CN104817965A - Oil-resistant sealant and preparation method thereof - Google Patents
Oil-resistant sealant and preparation method thereof Download PDFInfo
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- CN104817965A CN104817965A CN201510215459.8A CN201510215459A CN104817965A CN 104817965 A CN104817965 A CN 104817965A CN 201510215459 A CN201510215459 A CN 201510215459A CN 104817965 A CN104817965 A CN 104817965A
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- oil
- resistant seal
- seal gum
- oil resistant
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Abstract
The invention provides an oil-resistant sealant which comprises, by weight, 50-60 parts of nitrile rubber, 15-20 parts of fluorous rubber, 1.2-1.5 parts of glass fibers, 3-5 parts of calcium carbonate, 1-2 parts of methyl hydrogen silicone oil, 1-2 parts of stearic acid, 1-2 parts of magnesium methacrylate, 1-2 parts of propenol, 2-3 parts of oleic acid diethanolamine borate, 1-2 parts of paraffin, 0.2-0.5 part of aromatic oil, 0.8-1.2 parts of acetyl peroxide, 8-10 parts of aluminum oxide, 3-5 parts of white carbon black, 0.8-1.5 parts of anti-aging agents and 2-4 parts of sulfur. The invention further provides a preparation method of the oil-resistant sealant. The oil-resistant sealant has fine sealing performance, high-temperature resistance and oil resistance.
Description
Technical field
The present invention relates to a kind of oil resistant seal gum.
Background technology
Sealing article is the important foundation element of all kinds of machinery, and nearly all industrial sector all be unable to do without it.The quality of sealing element how, is directly connected to work-ing life and the operating reliability of machine.If sealing member is with low quality, gently then bring loss and trouble, heavy then can serious accident be caused.
Summary of the invention
The invention provides a kind of oil resistant seal gum, there is good oil resistance; The present invention also provides its preparation method.
The invention provides a kind of oil resistant seal gum, described oil resistant seal gum is made up of each component of following mass fraction: paracril 50-60 part, viton 15-20 part, glass fibre 1.2-1.5 part, calcium carbonate 3-5 part, Methyl Hydrogen Polysiloxane Fluid 1-2 part, stearic acid 1-2 part, magnesium dimethacrylate 1-2 part, vinyl carbinol 1-2 part, oleic acid diethanolamine boric acid ester 2-3 part, paraffin 1-2 part, aromatic hydrocarbon oil 0.2-0.5 part, diacetyl peroxide 0.8-1.2 part, aluminum oxide 8-10 part, white carbon black 3-5 part, anti-aging agent 0.8-1.5 part, sulphur 2-4 part.
Preferably, described oil resistant seal gum is made up of each component of following mass fraction: paracril 55 parts, viton 18 parts, 1.3 parts, glass fibre, 4 parts, calcium carbonate, Methyl Hydrogen Polysiloxane Fluid 1.5 parts, stearic acid 1.5 parts, magnesium dimethacrylate 1.5 parts, vinyl carbinol 1.5 parts, oleic acid diethanolamine boric acid ester 2.5 parts, 1.5 parts, paraffin, aromatic hydrocarbon oil 0.3 part, diacetyl peroxide 1 part, 9 parts, aluminum oxide, white carbon black 4 parts, 1.1 parts, anti-aging agent, 3 parts, sulphur.
The present invention also provides the preparation method of above-mentioned oil resistant seal gum, that mixing after the paracril of formula ratio and viton respectively thin-pass is added mill, again all the other each components are added in mill and carry out mixingly obtaining rubber unvulcanizate to slice after evenly, rubber unvulcanizate is carried out one step cure, control curing temperature is 155-165 DEG C, curing time is 30-40 minute, and sulfide stress is 9-12MPa; In the baking oven of 150-170 DEG C, carry out 1 hour post vulcanization again after being taken out by rubber, obtain oil resistant seal gum.
Oil resistant seal gum of the present invention has good stopping property, high thermal resistance and oil resistance.
Embodiment
Following embodiment is convenient to understand the present invention better, but does not limit the present invention.Experimental technique in following embodiment, if no special instructions, is ordinary method.
embodiment 1
The formula of oil resistant seal gum of the present invention is as follows:
Paracril 55kg, viton 18kg, glass fibre 1.3kg, calcium carbonate 4kg, Methyl Hydrogen Polysiloxane Fluid 1.5kg, stearic acid 1.5kg, magnesium dimethacrylate 1.5kg, vinyl carbinol 1.5kg, oleic acid diethanolamine boric acid ester 2.5kg, paraffin 1.5kg, aromatic hydrocarbon oil 0.3kg, diacetyl peroxide 1kg, aluminum oxide 9kg, white carbon black 4kg, anti-aging agent 1.1kg, sulphur 3kg.
The preparation method of oil resistant seal gum of the present invention is:
Mixing after the paracril of formula ratio and viton respectively thin-pass is added mill, again all the other each components are added in mill and carry out mixingly obtaining rubber unvulcanizate to slice after evenly, rubber unvulcanizate is carried out one step cure, controlling curing temperature is 160 DEG C, curing time is 35 minutes, and sulfide stress is 10MPa; In the baking oven of 160 DEG C, carry out 1 hour post vulcanization again after being taken out by rubber, obtain elastomeric material.
embodiment 2
The formula of oil resistant seal gum of the present invention is as follows:
Paracril 50kg, viton 15kg, glass fibre 1.5kg, calcium carbonate 5kg, Methyl Hydrogen Polysiloxane Fluid 1kg, stearic acid 1kg, magnesium dimethacrylate 2kg, vinyl carbinol 2kg, oleic acid diethanolamine boric acid ester 3kg, paraffin 1kg, aromatic hydrocarbon oil 0.5kg, diacetyl peroxide 1.2kg, aluminum oxide 10kg, white carbon black 3kg, anti-aging agent 1.5kg, sulphur 4kg.
The preparation method of oil resistant seal gum of the present invention is:
Mixing after the paracril of formula ratio and viton respectively thin-pass is added mill, again all the other each components are added in mill and carry out mixingly obtaining rubber unvulcanizate to slice after evenly, rubber unvulcanizate is carried out one step cure, controlling curing temperature is 155 DEG C, curing time is 40 minutes, and sulfide stress is 12MPa; In the baking oven of 150 DEG C, carry out 1 hour post vulcanization again after being taken out by rubber, obtain elastomeric material.
embodiment 3
The formula of oil resistant seal gum of the present invention is as follows:
Paracril 60kg, viton 20kg, glass fibre 1.2kg, calcium carbonate 3kg, Methyl Hydrogen Polysiloxane Fluid 2kg, stearic acid 2kg, magnesium dimethacrylate 1kg, vinyl carbinol 1kg, oleic acid diethanolamine boric acid ester 2kg, paraffin 2kg, aromatic hydrocarbon oil 0.2kg, diacetyl peroxide 0.8kg, aluminum oxide 8kg, white carbon black 5kg, anti-aging agent 0.8kg, sulphur 2kg.
The preparation method of oil resistant seal gum of the present invention is:
Mixing after the paracril of formula ratio and viton respectively thin-pass is added mill, again all the other each components are added in mill and carry out mixingly obtaining rubber unvulcanizate to slice after evenly, rubber unvulcanizate is carried out one step cure, controlling curing temperature is 165 DEG C, curing time is 30 minutes, and sulfide stress is 9MPa; In the baking oven of 170 DEG C, carry out 1 hour post vulcanization again after being taken out by rubber, obtain elastomeric material.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. an oil resistant seal gum, is characterized in that: described oil resistant seal gum is made up of each component of following mass fraction: paracril 50-60 part, viton 15-20 part, glass fibre 1.2-1.5 part, calcium carbonate 3-5 part, Methyl Hydrogen Polysiloxane Fluid 1-2 part, stearic acid 1-2 part, magnesium dimethacrylate 1-2 part, vinyl carbinol 1-2 part, oleic acid diethanolamine boric acid ester 2-3 part, paraffin 1-2 part, aromatic hydrocarbon oil 0.2-0.5 part, diacetyl peroxide 0.8-1.2 part, aluminum oxide 8-10 part, white carbon black 3-5 part, anti-aging agent 0.8-1.5 part, sulphur 2-4 part.
2. oil resistant seal gum according to claim 1, is characterized in that: described oil resistant seal gum is made up of each component of following mass fraction: paracril 55 parts, viton 18 parts, 1.3 parts, glass fibre, 4 parts, calcium carbonate, Methyl Hydrogen Polysiloxane Fluid 1.5 parts, stearic acid 1.5 parts, magnesium dimethacrylate 1.5 parts, vinyl carbinol 1.5 parts, oleic acid diethanolamine boric acid ester 2.5 parts, 1.5 parts, paraffin, aromatic hydrocarbon oil 0.3 part, diacetyl peroxide 1 part, 9 parts, aluminum oxide, white carbon black 4 parts, 1.1 parts, anti-aging agent, 3 parts, sulphur.
3. the preparation method of the oil resistant seal gum described in claim 1 or 2, it is characterized in that: be that mixing after the paracril of formula ratio and viton respectively thin-pass is added mill, again all the other each components are added in mill and carry out mixingly obtaining rubber unvulcanizate to slice after evenly, rubber unvulcanizate is carried out one step cure, control curing temperature is 155-165 DEG C, curing time is 30-40 minute, and sulfide stress is 9-12MPa; In the baking oven of 150-170 DEG C, carry out 1 hour post vulcanization again after being taken out by rubber, obtain oil resistant seal gum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510215459.8A CN104817965A (en) | 2015-04-30 | 2015-04-30 | Oil-resistant sealant and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510215459.8A CN104817965A (en) | 2015-04-30 | 2015-04-30 | Oil-resistant sealant and preparation method thereof |
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| CN104817965A true CN104817965A (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510215459.8A Pending CN104817965A (en) | 2015-04-30 | 2015-04-30 | Oil-resistant sealant and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113502007A (en) * | 2021-08-04 | 2021-10-15 | 苏州弗莱依格密封科技有限公司 | High-extensibility flame-retardant rubber sealing ring and production process and edge removing device thereof |
-
2015
- 2015-04-30 CN CN201510215459.8A patent/CN104817965A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113502007A (en) * | 2021-08-04 | 2021-10-15 | 苏州弗莱依格密封科技有限公司 | High-extensibility flame-retardant rubber sealing ring and production process and edge removing device thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150805 |