CN108047520A - A kind of automobile using environment-friendly type damping expansion glue and preparation method thereof - Google Patents
A kind of automobile using environment-friendly type damping expansion glue and preparation method thereof Download PDFInfo
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- CN108047520A CN108047520A CN201810053624.8A CN201810053624A CN108047520A CN 108047520 A CN108047520 A CN 108047520A CN 201810053624 A CN201810053624 A CN 201810053624A CN 108047520 A CN108047520 A CN 108047520A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2313/00—Characterised by the use of rubbers containing carboxyl groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2413/00—Characterised by the use of rubbers containing carboxyl groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2427/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2427/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2427/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2427/06—Homopolymers or copolymers of vinyl chloride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
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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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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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- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
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Abstract
The invention discloses a kind of automobile using environment-friendly type damping expansion glue and preparation method thereof.Automobile using environment-friendly type damping expansion glue provided by the invention includes 10 20 parts of modified rubber, 10 20 parts of epoxy resin, 5 10 parts of tasteless foaming agent, 20 50 parts of reinforcing filler, 20 30 parts of tasteless curing agent, 5 15 parts of Corvic, 20 40 parts of environment-friendly plasticizer.Environment-friendly type damping expansion glue prepared by the present invention can realize volume production, and each ingredient, which is worked in coordination, in product realizes more dominance energy, such as PVC paste resin has splendid compatibility, and adjustable product mobile performance with nitrile rubber, enhances bulk strength.Volume production product is detected through third party authoritative institution SGS, and volume production product is in addition to the performances such as intensity can meet vehicle material demand, moreover it is possible to the standard of low VOC, free from extraneous odour be fully achieved, lay a good foundation further to open up domestic and international high-end market.
Description
Technical field
The present invention relates to automotive material fields, and in particular to a kind of automobile using environment-friendly type damping expansion glue and its preparation side
Method.
Background technology
With the development of automobile industry, people's environment of riding to automobile proposes increasingly higher demands, Green Travel, strong
Kang Huanbao becomes trend of the times.
2016,《Air Quality Evaluation guide in passenger car》As state compulsory standard, each auto vendor is promotion
Brand image, Green are ridden environment, take stringenter VOC, smell check-up system to components supplying business in succession,
Supplier not up to standard will be under severe discipline or even be excluded supplier of auto vendor register, so product VOC, smell change
Into the big problem of the final and decisive juncture faced as automobile product supplier.
The content of the invention
Meet environmental requirement the object of the present invention is to provide one kind and manufacturing cost is relatively low, the simple automobile using of preparation method
Environment-friendly type damping expansion glue and preparation method thereof.
The present invention is achieved by the following technical solution：
A kind of automobile using environment-friendly type damping expansion glue includes following parts by weight of component：10-20 parts of modified rubber, epoxy resin
10-20 parts, foaming agent 5-10 parts tasteless, 20-50 parts of reinforcing filler, curing agent 20-30 parts tasteless, Corvic 5-15
Part, 20-40 parts of environment-friendly plasticizer.
It is further preferred that above-mentioned automobile using environment-friendly type damping expansion glue includes following parts by weight of component：Modified rubber 15
Part, 15 parts of epoxy resin, 8 parts of tasteless foaming agent, 35 parts of reinforcing filler, 25 parts of tasteless curing agent, 10 parts of Corvic,
30 parts of environment-friendly plasticizer.
Further, in above-mentioned vehicle environment protection type damping expansion glue, the modified rubber be carboxy nitrile rubber, the carboxylic
The acrylonitrile mass fraction of base nitrile rubber is 20-40%, such as the carboxy nitrile rubber of JSR632S, JSR640 model
With.Carboxy nitrile rubber is highly polar material, it can be achieved that being closely bonded with base material.
Further, in above-mentioned vehicle environment protection type damping expansion glue, the epoxy resin for bisphenol A epoxide resin and/or
Bisphenol F epoxy resin, the epoxide equivalent of the epoxy resin is 170-200g/eq.Epoxy resin can adjust by curable epoxide
Product hardness, enhancing bonding
Further, in above-mentioned vehicle environment protection type damping expansion glue, the tasteless foaming agent is AC foaming agents, NaHCO3Hair
Any one or a few mixing in infusion, physical blowing agent.
