CN107760179A - A kind of metal valve outer surface resistance to compression high temperature resistance diaphragm and preparation method thereof - Google Patents
A kind of metal valve outer surface resistance to compression high temperature resistance diaphragm and preparation method thereof Download PDFInfo
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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
- C09D171/00—Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
- C09D171/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C09D171/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C09D171/12—Polyphenylene oxides
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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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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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Abstract
The invention discloses a kind of metal valve outer surface resistance to compression high temperature resistance diaphragm, one layer of resistance to compression high-temperature-resistant layer is coated with outside metal valve, resistance to compression high-temperature-resistant layer includes resistance to compression layer and high-temperature-resistant layer；Resistance to compression layer includes following several compositions：Methyl acetate：18 20 parts, trichloro ethylene：6 11 parts, styrene：12 19 parts, 2 butanone cyclohexanone：10 15 parts, modifying epoxy resin by organosilicon；12 18 parts, graphite powder：12 19 parts, filler：18 21 parts, plasticizer：11 18 parts, dispersant：39 parts, coalescents：21 22 parts, defoamer：14 19 parts；High-temperature-resistant layer includes following several compositions：Polyphenylene oxide resin powder：21 26 parts, butadiene-styrene rubber：7 11 parts, toluene：17 parts, crosslinking agent：26 parts, coupling agent：8 16 parts, Masterbatch：8 19 parts, carbon fiber powder：11 15 parts, waterglass：8 10 parts, fire retardant：22 24 parts, curing agent：10 19 parts, defoamer：39 parts, the present invention not only increases operating efficiency, and reduces the pollution to environment, reduces production cost, and step is simple, convenient operation.
Description
Technical field
The present invention relates to valve and its processing technique field, and it is resistance to particularly relate to a kind of resistance to compression of metal valve outer surface
High temperature membrane and preparation method thereof.
Background technology
Metal valve is a pith in consersion unit, and metal valve is easily damaged, the damage of parts
It is bad to easily cause scrapping for equipment entirety, scrappage is significantly increased, environmental pollution also result in great threat, to change
It is apt to this situation, reduces scrappage, the present invention proposes a kind of metal valve outer surface resistance to compression high temperature resistance diaphragm and preparation method thereof.
The content of the invention
The shortcomings that technical problems to be solved by the invention are, existed for above prior art proposes a kind of metal valve
Outer surface resistance to compression high temperature resistance diaphragm and preparation method thereof, not only increases operating efficiency, and reduces production cost and damage
Rate, step is simple, convenient operation.
The present invention solve above technical problem technical scheme be：
A kind of metal valve outer surface resistance to compression high temperature resistance diaphragm, including metal valve, metal valve are coated with one layer of resistance to height of resistance to compression outside
Warm layer, resistance to compression high-temperature-resistant layer include resistance to compression layer and high-temperature-resistant layer；
Resistance to compression layer includes following several compositions：Methyl acetate：18-20 parts, trichloro ethylene：6-11 parts, styrene：12-19 parts, 2-
Butanone cyclohexanone：10-15 parts, modifying epoxy resin by organosilicon；12-18 parts, graphite powder：12-19 parts, filler：18-21 parts, increase
Mould agent：11-18 parts, dispersant：3-9 parts, coalescents：21-22 parts, defoamer：14-19 parts；
High-temperature-resistant layer includes following several compositions：Polyphenylene oxide resin powder：21-26 parts, butadiene-styrene rubber：7-11 parts, toluene：1-7 parts,
Crosslinking agent：2-6 parts, coupling agent：8-16 parts, Masterbatch：8-19 parts, carbon fiber powder：11-15 parts, waterglass：8-10 parts are fire-retardant
Agent：22-24 parts, curing agent：10-19 parts, defoamer：3-9 parts.
