 hours is without change
Color, blistering；
Resistance to battery electrolyte performance test, electrolyte impregnate 48 hours without discoloration, blister, fall off；
By IEC61007-1994 standard testing insulating properties, the pressure resistance that converts reaches 73KV/mm..
Embodiment 4:
Coating in the present embodiment include: in terms of mass parts 60 parts of bisphenol-s epoxy resin, 25 parts of resins of alicyclic epoxy,
15 parts of polyurethane modified epoxy resin, 15 parts of nbr carboxyl terminal toughener, 10 parts of dicyandiamide, 2,4- 0.8 part of imidazoles resist
1 part of oxidant, 28 parts of filler, 0.5 part of fumed silica silicon, 1 part of silane coupling agent, 0.5 part of defoaming agent.According to above-mentioned reality
Prepared by the preparation method for applying mode, obtained coating carries out following test:
Heat resistance is tested by GB1035-70, glass transition temperature (Tg) is 229 DEG C；
Acid-proof alkaline test, 98% sulfuric acid impregnate 48 hours without discoloration, blister, fall off, 20% sulfuric acid impregnates 48 hours
No discoloration blisters, falls off, 36% salt acid soak 48 hours without discoloration, blister, fall off, 12% salt acid soak 48 hours is without change
Color blisters, falls off, 10% sodium hydroxide solution impregnate 48 hours without discoloration, blister, fall off；
Resistance to battery electrolyte performance test, electrolyte impregnate 48 hours without discoloration, blister, fall off；
By IEC61007-1994 standard testing insulating properties, the pressure resistance that converts reaches 75KV/mm..
Embodiment 5:
Coating in the present embodiment includes: 65 parts of bisphenol-s epoxy resin in terms of mass parts, 20 parts of novolac epoxy resin, double
15 parts of phenol F epoxy resin, 28 parts of terminal hydroxy group rubber toughening agent, 9.5 parts of modified amine, 1 part of antioxidant, 23 parts of filler, gas phase two
0.4 part of silica, 1 part of silane coupling agent, 0.5 part of defoaming agent.It is prepared, is obtained according to the preparation method of above embodiment
The coating arrived carries out following test:
Heat resistance is tested by GB1035-70, glass transition temperature (Tg) is 225 DEG C；
Acid-proof alkaline test, 98% sulfuric acid impregnate 48 hours without discoloration, blister, fall off, 20% sulfuric acid impregnates 48 hours
No discoloration blisters, falls off, 36% salt acid soak 48 hours without discoloration, blister, fall off, 12% salt acid soak 48 hours is without change
Color blisters, falls off, 10% sodium hydroxide solution impregnate 48 hours without discoloration, blister, fall off；
Resistance to battery electrolyte performance test, electrolyte impregnate 48 hours without discoloration, blister, fall off；
By IEC61007-1994 standard testing insulating properties, the pressure resistance that converts reaches 73KV/mm..
Embodiment 6:
Coating in the present embodiment includes: 70 parts of bisphenol-s epoxy resin, modifying epoxy resin by organosilicon in terms of mass parts
15 parts, 15 parts of novolac epoxy resin, 28 parts of terminal hydroxy group rubber toughening agent, 9.5 parts of modified amine, 1 part of antioxidant, 23 parts of filler,
0.4 part of fumed silica, 1 part of silane coupling agent, 0.5 part of defoaming agent.It is carried out according to the preparation method of above embodiment
Preparation, obtained coating carry out following test:
Heat resistance is tested by GB1035-70, glass transition temperature (Tg) is 225 DEG C；
Acid-proof alkaline test, 98% sulfuric acid impregnate 48 hours without discoloration, blister, fall off, 20% sulfuric acid impregnates 48 hours
No discoloration blisters, falls off, 36% salt acid soak 48 hours without discoloration, blister, fall off, 12% salt acid soak 48 hours is without change
Color blisters, falls off, 10% sodium hydroxide solution impregnate 48 hours without discoloration, blister, fall off；
Resistance to battery electrolyte performance test, electrolyte impregnate 48 hours without discoloration, blister, fall off；
By IEC61007-1994 standard testing insulating properties, the pressure resistance that converts reaches 74KV/mm..
Embodiment 7:
Coating in the present embodiment includes: 75 parts of bisphenol-s epoxy resin, 25 parts of cycloaliphatic epoxy resin in terms of mass parts,
25 parts of silicone rubber resina toughener, 10 parts of dicyandiamide, additive 2,0.8 part of 4- imidazoles, 1 part of antioxidant, 29 parts of filler, gas
0.6 part of aerosil, 1 part of silane coupling agent, 0.5 part of defoaming agent.According to the preparation method system of above embodiment
Standby, obtained coating carries out following test:
Heat resistance is tested by GB1035-70, glass transition temperature (Tg) is 226 DEG C；
Acid-proof alkaline test, 98% sulfuric acid impregnate 48 hours without discoloration, blister, fall off, 20% sulfuric acid impregnates 48 hours
No discoloration blisters, falls off, 36% salt acid soak 48 hours without discoloration, blister, fall off, 12% salt acid soak 48 hours is without change
Color blisters, falls off, 10% sodium hydroxide solution impregnate 48 hours without discoloration, blister, fall off；
Resistance to battery electrolyte performance test, electrolyte impregnate 48 hours without discoloration, blister, fall off；
By IEC61007-1994 standard testing insulating properties, the pressure resistance that converts reaches 75KV/mm..
Comparative example 1:
It include: 100 parts of bisphenol A epoxide resin in terms of mass parts, 25 parts of toughener, curing agent uses 10 parts of dicyandiamide, and 2,
0.8 part of 4- imidazoles, 1 part of antioxidant, 25 parts of filler, 0.5 part of fumed silica, 1 part of silane coupling agent, defoaming agent 0.5
Part.It is prepared according to the preparation method of above embodiment, obtained coating carries out following test:
Heat resistance after solidifying by GB1035-70 testing glue, glass transition temperature (Tg) are 185 DEG C；
Acid-proof alkaline, 98% sulfuric acid impregnate light discolouration in 48 hours, 20% sulfuric acid impregnate 48 hours without discoloration, blistering,
It falls off, the discoloration of 36% salt acid soak 48 hours, the discoloration of 12% salt acid soak 48 hours, it is small that 10% sodium hydroxide solution impregnates 48
When without discoloration, blister, fall off；
Resistance to battery electrolyte performance test, electrolyte, which impregnates 48 hours, to change colour；
By IEC61007-1994 standard testing insulating properties, the pressure resistance that converts reaches 75KV/mm..
Comparative example 2
Certain Japanese import brand coating, for this coating using modified epoxy as base-material, modified amine is curing agent；After spraying
180 DEG C of solidifications, 30 minutes test performances.
Heat resistance after solidifying by GB1035-70 testing glue, glass transition temperature (Tg) are 205 DEG C；
Acid-proof alkaline, 98% sulfuric acid impregnate light discolouration in 48 hours, 20% sulfuric acid impregnate 48 hours without discoloration, blistering,
It falls off, the discoloration of 36% salt acid soak 48 hours, the discoloration of 12% salt acid soak 48 hours, it is small that 10% sodium hydroxide solution impregnates 48
When without discoloration, blister, fall off,
Resistance to battery electrolyte performance test impregnates 48 hours and changes colour；
By IEC61007-1994 standard testing insulating properties, the pressure resistance that converts reaches 73KV/mm..
As can be seen that the coating of various embodiments of the present invention, has beneficial performance from comparative example, specifically, each implement
For the coating of example while meeting resistance to pressure request, the comprehensive performance also corroded with high temperature resistant, electrolyte resistance is suitable for high property
The industry that can be required uses, such as the protection of ternary lithium battery pack.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, embodiment of above is only for interpreting the claims.Right protection scope of the present invention is not limited to illustrate
Book.Anyone skilled in the art within the technical scope of the present disclosure, the variation that can readily occur in or
Replacement, is included within the scope of the present invention.
Claims (10)
1. a kind of high-performance coating, which is characterized in that including following raw material: compound resin 50-100 parts by weight, toughener 10-40
Parts by weight, curing agent 8-20 parts by weight, filler 20-60 parts by weight, additive 1-10 parts by weight, thixotroping regulator 1-5 parts by weight,
Pigment 1-5 parts by weight, the glass transition temperature of the coating not less than 220 degrees Celsius, strong acid-base resistance burn into proof voltage it is not low
In 70KV/mm.
2. high-performance coating according to claim 1, it is characterised in that:
The compound resin includes Resin A and resin B；Wherein
The Resin A selects one of bisphenol A type epoxy resin, bisphenol f type epoxy resin and polyurethane modified epoxy resin
Or it is a variety of；
The resin B selects bisphenol-s epoxy resin, cycloaliphatic epoxy resin, modifying epoxy resin by organosilicon and epoxy novolac
One of resin is a variety of.
3. coating according to claim 1, which is characterized in that the compound resin includes bisphenol-s epoxy resin and alicyclic ring
Race's epoxy resin, alternatively, including bisphenol-s epoxy resin, modifying epoxy resin by organosilicon and novolac epoxy resin.
4. coating according to claim 1, which is characterized in that the toughener selects core shell rubbers, carboxyl end group butyronitrile rubber
One of glue, terminal hydroxy liquid rubber, polysulfide rubber, rubber modified resin are a variety of.
5. coating according to claim 1, which is characterized in that the curing agent select dicyandiamide, polyetheramine, aromatic amine,
One of aliphatic cyclic amine, modified amine, acid anhydrides, modified anhydride, imidazoles, modified imidazole class curing agent are a variety of.
6. coating according to claim 1, which is characterized in that the curing agent selects nano silica, polytetrafluoroethyl-ne
One of alkene, nanometer calcium carbonate, nano aluminium oxide, nano-titanium oxide, nano zircite are a variety of.
7. coating according to claim 1, which is characterized in that the additive selects promotor, antioxidant, coupling
One of agent, defoaming agent, levelling agent are a variety of.
8. coating according to claim 1, which is characterized in that the thixotroping regulator selects fumed silica, swelling
One of soil, polyamide wax are a variety of.
9. coating according to claim 1, which is characterized in that the pigment selects nano carbon black, iron oxide, in chromium oxide
It is one or more.
10. a kind of application of such as described in any item coating of claim 1-9, which is characterized in that the coating is applied to ternary
Lithium battery pack protection.
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Cited By (1)
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