CN107936324A - A kind of sealing elastomeric material and preparation method thereof - Google Patents
A kind of sealing elastomeric material and preparation method thereof Download PDFInfo
- Publication number
- CN107936324A CN107936324A CN201711317083.7A CN201711317083A CN107936324A CN 107936324 A CN107936324 A CN 107936324A CN 201711317083 A CN201711317083 A CN 201711317083A CN 107936324 A CN107936324 A CN 107936324A
- Authority
- CN
- China
- Prior art keywords
- elastomeric material
- mass ratio
- sealing
- fire retardant
- accounting
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention discloses a kind of sealing elastomeric material and preparation method thereof, belongs to sealing material technical field, and material is made of major ingredient, auxiliary material, fire retardant, softening agent, the first additive and Second addition；Preparation method, including feed intake, heat up, stir and mill.The sealing is used for the preparation of motor Upper gasket material with elastomeric material, its with wearability it is good, be not susceptible to deformation under high pressure, the advantages that service life is long.
Description
Technical field
The present invention relates to sealing material technical field, in particular to a kind of sealing elastomeric material and preparation method thereof.
Background technology
Gasket used in existing motor is easily deformed upon due to bearing larger pressure after prolonged use, or
Face is in contact with it under the action of vibrations repeatedly friction occurs and produces abrasion, and then cause seal failure, service life is limited,
Just needed replacing within the time limit shorter, one waste the material cost of gasket, and two add the dismounting frequency of motor, no
Beneficial to being smoothed out for production.
The content of the invention
In order to solve the above-mentioned technical problem, sealing elastomeric material of the present invention and preparation method thereof, for motor
The preparation of Upper gasket material, its wearability is good, is not susceptible to deformation under high pressure, service life length.
To achieve the above object, a kind of sealing elastomeric material designed by the present invention, by major ingredient, auxiliary material, fire retardant, soft
Agent, the first additive and Second addition are formed；
The major ingredient is butyronitrile rubber, and the mass ratio for accounting for elastomeric material is 35% ~ 40%；
The auxiliary material is the mixture of N770 carbon blacks, white carbon and calcium carbonate, and the mass ratio for accounting for elastomeric material is 25% ~ 30%；
The fire retardant is aluminium hydroxide and the mixture of chlorinated paraffin, and the mass ratio for accounting for elastomeric material is 15% ~ 20%；
The softening agent is dibutyl ester, and the mass ratio for accounting for elastomeric material is 1.5% ~ 2%；
First additive is zinc oxide, stearic acid, anti-aging agent RD, Rhein dissipate the mixture of 25 and PEG4000, accounts for rubber material
The mass ratio of material is 10% ~ 20%；
The Second addition is the mixture of S-80, CBS, TMTD and BZ, and the mass ratio for accounting for elastomeric material is 1.5% ~ 2%.
N770 carbon blacks are a kind of semi-reinforcing hydrocarbon blacks, can assign sizing material high elongation rate, low-heat-generation, high resiliency and well resistance to
Ageing properties etc..
Rhein dissipates 25 and is made of aliphatic acid and isoalkane wax, is a kind of auxiliary agent used in rubber industry, can improve glue
The plasticizing capacity and mobile performance of material.
Anti-aging agent RD is mainly used as rubber antioxidant, also known as 2, and 2,4- trimethyl -1,2- dihyaroquinoline condensates, are applicable in
In the synthetic rubber such as natural gum and butyronitrile, butylbenzene, second third and neoprene.It is splendid to aging protection effect caused by heat and oxygen.
S-80 is a kind of vulcanizing agent, it passes through 80% sulphur and 20% high polymer（Ethylene propylene diene rubber, acrylic rubber etc.）
Pre-dispersed obtained rubber master batch, appearance is in yellow, and proportion 1.96-2.07g/cm3,112.8-119.3 DEG C of fusing point, is dissolved in
Carbon disulfide, carbon tetrachloride and benzene, it is not soluble in water, ethanol and ether are slightly dissolved in, makes sizing material that there is preferably dispersiveness, product matter
Measure more stable.
CBS is a kind of New Fluorescent Whitening Agent.With excellent chlorine-resistant drift, acid and alkali-resistance, sun-resistant performance, product can be improved
Performance, improve product inherent quality.
