CN106750653A - A kind of heat-resisting high tenacity anti-corrosion modified rubber seal and preparation method thereof - Google Patents
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a kind of heat-resisting high tenacity anti-corrosion modified rubber seal, its raw material includes nitrile rubber, butadiene rubber, fluorubber, epoxy acrylic resin, modified chlorinated rubber, coumarone indene resin, low density polyethylene (LDPE), ethylene propylene diene rubber, sulphur, polyacetals, chlorinated paraffin, styrene, dimethicone, Firebrake ZB, isocyanates, nano-graphite, carbon black, blanc fixe, nano-aluminum hydroxide, polyphosphoric acids aluminium, nano silicon, nano-ceramic powder, aramid fiber, silane coupler KH 570, kodalk, Tween 80, APP, polysiloxanes, odium stearate, neopelex and antioxidant.The present invention also proposes a kind of preparation method of above-mentioned heat-resisting high tenacity anti-corrosion modified rubber seal.The rubber seal toughness that the present invention is prepared is high, and heat resistance and anti-corrosive properties are good.
Description
Technical field
The present invention relates to rubber seal field, more particularly to a kind of heat-resisting high tenacity anti-corrosion modified rubber seal and its
Preparation method.
Background technology
Rubber seal is that a class general basic element rubber seal in sealing device extensively should in Sealing Technology
One class rubber.Because it has elastic modelling quantity very small, elongation is high, the advantage of resistance to gas permeability and it is generally applicable
In in various plant equipment.
The demand when heat resistance and toughness of rubber seal of the prior art cannot meet actually used, therefore urgently
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal need to be designed to solve the problems of the prior art.
The content of the invention
To solve technical problem present in background technology, the present invention proposes that a kind of heat-resisting high tenacity anti-corrosion modified rubber is close
Sealing and preparation method thereof, the rubber seal toughness for preparing is high, and heat resistance and anti-corrosive properties are good.
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal proposed by the present invention, its raw material includes by weight：Butyronitrile
Rubber 60-90 parts, butadiene rubber 10-40 parts, fluorubber 5-15 parts, epoxy acrylic resin 85-90 parts, modified chlorinated rubber
10-15 parts, coumarone indene resin 1-5 parts, low density polyethylene (LDPE) 2-6 parts, ethylene propylene diene rubber 1-4 parts, sulphur 2-5 parts, polyacetals
1-6 parts, chlorinated paraffin 1-4 parts, styrene 3-5 parts, dimethicone 2-4 parts, Firebrake ZB 1-5 parts, isocyanates 3-8 parts, receive
Meter Shi Mo 2-6 parts, carbon black 3-6 parts, blanc fixe 4-8 parts, nano-aluminum hydroxide 4-8 parts, 1-5 parts of polyphosphoric acids aluminium, nanometer two
Silica 2-5 parts, nano-ceramic powder 3-5 parts, aramid fiber 3-9 parts, Silane coupling reagent KH-570 2-6 parts, kodalk 2-8
Part, Tween-80 1-4 parts, APP 2-4 parts, polysiloxanes 1-6 parts, odium stearate 2-6 parts, neopelex 1-
4 parts, antioxidant 1-4 parts.
Preferably, modified chlorinated rubber is prepared by following technique：Chlorinated rubber and deionized water are mixed, Ran Housheng
Temperature is subsequently adding salt acid for adjusting pH to 2-3 to 90-95 DEG C, is subsequently added into formaldehyde, is warming up to 95-100 DEG C, is incubated 60-80min,
Then pH is adjusted to 7-8 with sodium hydroxide solution, be subsequently added into urea and melamine, be cooled to 80-85 DEG C, be incubated 40-
60min, continues cool to 50-60 DEG C, and discharging is cooled to room temperature and obtains modified chlorinated rubber.
Preferably, in the preparation technology of modified chlorinated rubber, chlorinated rubber, deionized water, formaldehyde, urea and melamine
Weight ratio be 1-3：2-5：1-3：2-4：3-5.
Preferably, nano-ceramic powder is by nano-silicon nitride, nano aluminum nitride, Nano titanium nitride, nm-class boron nitride and nanometer
Carborundum is by weight 1-3：2-5：3-6：2-4：1-3 is mixed.
