CN113773652B - Anti-aging sealing material and preparation method thereof - Google Patents
Anti-aging sealing material and preparation method thereof Download PDFInfo
- Publication number
- CN113773652B CN113773652B CN202110824115.2A CN202110824115A CN113773652B CN 113773652 B CN113773652 B CN 113773652B CN 202110824115 A CN202110824115 A CN 202110824115A CN 113773652 B CN113773652 B CN 113773652B
- Authority
- CN
- China
- Prior art keywords
- parts
- sealing material
- aging
- mixing
- polyether
- 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.)
- Active
Links
Classifications
-
- 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
- C08L83/08—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/005—Additives being defined by their particle size in general
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
An anti-aging sealing material and a preparation method thereof relate to the field of sealing materials and comprise the following components in percentage by mass: 60-80 parts of fluorosilicone rubber, 50-60 parts of polyether-ether-ketone, 10-15 parts of polybenzimidazole, 5-10 parts of 2-mercaptobenzimidazole, 5-10 parts of N, N' -di (2-naphthyl) p-phenylenediamine, 5-8 parts of white carbon black, 3-5 parts of zinc oxide, 2-4 parts of cross-linking agent and 3-5 parts of vulcanizing agent. The anti-aging sealing material has the characteristics of aging resistance, corrosion resistance and wear resistance; the fluorosilicone rubber has high oil resistance, heat resistance and weather aging resistance; the polyether-ether-ketone has outstanding high temperature resistance, higher glass transition temperature, high chemical stability and good mechanical property, and plays a role of a skeleton structure; the polybenzimidazole and the polyether-ether-ketone have good compatibility, the molding temperature of the sealing material is reduced, the crosslinking degree of the fluorosilicone rubber and the polyether-ether-ketone is improved, and the ageing resistance is improved.
Description
Technical Field
The invention belongs to the field of sealing materials, and particularly relates to an anti-aging sealing material and a preparation method thereof.
Background
Many devices or assemblies in the industry have varying sealing gaps between adjacent components, and in some applications, particularly at high temperatures, sealing materials play an important role.
The sintering furnace for the lithium battery material is a light continuous industrial furnace, is widely applied to the rapid sintering of products such as ternary anode materials, chemical powder, ceramic substrates and the like, and has the advantages of low energy consumption, short sintering period, good furnace temperature uniformity, low labor intensity and the like. The roller kiln of the sintering furnace is kiln equipment for sintering lithium battery material powder materials, and can be used for sintering the powder materials in an oxidizing atmosphere, and because the furnace body is of a closed structure and the temperature of the furnace body is higher than 950 ℃, the connection between general equipment or the sealing of a box door is sealed by using a high-temperature sealing material in order to avoid the entry of air outside the furnace. During the high-temperature sintering process of the lithium battery powder material, a large amount of tar can be volatilized, and particularly, the lithium battery negative electrode material has more volatilized tar. The high-temperature tar can corrode the sealing material, so that the high-temperature aging of the sealing material is accelerated, and the sealing between devices is damaged.
The rubber sealing material used in the existing sintering furnace is in a high-temperature and chemical corrosion environment for a long time, so that the aging of the sealing material is accelerated, and the service life is influenced, and therefore, the research on the sealing material with excellent anti-aging and corrosion resistance under the high-temperature condition is an important research direction at the present stage.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the purposes of the invention is to provide an anti-aging sealing material which has the characteristics of aging resistance, corrosion resistance and wear resistance, and the practical life of the sealing material is prolonged.
The second purpose of the invention is to provide a preparation method of the anti-aging sealing material.
One of the purposes of the invention is realized by adopting the following technical scheme:
an anti-aging sealing material is provided, which comprises the following components in percentage by mass:
60-80 parts of fluorosilicone rubber, 50-60 parts of polyether-ether-ketone, 10-15 parts of polybenzimidazole, 5-10 parts of 2-mercaptobenzimidazole, 5-10 parts of N, N' -di (2-naphthyl) p-phenylenediamine, 5-8 parts of white carbon black, 3-5 parts of zinc oxide, 2-4 parts of cross-linking agent and 3-5 parts of vulcanizing agent.
Further, the cross-linking agent is one or more than two of triethylenetetramine, 2, 5-dimethyl-2, 5-di-tert-butyl hexane peroxide and hexahydrophthalic anhydride.