Further, in above-mentioned vehicle environment protection type damping expansion glue, the reinforcing filler be nano-calcium carbonate, nano-sized carbon
Sour calcium grain size is 0.01-0.1 μm.Reinforcing filler has good rheological property, prevents sizing material slump in the construction process, and
And adjustable product hardness.
Further, in above-mentioned vehicle environment protection type damping expansion glue, the tasteless curing agent is cumyl peroxide.It crosses
Aoxidize diisopropylbenzene (DIPB), that is, tasteless curing agent DCP.
Further, in above-mentioned vehicle environment protection type damping expansion glue, the environment-friendly plasticizer for vegetable oil plasticizer and/or
Terephthalic acid (TPA) dibutyl ester.
The preparation method of above-mentioned automobile using environment-friendly type damping expansion glue includes step：
S1. mix：By modified rubber, epoxy resin, tasteless foaming agent, active filler under the conditions of temperature is no more than 40 DEG C
Agent, tasteless curing agent, Corvic, environment-friendly plasticizer stirring 20-40min；
S2. grind：Material after being stirred is ground by three-roller；
S3. stirring is vacuumized：Material is put into a mixing bowl after grinding, carries out vacuumizing stirring, and vacuumizing mixing time is
30-60min, vacuum degree are not less than 0.08MPa, then squeeze out packaging.
Automobile using environment-friendly type damping expansion glue provided by the invention has the advantages that：
Environment-friendly type damping expansion glue prepared by the present invention can realize volume production, in product each ingredient work in coordination realize it is more excellent
Performance, such as PVC paste resin have splendid compatibility, and adjustable product mobile performance, enhancing with nitrile rubber
Bulk strength.Volume production product is detected through third party authoritative institution SGS, and volume production product can meet vehicle material except performances such as intensity
Outside demand, moreover it is possible to the standard of low VOC, free from extraneous odour is fully achieved, for further open up domestic and international high-end market laid it is good
Basis.
Specific embodiment
With reference to specific embodiment, the present invention will be further described.The embodiment is only being preferably implemented for the present invention
Example, is not intended to limit the invention, for those skilled in the art, the present invention can have various changes and change
Change.Within the spirit and principles of the invention, any modifications, equivalent replacements and improvements are made should be included in the present invention
Protection domain within.In each embodiment the acrylonitrile mass fraction of carboxy nitrile rubber be 20-40%, used asphalt mixtures modified by epoxy resin
The epoxide equivalent of fat is 170-200g/eq, and the grain size of used active nano-calcium carbonate is 0.01-0.1 μm.
Embodiment 1
Environment-friendly type damping expansion glue CAW-U02 dispensings and production instance：
1st, material mixture ratio：Carboxy nitrile rubber JSR640 counts 15 parts by weight, and epoxy resin E51 counts 10 parts by weight, tasteless object
Haircut 6 parts by weight of infusion, 40 parts by weight of active nano-calcium carbonate filler, tasteless curing agent DCP10 parts by weight, polyvinyl chloride tree
Fat PSH-50 counts 10 parts by weight, 35 parts by weight of vegetable oil plasticizer.Epoxy resin E51, that is, bisphenol A diglycidyl ether.
2nd, the preparation method of above-mentioned automobile using environment-friendly type damping expansion glue includes step：
S1. mix：By carboxy nitrile rubber JSR640, epoxy resin E51, tasteless physical blowing agent, active nano carbonic acid
Calcium filler, tasteless curing agent DCP, Corvic PSH-50, vegetable oil plasticizer are progressively put into a mixing bowl and are stirred
30min。
S2. preliminary stirring：Material after being stirred reaches preliminary mixed uniformly purpose, stirring by high-speed stirred
Temperature is no more than 40 DEG C in the process, mixing time 30 minutes.
S3. three-roller is ground：Material after preliminary stirring is transferred to three-roller grinding, and roll spacing 1mm is ground 1 time, ensures material
It is homodisperse.
S4. stirring is vacuumized：Material after grinding is transferred in a mixing bowl again, carries out vacuumizing stirring, when vacuumizing stirring
Between for 45min, temperature is no more than 40 DEG C, and vacuum degree is not less than 0.08MPa, then squeezes out packaging.