TMTD is a kind of accelerating agent, also known as the double thiamides of two sulphur of N, N- tetramethyl, for promoting rubber to synthesize.
BZ is also a kind of accelerating agent, and the vulcanization for natural rubber, butadiene-styrene rubber, isoamyl glue and its latex agent promotes.
As the preferred of above-mentioned technical proposal, in the auxiliary material, the mass ratio of N770 carbon blacks, white carbon and calcium carbonate is 5:
1.5:5~5:2:6。
As the preferred of above-mentioned technical proposal, in the fire retardant, the mass ratio of aluminium hydroxide and chlorinated paraffin is 3:4~
3:5。
As the preferred of above-mentioned technical proposal, in first additive, zinc oxide, stearic acid, anti-aging agent RD, Rhein dissipate
The mass ratio of 25 and PEG4000 is 4:1:1:1.5:0.5~4:1.5:1.5:2:1.
As the preferred of above-mentioned technical proposal, in the Second addition, the mass ratio of S-80, CBS, TMTD and BZ are 1:
1:0.1:1~1:1.2:0.3:1.2。
As the preferred of above-mentioned technical proposal, the mass ratio that the major ingredient accounts for elastomeric material is 38%.
As the preferred of above-mentioned technical proposal, the mass ratio that the auxiliary material accounts for elastomeric material is 27%.
As the preferred of above-mentioned technical proposal, the mass ratio that the fire retardant accounts for elastomeric material is 18%, and the softening agent accounts for
The mass ratio of elastomeric material is 1.7%.
A kind of preparation method of sealing elastomeric material, includes the following steps：
1. launching major ingredient, fire retardant and the first additive in batching kettle, 90 ~ 95 DEG C are warming up to；
2. adding 50% ~ 55% auxiliary material, 93 ~ 98 DEG C are continuously heating to；
3. adding remaining auxiliary material, continue to heat up；
4. adding Second addition and softening agent when being warming up to 100 DEG C, continue to heat up；
5. be warming up to 105 DEG C, stirring is opened, continues to heat up；
6. being warming up to 115 DEG C, sizing material discharge in kettle is placed on open mill and carries out mill, mill postcooling.
As the preferred of above-mentioned technical proposal, the step 6. in, first roll spacing is adjusted to 5mm during mill, tabletting once,
Roll spacing is adjusted to 1 ~ 1.5mm again, tabletting three times, then roll spacing is adjusted to 5mm, tabletting can cooled down twice.
Compared with prior art, the present invention haing the following advantages and beneficial effect：
The sealing with elastomeric material be used for motor Upper gasket material preparation, its with wearability it is good, be not susceptible under high pressure
The advantages that deformation, service life is long.
Embodiment
With reference to specific embodiment, the present invention is described in further detail：
The each component accounting of elastomeric material described in 11 ~ embodiment of embodiment 4 of table
Material mass ratio in elastomeric material component described in 21 ~ embodiment of embodiment 4 of table
A kind of preparation method of sealing elastomeric material, includes the following steps：
1. launching major ingredient, fire retardant and the first additive in batching kettle, 90 ~ 95 DEG C are warming up to；
2. adding 50% ~ 55% auxiliary material, 93 ~ 98 DEG C are continuously heating to；
3. adding remaining auxiliary material, continue to heat up；
4. adding Second addition and softening agent when being warming up to 100 DEG C, continue to heat up；
5. be warming up to 105 DEG C, stirring is opened, continues to heat up；
6. being warming up to 115 DEG C, sizing material discharge in kettle is placed on open mill and carries out mill, during mill first roll spacing adjust to
5mm, tabletting once, then by roll spacing are adjusted to 1 ~ 1.5mm, and tabletting three times, then by roll spacing is adjusted to 5mm, and tabletting twice can be into
Row cooling, after cooling.