Further, the vulcanizing agent is sulfur and dicumyl peroxide with the mass ratio of 1:0.7-1.2.
Further, the fluorosilicone rubber is FVMQ fluorosilicone rubber.
Further, the mass ratio of the polyether-ether-ketone to the fluorosilicone rubber to the polybenzimidazole is 1:1-1.5:0.2-0.3. The sealing material has compact molecular structure, high mechanical property and high ageing resistance.
Further, the particle size of the white carbon black is 60-100 mu m.
Further, the particle size of the zinc oxide is 50-120nm.
A preparation method of an anti-aging sealing material comprises the following steps:
s1, adding fluorosilicone rubber and polyether-ether-ketone into a reaction kettle, heating and mixing to obtain a first-stage mixed base material;
s2, sequentially adding polybenzimidazole, 2-mercaptobenzimidazole, N' -di (2-naphthyl) p-phenylenediamine, white carbon black, zinc oxide and a cross-linking agent into the primary mixed base material, and carrying out pressurized mixing to obtain a secondary mixed base material;
s3, adding a vulcanizing agent into the secondary mixed base material, stirring at a low speed, heating to carry out vulcanization reaction, standing, and extruding to form the sealing material.
Further, in the step S1, the mixing temperature is 220-260 ℃ and the mixing time is 30-50min;
in the step S2, the mixing temperature is 130-150 ℃, the mixing pressure is 15-20MPa, and the mixing time is 40-60min;
in the step S3, the temperature of the vulcanization reaction is 160-200 ℃, and the time of the vulcanization reaction is 2-3h.
Further, in the step S3, the rotating speed of low-speed stirring is 200-350r/min, and the extrusion molding temperature is 170-180 ℃.
Compared with the prior art, the invention has the beneficial effects that:
the anti-aging sealing material has the characteristics of aging resistance, corrosion resistance and wear resistance; the fluorosilicone rubber has high oil resistance, heat resistance and weather aging resistance; the polyether-ether-ketone has outstanding high temperature resistance, higher glass transition temperature, high chemical stability and good mechanical property, and plays a role of a skeleton structure; the polybenzimidazole and the polyether-ether-ketone have good compatibility, the molding temperature of the sealing material is reduced, the crosslinking degree of the fluorosilicone rubber and the polyether-ether-ketone is improved, and the ageing resistance is improved; 2-mercaptobenzimidazole and N, N' -di (2-naphthyl) p-phenylenediamine are adopted to cooperate as an anti-aging agent, so that the anti-aging agent has excellent anti-oxidation performance and anti-aging performance; the white carbon black and the zinc oxide are used as reinforcing agents, have super-strong adhesive force, tear resistance, heat resistance and ageing resistance, wherein the zinc oxide is also used as a vulcanization active agent to be matched with the vulcanizing agent so as to improve the vulcanization degree of the sealing material, so that the fluorosilicone rubber linear macromolecules are converted into a three-dimensional network structure, and the cross-linking agent enables bridge bonds to be formed between molecular chains in the components, so that the sealing material has good mechanical properties.
The preparation method of the anti-aging sealing material is simple in production process, is suitable for mass production, and is excellent in oil resistance, heat resistance and aging resistance.
Detailed Description
The present invention will be further described with reference to the following specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.
Example 1
An anti-aging sealing material comprises the following components in parts by mass:
60 parts of FVMQ fluorosilicone rubber, 50 parts of polyether-ether-ketone, 10 parts of polybenzimidazole, 5 parts of 2-mercaptobenzimidazole, 5 parts of N, N' -di (2-naphthyl) p-phenylenediamine, 5 parts of white carbon black, 3 parts of zinc oxide, 2 parts of cross-linking agent and 3 parts of vulcanizing agent.
As a preferred embodiment, the crosslinking agent is triethylenetetramine and 2, 5-dimethyl-2, 5-di-tert-butylperoxy hexane.
In a preferred embodiment, the vulcanizing agent is sulfur and dicumyl peroxide in a mass ratio of 1:0.7.
In a preferred embodiment, the white carbon black has a particle diameter of 60. Mu.m.
In a preferred embodiment, the zinc oxide has a particle size of 50nm.