Preferably, its raw material includes by weight：Nitrile rubber 65-85 parts, butadiene rubber 15-35 parts, fluorubber 8-12
Part, epoxy acrylic resin 86-89 parts, modified chlorinated rubber 11-14 parts, coumarone indene resin 2-4 parts, low density polyethylene (LDPE) 3-5
Part, ethylene propylene diene rubber 2-3 parts, sulphur 3-4 parts, polyacetals 2-5 parts, chlorinated paraffin 2-3 parts, styrene 3.5-4.5 parts, diformazan
2.5-3.5 parts of base silicone oil, Firebrake ZB 2-4 parts, isocyanates 4-7 parts, nano-graphite 3-5 parts, carbon black 4-5 parts, blanc fixe 5-7
Part, nano-aluminum hydroxide 5-7 part, 2-4 parts of polyphosphoric acids aluminium, nano silicon 3-4 parts, nano-ceramic powder 3.5-4.5 parts, it is fragrant
4-8 parts of synthetic fibre fiber, Silane coupling reagent KH-570 3-5 parts, kodalk 3-7 parts, Tween-80 2-3 parts, APP 2.5-
3.5 parts, polysiloxanes 2-5 parts, odium stearate 3-5 parts, neopelex 2-3 parts, antioxidant 2-3 parts.
Preferably, its raw material includes by weight：75 parts of nitrile rubber, 25 parts of butadiene rubber, 10 parts of fluorubber, epoxy third
87.5 parts of olefin(e) acid resin, 12.5 parts of modified chlorinated rubber, 3 parts of coumarone indene resin, 4 parts of low density polyethylene (LDPE), ethylene propylene diene rubber
2.5 parts, 3.5 parts of sulphur, 3.5 parts of polyacetals, 2.5 parts of chlorinated paraffin, 4 parts of styrene, 3 parts of dimethicone, 3 parts of Firebrake ZB,
5.5 parts of isocyanates, 4 parts of nano-graphite, 4.5 parts of carbon black, 6 parts of blanc fixe, 6 parts of nano-aluminum hydroxide, polyphosphoric acids aluminium 3
Part, 3.5 parts of nano silicon, 4 parts of nano-ceramic powder, 6 parts of aramid fiber, 4 parts of Silane coupling reagent KH-570, kodalk 5
Part, 2.5 parts of Tween-80,3 parts of APP, 3.5 parts of polysiloxanes, 4 parts of odium stearate, 2.5 parts of neopelex,
2.5 parts of antioxidant.
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal preparation method of the invention, comprises the following steps：
S1, mill is warming up to 165-170 DEG C, then by nitrile rubber, butadiene rubber, fluorubber, epoxy acrylic
The blending of resin, modified chlorinated rubber, coumarone indene resin, low density polyethylene (LDPE) and ethylene propylene diene rubber, then adds sulphur, bunching
Aldehyde, chlorinated paraffin, styrene, dimethicone, Firebrake ZB, isocyanates, nano-graphite, carbon black, blanc fixe, nanometer hydrogen-oxygen
Change aluminium, polyphosphoric acids aluminium, nano silicon, nano-ceramic powder, aramid fiber, Silane coupling reagent KH-570, kodalk, tell
Temperature -80, APP, polysiloxanes, odium stearate, neopelex and antioxidant, by bag roller, eat powder, turn refining,
It is cooled to room temperature and obtains material a；
S2, material a is parked 22-26h after carry out vulcanizing treatment, be cooled to room temperature and obtain the modified rubber of heat-resisting high tenacity anti-corrosion
Glue seal.
Preferably, in S2, the temperature of vulcanizing treatment is 175-185 DEG C, and the time of vulcanizing treatment is 4-6min, vulcanizing treatment
Pressure be 8-12Mpa.
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal of the invention, its raw material include nitrile rubber, butadiene rubber,
Fluorubber, epoxy acrylic resin, modified chlorinated rubber, coumarone indene resin, low density polyethylene (LDPE), ethylene propylene diene rubber, sulphur,
Polyacetals, chlorinated paraffin, styrene, dimethicone, Firebrake ZB, isocyanates, nano-graphite, carbon black, blanc fixe, nanometer
Aluminium hydroxide, polyphosphoric acids aluminium, nano silicon, nano-ceramic powder, aramid fiber, Silane coupling reagent KH-570, metaboric acid
Sodium, Tween-80, APP, polysiloxanes, odium stearate, neopelex and antioxidant.Wherein with butyronitrile rubber
Glue, butadiene rubber, fluorubber, epoxy acrylic resin, modified chlorinated rubber, coumarone indene resin, low density polyethylene (LDPE) and ternary
EP rubbers is base-material, with sulphur, polyacetals, chlorinated paraffin, styrene, dimethicone, isocyanates, silane coupler
KH-570, kodalk, Tween-80, APP, polysiloxanes, odium stearate, neopelex and antioxidant are made
It is auxiliary agent, using the cooperation of base-material, auxiliary agent and filler, the rubber seal for preparing has excellent heat-resisting and toughness.Its
The modified chlorinated rubber of middle addition using formaldehyde, is urinated with chlorinated rubber, deionized water, formaldehyde, urea and melamine as raw material
Element and melamine are modified to chlorinated rubber, and the modified chlorinated rubber for preparing has excellent heat resistance and tough
Property.The nano-ceramic powder of addition is by nano-silicon nitride, nano aluminum nitride, Nano titanium nitride, nm-class boron nitride and nanometer silicon carbide
Mix by a certain percentage, in the presence of auxiliary agent, combined with base-material, the rubber seal for preparing has excellent resistance to
Hot property and toughness.The rubber seal toughness that the present invention is prepared is high, and heat resistance and anti-corrosive properties are good.
