CN104804349A - Corrosion resistant sealing material and preparation method thereof - Google Patents
Corrosion resistant sealing material and preparation method thereof Download PDFInfo
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- CN104804349A CN104804349A CN201510202797.8A CN201510202797A CN104804349A CN 104804349 A CN104804349 A CN 104804349A CN 201510202797 A CN201510202797 A CN 201510202797A CN 104804349 A CN104804349 A CN 104804349A
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Abstract
The invention discloses a corrosion resistant sealing material and a preparation method thereof. The corrosion resistant sealing material is prepared from the following raw materials in parts by weight: 80-85 parts of polyacrylate rubber, 35-38 parts of butadiene styrene rubber, 8-10 parts of carbon black, 5-7 parts of epoxidized soybean oil, 0.4-0.6 part of aluminium hydroxide, 1-3 parts of nano mica, 1-3 parts of an active agent magnesium oxide, 10-12 parts of a fire retardant tetrachlorophthalic anhydride, 1-3 parts of sulphur, 1-3 parts of calcium hydroxide, 6-8 parts of an anti-aging agent 4010 NA, 1-3 parts of an acid-base balance agent PEG 400, 2.2-2.6 parts of zinc oxide, 4-8 parts of calcium stearate, 0.6-0.9 part of an accelerant TMTD, 3-5 parts of an accelerant CZ, 1-2 parts of cobalt naphthenate, 2-4 parts of fluororubber and 2-5 parts of graphite powder.
Description
Technical field
The invention belongs to sealing material, relate to a kind of corrosion-resistant sealing material and preparation method thereof specifically.
Background technology
Along with the development of society, the use of sealing material is more and more extensive, but because the environment for use of sealing material is severe, especially poor corrosion resistance, cause greatly shorten its work-ing life, give on producing and bring huge loss, and increase cost, frequent replacing sealing material, is unfavorable for the continuity of producing.
Summary of the invention
Technical problem to be solved by this invention is, overcome the shortcoming of prior art, provide a kind of corrosion-resistant sealing material and preparation method thereof, not only intensity is high, resistance to corrosion and resistance of oxidation extremely strong, and the rub resistance ability on its surface improves greatly, reduce its wearing and tearing, increase its work-ing life, and preparation method is provided, method is simple, and cost is low, and working efficiency is high.
In order to solve above technical problem, the invention provides a kind of corrosion-resistant sealing material, the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 80-85 part, styrene-butadiene rubber(SBR): 35-38 part, carbon black: 8-10 part, epoxy soybean oil: 5-7 part, aluminium hydroxide: 0.4-0.6 part, nano mica: 1-3 part, promoting agent magnesium oxide: 1-3 part, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 10-12 part, sulphur: 1-3 part, calcium hydroxide: 1-3 part, antioxidant 4010NA: 6-8 part, acid base equilibrium agent PEG400:1-3 part, zinc oxide: 2.2-2.6 part, calcium stearate: 4-8 part, Vulcanization accelerator TMTD: 0.6-0.9 part, accelerant CZ: 3-5 part, cobalt naphthenate: 1-2 part, viton: 2-4 part, Graphite Powder 99: 2-5 part,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
The present invention also provides the preparation method of corrosion-resistant sealing material, and concrete preparation method is as follows:
Step (1): by proportioning by acrylic elastomer, styrene-butadiene rubber(SBR), carbon black, epoxy soybean oil, aluminium hydroxide, nano mica, that promoting agent magnesium oxide puts into Banbury mixer is evenly mixing, melting temperature is 76-78 DEG C, and mixing 1-3 hour, obtains material A;
Step (2): by the material A obtained and the fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid, sulphur, calcium hydroxide, antioxidant 4010NA, the acid base equilibrium agent PEG400 that take by proportioning, that zinc oxide puts into mill is completely mixing, melting temperature is 90-93 degree Celsius, mixing 32-36min, obtains material B;
Step (3): then add calcium stearate by proportioning in the material B obtained, Vulcanization accelerator TMTD, accelerant CZ, cobalt naphthenate, viton, Graphite Powder 99 are completely mixing, melting temperature is 92-94 DEG C; Machine-shaping obtains corrosion-resistant sealing material.