The preparation method of the anti-aging sealing material comprises the following steps:
s1, adding fluorosilicone rubber and polyether-ether-ketone into a reaction kettle, heating and mixing to obtain a first-stage mixed base material; the mixing temperature is 220 ℃, and the mixing time is 0min;
s2, sequentially adding polybenzimidazole, 2-mercaptobenzimidazole, N' -di (2-naphthyl) p-phenylenediamine, white carbon black, zinc oxide and a cross-linking agent into the primary mixed base material, and carrying out pressurized mixing to obtain a secondary mixed base material; the mixing temperature is 130 ℃, the mixing pressure is 20MPa, and the mixing time is 60min;
s3, adding a vulcanizing agent into the secondary mixed base material, stirring at a low speed, heating to carry out vulcanization reaction, standing, and extruding to form a sealing material; the temperature of the vulcanization reaction is 160 ℃, and the time of the vulcanization reaction is 3 hours; the rotation speed of low-speed stirring is 200r/min, and the extrusion molding temperature is 170 ℃.
Example 2
An anti-aging sealing material comprises the following components in parts by mass:
80 parts of FVMQ fluorosilicone rubber, 60 parts of polyether-ether-ketone, 15 parts of polybenzimidazole, 10 parts of 2-mercaptobenzimidazole, 10 parts of N, N' -di (2-naphthyl) p-phenylenediamine, 8 parts of white carbon black, 5 parts of zinc oxide, 4 parts of cross-linking agent and 5 parts of vulcanizing agent.
As a preferred embodiment, the crosslinking agent is 2, 5-dimethyl-2, 5-di-tert-butylperoxy hexane and hexahydrophthalic anhydride.
In a preferred embodiment, the vulcanizing agent is sulfur and dicumyl peroxide in a mass ratio of 1:1.2.
In a preferred embodiment, the particle size of the white carbon black is 100. Mu.m.
As a preferred embodiment, the zinc oxide has a particle size of 120nm.
The preparation method of the anti-aging sealing material comprises the following steps:
s1, adding fluorosilicone rubber and polyether-ether-ketone into a reaction kettle, heating and mixing to obtain a first-stage mixed base material; the mixing temperature is 260 ℃ and the mixing time is 30min;
s2, sequentially adding polybenzimidazole, 2-mercaptobenzimidazole, N' -di (2-naphthyl) p-phenylenediamine, white carbon black, zinc oxide and a cross-linking agent into the primary mixed base material, and carrying out pressurized mixing to obtain a secondary mixed base material; the mixing temperature is 150 ℃, the mixing pressure is 15MPa, and the mixing time is 40min;
s3, adding a vulcanizing agent into the secondary mixed base material, stirring at a low speed, heating to carry out vulcanization reaction, standing, and extruding to form a sealing material; the temperature of the vulcanization reaction is 200 ℃, and the time of the vulcanization reaction is 2 hours; the rotation speed of low-speed stirring is 350r/min, and the extrusion molding temperature is 180 ℃.
Example 3
An anti-aging sealing material comprises the following components in parts by mass:
70 parts of FVMQ fluorosilicone rubber, 55 parts of polyether-ether-ketone, 12 parts of polybenzimidazole, 8 parts of 2-mercaptobenzimidazole, 7 parts of N, N' -di (2-naphthyl) p-phenylenediamine, 7 parts of white carbon black, 4 parts of zinc oxide, 3 parts of cross-linking agent and 4 parts of vulcanizing agent.
In a preferred embodiment, the crosslinking agent is triethylenetetramine and hexahydrophthalic anhydride.
In a preferred embodiment, the vulcanizing agent is sulfur and dicumyl peroxide in a mass ratio of 1:0.8.
In a preferred embodiment, the white carbon black has a particle diameter of 80. Mu.m.
In a preferred embodiment, the zinc oxide has a particle size of 100nm.
The preparation method of the anti-aging sealing material comprises the following steps:
s1, adding fluorosilicone rubber and polyether-ether-ketone into a reaction kettle, heating and mixing to obtain a first-stage mixed base material; the mixing temperature is 240 ℃, and the mixing time is 40min;
s2, sequentially adding polybenzimidazole, 2-mercaptobenzimidazole, N' -di (2-naphthyl) p-phenylenediamine, white carbon black, zinc oxide and a cross-linking agent into the primary mixed base material, and carrying out pressurized mixing to obtain a secondary mixed base material; the mixing temperature is 140 ℃, the mixing pressure is 18MPa, and the mixing time is 50min;
s3, adding a vulcanizing agent into the secondary mixed base material, stirring at a low speed, heating to carry out vulcanization reaction, standing, and extruding to form a sealing material; the temperature of the vulcanization reaction is 180 ℃, and the time of the vulcanization reaction is 2.5 hours; the rotation speed of low-speed stirring is 250r/min, and the extrusion molding temperature is 175 ℃.