Specific embodiment
The present invention is described in detail with reference to specific embodiment, it should be appreciated that embodiment is served only for illustrating this hair
Bright, rather than for limiting the invention, any modification made on the basis of the present invention, equivalent etc. are in this hair
In bright protection domain.
In specific embodiment, the weight portion of nitrile rubber can for 60 parts, 65 parts, 70 parts, 75 parts, 80 parts, 85 parts, 90
Part；The weight portion of butadiene rubber can be 10 parts, 15 parts, 20 parts, 25 parts, 30 parts, 35 parts, 40 parts；The weight portion of fluorubber can
Think 5 parts, 6 parts, 7 parts, 8 parts, 9 parts, 10 parts, 11 parts, 12 parts, 13 parts, 14 parts, 15 parts；The weight portion of epoxy acrylic resin
It can be 85 parts, 85.5 parts, 86 parts, 86.5 parts, 87 parts, 87.5 parts, 88 parts, 88.5 parts, 89 parts, 89.5 parts, 90 parts；Modified chlorine
Change rubber weight portion can for 10 parts, 10.5 parts, 11 parts, 11.5 parts, 12 parts, 12.5 parts, 13 parts, 13.5 parts, 14 parts, 14.5
Part, 15 parts；The weight portion of coumarone indene resin can be 1 part, 2 parts, 3 parts, 4 parts, 5 parts；The weight portion of low density polyethylene (LDPE) can be with
It is 2 parts, 3 parts, 4 parts, 5 parts, 6 parts；The weight portion of ethylene propylene diene rubber can for 1 part, 1.5 parts, 2 parts, 2.5 parts, 3 parts, 3.5
Part, 4 parts；The weight portion of sulphur can be 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts；The weight portion of polyacetals can be with
It is 1 part, 1.5 parts, 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6 parts；The weight portion of chlorinated paraffin can be with
It is 1 part, 1.5 parts, 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts；The weight portion of styrene can for 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5
Part；The weight portion of dimethicone can be 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts；The weight portion of Firebrake ZB can for 1 part, 2
Part, 3 parts, 4 parts, 5 parts；The weight portion of isocyanates can for 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6 parts, 6.5 parts,
7 parts, 7.5 parts, 8 parts；The weight portion of nano-graphite can be 2 parts, 3 parts, 4 parts, 5 parts, 6 parts；The weight portion of carbon black can be 3
Part, 3.5 parts, 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6 parts；The weight portion of blanc fixe can for 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6
Part, 6.5 parts, 7 parts, 7.5 parts, 8 parts；The weight portion of nano-aluminum hydroxide can for 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6 parts, 6.5
Part, 7 parts, 7.5 parts, 8 parts；The weight portion of polyphosphoric acids aluminium can be 1 part, 2 parts, 3 parts, 4 parts, 5 parts；The weight of nano silicon
Amount part can be 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts；The weight portion of nano-ceramic powder can for 3 parts, 3.5
Part, 4 parts, 4.5 parts, 5 parts；The weight portion of aramid fiber can be 3 parts, 4 parts, 5 parts, 6 parts, 7 parts, 8 parts, 9 parts；Silane coupler
The weight portion of KH-570 can be 2 parts, 3 parts, 4 parts, 5 parts, 6 parts；The weight portion of kodalk can for 2 parts, 3 parts, 4 parts, 5
Part, 6 parts, 7 parts, 8 parts；The weight portion of Tween-80 can be 1 part, 1.5 parts, 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts；Polyphosphoric acid
The weight portion of ammonium can be 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts；The weight portion of polysiloxanes can for 1 part, 1.5 parts, 2 parts,
2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6 parts；The weight portion of odium stearate can for 2 parts, 3 parts, 4 parts, 5
Part, 6 parts；The weight portion of neopelex can be 1 part, 1.5 parts, 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts；Antioxidant
Weight portion can be 1 part, 1.5 parts, 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts.