Embodiment 2
Environment-friendly type damping expansion glue CAW-U02 dispensings and production instance：
1st, material mixture ratio：Carboxy nitrile rubber JSR632S counts 10 parts by weight, and epoxy resin E51 counts 15 parts by weight, NaHCO3
5 parts by weight of foaming agent, 30 parts by weight of active nano-calcium carbonate filler, tasteless curing agent DCP15 parts by weight, Corvic
PSH-50 counts 15 parts by weight, 20 parts by weight of terephthalic acid (TPA) dibutyl ester.
2nd, the preparation method of above-mentioned automobile using environment-friendly type damping expansion glue includes step：
S1. mix：By carboxy nitrile rubber JSR632S, epoxy resin E51, NaHCO3Foaming agent, active nano-calcium carbonate
Filler, tasteless curing agent DCP, Corvic PSH-50, terephthalic acid (TPA) dibutyl ester are progressively put into a mixing bowl and are stirred
Mix 20min.
S2. preliminary stirring：Material after being stirred reaches preliminary mixed uniformly purpose, stirring by high-speed stirred
Temperature is no more than 40 DEG C in the process, mixing time 30 minutes.
S3. three-roller is ground：Material after preliminary stirring is transferred to three-roller grinding, and roll spacing 0.5mm is ground 2 times, ensures object
Material is homodisperse.
S4. stirring is vacuumized：Material after grinding is transferred in a mixing bowl again, carries out vacuumizing stirring, when vacuumizing stirring
Between for 30min, temperature is no more than 40 DEG C, and vacuum degree is not less than 0.08MPa, then squeezes out packaging.
Embodiment 3
Environment-friendly type damping expansion glue CAW-U02 dispensings and production instance：
1st, material mixture ratio：Carboxy nitrile rubber JSR632S counts 20 parts by weight, and epoxy resin E51 counts 20 parts by weight, AC foaming
10 parts by weight of agent, 50 parts by weight of active nano-calcium carbonate filler, tasteless curing agent DCP20 parts by weight, Corvic
PSH-50 counts 5 parts by weight, 40 parts by weight of terephthalic acid (TPA) dibutyl ester.
2nd, the preparation method of above-mentioned automobile using environment-friendly type damping expansion glue includes step：
S1. mix：By carboxy nitrile rubber JSR632S, epoxy resin E51, AC foaming agent, active nano-calcium carbonate filling
Agent, tasteless curing agent DCP, Corvic PSH-50, terephthalic acid (TPA) dibutyl ester are progressively put into a mixing bowl and are stirred
40min。
S2. preliminary stirring：Material after being stirred reaches preliminary mixed uniformly purpose, stirring by high-speed stirred
Temperature is no more than 40 DEG C in the process, mixing time 30 minutes.
S3. three-roller is ground：Material after preliminary stirring is transferred to three-roller grinding, and roll spacing 1mm is ground 2 times, ensures material
It is homodisperse.
S4. stirring is vacuumized：Material after grinding is transferred in a mixing bowl again, carries out vacuumizing stirring, when vacuumizing stirring
Between for 60min, temperature is no more than 40 DEG C, and vacuum degree is not less than 0.08MPa, then squeezes out packaging.
Product prepared by embodiment 1 to 3 detects as follows according to detection performance according to Q/JD 958-2017：Non-volatile matter
It is more than 99.65% to measure content, its continuous spraying 480h of salt spray test the results show has no adverse reaction.Pasta adhesiveness 60min is not
It comes off, hardness is 20-40 Shao Er A, tensile shear strength 0.4-1.0MPa, expansion rate 25-50%, change rate in water resistance
Less than 3, Coating Pretreatment adaptability is good.
Claims (9)
1. a kind of automobile using environment-friendly type damping expansion glue, which is characterized in that including following parts by weight of component：
It is 10-20 parts of modified rubber, 10-20 parts of epoxy resin, foaming agent 5-10 parts tasteless, 20-50 parts of reinforcing filler, tasteless solid
20-30 parts of agent, 5-15 parts of Corvic, 20-40 parts of environment-friendly plasticizer.