The technical scheme that further limits of the present invention is：
Foregoing metal valve outer surface resistance to compression high temperature resistance diaphragm, metal valve are coated with one layer of resistance to compression high-temperature-resistant layer outside, and resistance to compression is resistance to
Heat zone includes resistance to compression layer and high-temperature-resistant layer；
Resistance to compression layer includes following several compositions：Methyl acetate：18-20 parts, trichloro ethylene：6 parts, styrene：12 parts, 2- butanone rings
Hexanone：10 parts, modifying epoxy resin by organosilicon；12 parts, graphite powder：12 parts, filler：18 parts, plasticizer：11 parts, dispersant：3
Part, coalescents：21 parts, defoamer：14 parts；
The high-temperature-resistant layer includes following several compositions：Polyphenylene oxide resin powder：21 parts, butadiene-styrene rubber：7 parts, toluene：1 part, crosslinking
Agent：2 parts, coupling agent：8 parts, Masterbatch：8 parts, carbon fiber powder：11 parts, waterglass：8 parts, fire retardant：22 parts, curing agent：10
Part, defoamer：3 parts.
Foregoing metal valve outer surface resistance to compression high temperature resistance diaphragm, metal valve are coated with one layer of resistance to compression high-temperature-resistant layer outside, resist
Pressure high-temperature-resistant layer includes resistance to compression layer and high-temperature-resistant layer；
Resistance to compression layer includes following several compositions：Methyl acetate：20 parts, trichloro ethylene：11 parts, styrene：19 parts, 2- butanone hexamethylenes
Ketone：15 parts, modifying epoxy resin by organosilicon；18 parts, graphite powder：19 parts, filler：21 parts, plasticizer：18 parts, dispersant：9 parts,
Coalescents：22 parts, defoamer：19 parts；
High-temperature-resistant layer includes following several compositions：Polyphenylene oxide resin powder：26 parts, butadiene-styrene rubber：11 parts, toluene：7 parts, crosslinking agent：
6 parts, coupling agent：16 parts, Masterbatch：19 parts, carbon fiber powder：15 parts, waterglass：10 parts, fire retardant：24 parts, curing agent：19
Part, defoamer：9 parts.
Foregoing metal valve outer surface resistance to compression high temperature resistance diaphragm, filler is glass flake；Plasticizer is phthalic acid two
One kind in monooctyl ester, tricresyl phosphate or dibutyl phthalate；Dispersant is stearmide, barium stearate or stearic acid
One kind in zinc；Coalescents are one kind in ethylene glycol ethyl ether, butyl glycol ether, ethylene glycol or propane diols；Defoamer is
One or more in organosilicon, organosiloxane or acid amides；Crosslinking agent is in polyethylene, polyvinyl chloride or haloflex
It is a kind of；Coupling agent is at least one of silane coupler or zirconium class coupling agent；Fire retardant is phosphotriester；Curing agent is diethyl
One or more in alkene triamine, ethylenediamine, triethylene tetramine or dimethylamine propylamine；Defoamer is organosilicon, organosilicon
One or more in oxygen alkane or acid amides.
The preparation method of foregoing metal valve outer surface resistance to compression high temperature resistance diaphragm, specifically includes following steps：
（One）Methyl acetate, trichloro ethylene and styrene are added in dispersion cylinder, control the temperature of dispersion cylinder at 70-80 DEG C,
High-speed stirred is uniform, mixing speed 900-950r/min, and mixing time is to add 2- butanone rings after 65-80min stirrings terminate
Hexanone, modifying epoxy resin by organosilicon, graphite powder, filler and plasticizer, high-speed stirred 90-100min, control dispersion cylinder temperature
Degree is at 85-90 DEG C；；
（Two）Again to step（One）Middle addition dispersant, coalescents and defoamer, stir, you can obtain at normal temperatures
Resistance to compression layer is stand-by；
（Three）Polyphenylene oxide resin powder, butadiene-styrene rubber and toluene are added in mixer and are stirred, stirs 85-95min, stirring
Speed is 990-1100r/min, adds crosslinking agent, coupling agent and Masterbatch, stirs 80-90min, is waited after being sufficiently mixed uniformly
Carbon fiber powder, waterglass and fire retardant are added, high-speed stirred 30-35min, mixing speed 800-850r/min, is finally added
Add appropriate curing agent and defoamer that it is stand-by to be filtrated to get high-temperature-resistant layer to suitable viscosity；
（Four）Resistance to compression layer and high-temperature-resistant layer are put into comminutor and are granulated, particle is then put into extrusion molding in extruding machine,
Then the resistance to compression high temperature resistance diaphragm of size needed for being cut into, you can obtain resistance to compression high temperature resistance diaphragm.