Embodiment 1
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal proposed by the present invention, its raw material includes by weight：Butyronitrile
75 parts of rubber, 25 parts of butadiene rubber, 10 parts of fluorubber, 87.5 parts of epoxy acrylic resin, 12.5 parts of modified chlorinated rubber, ancient horse
3 parts of grand resin, 4 parts of low density polyethylene (LDPE), 2.5 parts of ethylene propylene diene rubber, 3.5 parts of sulphur, 3.5 parts of polyacetals, chlorinated paraffin 2.5
Part, 4 parts of styrene, 3 parts of dimethicone, 3 parts of Firebrake ZB, 5.5 parts of isocyanates, 4 parts of nano-graphite, 4.5 parts of carbon black, weight are brilliant
6 parts of stone flour, 6 parts of nano-aluminum hydroxide, 3 parts of polyphosphoric acids aluminium, 3.5 parts of nano silicon, 4 parts of nano-ceramic powder, aramid fiber are fine
6 parts of dimension, 4 parts of Silane coupling reagent KH-570,5 parts of kodalk, 2.5 parts of Tween-80,3 parts of APP, polysiloxanes 3.5
Part, 4 parts of odium stearate, 2.5 parts of neopelex, 2.5 parts of antioxidant.
Modified chlorinated rubber is prepared by following technique：2 parts of chlorinated rubbers and 3.5 parts of deionized waters are mixed by weight
Close, then heat to 92.5 DEG C, be subsequently adding salt acid for adjusting pH to 2.5, be subsequently added into 2 parts of formaldehyde, be warming up to 97.5 DEG C, insulation
70min, then adjusts pH to 7.5 with sodium hydroxide solution, is subsequently added into 3 parts of urea and 4 parts of melamines, is cooled to 82.5
DEG C, 50min is incubated, 55 DEG C are continued cool to, discharging is cooled to room temperature and obtains modified chlorinated rubber.
Nano-ceramic powder is pressed by nano-silicon nitride, nano aluminum nitride, Nano titanium nitride, nm-class boron nitride and nanometer silicon carbide
Weight compares 2：3.5：4.5：3：2 mix.
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal preparation method of the invention, comprises the following steps：
S1, mill is warming up to 165-170 DEG C, then by nitrile rubber, butadiene rubber, fluorubber, epoxy acrylic
The blending of resin, modified chlorinated rubber, coumarone indene resin, low density polyethylene (LDPE) and ethylene propylene diene rubber, then adds sulphur, bunching
Aldehyde, chlorinated paraffin, styrene, dimethicone, Firebrake ZB, isocyanates, nano-graphite, carbon black, blanc fixe, nanometer hydrogen-oxygen
Change aluminium, polyphosphoric acids aluminium, nano silicon, nano-ceramic powder, aramid fiber, Silane coupling reagent KH-570, kodalk, tell
Temperature -80, APP, polysiloxanes, odium stearate, neopelex and antioxidant, by bag roller, eat powder, turn refining,
It is cooled to room temperature and obtains material a；
S2, material a is parked and carry out after 24h vulcanizing treatment, the temperature of vulcanizing treatment is 180 DEG C, the time of vulcanizing treatment
It is 5min, the pressure of vulcanizing treatment is 10Mpa, is cooled to room temperature and obtains heat-resisting high tenacity anti-corrosion modified rubber seal.
Embodiment 2
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal proposed by the present invention, its raw material includes by weight：Butyronitrile
60 parts of rubber, 40 parts of butadiene rubber, 5 parts of fluorubber, 90 parts of epoxy acrylic resin, 10 parts of modified chlorinated rubber, coumarone tree
5 parts of fat, 2 parts of low density polyethylene (LDPE), 4 parts of ethylene propylene diene rubber, 2 parts of sulphur, 6 parts of polyacetals, 1 part of chlorinated paraffin, styrene 5
Part, 2 parts of dimethicone, 5 parts of Firebrake ZB, 3 parts of isocyanates, 6 parts of nano-graphite, 3 parts of carbon black, blanc fixe 8 part, nanometer hydrogen
4 parts of aluminum oxide, 5 parts of polyphosphoric acids aluminium, 2 parts of nano silicon, 5 parts of nano-ceramic powder, 3 parts of aramid fiber, silane coupler
6 parts of KH-570,2 parts of kodalk, 4 parts of Tween-80,2 parts of APP, 6 parts of polysiloxanes, 2 parts of odium stearate, dodecane
4 parts of base benzene sulfonic acid sodium salt, 1 part of antioxidant.
Modified chlorinated rubber is prepared by following technique：1 part of chlorinated rubber and 5 parts of deionized waters are mixed by weight
Close, then heat to 90 DEG C, be subsequently adding salt acid for adjusting pH to 3, be subsequently added into 1 part of formaldehyde, be warming up to 100 DEG C, insulation
60min, then adjusts pH to 8 with sodium hydroxide solution, is subsequently added into 2 parts of urea and 5 parts of melamines, is cooled to 80 DEG C, protects
Warm 60min, continues cool to 50 DEG C, and discharging is cooled to room temperature and obtains modified chlorinated rubber.
