CN112898775A - Heat-resistant pressure-resistant automobile silica gel plug and processing method thereof - Google Patents
Heat-resistant pressure-resistant automobile silica gel plug and processing method thereof Download PDFInfo
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- CN112898775A CN112898775A CN202011370815.0A CN202011370815A CN112898775A CN 112898775 A CN112898775 A CN 112898775A CN 202011370815 A CN202011370815 A CN 202011370815A CN 112898775 A CN112898775 A CN 112898775A
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- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
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- 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
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- 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
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/01—Hydrocarbons
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- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
- C08K7/26—Silicon- containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- 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
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
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- 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
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- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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Abstract
The invention discloses a heat-resistant and pressure-resistant automobile silica gel plug and a processing method thereof, belonging to the technical field of rubber parts, and comprising 80-100 parts by weight of silicone rubber, 5-10 parts by weight of iron oxide red, 2-6 parts by weight of a high-temperature agent, 1-3 parts by weight of pigment red, 1-3 parts by weight of pigment yellow, 1-3 parts by weight of pigment blue, 1-3 parts by weight of 2, 5-dimethyl-2, 5-dihexyl, 5-10 parts by weight of white carbon black and 5-15 parts by weight of nano calcium; the invention solves the problems of low use temperature, easy cracking, poor sealing performance, easy aging and short service life of the automobile plug in the prior art.
Description
Technical Field
The invention relates to the technical field of rubber parts, in particular to a heat-resistant and pressure-resistant automobile silica gel plug and a processing method thereof.
Background
The general automobile plug is made of materials such as nitrile rubber, natural rubber, ethylene propylene diene monomer rubber, polyvinyl chloride and the like. The automobile plug has low use pressure and poor sealing performance, and is easy to age, crack and lose the function of the automobile plug under the action of external force for a long time. Especially, the explosion is easily generated in the places with high temperature requirements or pressure containers, and the use requirements of automobiles cannot be met to a certain extent. The automobile plug aims at the problems that in the prior art, an automobile plug is unreasonable in structure, low in use temperature, easy to crack, poor in sealing performance, easy to age and short in service life, and can not meet the market requirements far away.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a heat-resistant pressure-resistant automobile silica gel plug and a processing method thereof, and solves the problems that the automobile plug in the prior art is low in use temperature, easy to crack, poor in sealing performance, easy to age and short in service life.
The purpose of the invention can be realized by the following technical scheme:
the heat-resistant and pressure-resistant automobile silica gel plug comprises 80-100 parts by weight of silicone rubber, 5-10 parts by weight of iron oxide red, 2-6 parts by weight of a high-temperature agent, 1-3 parts by weight of pigment red, 1-3 parts by weight of pigment yellow, 1-3 parts by weight of pigment blue, 1-3 parts by weight of 2, 5-dimethyl-2, 5-dihexyl, 5-10 parts by weight of white carbon black and 5-15 parts by weight of nano calcium.
As a preferable scheme of the invention, the heat-resistant and pressure-resistant automobile silica gel plug comprises 80 parts by weight of silicone rubber, 5 parts by weight of iron oxide red, 2 parts by weight of a high-temperature agent, 1 part by weight of pigment red, 1 part by weight of pigment yellow, 1 part by weight of pigment blue, 1 part by weight of 2, 5-dimethyl-2, 5-dihexyl, 5 parts by weight of white carbon black and 5 parts by weight of nano calcium.
As a preferable scheme of the invention, the heat-resistant and pressure-resistant automobile silica gel plug comprises the following components, by weight, 100 parts of silicone rubber, 10 parts of iron oxide red, 6 parts of a high-temperature agent, 3 parts of pigment red, 3 parts of pigment yellow, 3 parts of pigment blue, 3 parts of 2, 5-dimethyl-2, 5-dihexyl, 10 parts of white carbon black and 15 parts of nano calcium.
As a preferable scheme of the invention, the heat-resistant and pressure-resistant automobile silica gel plug comprises 90 parts by weight of silicone rubber, 8 parts by weight of iron oxide red, 4 parts by weight of a high-temperature agent, 2 parts by weight of pigment red, 2 parts by weight of pigment yellow, 2 parts by weight of pigment blue, 2 parts by weight of 2, 5-dimethyl-2, 5-dihexyl, 7 parts by weight of white carbon black and 10 parts by weight of nano calcium.