The technical scheme that the present invention limits further is:
Aforesaid corrosion-resistant sealing material, the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 80 parts, styrene-butadiene rubber(SBR): 35 parts, carbon black: 8 parts, epoxy soybean oil: 5 parts, aluminium hydroxide: 0.4 part, nano mica: 1 part, promoting agent magnesium oxide: 1 part, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 10 parts, sulphur: 1 part, calcium hydroxide: 1 part, antioxidant 4010NA: 6 parts, acid base equilibrium agent PEG400:1 part, zinc oxide: 2.2 parts, calcium stearate: 4 parts, Vulcanization accelerator TMTD: 0.6 part, accelerant CZ: 3 parts, cobalt naphthenate: 1 part, viton: 2 parts, Graphite Powder 99: 2 parts,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
Aforesaid corrosion-resistant sealing material, the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 85 parts, styrene-butadiene rubber(SBR): 38 parts, carbon black: 10 parts, epoxy soybean oil: 7 parts, aluminium hydroxide: 0.6 part, nano mica: 3 parts, promoting agent magnesium oxide: 3 parts, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 12 parts, sulphur: 3 parts, calcium hydroxide: 3 parts, antioxidant 4010NA: 8 parts, acid base equilibrium agent PEG400:3 part, zinc oxide: 2.6 parts, calcium stearate: 8 parts, Vulcanization accelerator TMTD: 0.9 part, accelerant CZ: 5 parts, cobalt naphthenate: 2 parts, viton: 4 parts, Graphite Powder 99: 5 parts,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
Aforesaid corrosion-resistant sealing material, the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 82 parts, styrene-butadiene rubber(SBR): 37 parts, carbon black: 9 parts, epoxy soybean oil: 6 parts, aluminium hydroxide: 0.5 part, nano mica: 2 parts, promoting agent magnesium oxide: 2 parts, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 11 parts, sulphur: 2 parts, calcium hydroxide: 2 parts, antioxidant 4010NA: 7 parts, acid base equilibrium agent PEG400:2 part, zinc oxide: 2.5 parts, calcium stearate: 7 parts, Vulcanization accelerator TMTD: 0.7 part, accelerant CZ: 4 parts, cobalt naphthenate: 2 parts, viton: 3 parts, Graphite Powder 99: 4 parts,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
The invention has the beneficial effects as follows: sealing material not only intensity is high, resistance to corrosion and resistance of oxidation extremely strong, and the rub resistance ability on its surface improves greatly, reduce its wearing and tearing, increase its work-ing life, and preparation method is provided, method is simple, and cost is low, and working efficiency is high; Wherein styrene-butadiene rubber(SBR) itself has excellent elasticity, oil-proofness, media-resistant and resistance to fatigue, coordinate with promoting agent magnesium oxide and acid base equilibrium agent PEG400 with the use of, heat-resisting, the ageing-resistant performance of goods can be made also to significantly improve; Add the wear resisting property that appropriate viton can improve sealing material, mixedly with acrylic elastomer strengthen goods flexible resistance and tear strength, sealing material binding excellent performance, elasticity, flexible resistance and tear strength are high, oil resistant, heat-resisting, winter hardiness good, good seal performance, long service life.