Nano-ceramic powder is pressed by nano-silicon nitride, nano aluminum nitride, Nano titanium nitride, nm-class boron nitride and nanometer silicon carbide
Weight compares 1：5：3：4：1 mixes.
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal preparation method of the invention, comprises the following steps：
S1, mill is warming up to 165 DEG C, then by nitrile rubber, butadiene rubber, fluorubber, epoxy acrylic resin,
The blending of modified chlorinated rubber, coumarone indene resin, low density polyethylene (LDPE) and ethylene propylene diene rubber, then adds sulphur, polyacetals, chlorine
Fossil waxes, styrene, dimethicone, Firebrake ZB, isocyanates, nano-graphite, carbon black, blanc fixe, nano-aluminum hydroxide,
Polyphosphoric acids aluminium, nano silicon, nano-ceramic powder, aramid fiber, Silane coupling reagent KH-570, kodalk, tween-
80th, APP, polysiloxanes, odium stearate, neopelex and antioxidant, by bag roller, eat powder, turn refining, cold
But material a is obtained to room temperature；
S2, material a is parked and carry out after 26h vulcanizing treatment, the temperature of vulcanizing treatment is 175 DEG C, the time of vulcanizing treatment
It is 6min, the pressure of vulcanizing treatment is 8Mpa, is cooled to room temperature and obtains heat-resisting high tenacity anti-corrosion modified rubber seal.
Embodiment 3
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal proposed by the present invention, its raw material includes by weight：Butyronitrile
90 parts of rubber, 10 parts of butadiene rubber, 15 parts of fluorubber, 85 parts of epoxy acrylic resin, 15 parts of modified chlorinated rubber, coumarone tree
1 part of fat, 6 parts of low density polyethylene (LDPE), 1 part of ethylene propylene diene rubber, 5 parts of sulphur, 1 part of polyacetals, 4 parts of chlorinated paraffin, styrene 3
Part, 4 parts of dimethicone, 1 part of Firebrake ZB, 8 parts of isocyanates, 2 parts of nano-graphite, 6 parts of carbon black, blanc fixe 4 part, nanometer hydrogen
8 parts of aluminum oxide, 1 part of polyphosphoric acids aluminium, 5 parts of nano silicon, 3 parts of nano-ceramic powder, 9 parts of aramid fiber, silane coupler
2 parts of KH-570,8 parts of kodalk, 1 part of Tween-80,4 parts of APP, 1 part of polysiloxanes, 6 parts of odium stearate, dodecane
1 part of base benzene sulfonic acid sodium salt, 4 parts of antioxidant.
Modified chlorinated rubber is prepared by following technique：3 parts of chlorinated rubbers and 2 parts of deionized waters are mixed by weight
Close, then heat to 95 DEG C, be subsequently adding salt acid for adjusting pH to 2, be subsequently added into 3 parts of formaldehyde, be warming up to 95 DEG C, be incubated 80min,
Then pH is adjusted to 7 with sodium hydroxide solution, be subsequently added into 4 parts of urea and 3 parts of melamines, be cooled to 85 DEG C, insulation
40min, continues cool to 60 DEG C, and discharging is cooled to room temperature and obtains modified chlorinated rubber.
Nano-ceramic powder is pressed by nano-silicon nitride, nano aluminum nitride, Nano titanium nitride, nm-class boron nitride and nanometer silicon carbide
Weight compares 3：2：6：2：3 mix.
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal preparation method of the invention, comprises the following steps：
S1, mill is warming up to 170 DEG C, then by nitrile rubber, butadiene rubber, fluorubber, epoxy acrylic resin,
The blending of modified chlorinated rubber, coumarone indene resin, low density polyethylene (LDPE) and ethylene propylene diene rubber, then adds sulphur, polyacetals, chlorine
Fossil waxes, styrene, dimethicone, Firebrake ZB, isocyanates, nano-graphite, carbon black, blanc fixe, nano-aluminum hydroxide,
Polyphosphoric acids aluminium, nano silicon, nano-ceramic powder, aramid fiber, Silane coupling reagent KH-570, kodalk, tween-
80th, APP, polysiloxanes, odium stearate, neopelex and antioxidant, by bag roller, eat powder, turn refining, cold
But material a is obtained to room temperature；
S2, material a is parked and carry out after 22h vulcanizing treatment, the temperature of vulcanizing treatment is 185 DEG C, the time of vulcanizing treatment
It is 4min, the pressure of vulcanizing treatment is 12Mpa, is cooled to room temperature and obtains heat-resisting high tenacity anti-corrosion modified rubber seal.