The processing method of the heat-resistant pressure-resistant automobile silica gel plug is characterized by comprising the following steps of:
s1: according to the weight portion, 80-100 portions of silicon rubber which is a material for forming the plug are put into a 14-inch rubber mixing mill, the roll nip is 3-5mm, and the mixture is stirred for 3-5 minutes; then sequentially adding 5-10 parts of iron oxide red, 2-6 parts of a high-temperature agent, 1-3 parts of pigment red, 1-3 parts of pigment yellow, 1-3 parts of pigment blue, 1-3 parts of 2, 5-dimethyl-2, 5-dihexyl, 5-10 parts of white carbon black and 5-15 parts of nano calcium; after the powder is completely eaten and the color is uniform, two triangular bags are made;
s2: adhering glue on the placed silicon rubber on polyester fabric through a three-roller calender, wherein the total thickness of the glue and the fabric is 1-2 mm; cutting the adhesive tape and the rubber sheet into a certain length and width, and shaping on a shaping machine, wherein the shaped semi-finished product needs to be weighed for later use;
s3: setting the vulcanizing temperature of the flat plate, wherein the upper mold is 160-180 ℃, the lower mold is 160-180 ℃, and the mold is placed into a flat vulcanizing machine and heated; after the temperature is raised to the specified temperature, preserving the heat for 30 minutes; weighing the formed semi-finished product, putting the weighed semi-finished product into a mold cavity, starting a machine, and pressing the mold; and taking out the product after vulcanization is finished.
The invention has the beneficial effects that:
the invention provides a terylene fabric which is made of silica gel, reinforced by terylene cloth in the middle, has excellent high temperature resistance of 250-300 ℃ and low temperature resistance (-40-60 ℃), good physiological stability, can bear repeated harsh conditions, has excellent rebound resilience, small deformation (no more than 50 percent at 200 ℃ for 48 hours), breakdown voltage of (20-25KV/mm), ozone resistance and ultraviolet resistance.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The heat-resistant and pressure-resistant automobile silica gel plug comprises, by weight, 80-100 parts of silicone rubber, 5-10 parts of iron oxide red, 2-6 parts of a high-temperature agent, 1-3 parts of pigment red, 1-3 parts of pigment yellow, 1-3 parts of pigment blue, 1-3 parts of 2, 5-dimethyl-2, 5-dihexyl, 5-10 parts of white carbon black and 5-15 parts of nano calcium.
The heat-resistant and pressure-resistant automobile silica gel plug comprises, by weight, 80 parts of silicone rubber, 5 parts of iron oxide red, 2 parts of a high-temperature agent, 1 part of pigment red, 1 part of pigment yellow, 1 part of pigment blue, 1 part of 2, 5-dimethyl-2, 5-dihexyl, 5 parts of white carbon black and 5 parts of nano calcium.
The heat-resistant and pressure-resistant automobile silica gel plug comprises, by weight, 100 parts of silicone rubber, 10 parts of iron oxide red, 6 parts of a high-temperature agent, 3 parts of pigment red, 3 parts of pigment yellow, 3 parts of pigment blue, 3 parts of 2, 5-dimethyl-2, 5-dihexyl, 10 parts of white carbon black and 15 parts of nano calcium.
The heat-resistant and pressure-resistant automobile silica gel plug comprises, by weight, 90 parts of silicone rubber, 8 parts of iron oxide red, 4 parts of a high-temperature agent, 2 parts of pigment red, 2 parts of pigment yellow, 2 parts of pigment blue, 2 parts of 2, 5-dimethyl-2, 5-dihexyl, 7 parts of white carbon black and 10 parts of nano calcium.