It is using technical scheme beneficial effect：The present invention has added one layer of resistance to compression high temperature resistant outside metal valve
Film so that the durability of metal valve is greatly improved, and extends the service life of product, in preparation method, adds
Polyphenylene oxide resin powder is entered so that coating has more preferable adhesive force, is preferably merged with other compositions, improves work effect
Rate, it is time saving and energy saving, it is energy-efficient.
Embodiment
Embodiment 1
The present embodiment provides a kind of metal valve outer surface resistance to compression high temperature resistance diaphragm, including metal valve, is coated with outside metal valve
One layer of resistance to compression high-temperature-resistant layer, resistance to compression high-temperature-resistant layer include resistance to compression layer and high-temperature-resistant layer；
Resistance to compression layer includes following several compositions：Methyl acetate：18-20 parts, trichloro ethylene：6 parts, styrene：12 parts, 2- butanone rings
Hexanone：10 parts, modifying epoxy resin by organosilicon；12 parts, graphite powder：12 parts, filler：18 parts, plasticizer：11 parts, dispersant：3
Part, coalescents：21 parts, defoamer：14 parts；
High-temperature-resistant layer includes following several compositions：Polyphenylene oxide resin powder：21 parts, butadiene-styrene rubber：7 parts, toluene：1 part, crosslinking agent：2
Part, coupling agent：8 parts, Masterbatch：8 parts, carbon fiber powder：11 parts, waterglass：8 parts, fire retardant：22 parts, curing agent：10 parts, disappear
Infusion：3 parts；
Filler is glass flake；Plasticizer is in dioctyl phthalate, tricresyl phosphate or dibutyl phthalate
One kind；Dispersant is one kind in stearmide, barium stearate or zinc stearate；Coalescents are ethylene glycol ethyl ether, second
One kind in glycol butyl ether, ethylene glycol or propane diols；Defoamer is one kind or several in organosilicon, organosiloxane or acid amides
Kind；Crosslinking agent is one kind in polyethylene, polyvinyl chloride or haloflex；Coupling agent is silane coupler or zirconium class coupling agent
At least one of；Fire retardant is phosphotriester；Curing agent is diethylenetriamine, ethylenediamine, triethylene tetramine or dimethylamino
One or more in propylamine；Defoamer is the one or more in organosilicon, organosiloxane or acid amides；
The preparation method of metal valve outer surface resistance to compression high temperature resistance diaphragm, specifically includes following steps：
（One）Methyl acetate, trichloro ethylene and styrene are added in dispersion cylinder, control the temperature of dispersion cylinder at 70 DEG C, at a high speed
Stir, mixing speed 900r/min, mixing time is to add 2- butanone cyclohexanone, organosilicon after 65min stirrings terminate
Modified epoxy, graphite powder, filler and plasticizer, high-speed stirred 90min, control dispersion cylinder temperature is at 85 DEG C；；
（Two）Again to step（One）Middle addition dispersant, coalescents and defoamer, stir, you can obtain at normal temperatures
Resistance to compression layer is stand-by；
（Three）Polyphenylene oxide resin powder, butadiene-styrene rubber and toluene are added in mixer and are stirred, stirs 85min, stirring speed
Spend for 990r/min, add crosslinking agent, coupling agent and Masterbatch, stir 80min, wait and add carbon fiber after being sufficiently mixed uniformly
Powder, waterglass and fire retardant, high-speed stirred 30min, mixing speed 800r/min, finally add appropriate curing agent and
It is stand-by to be filtrated to get high-temperature-resistant layer to suitable viscosity for defoamer；
（Four）Resistance to compression layer and high-temperature-resistant layer are put into comminutor and are granulated, particle is then put into extrusion molding in extruding machine,
Then the resistance to compression high temperature resistance diaphragm of size needed for being cut into, you can obtain resistance to compression high temperature resistance diaphragm.
Embodiment 2
The present embodiment provides a kind of metal valve outer surface resistance to compression high temperature resistance diaphragm, including metal valve, is coated with outside metal valve
One layer of resistance to compression high-temperature-resistant layer, resistance to compression high-temperature-resistant layer include resistance to compression layer and high-temperature-resistant layer；
Resistance to compression layer includes following several compositions：Methyl acetate：20 parts, trichloro ethylene：11 parts, styrene：19 parts, 2- butanone hexamethylenes
Ketone：15 parts, modifying epoxy resin by organosilicon；18 parts, graphite powder：19 parts, filler：21 parts, plasticizer：18 parts, dispersant：9 parts,
Coalescents：22 parts, defoamer：19 parts；
High-temperature-resistant layer includes following several compositions：Polyphenylene oxide resin powder：26 parts, butadiene-styrene rubber：11 parts, toluene：7 parts, crosslinking agent：
6 parts, coupling agent：16 parts, Masterbatch：19 parts, carbon fiber powder：15 parts, waterglass：10 parts, fire retardant：24 parts, curing agent：19
Part, defoamer：9 parts；
Filler is glass flake；Plasticizer is in dioctyl phthalate, tricresyl phosphate or dibutyl phthalate
One kind；Dispersant is one kind in stearmide, barium stearate or zinc stearate；Coalescents are ethylene glycol ethyl ether, second
One kind in glycol butyl ether, ethylene glycol or propane diols；Defoamer is one kind or several in organosilicon, organosiloxane or acid amides
Kind；Crosslinking agent is one kind in polyethylene, polyvinyl chloride or haloflex；Coupling agent is silane coupler or zirconium class coupling agent
At least one of；Fire retardant is phosphotriester；Curing agent is diethylenetriamine, ethylenediamine, triethylene tetramine or dimethylamino
One or more in propylamine；Defoamer is the one or more in organosilicon, organosiloxane or acid amides；
The preparation method of metal valve outer surface resistance to compression high temperature resistance diaphragm, specifically includes following steps：
（One）Methyl acetate, trichloro ethylene and styrene are added in dispersion cylinder, control the temperature of dispersion cylinder at 80 DEG C, at a high speed
Stir, mixing speed 950r/min, mixing time is to add 2- butanone cyclohexanone, organosilicon after 80min stirrings terminate
Modified epoxy, graphite powder, filler and plasticizer, high-speed stirred 100min, control dispersion cylinder temperature is at 90 DEG C；；
（Two）Again to step（One）Middle addition dispersant, coalescents and defoamer, stir, you can obtain at normal temperatures
Resistance to compression layer is stand-by；
（Three）Polyphenylene oxide resin powder, butadiene-styrene rubber and toluene are added in mixer and are stirred, stirs 95min, stirring speed
Spend for 1100r/min, add crosslinking agent, coupling agent and Masterbatch, stir 90min, wait that to add carbon after being sufficiently mixed uniformly fine
Tie up powder, waterglass and fire retardant, high-speed stirred 35min, mixing speed 850r/min, finally add appropriate curing agent with
And it is stand-by to be filtrated to get high-temperature-resistant layer to suitable viscosity for defoamer；
（Four）Resistance to compression layer and high-temperature-resistant layer are put into comminutor and are granulated, particle is then put into extrusion molding in extruding machine,
Then the resistance to compression high temperature resistance diaphragm of size needed for being cut into, you can obtain resistance to compression high temperature resistance diaphragm.
Embodiment 3
The present embodiment provides a kind of metal valve outer surface resistance to compression high temperature resistance diaphragm, including metal valve, is coated with outside metal valve
One layer of resistance to compression high-temperature-resistant layer, resistance to compression high-temperature-resistant layer include resistance to compression layer and high-temperature-resistant layer；
Resistance to compression layer includes following several compositions：Methyl acetate：19 parts, trichloro ethylene：8 parts, styrene：15 parts, 2- butanone hexamethylenes
Ketone：13 parts, modifying epoxy resin by organosilicon；15 parts, graphite powder：14 parts, filler：20 parts, plasticizer：17 parts, dispersant：7 parts,
Coalescents：21 parts, defoamer：16 parts；
High-temperature-resistant layer includes following several compositions：Polyphenylene oxide resin powder：23 parts, butadiene-styrene rubber：8 parts, toluene：6 parts, crosslinking agent：4
Part, coupling agent：12 parts, Masterbatch：15 parts, carbon fiber powder：14 parts, waterglass：9 parts, fire retardant：23 parts, curing agent：15 parts,
Defoamer：6 parts；
Filler is glass flake；Plasticizer is in dioctyl phthalate, tricresyl phosphate or dibutyl phthalate
One kind；Dispersant is one kind in stearmide, barium stearate or zinc stearate；Coalescents are ethylene glycol ethyl ether, second
One kind in glycol butyl ether, ethylene glycol or propane diols；Defoamer is one kind or several in organosilicon, organosiloxane or acid amides
Kind；Crosslinking agent is one kind in polyethylene, polyvinyl chloride or haloflex；Coupling agent is silane coupler or zirconium class coupling agent
At least one of；Fire retardant is phosphotriester；Curing agent is diethylenetriamine, ethylenediamine, triethylene tetramine or dimethylamino
One or more in propylamine；Defoamer is the one or more in organosilicon, organosiloxane or acid amides；
The preparation method of metal valve outer surface resistance to compression high temperature resistance diaphragm, specifically includes following steps：
（One）Methyl acetate, trichloro ethylene and styrene are added in dispersion cylinder, control the temperature of dispersion cylinder at 75 DEG C, at a high speed
Stir, mixing speed 920r/min, mixing time is to add 2- butanone cyclohexanone, organosilicon after 70min stirrings terminate
Modified epoxy, graphite powder, filler and plasticizer, high-speed stirred 95min, control dispersion cylinder temperature is at 87 DEG C；；
（Two）Again to step（One）Middle addition dispersant, coalescents and defoamer, stir, you can obtain at normal temperatures
Resistance to compression layer is stand-by；
（Three）Polyphenylene oxide resin powder, butadiene-styrene rubber and toluene are added in mixer and are stirred, stirs 90min, stirring speed
Spend for 1000r/min, add crosslinking agent, coupling agent and Masterbatch, stir 85min, wait that to add carbon after being sufficiently mixed uniformly fine
Tie up powder, waterglass and fire retardant, high-speed stirred 32min, mixing speed 830r/min, finally add appropriate curing agent with
And it is stand-by to be filtrated to get high-temperature-resistant layer to suitable viscosity for defoamer；
（Four）Resistance to compression layer and high-temperature-resistant layer are put into comminutor and are granulated, particle is then put into extrusion molding in extruding machine,
Then the resistance to compression high temperature resistance diaphragm of size needed for being cut into, you can obtain resistance to compression high temperature resistance diaphragm.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape
Into technical scheme, all fall within the protection domains of application claims.
Claims (5)
1. a kind of metal valve outer surface resistance to compression high temperature resistance diaphragm, including metal valve, it is characterised in that：The metal valve applies outside
One layer of resistance to compression high-temperature-resistant layer is covered with, the resistance to compression high-temperature-resistant layer includes resistance to compression layer and high-temperature-resistant layer；
The resistance to compression layer includes following several compositions：Methyl acetate：18-20 parts, trichloro ethylene：6-11 parts, styrene：12-19
Part, 2- butanone cyclohexanone：10-15 parts, modifying epoxy resin by organosilicon；12-18 parts, graphite powder：12-19 parts, filler：18-21
Part, plasticizer：11-18 parts, dispersant：3-9 parts, coalescents：21-22 parts, defoamer：14-19 parts；
The high-temperature-resistant layer includes following several compositions：Polyphenylene oxide resin powder：21-26 parts, butadiene-styrene rubber：7-11 parts, toluene：1-
7 parts, crosslinking agent：2-6 parts, coupling agent：8-16 parts, Masterbatch：8-19 parts, carbon fiber powder：11-15 parts, waterglass：8-10 parts,
Fire retardant：22-24 parts, curing agent：10-19 parts, defoamer：3-9 parts.
2. resistance to compression high temperature resistance diaphragm in metal valve outer surface according to claim 1, it is characterised in that：Outside the metal valve
Coated with one layer of resistance to compression high-temperature-resistant layer, the resistance to compression high-temperature-resistant layer includes resistance to compression layer and high-temperature-resistant layer；
The resistance to compression layer includes following several compositions：Methyl acetate：18-20 parts, trichloro ethylene：6 parts, styrene：12 parts, 2- fourths
Ketone cyclohexanone：10 parts, modifying epoxy resin by organosilicon；12 parts, graphite powder：12 parts, filler：18 parts, plasticizer：11 parts, disperse
Agent：3 parts, coalescents：21 parts, defoamer：14 parts；
The high-temperature-resistant layer includes following several compositions：Polyphenylene oxide resin powder：21 parts, butadiene-styrene rubber：7 parts, toluene：1 part, crosslinking
Agent：2 parts, coupling agent：8 parts, Masterbatch：8 parts, carbon fiber powder：11 parts, waterglass：8 parts, fire retardant：22 parts, curing agent：10
Part, defoamer：3 parts.