Embodiment
embodiment 1
The corrosion-resistant sealing material of the one that the present embodiment provides, the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 80 parts, styrene-butadiene rubber(SBR): 35 parts, carbon black: 8 parts, epoxy soybean oil: 5 parts, aluminium hydroxide: 0.4 part, nano mica: 1 part, promoting agent magnesium oxide: 1 part, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 10 parts, sulphur: 1 part, calcium hydroxide: 1 part, antioxidant 4010NA: 6 parts, acid base equilibrium agent PEG400:1 part, zinc oxide: 2.2 parts, calcium stearate: 4 parts, Vulcanization accelerator TMTD: 0.6 part, accelerant CZ: 3 parts, cobalt naphthenate: 1 part, viton: 2 parts, Graphite Powder 99: 2 parts,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
The present embodiment also provides the preparation method of corrosion-resistant sealing material, and concrete preparation method is as follows:
Step (1): by proportioning by acrylic elastomer, styrene-butadiene rubber(SBR), carbon black, epoxy soybean oil, aluminium hydroxide, nano mica, that promoting agent magnesium oxide puts into Banbury mixer is evenly mixing, melting temperature is 76 DEG C, mixing 1 hour, obtains material A;
Step (2): by the material A obtained and the fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid, sulphur, calcium hydroxide, antioxidant 4010NA, the acid base equilibrium agent PEG400 that take by proportioning, that zinc oxide puts into mill is completely mixing, melting temperature is 90 degrees Celsius, mixing 32min, obtains material B;
Step (3): then add calcium stearate by proportioning in the material B obtained, Vulcanization accelerator TMTD, accelerant CZ, cobalt naphthenate, viton, Graphite Powder 99 are completely mixing, melting temperature is 92 DEG C; Machine-shaping obtains corrosion-resistant sealing material.
embodiment 2
The corrosion-resistant sealing material of the one that the present embodiment provides, the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 85 parts, styrene-butadiene rubber(SBR): 38 parts, carbon black: 10 parts, epoxy soybean oil: 7 parts, aluminium hydroxide: 0.6 part, nano mica: 3 parts, promoting agent magnesium oxide: 3 parts, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 12 parts, sulphur: 3 parts, calcium hydroxide: 3 parts, antioxidant 4010NA: 8 parts, acid base equilibrium agent PEG400:3 part, zinc oxide: 2.6 parts, calcium stearate: 8 parts, Vulcanization accelerator TMTD: 0.9 part, accelerant CZ: 5 parts, cobalt naphthenate: 2 parts, viton: 4 parts, Graphite Powder 99: 5 parts,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
The present embodiment also provides the preparation method of corrosion-resistant sealing material, and concrete preparation method is as follows:
Step (1): by proportioning by acrylic elastomer, styrene-butadiene rubber(SBR), carbon black, epoxy soybean oil, aluminium hydroxide, nano mica, that promoting agent magnesium oxide puts into Banbury mixer is evenly mixing, melting temperature is 78 DEG C, mixing 3 hours, obtains material A;
Step (2): by the material A obtained and the fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid, sulphur, calcium hydroxide, antioxidant 4010NA, the acid base equilibrium agent PEG400 that take by proportioning, that zinc oxide puts into mill is completely mixing, melting temperature is 93 degrees Celsius, mixing 36min, obtains material B;
Step (3): then add calcium stearate by proportioning in the material B obtained, Vulcanization accelerator TMTD, accelerant CZ, cobalt naphthenate, viton, Graphite Powder 99 are completely mixing, melting temperature is 94 DEG C; Machine-shaping obtains corrosion-resistant sealing material.