2. automobile using environment-friendly type damping expansion glue according to claim 1, which is characterized in that including following parts by weight group
Point：
It is 15 parts of modified rubber, 15 parts of epoxy resin, 8 parts of tasteless foaming agent, 35 parts of reinforcing filler, 25 parts of tasteless curing agent, poly-
10 parts of vinyl chloride resin, 30 parts of environment-friendly plasticizer.
3. automobile using environment-friendly type damping expansion glue according to claim 1 or 2, which is characterized in that the modified rubber is
Carboxy nitrile rubber, the acrylonitrile mass fraction of the carboxy nitrile rubber is 20-40%.
4. automobile using environment-friendly type damping expansion glue according to claim 1 or 2, which is characterized in that the epoxy resin is
Bisphenol A epoxide resin and/or bisphenol F epoxy resin, the epoxide equivalent of the epoxy resin is 170-200g/eq.
5. automobile using environment-friendly type damping expansion glue according to claim 1 or 2, which is characterized in that the tasteless foaming agent
For AC foaming agents, NaHCO3Any one or a few mixing in foaming agent, physical blowing agent.
6. automobile using environment-friendly type damping expansion glue according to claim 1 or 2, which is characterized in that the reinforcing filler
For nano-calcium carbonate, nano-calcium carbonate grain size is 0.01-0.1 μm.
7. automobile using environment-friendly type damping expansion glue according to claim 1 or 2, which is characterized in that the tasteless curing agent
For cumyl peroxide.
8. automobile using environment-friendly type damping expansion glue according to claim 1 or 2, which is characterized in that the environment-friendly plasticizer
For vegetable oil plasticizer and/or terephthalic acid (TPA) dibutyl ester.
9. the preparation method of automobile using environment-friendly type damping expansion glue as claimed in any of claims 1 to 8 in one of claims, feature exist
In including step：
S1. mix：Temperature be no more than 40 DEG C under the conditions of by modified rubber, epoxy resin, tasteless foaming agent, reinforcing filler,
Tasteless curing agent, Corvic, environment-friendly plasticizer stirring 20-40min；
S2. grind：Material after being stirred is ground by three-roller；
S3. stirring is vacuumized：Material is put into a mixing bowl after grinding, carries out vacuumizing stirring, vacuumizes mixing time as 30-
60min, vacuum degree are not less than 0.08MPa, then squeeze out packaging.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810053624.8A CN108047520A (en) | 2018-01-19 | 2018-01-19 | A kind of automobile using environment-friendly type damping expansion glue and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810053624.8A CN108047520A (en) | 2018-01-19 | 2018-01-19 | A kind of automobile using environment-friendly type damping expansion glue and preparation method thereof |
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| CN108047520A true CN108047520A (en) | 2018-05-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109971052A (en) * | 2019-03-11 | 2019-07-05 | 中国石油天然气股份有限公司 | Special sealing filler applied to wellhead of oil pumping unit under high-water-content produced liquid condition |
| CN109971053A (en) * | 2019-03-11 | 2019-07-05 | 中国石油天然气股份有限公司 | Pumping unit wellhead sealing filler with polished rod repairing capability |
| CN111607137A (en) * | 2020-06-08 | 2020-09-01 | 首钢集团有限公司 | Heat-resistant damping rubber and preparation method and application thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345011A (en) * | 2017-08-09 | 2017-11-14 | 盐城市宝光车用材料有限公司 | A kind of high-foaming expansion glue |
-
2018
- 2018-01-19 CN CN201810053624.8A patent/CN108047520A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345011A (en) * | 2017-08-09 | 2017-11-14 | 盐城市宝光车用材料有限公司 | A kind of high-foaming expansion glue |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109971052A (en) * | 2019-03-11 | 2019-07-05 | 中国石油天然气股份有限公司 | Special sealing filler applied to wellhead of oil pumping unit under high-water-content produced liquid condition |
| CN109971053A (en) * | 2019-03-11 | 2019-07-05 | 中国石油天然气股份有限公司 | Pumping unit wellhead sealing filler with polished rod repairing capability |
| CN111607137A (en) * | 2020-06-08 | 2020-09-01 | 首钢集团有限公司 | Heat-resistant damping rubber and preparation method and application thereof |
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