CN103497501A - Calcium fluoride-containing rubber seal ring material and preparation method thereof - Google Patents
Calcium fluoride-containing rubber seal ring material and preparation method thereof Download PDFInfo
- Publication number
- CN103497501A CN103497501A CN201310437760.4A CN201310437760A CN103497501A CN 103497501 A CN103497501 A CN 103497501A CN 201310437760 A CN201310437760 A CN 201310437760A CN 103497501 A CN103497501 A CN 103497501A
- Authority
- CN
- China
- Prior art keywords
- calcium fluoride
- rubber seal
- fluorspan
- resistance
- seal ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention discloses a calcium fluoride-containing rubber seal ring material and a preparation method thereof. The material is prepared from the following raw materials: polyurethane rubber, calcium fluoride, N,N'-1,3-phenylene bismaleimide, vulcanizing agent PDM, di(dioctylpyrophosphato) ethylene titanate, antioxidant DSTP, modified bauxite, azelate and fatty alcohol-polyoxyethylene ether. The rubber seal ring material prepared by adopting polyurethane rubber as a main material has excellent performances of low price, high hardness, good strength, high elasticity, high wear resistance, tearing resistance, aging resistance, ozone resistance and radiation resistance; the modified bauxite is added in the raw materials, so that the internal binding force of the rubber seal ring can be increased, the performances of the rubber seal ring, such as elasticity, aging resistance, ozone resistance, tearing resistance and the like, can be effectively improved.
Description
Technical field
The present invention relates to a kind of sealing ring material, be specifically related to a kind of rubber seal loop material that contains Calcium Fluoride (Fluorspan) and preparation method thereof.
Background technology
Rubber has good over-all properties, with metal bonding, mechanical property, fatigue property, ageing-resistant, heat-dissipating is low etc., and performance is all higher, rubber seal is applied in all trades and professions, but it is short that current rubber seal usually runs into work-ing life, the bad problem such as heat-resisting, oil resistant, anti-ozone, tensile strength are low, people also constantly improve the specification of quality of rubber seal, in the urgent need to a kind of high performance durable rubber sealing ring material.
Summary of the invention
The object of the present invention is to provide a kind of rubber seal loop material that contains Calcium Fluoride (Fluorspan) and preparation method thereof.
The present invention adopts following technical scheme to achieve these goals:
The rubber seal loop material that contains Calcium Fluoride (Fluorspan), the weight part of its constitutive material is: urethanes 85-100, Calcium Fluoride (Fluorspan) 24-28, N, penylene bismaleimides 3.5-4.0, vulcanizing agent PDM 0.1-0.3, Di(dioctylpyrophosphato) ethylene titanate 4.3-4.8, oxidation inhibitor DSTP 2.0-2.5, modified aluminium vanadine 6.0-7.0, azelate 0.6-0.8 and fatty alcohol-polyoxyethylene ether 0.8-1.5 between N'-.
The rubber seal loop material that contains Calcium Fluoride (Fluorspan), the weight part of its constitutive material is: urethanes 93, Calcium Fluoride (Fluorspan) 26, N, penylene bismaleimides 3.8, vulcanizing agent PDM 0.2, Di(dioctylpyrophosphato) ethylene titanate 4.5, oxidation inhibitor DSTP 2.2, modified aluminium vanadine 6.5, azelate 0.7 and fatty alcohol-polyoxyethylene ether 1.2 between N'-.
The preparation method of the rubber seal loop material that contains Calcium Fluoride (Fluorspan) comprises the following steps:
(1) preparation of modified aluminium vanadine:
A: take aluminium vanadine 15-20 part, Zirconium tetrafluoride 2.0-3.5 part, stalk ashes 2.7-3.3 part, vermiculite power 3.0-4.5 part, loess 3.8-4.5 part, carry out sintering 3-4 hour after mixing, control temperature 600-700 ℃, pulverize stand-by;
B: the compound after above-mentioned steps (a) pulverizing is added in sodium hydrogen carbonate solution and soaks 3-4h, pull out, dry at 50-60 ℃ of temperature;
C: add 4.8-5.2 part Silane coupling agent KH550,3.7-4.3 part terephthalate and 1.5-2.0 part polyvinylpyrrolidone in the compound after step (b) is dried, the 1-2h that stirs, obtain;
(2) weight part by constitutive material drops in Banbury mixer by urethanes the 3-5 minute that plasticates, then add Calcium Fluoride (Fluorspan), fatty alcohol-polyoxyethylene ether and N, penylene bismaleimides between N'-, mediate 10-12 minute, discharging, be cooled to below 40 ℃ drop in mill;
(3) the modified aluminium vanadine that adds by weight step (1) to prepare in the mill of step (2) and other constitutive material, mixing evenly rear thin-pass once goes out film;
(4) film of step (3) is cut into and produce required moldings, with evacuated flat panel vulcanizer heating mould, to 160-170 ℃, then the film cut out is put into to die cavity, matched moulds is vulcanized 120-130 and is taken out goods after second, removes rim charge, gets product.
Beneficial effect of the present invention:
It is major ingredient that the present invention adopts urethanes, cheap, have that hardness is high, intensity good, snappiness, high-wearing feature, tear-resistant, ageing-resistant, anti-ozone and radiation hardness premium properties, and added the modified aluminium vanadine in raw material, internal bond strength that can the Reinforced Rubber sealing-ring, effectively improve the elasticity of rubber seal, ageing-resistant, anti-ozone and tear-resistant performance etc.
Embodiment
Embodiment 1: the rubber seal loop material that contains Calcium Fluoride (Fluorspan), the weight part of its constitutive material (kg) is: urethanes 93, Calcium Fluoride (Fluorspan) 26, N, penylene bismaleimides 3.8, vulcanizing agent PDM 0.2, Di(dioctylpyrophosphato) ethylene titanate 4.5, oxidation inhibitor DSTP 2.2, modified aluminium vanadine 6.5, azelate 0.7 and fatty alcohol-polyoxyethylene ether 1.2 between N'-.
The preparation method of the rubber seal loop material that contains Calcium Fluoride (Fluorspan) comprises the following steps:
(1) preparation of modified aluminium vanadine:
A: take aluminium vanadine 18kg, Zirconium tetrafluoride 2.8kg, stalk ashes 3.0kg, vermiculite power 3.8kg, loess 4.2kg, carry out sintering after mixing 3 hours, control 650 ℃ of temperature, pulverize stand-by;
B: the compound after above-mentioned steps (a) pulverizing is added in sodium hydrogen carbonate solution and soaks 3.5h, pull out, dry at 55 ℃ of temperature;
C: add 5.0kg Silane coupling agent KH550,4.0kg terephthalate and 1.8kg polyvinylpyrrolidone in the compound after step (b) is dried, the 1-2h that stirs, obtain;
(2) weight part by constitutive material drops into urethanes in Banbury mixer and plasticates 4 minutes, then adds Calcium Fluoride (Fluorspan), fatty alcohol-polyoxyethylene ether and N, and penylene bismaleimides between N'-is mediated 11 minutes, and discharging is cooled to below 40 ℃ drop in mill;
(3) the modified aluminium vanadine that adds by weight step (1) to prepare in the mill of step (2) and other constitutive material, mixing evenly rear thin-pass once goes out film;
(4) film of step (3) is cut into and produce required moldings, with evacuated flat panel vulcanizer heating mould to 165 ℃, then the film cut out is put into to die cavity, matched moulds was vulcanized after 125 seconds takes out goods, removes rim charge, gets product.
The Performance Detection of the rubber seal made by embodiment 1 is as follows:
1, life-time service under 198 ℃ of temperature condition, 100 ℃ * 70h compression set is below 11.7%; 2, hardness (A) 58; 3, tensile strength (Mpa) 13.2; 4; Anti-ozone (40 ± 1) ℃ * (50 ± 5) PPhm * 20% stretching * 500h is without be full of cracks.
Claims (3)
1. a rubber seal loop material that contains Calcium Fluoride (Fluorspan), the weight part that it is characterized in that its constitutive material is: urethanes 85-100, Calcium Fluoride (Fluorspan) 24-28, N, penylene bismaleimides 3.5-4.0, vulcanizing agent PDM 0.1-0.3, Di(dioctylpyrophosphato) ethylene titanate 4.3-4.8, oxidation inhibitor DSTP 2.0-2.5, modified aluminium vanadine 6.0-7.0, azelate 0.6-0.8 and fatty alcohol-polyoxyethylene ether 0.8-1.5 between N'-.
2. the rubber seal loop material that contains Calcium Fluoride (Fluorspan) according to claim 1, the weight part that it is characterized in that its constitutive material is: urethanes 93, Calcium Fluoride (Fluorspan) 26, N, penylene bismaleimides 3.8, vulcanizing agent PDM 0.2, Di(dioctylpyrophosphato) ethylene titanate 4.5, oxidation inhibitor DSTP 2.2, modified aluminium vanadine 6.5, azelate 0.7 and fatty alcohol-polyoxyethylene ether 1.2 between N'-.
3. the preparation method of a rubber seal loop material that contains Calcium Fluoride (Fluorspan) as claimed in claim 1 is characterized in that comprising the following steps:
(1) preparation of modified aluminium vanadine:
A: take aluminium vanadine 15-20 part, Zirconium tetrafluoride 2.0-3.5 part, stalk ashes 2.7-3.3 part, vermiculite power 3.0-4.5 part, loess 3.8-4.5 part, carry out sintering 3-4 hour after mixing, control temperature 600-700 ℃, pulverize stand-by;
B: the compound after above-mentioned steps (a) pulverizing is added in sodium hydrogen carbonate solution and soaks 3-4h, pull out, dry at 50-60 ℃ of temperature;
C: add 4.8-5.2 part Silane coupling agent KH550,3.7-4.3 part terephthalate and 1.5-2.0 part polyvinylpyrrolidone in the compound after step (b) is dried, the 1-2h that stirs, obtain;
(2) weight part by constitutive material drops in Banbury mixer by urethanes the 3-5 minute that plasticates, then add Calcium Fluoride (Fluorspan), fatty alcohol-polyoxyethylene ether and N, penylene bismaleimides between N'-, mediate 10-12 minute, discharging, be cooled to below 40 ℃ drop in mill;
(3) the modified aluminium vanadine that adds by weight step (1) to prepare in the mill of step (2) and other constitutive material, mixing evenly rear thin-pass once goes out film;
(4) film of step (3) is cut into and produce required moldings, with evacuated flat panel vulcanizer heating mould, to 160-170 ℃, then the film cut out is put into to die cavity, matched moulds is vulcanized 120-130 and is taken out goods after second, removes rim charge, gets product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310437760.4A CN103497501A (en) | 2013-09-24 | 2013-09-24 | Calcium fluoride-containing rubber seal ring material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310437760.4A CN103497501A (en) | 2013-09-24 | 2013-09-24 | Calcium fluoride-containing rubber seal ring material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103497501A true CN103497501A (en) | 2014-01-08 |
Family
ID=49862767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310437760.4A Pending CN103497501A (en) | 2013-09-24 | 2013-09-24 | Calcium fluoride-containing rubber seal ring material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103497501A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115637039A (en) * | 2022-10-29 | 2023-01-24 | 贵州红阳机械有限责任公司 | Low-compression-set polyurethane rubber and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1483940A (en) * | 1973-10-18 | 1977-08-24 | Teroson Gmbh | Thermosetting sealing materials |
| CN1439825A (en) * | 2002-04-29 | 2003-09-03 | 甘肃工业大学 | Rubber sealed rings |
| WO2009117301A1 (en) * | 2008-03-19 | 2009-09-24 | Lubrizol Advanced Materials, Inc. | Halogen flame retardant thermoplastic polyurethane |
| CN102093699A (en) * | 2010-12-17 | 2011-06-15 | 绍兴文理学院 | Inorganic particle filler modified polyurethane wear-resistance and water-resistance sealing material and preparation method thereof |
| CN102585483A (en) * | 2011-12-30 | 2012-07-18 | 合肥市石川工程机械有限公司 | Rubber material for prestressing ultrahigh pressure jack sealing ring and preparation method for rubber material |
-
2013
- 2013-09-24 CN CN201310437760.4A patent/CN103497501A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1483940A (en) * | 1973-10-18 | 1977-08-24 | Teroson Gmbh | Thermosetting sealing materials |
| CN1439825A (en) * | 2002-04-29 | 2003-09-03 | 甘肃工业大学 | Rubber sealed rings |
| WO2009117301A1 (en) * | 2008-03-19 | 2009-09-24 | Lubrizol Advanced Materials, Inc. | Halogen flame retardant thermoplastic polyurethane |
| CN102093699A (en) * | 2010-12-17 | 2011-06-15 | 绍兴文理学院 | Inorganic particle filler modified polyurethane wear-resistance and water-resistance sealing material and preparation method thereof |
| CN102585483A (en) * | 2011-12-30 | 2012-07-18 | 合肥市石川工程机械有限公司 | Rubber material for prestressing ultrahigh pressure jack sealing ring and preparation method for rubber material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115637039A (en) * | 2022-10-29 | 2023-01-24 | 贵州红阳机械有限责任公司 | Low-compression-set polyurethane rubber and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103408815B (en) | A kind of high-temperature resistant rubber sealing ring material and preparation method thereof | |
| CN102399385B (en) | High-performance explosion-proof rubber sealing cover and preparation method thereof | |
| CN101962451B (en) | Bead wire coating compound for aircraft radial-ply tire | |
| CN103589022B (en) | The cold-resistant modified chloroprene rubber CABLE MATERIALS of a kind of tear-proof | |
| CN102367292B (en) | Thermal-ageing-resistant rubber and preparation method thereof | |
| CN103602012B (en) | A kind of shock-resistant heatproof modification fluorubber CABLE MATERIALS | |
| CN102585313A (en) | Nitrile rubber glue material of oil-proof sealing element and preparation method thereof | |
| CN104277264A (en) | High-temperature-resistant synthetic rubber for color sorter and preparation method of high-temperature-resistant synthetic rubber | |
| CN103524807A (en) | Modified nitrile rubber cable material | |
| CN102558629A (en) | Ageing-resistant and cold-resistant rubber | |
| CN103497501A (en) | Calcium fluoride-containing rubber seal ring material and preparation method thereof | |
| CN101781416B (en) | Negative ion high-pressure hose and preparation method thereof | |
| CN102367293A (en) | High heat resistance and aging resistance rubber, and its preparation method | |
| CN103408817B (en) | A kind of oil-proofness Rubber seal material and preparation method thereof | |
| CN103497438A (en) | Active calcium powder-containing rubber seal ring material and preparation method thereof | |
| CN102604176B (en) | White carbon black reinforced chloroprene rubber covering rubber and preparation method thereof | |
| CN103408818B (en) | A kind of take chloroprene rubber as Rubber seal material of major ingredient and preparation method thereof | |
| CN102634122A (en) | Cold-resistant rubber material for sheath wire and manufacturing method of cold-resistant rubber material for sheath wire | |
| CN103724834A (en) | Electrical insulation sealing ring | |
| CN102585315B (en) | Oil-resisting heat-resisting seal piece size and preparation method thereof | |
| CN102174152B (en) | Method for preparing reinforcing anti-aging co-crosslinked elastomer | |
| CN102850673A (en) | Bladder rubber and its preparation method | |
| CN103497440A (en) | Anti-stretch rubber seal ring material and preparation method thereof | |
| CN103497499A (en) | Nano-pottery clay-containing rubber seal ring material and preparation method thereof | |
| CN101955601A (en) | Chloroprene rubber improved by employing ionomer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140108 |
|
| RJ01 | Rejection of invention patent application after publication |