embodiment 3
The corrosion-resistant sealing material of the one that the present embodiment provides, the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 82 parts, styrene-butadiene rubber(SBR): 37 parts, carbon black: 9 parts, epoxy soybean oil: 6 parts, aluminium hydroxide: 0.5 part, nano mica: 2 parts, promoting agent magnesium oxide: 2 parts, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 11 parts, sulphur: 2 parts, calcium hydroxide: 2 parts, antioxidant 4010NA: 7 parts, acid base equilibrium agent PEG400:2 part, zinc oxide: 2.5 parts, calcium stearate: 7 parts, Vulcanization accelerator TMTD: 0.7 part, accelerant CZ: 4 parts, cobalt naphthenate: 2 parts, viton: 3 parts, Graphite Powder 99: 4 parts,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
The present embodiment also provides the preparation method of corrosion-resistant sealing material, and concrete preparation method is as follows:
Step (1): by proportioning by acrylic elastomer, styrene-butadiene rubber(SBR), carbon black, epoxy soybean oil, aluminium hydroxide, nano mica, that promoting agent magnesium oxide puts into Banbury mixer is evenly mixing, melting temperature is 77 DEG C, mixing 2 hours, obtains material A;
Step (2): by the material A obtained and the fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid, sulphur, calcium hydroxide, antioxidant 4010NA, the acid base equilibrium agent PEG400 that take by proportioning, that zinc oxide puts into mill is completely mixing, melting temperature is 92 degrees Celsius, mixing 35min, obtains material B;
Step (3): then add calcium stearate by proportioning in the material B obtained, Vulcanization accelerator TMTD, accelerant CZ, cobalt naphthenate, viton, Graphite Powder 99 are completely mixing, melting temperature is 93 DEG C; Machine-shaping obtains corrosion-resistant sealing material.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, and every technological thought proposed according to the present invention, any change that technical scheme basis is done, all falls within scope.
Claims (5)
1. a corrosion-resistant sealing material, it is characterized in that: the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 80-85 part, styrene-butadiene rubber(SBR): 35-38 part, carbon black: 8-10 part, epoxy soybean oil: 5-7 part, aluminium hydroxide: 0.4-0.6 part, nano mica: 1-3 part, promoting agent magnesium oxide: 1-3 part, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 10-12 part, sulphur: 1-3 part, calcium hydroxide: 1-3 part, antioxidant 4010NA: 6-8 part, acid base equilibrium agent PEG400:1-3 part, zinc oxide: 2.2-2.6 part, calcium stearate: 4-8 part, Vulcanization accelerator TMTD: 0.6-0.9 part, accelerant CZ: 3-5 part, cobalt naphthenate: 1-2 part, viton: 2-4 part, Graphite Powder 99: 2-5 part,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
2. corrosion-resistant sealing material according to claim 1, it is characterized in that: the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 80 parts, styrene-butadiene rubber(SBR): 35 parts, carbon black: 8 parts, epoxy soybean oil: 5 parts, aluminium hydroxide: 0.4 part, nano mica: 1 part, promoting agent magnesium oxide: 1 part, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 10 parts, sulphur: 1 part, calcium hydroxide: 1 part, antioxidant 4010NA: 6 parts, acid base equilibrium agent PEG400:1 part, zinc oxide: 2.2 parts, calcium stearate: 4 parts, Vulcanization accelerator TMTD: 0.6 part, accelerant CZ: 3 parts, cobalt naphthenate: 1 part, viton: 2 parts, Graphite Powder 99: 2 parts,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
3. corrosion-resistant sealing material according to claim 1, it is characterized in that: the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 85 parts, styrene-butadiene rubber(SBR): 38 parts, carbon black: 10 parts, epoxy soybean oil: 7 parts, aluminium hydroxide: 0.6 part, nano mica: 3 parts, promoting agent magnesium oxide: 3 parts, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 12 parts, sulphur: 3 parts, calcium hydroxide: 3 parts, antioxidant 4010NA: 8 parts, acid base equilibrium agent PEG400:3 part, zinc oxide: 2.6 parts, calcium stearate: 8 parts, Vulcanization accelerator TMTD: 0.9 part, accelerant CZ: 5 parts, cobalt naphthenate: 2 parts, viton: 4 parts, Graphite Powder 99: 5 parts,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
4. corrosion-resistant sealing material according to claim 1, it is characterized in that: the component of this corrosion-resistant sealing material is counted by weight: acrylic elastomer: 82 parts, styrene-butadiene rubber(SBR): 37 parts, carbon black: 9 parts, epoxy soybean oil: 6 parts, aluminium hydroxide: 0.5 part, nano mica: 2 parts, promoting agent magnesium oxide: 2 parts, fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid: 11 parts, sulphur: 2 parts, calcium hydroxide: 2 parts, antioxidant 4010NA: 7 parts, acid base equilibrium agent PEG400:2 part, zinc oxide: 2.5 parts, calcium stearate: 7 parts, Vulcanization accelerator TMTD: 0.7 part, accelerant CZ: 4 parts, cobalt naphthenate: 2 parts, viton: 3 parts, Graphite Powder 99: 4 parts,
Wherein Graphite Powder 99 is rear Graphite Powder 99 of purifying, and the method for purification concrete operations of Graphite Powder 99 are as follows:
first that organic solvent 13A type molecular sieve dehydration 10 days is for subsequent use;
graphite Powder 99, organic solvent and catalyst trap agent to be joined in the there-necked flask of 400mm after stirring at room temperature 40min and leave standstill 2h, then the impurity that the Suction filtration device elimination of composition trying vacuum pump, Büchner funnel and Erlenmeyer flask with recirculated water is separated out;
the Graphite Powder 99 removing impurity is joined in there-necked flask, starts heating and be slowly warming up to 60 DEG C, organic solvent evaporated and collects, being warming up to 98 DEG C, suction filtration 50min, the Graphite Powder 99 after purifying can be obtained.