Comparative example 1
An anti-aging sealing material comprises the following components in parts by mass:
125 parts of FVMQ fluorosilicone rubber, 12 parts of polybenzimidazole, 8 parts of 2-mercaptobenzimidazole, 7 parts of N, N' -di (2-naphthyl) p-phenylenediamine, 7 parts of white carbon black, 4 parts of zinc oxide, 3 parts of cross-linking agent and 4 parts of vulcanizing agent.
In a preferred embodiment, the crosslinking agent is triethylenetetramine and hexahydrophthalic anhydride.
In a preferred embodiment, the vulcanizing agent is sulfur and dicumyl peroxide in a mass ratio of 1:0.8.
In a preferred embodiment, the white carbon black has a particle diameter of 80. Mu.m.
In a preferred embodiment, the zinc oxide has a particle size of 100nm.
The preparation method of the anti-aging sealing material comprises the following steps:
s1, adding fluorosilicone rubber into a reaction kettle, heating and mixing to obtain a first-stage mixed base material; the mixing temperature is 240 ℃, and the mixing time is 40min;
s2, sequentially adding polybenzimidazole, 2-mercaptobenzimidazole, N' -di (2-naphthyl) p-phenylenediamine, white carbon black, zinc oxide and a cross-linking agent into the primary mixed base material, and carrying out pressurized mixing to obtain a secondary mixed base material; the mixing temperature is 140 ℃, the mixing pressure is 18MPa, and the mixing time is 50min;
s3, adding a vulcanizing agent into the secondary mixed base material, stirring at a low speed, heating to carry out vulcanization reaction, standing, and extruding to form a sealing material; the temperature of the vulcanization reaction is 180 ℃, and the time of the vulcanization reaction is 2.5 hours; the rotation speed of low-speed stirring is 250r/min, and the extrusion molding temperature is 175 ℃.
Comparative example 2
An anti-aging sealing material comprises the following components in parts by mass:
70 parts of FVMQ fluorosilicone rubber, 55 parts of polyether-ether-ketone, 12 parts of polybenzimidazole, 7 parts of white carbon black, 4 parts of zinc oxide, 3 parts of cross-linking agent and 4 parts of vulcanizing agent.
In a preferred embodiment, the crosslinking agent is triethylenetetramine and hexahydrophthalic anhydride.
In a preferred embodiment, the vulcanizing agent is sulfur and dicumyl peroxide in a mass ratio of 1:0.8.
In a preferred embodiment, the white carbon black has a particle diameter of 80. Mu.m.
In a preferred embodiment, the zinc oxide has a particle size of 100nm.
The preparation method of the anti-aging sealing material comprises the following steps:
s1, adding fluorosilicone rubber and polyether-ether-ketone into a reaction kettle, heating and mixing to obtain a first-stage mixed base material; the mixing temperature is 240 ℃, and the mixing time is 40min;
s2, sequentially adding polybenzimidazole, white carbon black, zinc oxide and a cross-linking agent into the primary mixed base material, and carrying out pressurized mixing to obtain a secondary mixed base material; the mixing temperature is 140 ℃, the mixing pressure is 18MPa, and the mixing time is 50min;
s3, adding a vulcanizing agent into the secondary mixed base material, stirring at a low speed, heating to carry out vulcanization reaction, standing, and extruding to form a sealing material; the temperature of the vulcanization reaction is 180 ℃, and the time of the vulcanization reaction is 2.5 hours; the rotation speed of low-speed stirring is 250r/min, and the extrusion molding temperature is 175 ℃.
Performance detection
One of the anti-aging sealing materials obtained in examples 1 to 3 and comparative examples 1 to 2 was subjected to a performance test, and an anti-aging test was conducted in accordance with the method of standard GB/T3512, and the results are shown in Table 1.