3. resistance to compression high temperature resistance diaphragm in metal valve outer surface according to claim 1, it is characterised in that：Outside the metal valve
Coated with one layer of resistance to compression high-temperature-resistant layer, the resistance to compression high-temperature-resistant layer includes resistance to compression layer and high-temperature-resistant layer；
The resistance to compression layer includes following several compositions：Methyl acetate：20 parts, trichloro ethylene：11 parts, styrene：19 parts, 2- butanone
Cyclohexanone：15 parts, modifying epoxy resin by organosilicon；18 parts, graphite powder：19 parts, filler：21 parts, plasticizer：18 parts, dispersant：
9 parts, coalescents：22 parts, defoamer：19 parts；
The high-temperature-resistant layer includes following several compositions：Polyphenylene oxide resin powder：26 parts, butadiene-styrene rubber：11 parts, toluene：7 parts, hand over
Join agent：6 parts, coupling agent：16 parts, Masterbatch：19 parts, carbon fiber powder：15 parts, waterglass：10 parts, fire retardant：24 parts, solidification
Agent：19 parts, defoamer：9 parts.
4. resistance to compression high temperature resistance diaphragm in metal valve outer surface according to claim 1, it is characterised in that：Described filler is glass
Glass scale；Described plasticizer is one kind in dioctyl phthalate, tricresyl phosphate or dibutyl phthalate；
Described dispersant is one kind in stearmide, barium stearate or zinc stearate；Described coalescents are ethylene glycol ethyl ethers
One kind in ether, butyl glycol ether, ethylene glycol or propane diols；Described defoamer is in organosilicon, organosiloxane or acid amides
One or more；Described crosslinking agent is one kind in polyethylene, polyvinyl chloride or haloflex；Described coupling agent is
At least one of silane coupler or zirconium class coupling agent；Described fire retardant is phosphotriester；Described curing agent is diethyl
One or more in alkene triamine, ethylenediamine, triethylene tetramine or dimethylamine propylamine；Described defoamer be organosilicon,
One or more in organosiloxane or acid amides.
5. the preparation method of resistance to compression high temperature resistance diaphragm in metal valve outer surface according to claim 1, it is characterised in that specific
Comprise the following steps：
（One）Methyl acetate, trichloro ethylene and styrene are added in dispersion cylinder, control the temperature of dispersion cylinder at 70-80 DEG C,
High-speed stirred is uniform, mixing speed 900-950r/min, and mixing time is to add 2- butanone rings after 65-80min stirrings terminate
Hexanone, modifying epoxy resin by organosilicon, graphite powder, filler and plasticizer, high-speed stirred 90-100min, control dispersion cylinder temperature
Degree is at 85-90 DEG C；；
（Two）Again to step（One）Middle addition dispersant, coalescents and defoamer, stir, you can obtain at normal temperatures
Resistance to compression layer is stand-by；
（Three）Polyphenylene oxide resin powder, butadiene-styrene rubber and toluene are added in mixer and are stirred, stirs 85-95min, stirring
Speed is 990-1100r/min, adds crosslinking agent, coupling agent and Masterbatch, stirs 80-90min, is waited after being sufficiently mixed uniformly
Carbon fiber powder, waterglass and fire retardant are added, high-speed stirred 30-35min, mixing speed 800-850r/min, is finally added
Add appropriate curing agent and defoamer that it is stand-by to be filtrated to get high-temperature-resistant layer to suitable viscosity；
（Four）Resistance to compression layer and high-temperature-resistant layer are put into comminutor and are granulated, particle is then put into extrusion molding in extruding machine,
Then the resistance to compression high temperature resistance diaphragm of size needed for being cut into, you can obtain resistance to compression high temperature resistance diaphragm.
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| WO2020097423A1 (en) * | 2018-11-08 | 2020-05-14 | Eastman Chemical Company | Plasticizer blends |
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