Embodiment 4
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal proposed by the present invention, its raw material includes by weight：Butyronitrile
65 parts of rubber, 35 parts of butadiene rubber, 8 parts of fluorubber, 89 parts of epoxy acrylic resin, 11 parts of modified chlorinated rubber, coumarone tree
4 parts of fat, 3 parts of low density polyethylene (LDPE), 3 parts of ethylene propylene diene rubber, 3 parts of sulphur, 5 parts of polyacetals, 2 parts of chlorinated paraffin, styrene 4.5
Part, 2.5 parts of dimethicone, 4 parts of Firebrake ZB, 4 parts of isocyanates, 5 parts of nano-graphite, 4 parts of carbon black, blanc fixe 7 part, nanometer
5 parts of aluminium hydroxide, 4 parts of polyphosphoric acids aluminium, 3 parts of nano silicon, 4.5 parts of nano-ceramic powder, 4 parts of aramid fiber, silane idol
5 parts of connection agent KH-570,3 parts of kodalk, 3 parts of Tween-80,2.5 parts of APP, 5 parts of polysiloxanes, 3 parts of odium stearate,
3 parts of neopelex, 2 parts of antioxidant.
Modified chlorinated rubber is prepared by following technique：1.5 parts of chlorinated rubbers and 4 parts of deionized waters are mixed by weight
Close, then heat to 91 DEG C, be subsequently adding salt acid for adjusting pH to 2.8, be subsequently added into 1.5 parts of formaldehyde, be warming up to 99 DEG C, insulation
65min, then adjusts pH to 7.8 with sodium hydroxide solution, is subsequently added into 2.5 parts of urea and 4.5 parts of melamines, is cooled to 81
DEG C, 55min is incubated, 52 DEG C are continued cool to, discharging is cooled to room temperature and obtains modified chlorinated rubber.
Nano-ceramic powder is pressed by nano-silicon nitride, nano aluminum nitride, Nano titanium nitride, nm-class boron nitride and nanometer silicon carbide
Weight compares 1.5：4：4：3.5：1.5 mix.
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal preparation method of the invention, comprises the following steps：
S1, mill is warming up to 166 DEG C, then by nitrile rubber, butadiene rubber, fluorubber, epoxy acrylic resin,
The blending of modified chlorinated rubber, coumarone indene resin, low density polyethylene (LDPE) and ethylene propylene diene rubber, then adds sulphur, polyacetals, chlorine
Fossil waxes, styrene, dimethicone, Firebrake ZB, isocyanates, nano-graphite, carbon black, blanc fixe, nano-aluminum hydroxide,
Polyphosphoric acids aluminium, nano silicon, nano-ceramic powder, aramid fiber, Silane coupling reagent KH-570, kodalk, tween-
80th, APP, polysiloxanes, odium stearate, neopelex and antioxidant, by bag roller, eat powder, turn refining, cold
But material a is obtained to room temperature；
S2, material a is parked and carry out after 23-25h vulcanizing treatment, the temperature of vulcanizing treatment is 182 DEG C, vulcanizing treatment when
Between be 4.5min, the pressure of vulcanizing treatment is 11Mpa, is cooled to room temperature and obtains heat-resisting high tenacity anti-corrosion modified rubber seal.
Embodiment 5
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal proposed by the present invention, its raw material includes by weight：Butyronitrile
85 parts of rubber, 15 parts of butadiene rubber, 12 parts of fluorubber, 86 parts of epoxy acrylic resin, 14 parts of modified chlorinated rubber, coumarone tree
2 parts of fat, 5 parts of low density polyethylene (LDPE), 2 parts of ethylene propylene diene rubber, 4 parts of sulphur, 2 parts of polyacetals, 3 parts of chlorinated paraffin, styrene 3.5
Part, 3.5 parts of dimethicone, 2 parts of Firebrake ZB, 7 parts of isocyanates, 3 parts of nano-graphite, 5 parts of carbon black, blanc fixe 5 part, nanometer
7 parts of aluminium hydroxide, 2 parts of polyphosphoric acids aluminium, 4 parts of nano silicon, 3.5 parts of nano-ceramic powder, 8 parts of aramid fiber, silane idol
3 parts of connection agent KH-570,7 parts of kodalk, 2 parts of Tween-80,3.5 parts of APP, 2 parts of polysiloxanes, 5 parts of odium stearate,
2 parts of neopelex, 3 parts of antioxidant.
Modified chlorinated rubber is prepared by following technique：2.5 parts of chlorinated rubbers and 3 parts of deionized waters are mixed by weight
Close, then heat to 94 DEG C, be subsequently adding salt acid for adjusting pH to 2.2, be subsequently added into 2.5 parts of formaldehyde, be warming up to 96 DEG C, insulation
75min, then adjusts pH to 7.2 with sodium hydroxide solution, is subsequently added into 3.5 parts of urea and 3.5 parts of melamines, is cooled to 84
DEG C, 45min is incubated, 58 DEG C are continued cool to, discharging is cooled to room temperature and obtains modified chlorinated rubber.
Nano-ceramic powder is pressed by nano-silicon nitride, nano aluminum nitride, Nano titanium nitride, nm-class boron nitride and nanometer silicon carbide
Weight compares 2.5：3：5：2.5：2.5 mix.
A kind of heat-resisting high tenacity anti-corrosion modified rubber seal preparation method of the invention, comprises the following steps：
S1, mill is warming up to 169 DEG C, then by nitrile rubber, butadiene rubber, fluorubber, epoxy acrylic resin,
The blending of modified chlorinated rubber, coumarone indene resin, low density polyethylene (LDPE) and ethylene propylene diene rubber, then adds sulphur, polyacetals, chlorine
Fossil waxes, styrene, dimethicone, Firebrake ZB, isocyanates, nano-graphite, carbon black, blanc fixe, nano-aluminum hydroxide,
Polyphosphoric acids aluminium, nano silicon, nano-ceramic powder, aramid fiber, Silane coupling reagent KH-570, kodalk, tween-
80th, APP, polysiloxanes, odium stearate, neopelex and antioxidant, by bag roller, eat powder, turn refining, cold
But material a is obtained to room temperature；
S2, material a is parked and carry out after 23h vulcanizing treatment, the temperature of vulcanizing treatment is 182 DEG C, the time of vulcanizing treatment
It is 4.5min, the pressure of vulcanizing treatment is 11Mpa, is cooled to room temperature and obtains heat-resisting high tenacity anti-corrosion modified rubber seal.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (8)
1. a kind of heat-resisting high tenacity anti-corrosion modified rubber seal, it is characterised in that its raw material includes by weight：Nitrile rubber
60-90 parts, butadiene rubber 10-40 parts, fluorubber 5-15 parts, epoxy acrylic resin 85-90 parts, modified chlorinated rubber 10-15
Part, coumarone indene resin 1-5 parts, low density polyethylene (LDPE) 2-6 parts, ethylene propylene diene rubber 1-4 parts, sulphur 2-5 parts, polyacetals 1-6 parts,
Chlorinated paraffin 1-4 parts, styrene 3-5 parts, dimethicone 2-4 parts, Firebrake ZB 1-5 parts, isocyanates 3-8 parts, nano-graphite
2-6 parts, carbon black 3-6 parts, blanc fixe 4-8 parts, nano-aluminum hydroxide 4-8 parts, 1-5 parts of polyphosphoric acids aluminium, nano silicon
2-5 parts, nano-ceramic powder 3-5 parts, aramid fiber 3-9 parts, Silane coupling reagent KH-570 2-6 parts, kodalk 2-8 parts, tween-
80 1-4 parts, APP 2-4 parts, polysiloxanes 1-6 parts, odium stearate 2-6 parts, neopelex 1-4 parts, antioxygen
Agent 1-4 parts.
2. heat-resisting high tenacity anti-corrosion modified rubber seal according to claim 1, it is characterised in that modified chlorinated rubber
It is prepared by following technique：Chlorinated rubber and deionized water are mixed, 90-95 DEG C is then heated to, hydrochloric acid tune is subsequently adding
Section pH to 2-3, is subsequently added into formaldehyde, is warming up to 95-100 DEG C, is incubated 60-80min, then with sodium hydroxide solution adjust pH to
7-8, is subsequently added into urea and melamine, is cooled to 80-85 DEG C, is incubated 40-60min, continues cool to 50-60 DEG C, discharges,
It is cooled to room temperature and obtains modified chlorinated rubber.
3. heat-resisting high tenacity anti-corrosion modified rubber seal according to claim 1 and 2, it is characterised in that modified chlorinated
In the preparation technology of rubber, the weight ratio of chlorinated rubber, deionized water, formaldehyde, urea and melamine is 1-3：2-5：1-3：
2-4：3-5.
4. the heat-resisting high tenacity anti-corrosion modified rubber seal according to claim any one of 1-3, it is characterised in that nanometer
Ceramic powder is by nano-silicon nitride, nano aluminum nitride, Nano titanium nitride, nm-class boron nitride and nanometer silicon carbide by weight 1-3：2-
5：3-6：2-4：1-3 is mixed.