Elastomeric material preparation method described in 31 ~ embodiment of embodiment 4 of table is related to parameter
Lifting of the elastomeric material performance parameter compared with current material described in 41 ~ embodiment of embodiment 4 of table
Claims (10)
- A kind of 1. sealing elastomeric material, it is characterised in that：By major ingredient, auxiliary material, fire retardant, softening agent, the first additive and Two additives are formed；The major ingredient is butyronitrile rubber, and the mass ratio for accounting for elastomeric material is 35% ~ 40%；The auxiliary material is the mixture of N770 carbon blacks, white carbon and calcium carbonate, and the mass ratio for accounting for elastomeric material is 25% ~ 30%；The fire retardant is aluminium hydroxide and the mixture of chlorinated paraffin, and the mass ratio for accounting for elastomeric material is 15% ~ 20%；The softening agent is dibutyl ester, and the mass ratio for accounting for elastomeric material is 1.5% ~ 2%；First additive is zinc oxide, stearic acid, anti-aging agent RD, Rhein dissipate the mixture of 25 and PEG4000, accounts for rubber material The mass ratio of material is 10% ~ 20%；The Second addition is the mixture of S-80, CBS, TMTD and BZ, and the mass ratio for accounting for elastomeric material is 1.5% ~ 2%.
- 2. one kind sealing elastomeric material according to claim 1, it is characterised in that：It is N770 carbon blacks, white in the auxiliary material The mass ratio of carbon black and calcium carbonate is 5:1.5:5~5:2:6.
- 3. one kind sealing elastomeric material according to claim 1, it is characterised in that：In the fire retardant, aluminium hydroxide Mass ratio with chlorinated paraffin is 3:4~3:5.
- 4. one kind sealing elastomeric material according to claim 1, it is characterised in that：In first additive, oxidation The mass ratio that zinc, stearic acid, anti-aging agent RD, Rhein dissipate 25 and PEG4000 is 4:1:1:1.5:0.5~4:1.5:1.5:2:1.
- 5. one kind sealing elastomeric material according to claim 1, it is characterised in that：In the Second addition, S-80, The mass ratio of CBS, TMTD and BZ are 1:1:0.1:1~1:1.2:0.3:1.2.
- 6. one kind sealing elastomeric material according to claim 1, it is characterised in that：The major ingredient accounts for the matter of elastomeric material Amount is than being 38%.
- 7. one kind sealing elastomeric material according to claim 1, it is characterised in that：The auxiliary material accounts for the matter of elastomeric material Amount is than being 27%.
- 8. one kind sealing elastomeric material according to claim 1, it is characterised in that：The fire retardant accounts for elastomeric material Mass ratio is 18%, and the mass ratio that the softening agent accounts for elastomeric material is 1.7%.
- 9. a kind of preparation method of sealing elastomeric material, it is characterised in that include the following steps：1. launching major ingredient, fire retardant and the first additive in batching kettle, 90 ~ 95 DEG C are warming up to；2. adding 50% ~ 55% auxiliary material, 93 ~ 98 DEG C are continuously heating to；3. adding remaining auxiliary material, continue to heat up；4. adding Second addition and softening agent when being warming up to 100 DEG C, continue to heat up；5. be warming up to 105 DEG C, stirring is opened, continues to heat up；6. being warming up to 115 DEG C, sizing material discharge in kettle is placed on open mill and carries out mill, mill postcooling.
- A kind of 10. preparation method of sealing elastomeric material according to claim 9, it is characterised in that：The step is 6. In, first roll spacing is adjusted to 5mm during mill, tabletting once, then by roll spacing is adjusted to 1 ~ 1.5mm, tabletting three times, then by roll spacing tune Section to 5mm, tabletting can be cooled down twice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711317083.7A CN107936324A (en) | 2017-12-12 | 2017-12-12 | A kind of sealing elastomeric material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711317083.7A CN107936324A (en) | 2017-12-12 | 2017-12-12 | A kind of sealing elastomeric material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107936324A true CN107936324A (en) | 2018-04-20 |
Family
ID=61943856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711317083.7A Pending CN107936324A (en) | 2017-12-12 | 2017-12-12 | A kind of sealing elastomeric material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107936324A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108822359A (en) * | 2018-07-23 | 2018-11-16 | 安徽立信橡胶科技有限公司 | A kind of modified butadiene acrylonitrile rubber formula |
| CN112795063A (en) * | 2021-01-25 | 2021-05-14 | 安徽欣鼎高分子材料有限公司 | N-pentane-resistant environment-friendly rubber composition and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1746211A (en) * | 2004-09-06 | 2006-03-15 | 刘明辉 | Fire-retardant rubber plate |
| US20060263556A1 (en) * | 2003-09-15 | 2006-11-23 | Dayco Products, Llc | Elastomer compositions for use in a hydrocarbon resistant hose |
| CN103642094A (en) * | 2013-11-15 | 2014-03-19 | 蚌埠赛英电子科技发展有限公司 | Rubber gasket material used for valves, and preparation method thereof |
| CN105949541A (en) * | 2016-06-20 | 2016-09-21 | 苏州友隆橡塑精密制造有限公司 | Rubber sealing ring and technology for preparing sealing ring |
-
2017
- 2017-12-12 CN CN201711317083.7A patent/CN107936324A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060263556A1 (en) * | 2003-09-15 | 2006-11-23 | Dayco Products, Llc | Elastomer compositions for use in a hydrocarbon resistant hose |
| CN1746211A (en) * | 2004-09-06 | 2006-03-15 | 刘明辉 | Fire-retardant rubber plate |
| CN103642094A (en) * | 2013-11-15 | 2014-03-19 | 蚌埠赛英电子科技发展有限公司 | Rubber gasket material used for valves, and preparation method thereof |
| CN105949541A (en) * | 2016-06-20 | 2016-09-21 | 苏州友隆橡塑精密制造有限公司 | Rubber sealing ring and technology for preparing sealing ring |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108822359A (en) * | 2018-07-23 | 2018-11-16 | 安徽立信橡胶科技有限公司 | A kind of modified butadiene acrylonitrile rubber formula |
| CN112795063A (en) * | 2021-01-25 | 2021-05-14 | 安徽欣鼎高分子材料有限公司 | N-pentane-resistant environment-friendly rubber composition and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106543505B (en) | A kind of high-performance acrylonitrile butadiene packing material and preparation method thereof | |
| CN102050971B (en) | Flame-retardant thermosetting nitrile/polyvinyl chloride (PVC) rubber for wires and cables | |
| CN106832448A (en) | A kind of tread rubber for preparing high-performance tire | |
| CN101987889A (en) | Rubber and plastic alloy material | |
| CN104558974A (en) | Modified fluororubber compounded stock and preparation method thereof | |
| CN103113641A (en) | Low-hardness high-fatigue-drawing-resistance flame-retardant steel wire rope core conveyer belt core rubber and preparation method thereof | |
| CN103642097A (en) | Preparation method of nitrile butadiene rubber for preparing seal ring of floating oil seal with high wear resistance | |
| CN104072830B (en) | A kind of wear-resisting ageing-resistant rubber material | |
| CN104788760A (en) | Cover rubber simultaneously using chemigum and chlorinated polyethylene for oil-proof flame-retardant conveyer belt | |
| CN1986625A (en) | Damping rubber block material for automobile | |
| CN105733102A (en) | Environment-friendly anti-blooming ethylene propylene rubber compound | |
| CN107936324A (en) | A kind of sealing elastomeric material and preparation method thereof | |
| CN104592589A (en) | Nitrile rubber/polyvinyl chloride composite material and preparation method thereof | |
| CN105111642B (en) | A kind of 4 third fluorubber with low compression set performance and preparation method thereof | |
| CN104861224A (en) | Rubber compound for outsoles of insulated industrial rubber boots and preparation method of rubber compound | |
| JP5303090B2 (en) | Elastic resin composition | |
| CN104231976A (en) | Heat-resistant conveyor belt covering rubber | |
| CN113652031A (en) | Low-compression permanent deformation low-temperature-resistant EPDM (ethylene-propylene-diene monomer) sealing strip as well as preparation method and application thereof | |
| CN101955601B (en) | Chloroprene rubber improved by employing ionomer | |
| CN107857909A (en) | A kind of check-valves elastomeric material and preparation method thereof | |
| CN112521667A (en) | Composite rubber, high-wear-resistance sealing element composite material and preparation method thereof | |
| CN107337859A (en) | Oil-immersed pump electric power cable oil resistant EP rubbers sheath material and preparation method thereof | |
| JP6821980B2 (en) | Rubber composition containing antistatic agent and method for producing the same | |
| JP2018184498A (en) | Method for producing rubber composition for tire | |
| CN105017585A (en) | Styrene butadiene rubber formula |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for 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: 20180420 |