Table 1 test results
| Project | Tensile Strength Change (%) | Elongation at break change (%) | Hardness variation |
| Example 1 | 7.5 | 8.9 | 4 |
| Example 2 | 7.8 | 9.1 | 4 |
| Example 3 | 7.1 | 8.5 | 3 |
| Comparative example 1 | 9.6 | 10.8 | 9 |
| Comparative example 2 | 10.5 | 11.2 | 7 |
As shown in table 1, it can be seen from examples 1 to 3 that the tensile strength, elongation at break and hardness change rate of the sealing material were low in a long-term hot air environment, demonstrating that the sealing material of the present invention has excellent aging resistance. In comparative example 1, polyether ether ketone was not added, in comparative example 2, 8 parts of 2-mercaptobenzimidazole and N, N' -di (2-naphthyl) p-phenylenediamine were not added, and the aging resistance of the sealing materials obtained in comparative examples 1 to 2 was significantly reduced.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.
Claims (10)
1. An anti-aging sealing material is characterized by comprising the following components in parts by mass:
60-80 parts of fluorosilicone rubber, 50-60 parts of polyether-ether-ketone, 10-15 parts of polybenzimidazole, 5-10 parts of 2-mercaptobenzimidazole, 5-10 parts of N, N' -di (2-naphthyl) p-phenylenediamine, 5-8 parts of white carbon black, 3-5 parts of zinc oxide, 2-4 parts of cross-linking agent and 3-5 parts of vulcanizing agent.
2. An anti-aging sealing material according to claim 1, wherein: the cross-linking agent is one or more than two of triethylenetetramine, 2, 5-dimethyl-2, 5-di-tert-butyl hexane peroxide and hexahydrophthalic anhydride.
3. An anti-aging sealing material according to claim 1, wherein: the vulcanizing agent is sulfur and dicumyl peroxide with the mass ratio of 1:0.7-1.2.
4. An anti-aging sealing material according to claim 1, wherein: the fluorosilicone rubber is FVMQ fluorosilicone rubber.
5. An anti-aging sealing material according to claim 1, wherein: the mass ratio of the polyether-ether-ketone to the fluorosilicone rubber to the polybenzimidazole is 1:1-1.5:0.2-0.3.
6. An anti-aging sealing material according to claim 1, wherein: the particle size of the white carbon black is 60-100 mu m.
7. An anti-aging sealing material according to claim 1, wherein: the particle size of the zinc oxide is 50-120nm.
8. A method for producing the anti-aging sealing material according to any one of claims 1 to 7, comprising the steps of:
s1, adding fluorosilicone rubber and polyether-ether-ketone into a reaction kettle, heating and mixing to obtain a first-stage mixed base material;
s2, sequentially adding polybenzimidazole, 2-mercaptobenzimidazole, N' -di (2-naphthyl) p-phenylenediamine, white carbon black, zinc oxide and a cross-linking agent into the primary mixed base material, and carrying out pressurized mixing to obtain a secondary mixed base material;
s3, adding a vulcanizing agent into the secondary mixed base material, stirring at a low speed, heating to carry out vulcanization reaction, standing, and extruding to form the sealing material.
9. The method for producing an anti-aging sealing material according to claim 8, wherein: in the step S1, the mixing temperature is 220-260 ℃ and the mixing time is 30-50min;
in the step S2, the mixing temperature is 130-150 ℃, the mixing pressure is 15-20MPa, and the mixing time is 40-60min;
in the step S3, the temperature of the vulcanization reaction is 160-200 ℃, and the time of the vulcanization reaction is 2-3h.