A processing method of a heat-resistant pressure-resistant automobile silica gel plug comprises the following steps:
s1: according to the weight portion, 80-100 portions of silicon rubber which is a material for forming the plug are put into a 14-inch rubber mixing mill, the roll nip is 3-5mm, and the mixture is stirred for 3-5 minutes; then sequentially adding 5-10 parts of iron oxide red, 2-6 parts of a high-temperature agent, 1-3 parts of pigment red, 1-3 parts of pigment yellow, 1-3 parts of pigment blue, 1-3 parts of 2, 5-dimethyl-2, 5-dihexyl, 5-10 parts of white carbon black and 5-15 parts of nano calcium; after the powder is completely eaten and the color is uniform, two triangular bags are made;
s2: adhering glue on the placed silicon rubber on polyester fabric through a three-roller calender, wherein the total thickness of the glue and the fabric is 1-2 mm; cutting the adhesive tape and the rubber sheet into a certain length and width, and shaping on a shaping machine, wherein the shaped semi-finished product needs to be weighed for later use;
s3: setting the vulcanizing temperature of the flat plate, wherein the upper mold is 160-180 ℃, the lower mold is 160-180 ℃, and the mold is placed into a flat vulcanizing machine and heated; after the temperature is raised to the specified temperature, preserving the heat for 30 minutes; weighing the formed semi-finished product, putting the weighed semi-finished product into a mold cavity, starting a machine, and pressing the mold; and taking out the product after vulcanization is finished. By adopting the technical scheme, the silica gel is used, so that the high-temperature resistance of the product is greatly improved, and the product has excellent resilience, ozone resistance and ultraviolet resistance. The finished product is reinforced by the polyester fabric, so that the pressure resistance of the plug is greatly improved, and the service life of the plug is further prolonged.
The invention provides a terylene fabric which is made of silica gel, reinforced by terylene cloth in the middle, has excellent high temperature resistance of 250-300 ℃ and low temperature resistance (-40-60 ℃), good physiological stability, can bear repeated harsh conditions, has excellent rebound resilience, small deformation (no more than 50 percent at 200 ℃ for 48 hours), breakdown voltage of (20-25KV/mm), ozone resistance and ultraviolet resistance.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (5)
1. The utility model provides a heat-resisting withstand voltage car silica gel end cap which characterized in that: the heat-resistant and pressure-resistant automobile silica gel plug comprises, by weight, 80-100 parts of silicone rubber, 5-10 parts of iron oxide red, 2-6 parts of a high-temperature agent, 1-3 parts of pigment red, 1-3 parts of pigment yellow, 1-3 parts of pigment blue, 1-3 parts of 2, 5-dimethyl-2, 5-dihexyl, 5-10 parts of white carbon black and 5-15 parts of nano calcium.
2. The heat-resistant pressure-resistant automobile silica gel plug according to claim 1, characterized in that: the heat-resistant and pressure-resistant automobile silica gel plug comprises, by weight, 80 parts of silicone rubber, 5 parts of iron oxide red, 2 parts of a high-temperature agent, 1 part of pigment red, 1 part of pigment yellow, 1 part of pigment blue, 1 part of 2, 5-dimethyl-2, 5-dihexyl, 5 parts of white carbon black and 5 parts of nano calcium.
3. The heat-resistant pressure-resistant automobile silica gel plug according to claim 1, characterized in that: the heat-resistant and pressure-resistant automobile silica gel plug comprises, by weight, 100 parts of silicone rubber, 10 parts of iron oxide red, 6 parts of a high-temperature agent, 3 parts of pigment red, 3 parts of pigment yellow, 3 parts of pigment blue, 3 parts of 2, 5-dimethyl-2, 5-dihexyl, 10 parts of white carbon black and 15 parts of nano calcium.
4. The heat-resistant pressure-resistant automobile silica gel plug according to claim 1, characterized in that: the heat-resistant and pressure-resistant automobile silica gel plug comprises, by weight, 90 parts of silicone rubber, 8 parts of iron oxide red, 4 parts of a high-temperature agent, 2 parts of pigment red, 2 parts of pigment yellow, 2 parts of pigment blue, 2 parts of 2, 5-dimethyl-2, 5-dihexyl, 7 parts of white carbon black and 10 parts of nano calcium.
5. A method for processing a heat and pressure resistant automobile silica gel plug as claimed in claim 1, characterized by comprising the following steps:
s1: according to the weight portion, 80-100 portions of silicon rubber which is a material for forming the plug are put into a 14-inch rubber mixing mill, the roll nip is 3-5mm, and the mixture is stirred for 3-5 minutes; then sequentially adding 5-10 parts of iron oxide red, 2-6 parts of a high-temperature agent, 1-3 parts of pigment red, 1-3 parts of pigment yellow, 1-3 parts of pigment blue, 1-3 parts of 2, 5-dimethyl-2, 5-dihexyl, 5-10 parts of white carbon black and 5-15 parts of nano calcium; after the powder is completely eaten and the color is uniform, two triangular bags are made;
s2: adhering glue on the placed silicon rubber on polyester fabric through a three-roller calender, wherein the total thickness of the glue and the fabric is 1-2 mm; cutting the adhesive tape and the rubber sheet into a certain length and width, and shaping on a shaping machine, wherein the shaped semi-finished product needs to be weighed for later use;
s3: setting the vulcanizing temperature of the flat plate, wherein the upper mold is 160-180 ℃, the lower mold is 160-180 ℃, and the mold is placed into a flat vulcanizing machine and heated; after the temperature is raised to the specified temperature, preserving the heat for 30 minutes; weighing the formed semi-finished product, putting the weighed semi-finished product into a mold cavity, starting a machine, and pressing the mold; and taking out the product after vulcanization is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011370815.0A CN112898775A (en) | 2020-11-30 | 2020-11-30 | Heat-resistant pressure-resistant automobile silica gel plug and processing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011370815.0A CN112898775A (en) | 2020-11-30 | 2020-11-30 | Heat-resistant pressure-resistant automobile silica gel plug and processing method thereof |
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| CN112898775A true CN112898775A (en) | 2021-06-04 |
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| CN202011370815.0A Pending CN112898775A (en) | 2020-11-30 | 2020-11-30 | Heat-resistant pressure-resistant automobile silica gel plug and processing method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1673280A (en) * | 2004-03-22 | 2005-09-28 | 徐英强 | Making process silicone rubber sponge backing board |
| CN101942202A (en) * | 2010-09-07 | 2011-01-12 | 吴江朗科化纤有限公司 | Carbon fiber-silicon rubber composite material and processing method thereof |
| CN102174262A (en) * | 2011-01-30 | 2011-09-07 | 东莞市贝特利新材料有限公司 | Environmental-friendly synthetic organosilicon leather and method for producing same |
| CN103644398A (en) * | 2013-12-18 | 2014-03-19 | 北京天元奥特橡塑有限公司 | Synthetic rubber tube provided with fluorine inside and silicone outside and used for automobile-used intercooler as well as preparation method of synthetic rubber tube |
| CN105062079A (en) * | 2015-07-20 | 2015-11-18 | 安庆市特种橡塑制品有限责任公司 | Silicon rubber airbag material for manufacturing engine heat insulating layer |
| CN107141804A (en) * | 2017-05-18 | 2017-09-08 | 东莞市天桉硅胶科技有限公司 | A kind of high-temperature-resisting silicon rubber and preparation method thereof |
| CN108117752A (en) * | 2016-11-28 | 2018-06-05 | 沈阳赛亚橡胶制品有限公司 | A kind of automobile using heat-resistant antifriction rubber hose |
-
2020
- 2020-11-30 CN CN202011370815.0A patent/CN112898775A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1673280A (en) * | 2004-03-22 | 2005-09-28 | 徐英强 | Making process silicone rubber sponge backing board |
| CN101942202A (en) * | 2010-09-07 | 2011-01-12 | 吴江朗科化纤有限公司 | Carbon fiber-silicon rubber composite material and processing method thereof |
| CN102174262A (en) * | 2011-01-30 | 2011-09-07 | 东莞市贝特利新材料有限公司 | Environmental-friendly synthetic organosilicon leather and method for producing same |
| CN103644398A (en) * | 2013-12-18 | 2014-03-19 | 北京天元奥特橡塑有限公司 | Synthetic rubber tube provided with fluorine inside and silicone outside and used for automobile-used intercooler as well as preparation method of synthetic rubber tube |
| CN105062079A (en) * | 2015-07-20 | 2015-11-18 | 安庆市特种橡塑制品有限责任公司 | Silicon rubber airbag material for manufacturing engine heat insulating layer |
| CN108117752A (en) * | 2016-11-28 | 2018-06-05 | 沈阳赛亚橡胶制品有限公司 | A kind of automobile using heat-resistant antifriction rubber hose |
| CN107141804A (en) * | 2017-05-18 | 2017-09-08 | 东莞市天桉硅胶科技有限公司 | A kind of high-temperature-resisting silicon rubber and preparation method thereof |
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