5. the heat-resisting high tenacity anti-corrosion modified rubber seal according to claim any one of 1-4, it is characterised in that it is former
Material includes by weight：Nitrile rubber 65-85 parts, butadiene rubber 15-35 parts, fluorubber 8-12 parts, epoxy acrylic resin 86-
89 parts, modified chlorinated rubber 11-14 parts, coumarone indene resin 2-4 parts, low density polyethylene (LDPE) 3-5 parts, ethylene propylene diene rubber 2-3 parts,
Sulphur 3-4 parts, polyacetals 2-5 parts, chlorinated paraffin 2-3 parts, styrene 3.5-4.5 parts, dimethicone 2.5-3.5 parts, boric acid
Zinc 2-4 parts, isocyanates 4-7 parts, nano-graphite 3-5 parts, carbon black 4-5 parts, blanc fixe 5-7 parts, nano-aluminum hydroxide 5-7
Part, 2-4 parts of polyphosphoric acids aluminium, nano silicon 3-4 parts, nano-ceramic powder 3.5-4.5 parts, aramid fiber 4-8 parts, silane idol
Connection 3-5 parts of agent KH-570, kodalk 3-7 parts, Tween-80 2-3 parts, APP 2.5-3.5 parts, polysiloxanes 2-5 parts,
Odium stearate 3-5 parts, neopelex 2-3 parts, antioxidant 2-3 parts.
6. the heat-resisting high tenacity anti-corrosion modified rubber seal according to claim any one of 1-5, it is characterised in that it is former
Material includes by weight：It is 75 parts of nitrile rubber, 25 parts of butadiene rubber, 10 parts of fluorubber, 87.5 parts of epoxy acrylic resin, modified
12.5 parts of chlorinated rubber, 3 parts of coumarone indene resin, 4 parts of low density polyethylene (LDPE), 2.5 parts of ethylene propylene diene rubber, 3.5 parts of sulphur, bunching
3.5 parts of aldehyde, 2.5 parts of chlorinated paraffin, 4 parts of styrene, 3 parts of dimethicone, 3 parts of Firebrake ZB, isocyanates 5.5 part, nanometer stone
Ink 4 parts, 4.5 parts of carbon black, 6 parts of blanc fixe, 6 parts of nano-aluminum hydroxide, 3 parts of polyphosphoric acids aluminium, 3.5 parts of nano silicon,
4 parts of nano-ceramic powder, 6 parts of aramid fiber, 4 parts of Silane coupling reagent KH-570,5 parts of kodalk, 2.5 parts of Tween-80, poly- phosphorus
3 parts of sour ammonium, 3.5 parts of polysiloxanes, 4 parts of odium stearate, 2.5 parts of neopelex, 2.5 parts of antioxidant.
7. a kind of heat-resisting high tenacity anti-corrosion modified rubber seal preparation method according to claim any one of 1-6, its
It is characterised by, comprises the following steps：
S1, mill is warming up to 165-170 DEG C, then by nitrile rubber, butadiene rubber, fluorubber, epoxy acrylic resin,
The blending of modified chlorinated rubber, coumarone indene resin, low density polyethylene (LDPE) and ethylene propylene diene rubber, then adds sulphur, polyacetals, chlorine
Fossil waxes, styrene, dimethicone, Firebrake ZB, isocyanates, nano-graphite, carbon black, blanc fixe, nano-aluminum hydroxide,
Polyphosphoric acids aluminium, nano silicon, nano-ceramic powder, aramid fiber, Silane coupling reagent KH-570, kodalk, tween-
80th, APP, polysiloxanes, odium stearate, neopelex and antioxidant, by bag roller, eat powder, turn refining, cold
But material a is obtained to room temperature；
S2, material a is parked 22-26h after carry out vulcanizing treatment, being cooled to room temperature, to obtain heat-resisting high tenacity anti-corrosion modified rubber close
Sealing.
8. heat-resisting high tenacity anti-corrosion modified rubber seal preparation method according to claim 7, it is characterised in that S2
In, the temperature of vulcanizing treatment is 175-185 DEG C, and the time of vulcanizing treatment is 4-6min, and the pressure of vulcanizing treatment is 8-12Mpa.
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| CN107236160A (en) * | 2017-07-27 | 2017-10-10 | 株洲飞马橡胶实业有限公司 | A kind of wear-resisting ageing-resistant yielding rubber material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107236160A (en) * | 2017-07-27 | 2017-10-10 | 株洲飞马橡胶实业有限公司 | A kind of wear-resisting ageing-resistant yielding rubber material |
| CN107501757A (en) * | 2017-08-17 | 2017-12-22 | 安徽明光中兴阳光新能源科技有限公司 | A kind of heat-conductive composite material of solar energy UV resistant high heat transfer efficiency |
| CN108192345A (en) * | 2017-11-26 | 2018-06-22 | 天长市荣盛有机硅科技有限公司 | A kind of cold-resistant, wear-resisting modified silicon rubber material |
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| CN110148361A (en) * | 2019-05-08 | 2019-08-20 | 深圳市洲明科技股份有限公司 | LED display |
| CN110148361B (en) * | 2019-05-08 | 2021-11-26 | 深圳市洲明科技股份有限公司 | LED display screen |
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