10. The method for producing an anti-aging sealing material according to claim 8, wherein: in the step S3, the rotating speed of low-speed stirring is 200-350r/min, and the extrusion molding temperature is 170-180 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110824115.2A CN113773652B (en) | 2021-07-21 | 2021-07-21 | Anti-aging sealing material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110824115.2A CN113773652B (en) | 2021-07-21 | 2021-07-21 | Anti-aging sealing material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113773652A CN113773652A (en) | 2021-12-10 |
| CN113773652B true CN113773652B (en) | 2023-08-29 |
Family
ID=78836234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110824115.2A Active CN113773652B (en) | 2021-07-21 | 2021-07-21 | Anti-aging sealing material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113773652B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088462A (en) * | 2013-01-30 | 2013-05-08 | 吉林大学 | Preparation method of polyether-ether-ketone monofilament with electromagnetic shielding function |
| CN104177838A (en) * | 2014-08-11 | 2014-12-03 | 无锡市华美电缆有限公司 | Fluorosilicone rubber cable material for coal mine cable and preparation method of cable material |
| CN105567080A (en) * | 2016-03-21 | 2016-05-11 | 苏州天键衡电子信息科技有限公司 | High-temperature-resistant protective paint for ships |
| CN105936724A (en) * | 2016-06-22 | 2016-09-14 | 芜湖市长江起重设备制造有限公司 | Polyether-ether-ketone modified polytetrafluoroethylene material and preparation method thereof |
| WO2018209826A1 (en) * | 2017-05-16 | 2018-11-22 | 盐城申源塑胶有限公司 | Coated high-temperature-resistant flame-retardant material and preparation method therefor |
| CN111019520A (en) * | 2019-11-27 | 2020-04-17 | 成都硅宝科技股份有限公司 | Low-density flame-retardant wear-resistant long-acting anti-pollution flashover coating and preparation method thereof |
-
2021
- 2021-07-21 CN CN202110824115.2A patent/CN113773652B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088462A (en) * | 2013-01-30 | 2013-05-08 | 吉林大学 | Preparation method of polyether-ether-ketone monofilament with electromagnetic shielding function |
| CN104177838A (en) * | 2014-08-11 | 2014-12-03 | 无锡市华美电缆有限公司 | Fluorosilicone rubber cable material for coal mine cable and preparation method of cable material |
| CN105567080A (en) * | 2016-03-21 | 2016-05-11 | 苏州天键衡电子信息科技有限公司 | High-temperature-resistant protective paint for ships |
| CN105936724A (en) * | 2016-06-22 | 2016-09-14 | 芜湖市长江起重设备制造有限公司 | Polyether-ether-ketone modified polytetrafluoroethylene material and preparation method thereof |
| WO2018209826A1 (en) * | 2017-05-16 | 2018-11-22 | 盐城申源塑胶有限公司 | Coated high-temperature-resistant flame-retardant material and preparation method therefor |
| CN111019520A (en) * | 2019-11-27 | 2020-04-17 | 成都硅宝科技股份有限公司 | Low-density flame-retardant wear-resistant long-acting anti-pollution flashover coating and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113773652A (en) | 2021-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113773652B (en) | Anti-aging sealing material and preparation method thereof | |
| CN105522721A (en) | Preparation method of polytetrafluoroethylene heat-exchange tube | |
| CN109134986B (en) | Dual-crosslinking self-repairing epoxidized natural rubber and preparation method and application thereof | |
| CN108659545B (en) | Silicone rubber composite material and preparation method thereof | |
| CN110818971A (en) | Sealing gasket and preparation method thereof | |
| CN111423638A (en) | High-strength rubber composite material for high-speed rail sealing element and preparation method thereof | |
| CN110435170A (en) | A kind of method of modifying improving gutta-percha shape-memory properties | |
| CN105524307A (en) | Nylon blended rubber material and preparation method thereof | |
| CN113278396A (en) | Modified epoxy polyurethane sealant and preparation method thereof | |
| CN112300617B (en) | Functionalized organic soap thickener composite anticorrosive paint and preparation method thereof | |
| CN110791157A (en) | Method for preparing anti-aging and anti-leakage chemical barrel | |
| CN111117263A (en) | Polyimide composite, preparation method and application thereof | |
| CN112080135A (en) | High-flexibility anti-aging nylon heat insulation strip and manufacturing method thereof | |
| WO2020215390A1 (en) | Sealing composite material, and preparation method therefor and application thereof | |
| CN115895144B (en) | Colored high-temperature-resistant antistatic fluororubber and preparation method thereof | |
| CN116535756B (en) | Epoxidized natural rubber composite material with excellent comprehensive performance and preparation method thereof | |
| CN107573674A (en) | A kind of preparation method of encapsulant | |
| CN105482179A (en) | Cis-polybutadiene rubber material and preparation method thereof | |
| CN105440346A (en) | Lubricating butadiene rubber material and preparation method thereof | |
| CN114085612A (en) | Abradable seal coating material and preparation method thereof | |
| CN105462001A (en) | Hydrophobic butadiene rubber material and preparation method thereof | |
| CN116063800A (en) | Self-lubricating fluorosilicone rubber sealing ring for motor and preparation method thereof | |
| CN105440348A (en) | Phosphatized butadiene rubber material and preparation method thereof | |
| CN106832443A (en) | A kind of high-temperature resistant rubber formula | |
| CN115160668A (en) | Anti-aging rubber sealing ring and preparation method and application thereof |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |