CN106916563A - Flame retardant type silicone structure sealant - Google Patents
Flame retardant type silicone structure sealant Download PDFInfo
- Publication number
- CN106916563A CN106916563A CN201710258277.8A CN201710258277A CN106916563A CN 106916563 A CN106916563 A CN 106916563A CN 201710258277 A CN201710258277 A CN 201710258277A CN 106916563 A CN106916563 A CN 106916563A
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- parts
- flame retardant
- type silicone
- retardant type
- structure sealant
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- Pending
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 37
- 239000000565 sealant Substances 0.000 title claims abstract description 27
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229920001296 polysiloxane Polymers 0.000 title claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 17
- 239000007822 coupling agent Substances 0.000 claims abstract description 12
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims abstract description 12
- 239000011256 inorganic filler Substances 0.000 claims abstract description 12
- 229910003475 inorganic filler Inorganic materials 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 12
- 239000004014 plasticizer Substances 0.000 claims abstract description 12
- 229920005573 silicon-containing polymer Polymers 0.000 claims abstract description 12
- 239000002250 absorbent Substances 0.000 claims abstract description 11
- 230000002745 absorbent Effects 0.000 claims abstract description 11
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 11
- 239000003054 catalyst Substances 0.000 claims abstract description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 7
- 229920000570 polyether Polymers 0.000 claims description 7
- 229920002545 silicone oil Polymers 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- -1 aminopropyl Chemical group 0.000 claims description 6
- HGRNRWNRNVPVMM-UHFFFAOYSA-N benzene-1,3-diol;benzoic acid Chemical compound OC1=CC=CC(O)=C1.OC(=O)C1=CC=CC=C1 HGRNRWNRNVPVMM-UHFFFAOYSA-N 0.000 claims description 5
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 4
- ARYZCSRUUPFYMY-UHFFFAOYSA-N methoxysilane Chemical compound CO[SiH3] ARYZCSRUUPFYMY-UHFFFAOYSA-N 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- 125000003545 alkoxy group Chemical group 0.000 claims description 3
- FPCJKVGGYOAWIZ-UHFFFAOYSA-N butan-1-ol;titanium Chemical compound [Ti].CCCCO.CCCCO.CCCCO.CCCCO FPCJKVGGYOAWIZ-UHFFFAOYSA-N 0.000 claims description 3
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 3
- 239000000347 magnesium hydroxide Substances 0.000 claims description 3
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 3
- 125000005375 organosiloxane group Chemical group 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- CPUDPFPXCZDNGI-UHFFFAOYSA-N triethoxy(methyl)silane Chemical compound CCO[Si](C)(OCC)OCC CPUDPFPXCZDNGI-UHFFFAOYSA-N 0.000 claims description 3
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 2
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 2
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 claims description 2
- 238000002454 metastable transfer emission spectrometry Methods 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims 1
- 229910052787 antimony Inorganic materials 0.000 claims 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 claims 1
- 239000012530 fluid Substances 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- SJECZPVISLOESU-UHFFFAOYSA-N 3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN SJECZPVISLOESU-UHFFFAOYSA-N 0.000 description 3
- 150000001335 aliphatic alkanes Chemical class 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 229910000410 antimony oxide Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical group [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical group CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- OBNDGIHQAIXEAO-UHFFFAOYSA-N [O].[Si] Chemical compound [O].[Si] OBNDGIHQAIXEAO-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- LUZSPGQEISANPO-UHFFFAOYSA-N butyltin Chemical compound CCCC[Sn] LUZSPGQEISANPO-UHFFFAOYSA-N 0.000 description 1
- 238000010382 chemical cross-linking Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- PYBNTRWJKQJDRE-UHFFFAOYSA-L dodecanoate;tin(2+) Chemical compound [Sn+2].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O PYBNTRWJKQJDRE-UHFFFAOYSA-L 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006253 efflorescence Methods 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000004590 silicone sealant Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
Classifications
-
- 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
- C09J183/00—Adhesives based on 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; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
- C09J183/06—Polysiloxanes containing silicon bound to oxygen-containing groups
-
- 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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- 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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- 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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention discloses a kind of flame retardant type silicone structure sealant, it is prepared from by the composition of following mass fractions：3 ~ 15 parts of hydroxy-end capped 80 ~ 120 parts of dimethyl silicone polymer, 50 ~ 100 parts of fire retardant, 10 ~ 30 parts of coupling agent, 50 ~ 80 parts of inorganic filler, 10 ~ 30 parts of plasticizer, 5 ~ 8 parts of catalyst, 10 ~ 20 parts of ultraviolet-resistant absorbent, 5 ~ 10 parts of levelling agent and crosslinking agent.The present invention makes obtained fluid sealant have an excellent fire resistance using rational formula, and ageing-resistant, easy to process, steady quality, with low cost.
Description
Technical field
The present invention relates to macromolecular structure fluid sealant technical field, more particularly to a kind of flame retardant type silicone structure sealant
Glue.
Background technology
It is a kind of flowing or the unsetting material that can be squeezed when fluid sealant is used, energy pointing closure seam can be by dry
Dry, temperature change, solvent volatilization, chemical crosslinking and base material stabilization are bonded, and gradually sizing turns into plasticity solid-state, viscoelastic state or bullet
Property encapsulant.To ensure sealing function, fluid sealant should possess following fundamental characteristics：Good pointing, squeezing application property, storage
Stabilization, nontoxic or low toxicity evil；To the medium hypotonicity such as liquid, gas；Seam displacement can be born and deformed with stretching motion；
After undergoing repeated deformation in the joint, can guarantee that and be thus capable of sufficiently recovering its performance and shape；There is sufficient intensity, can meet with stresses；With connect
Seam basal plane bonds stabilization, not peeling-off and degumming；Do not overbated under high temperature, not embrittlement under low temperature；Weatherability, not efflorescence,
Cracking, dissolving or excess shrinkage, there is enough life-spans；There is particular characteristic when specific occasion uses, such as：Wear-resisting, puncture resistant, corrosion resistant
Erosion, anti-rolling, it is non-ignitable, do not pollute, insulate or conduction etc..
Various electric equipments are more and more in society now, and the use of corresponding electronic component is also more and more.Equipment
Also more come accurate, the power of large scale equipment and heating are increasing.Therefore bonding for electronic component and circuit board, sealing
It is required that also more and more higher.Especially flame-retardancy requirements more and more higher of the big large scale equipment of caloric value to fluid sealant.On the market
Flame retardant type silicone sealant, species is various, and quality is uneven, and the overwhelming majority does not have good flame retardant effect.
The content of the invention
The present invention solves the technical problem of providing a kind of flame retardant type silicone structure sealant, with excellent fire-retardant
Performance, ageing-resistant, easy to process, steady quality advantage.
In order to solve the above technical problems, one aspect of the present invention is：
A kind of flame retardant type silicone structure sealant is provided, is prepared from by the composition of following mass fractions：Hydroxy-end capped
80 ~ 120 parts of dimethyl silicone polymer, 50 ~ 100 parts of fire retardant, 10 ~ 30 parts of coupling agent, 50 ~ 80 parts of inorganic filler, plasticizer 10 ~
3 ~ 15 parts of 30 parts, 5 ~ 8 parts of catalyst, 10 ~ 20 parts of ultraviolet-resistant absorbent, 5 ~ 10 parts of levelling agent and crosslinking agent.
In a preferred embodiment of the present invention, the viscosity of the dimethyl silicone polymer is 10000 ~ 50000 Pas.
In a preferred embodiment of the present invention, the fire retardant is antimony oxide, magnesium hydroxide, aluminium hydroxide and silicon
The mixture of one or more in flame retardant.
In a preferred embodiment of the present invention, the coupling agent be aminopropyl trimethoxysilane or the second of mercapto propyl group three/
Methoxy silane.
In a preferred embodiment of the present invention, the inorganic filler is the calcium carbonate of the Nano grade being modified by surface
Or gas-phase silica.
In a preferred embodiment of the present invention, the plasticizer is methyl-silicone oil of the viscosity in 0.01-0.1Pas
Or alkoxyl silicone oil.
In a preferred embodiment of the present invention, the catalyst is isopropyl titanate, butyl titanate or tin dilaurate two
Butyl tin.
In a preferred embodiment of the present invention, the crosslinking agent is MTMS, methyltriethoxy silane
One or more in alkane, vinyltrimethoxy silane and phenyltrimethoxysila,e of mixture.
In a preferred embodiment of the present invention, the levelling agent is viscosity for the polyether polyester of 100 ~ 500 Pas changes
Property organosiloxane or alkyl-modified organosiloxane.
In a preferred embodiment of the present invention, the ultraviolet-resistant absorbent is single benzoic acid resorcinol.
The beneficial effects of the invention are as follows：Flame retardant type silicone structure sealant of the present invention, using rational formula, makes obtained
Fluid sealant has an excellent fire resistance, and ageing-resistant, easy to process, steady quality, with low cost.
Specific embodiment
Presently preferred embodiments of the present invention is described in detail below so that advantages and features of the invention can be easier to by
It will be appreciated by those skilled in the art that apparent clearly being defined so as to be made to protection scope of the present invention.
Embodiment 1：A kind of flame retardant type silicone structure sealant, is prepared from by the composition of following mass fractions：Hydroxyl
100 parts of the dimethyl silicone polymer of base end-blocking, 80 parts of fire retardant, 20 parts of coupling agent, 60 parts of inorganic filler, 20 parts of plasticizer, urge
8 parts of 6 parts of agent, 15 parts of ultraviolet-resistant absorbent, 8 parts of levelling agent and crosslinking agent.
The viscosity of the dimethyl silicone polymer is 10000 ~ 50000 Pas, and the fire retardant is antimony oxide, institute
Coupling agent is stated for aminopropyl trimethoxysilane, the inorganic filler is the calcium carbonate of the Nano grade being modified by surface, institute
It is methyl-silicone oil of the viscosity in 0.01-0.1Pas to state plasticizer, and the catalyst is dibutyl tin laurate, the friendship
Connection agent is MTMS, and the levelling agent is that viscosity is the polyether polyester modified organic silicon oxygen of 100 ~ 500 Pas
Alkane, the ultraviolet-resistant absorbent is single benzoic acid resorcinol.
Embodiment 2：A kind of flame retardant type silicone structure sealant, is prepared from by the composition of following mass fractions：Hydroxyl
120 parts of the dimethyl silicone polymer of base end-blocking, 80 parts of fire retardant, 30 parts of coupling agent, 80 parts of inorganic filler, 20 parts of plasticizer, urge
12 parts of 8 parts of agent, 20 parts of ultraviolet-resistant absorbent, 8 parts of levelling agent and crosslinking agent.
The viscosity of the dimethyl silicone polymer is 10000 ~ 50000 Pas, and the fire retardant is magnesium hydroxide and hydrogen
The mixture of aluminum oxide, the coupling agent is three second of mercapto propyl group/methoxy silane, and the inorganic filler is to be modified by surface
The gas-phase silica of Nano grade, the plasticizer is alkoxyl silicone oil of the viscosity in 0.01-0.1Pas, the catalyst
It is isopropyl titanate, the crosslinking agent is MTES, the levelling agent is that viscosity is the alkane of 100 ~ 500 Pas
Base azo polyether polyeste, the ultraviolet-resistant absorbent is single benzoic acid resorcinol.
Embodiment 3：A kind of flame retardant type silicone structure sealant, is prepared from by the composition of following mass fractions：Hydroxyl
80 parts of the dimethyl silicone polymer of base end-blocking, 100 parts of fire retardant, 25 parts of coupling agent, 60 parts of inorganic filler, 20 parts of plasticizer, urge
10 parts of 5 parts of agent, 15 parts of ultraviolet-resistant absorbent, 6 parts of levelling agent and crosslinking agent.
The viscosity of the dimethyl silicone polymer is 10000 ~ 50000 Pas, and the fire retardant is silicon-series five-retardant, institute
Coupling agent is stated for aminopropyl trimethoxysilane, the inorganic filler is the calcium carbonate of the Nano grade being modified by surface, institute
It is methyl-silicone oil of the viscosity in 0.01-0.1Pas to state plasticizer, and the catalyst is butyl titanate, and the crosslinking agent is second
Alkenyl trimethoxy silane, the levelling agent is that viscosity is the polyether polyester azo polyether polyeste of 100 ~ 500 Pas, described
Ultraviolet-resistant absorbent is single benzoic acid resorcinol.
Flame retardant type silicone structure sealant in any of the above-described embodiment, is prepared from by following preparation processes：Press
Raw material is weighed up according to formulation weight, stirring is mixed during hydroxy-end capped dimethyl silicone polymer and fire retardant first are added into homogenizer
Close uniform, then add coupling agent, vacuumize and stir, add inorganic filler, plasticizer, catalyst, uvioresistant suction
Agent, levelling agent and crosslinking agent are received, is sufficiently stirred for, prepared product in twin-screw mixer extruder is passed through after being well mixed.
Embodiments of the invention are the foregoing is only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, is included within the scope of the present invention.
Claims (10)
1. a kind of flame retardant type silicone structure sealant, it is characterised in that be prepared from by the composition of following mass fractions：Hydroxyl
Base end-blocking 80 ~ 120 parts of dimethyl silicone polymer, 50 ~ 100 parts of fire retardant, 10 ~ 30 parts of coupling agent, 50 ~ 80 parts of inorganic filler,
3 ~ 15 parts of 10 ~ 30 parts of plasticizer, 5 ~ 8 parts of catalyst, 10 ~ 20 parts of ultraviolet-resistant absorbent, 5 ~ 10 parts of levelling agent and crosslinking agent.
2. flame retardant type silicone structure sealant according to claim 1, it is characterised in that the dimethyl silicone polymer
Viscosity is 10000 ~ 50000 Pas.
3. flame retardant type silicone structure sealant according to claim 1, it is characterised in that the fire retardant is three oxidations two
The mixture of one or more in antimony, magnesium hydroxide, aluminium hydroxide and silicon-series five-retardant.
4. flame retardant type silicone structure sealant according to claim 1, it is characterised in that the coupling agent is aminopropyl three
Methoxy silane or mercapto propyl group three second/methoxy silane.
5. flame retardant type silicone structure sealant according to claim 1, it is characterised in that the inorganic filler is by table
The calcium carbonate or gas-phase silica of the modified Nano grade in face.
6. flame retardant type silicone structure sealant according to claim 1, it is characterised in that the plasticizer exists for viscosity
The methyl-silicone oil or alkoxyl silicone oil of 0.01-0.1Pas.
7. flame retardant type silicone structure sealant according to claim 1, it is characterised in that the catalyst is metatitanic acid isopropyl
Ester, butyl titanate or dibutyl tin laurate.
8. flame retardant type silicone structure sealant according to claim 1, it is characterised in that the crosslinking agent is methyl trimethoxy
One or more in TMOS, MTES, vinyltrimethoxy silane and phenyltrimethoxysila,e
Mixture.
9. flame retardant type silicone structure sealant according to claim 1, it is characterised in that the levelling agent is for viscosity
The polyether polyester azo polyether polyeste or alkyl-modified organosiloxane of 100 ~ 500 Pas.
10. flame retardant type silicone structure sealant according to claim 1, it is characterised in that the ultraviolet-resistant absorbent
It is single benzoic acid resorcinol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710258277.8A CN106916563A (en) | 2017-04-19 | 2017-04-19 | Flame retardant type silicone structure sealant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710258277.8A CN106916563A (en) | 2017-04-19 | 2017-04-19 | Flame retardant type silicone structure sealant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106916563A true CN106916563A (en) | 2017-07-04 |
Family
ID=59567377
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710258277.8A Pending CN106916563A (en) | 2017-04-19 | 2017-04-19 | Flame retardant type silicone structure sealant |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108795370A (en) * | 2018-06-28 | 2018-11-13 | 芜湖市棠华建材科技有限公司 | Room temperature curing flame-proof silicone sealant |
| CN108977165A (en) * | 2018-06-28 | 2018-12-11 | 芜湖市棠华建材科技有限公司 | Fireproofing flame retardant sealant |
| CN109456600A (en) * | 2018-10-18 | 2019-03-12 | 英克化工科技（太仓）有限公司 | Flame retardant silica gel foam and its production method |
| CN110003844A (en) * | 2019-04-24 | 2019-07-12 | 陈果 | A kind of preparation method of ceramic fire prevention silicone sealant |
| CN113388361A (en) * | 2021-06-10 | 2021-09-14 | 东莞市拜尔电子材料有限公司 | Low-cost low-wiredrawing flame-retardant power glue |
| CN115926735A (en) * | 2022-12-23 | 2023-04-07 | 杭州之江有机硅化工有限公司 | A low-density flowing flame-retardant sealant and preparation method thereof |
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|---|---|---|---|---|
| CN1865383A (en) * | 2006-06-23 | 2006-11-22 | 陈世龙 | Flame-proof silicone sealant for electronics and its production method |
| CN101629063A (en) * | 2009-08-24 | 2010-01-20 | 陈世龙 | Expanding type flame-resistant silicone sealant and preparation method thereof |
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| CN108795370A (en) * | 2018-06-28 | 2018-11-13 | 芜湖市棠华建材科技有限公司 | Room temperature curing flame-proof silicone sealant |
| CN108977165A (en) * | 2018-06-28 | 2018-12-11 | 芜湖市棠华建材科技有限公司 | Fireproofing flame retardant sealant |
| CN109456600A (en) * | 2018-10-18 | 2019-03-12 | 英克化工科技（太仓）有限公司 | Flame retardant silica gel foam and its production method |
| CN109456600B (en) * | 2018-10-18 | 2021-04-02 | 英克化工科技（太仓）有限公司 | Flame-retardant silica gel foam and production method thereof |
| CN110003844A (en) * | 2019-04-24 | 2019-07-12 | 陈果 | A kind of preparation method of ceramic fire prevention silicone sealant |
| CN110003844B (en) * | 2019-04-24 | 2021-09-24 | 南通佰昂密封科技有限公司 | Preparation method of ceramic fireproof silicone sealant |
| CN113388361A (en) * | 2021-06-10 | 2021-09-14 | 东莞市拜尔电子材料有限公司 | Low-cost low-wiredrawing flame-retardant power glue |
| CN115926735A (en) * | 2022-12-23 | 2023-04-07 | 杭州之江有机硅化工有限公司 | A low-density flowing flame-retardant sealant and preparation method thereof |
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