5. a preparation method for corrosion-resistant sealing material, is characterized in that, concrete preparation method is as follows:
Step (1): by proportioning by acrylic elastomer, styrene-butadiene rubber(SBR), carbon black, epoxy soybean oil, aluminium hydroxide, nano mica, that promoting agent magnesium oxide puts into Banbury mixer is evenly mixing, melting temperature is 76-78 DEG C, and mixing 1-3 hour, obtains material A;
Step (2): by the material A obtained and the fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid, sulphur, calcium hydroxide, antioxidant 4010NA, the acid base equilibrium agent PEG400 that take by proportioning, that zinc oxide puts into mill is completely mixing, melting temperature is 90-93 degree Celsius, mixing 32-36min, obtains material B;
Step (3): then add calcium stearate by proportioning in the material B obtained, Vulcanization accelerator TMTD, accelerant CZ, cobalt naphthenate, viton, Graphite Powder 99 are completely mixing, melting temperature is 92-94 DEG C; Machine-shaping obtains corrosion-resistant sealing material.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105176101A (en) * | 2015-08-17 | 2015-12-23 | 合肥市再德高分子材料有限公司 | High-performance modified acrylate rubber material and preparation method thereof |
| CN105462490A (en) * | 2015-12-03 | 2016-04-06 | 巢湖诺信建材机械装备有限公司 | Protective paint in metal product machining mold |
| CN106519525A (en) * | 2016-11-24 | 2017-03-22 | 安徽美腾特种电缆材料有限公司 | Engine oil seal rubber material and preparation method thereof |
| CN107759940A (en) * | 2017-10-31 | 2018-03-06 | 宁波更大集团有限公司 | Automobile engine oil-retaining bearing ACM rubber seal and preparation method thereof |
| CN109456557A (en) * | 2018-10-31 | 2019-03-12 | 长沙市佳密封件有限公司 | A kind of erosion-resisting acrylic rubber oil sealing material of oil resistant |
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2015
- 2015-04-27 CN CN201510202797.8A patent/CN104804349A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105176101A (en) * | 2015-08-17 | 2015-12-23 | 合肥市再德高分子材料有限公司 | High-performance modified acrylate rubber material and preparation method thereof |
| CN105462490A (en) * | 2015-12-03 | 2016-04-06 | 巢湖诺信建材机械装备有限公司 | Protective paint in metal product machining mold |
| CN106519525A (en) * | 2016-11-24 | 2017-03-22 | 安徽美腾特种电缆材料有限公司 | Engine oil seal rubber material and preparation method thereof |
| CN107759940A (en) * | 2017-10-31 | 2018-03-06 | 宁波更大集团有限公司 | Automobile engine oil-retaining bearing ACM rubber seal and preparation method thereof |
| CN109456557A (en) * | 2018-10-31 | 2019-03-12 | 长沙市佳密封件有限公司 | A kind of erosion-resisting acrylic rubber oil sealing material of oil resistant |
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