CN113025034A - Aging-resistant sealing rubber ring - Google Patents
Aging-resistant sealing rubber ring Download PDFInfo
- Publication number
- CN113025034A CN113025034A CN202110279189.2A CN202110279189A CN113025034A CN 113025034 A CN113025034 A CN 113025034A CN 202110279189 A CN202110279189 A CN 202110279189A CN 113025034 A CN113025034 A CN 113025034A
- Authority
- CN
- China
- Prior art keywords
- parts
- aging
- yellowing
- rubber
- heat stabilizer
- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
- C08L75/08—Polyurethanes from polyethers
-
- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
-
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3009—Sulfides
- C08K2003/3036—Sulfides 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
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- 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
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 an anti-aging sealing rubber ring which is prepared from the following raw materials in parts by weight: the anti-yellowing polyurethane rubber comprises 50-60 parts of nitrile rubber, 60-80 parts of polyether polyurethane rubber, 5-10 parts of zinc oxide, 3-5 parts of a coupling agent, 10-15 parts of a defoaming agent, 20-30 parts of carbon fiber, 1-5 parts of magnesium oxide, 3-5 parts of stearic acid, 8-10 parts of an anti-yellowing additive and 5-7 parts of a heat stabilizer. The anti-yellowing additive greatly improves the aging resistance of the sealing ring, has longer service life, and improves the high temperature resistance of the sealing ring through the carbon fiber and the heat stabilizer.
Description
Technical Field
The invention relates to the technical field of sealing rubber rings, in particular to an anti-aging sealing rubber ring.
Background
In recent years, with the rapid development of domestic economy, high-rise commercial and civil buildings are more and more, and the fire-fighting water pipes of these high-rise buildings are also the essential key safety devices, the rubber sealing rings used at the joints of these water pipes are the most important key components of their systems, and the commonly used sealing rings are: assembled pipe joint rubber seal, assembled pipe joint pipe strap rubber seal, assembled pipe joint flange rubber seal require it to have outstanding resistant medium, tear, tensile strength, better extensibility, resistance to compression deformation, ageing-resistant, longer life (more than 50 years at least) etc. and at present domestic this kind of rubber seal function of use, life and security are all not ideal. Therefore, we propose an aging-resistant sealing rubber ring to solve the above problems.
Disclosure of Invention
The invention aims to solve the defects that the function, the service life and the safety of a domestic rubber sealing ring are not ideal in the prior art, and provides an anti-aging sealing rubber ring.
In order to achieve the purpose, the invention adopts the following technical scheme:
the aging-resistant sealing rubber ring is prepared from the following raw materials in parts by weight:
the anti-yellowing polyurethane rubber comprises 50-60 parts of nitrile rubber, 60-80 parts of polyether polyurethane rubber, 5-10 parts of zinc oxide, 3-5 parts of a coupling agent, 10-15 parts of a defoaming agent, 20-30 parts of carbon fiber, 1-5 parts of magnesium oxide, 3-5 parts of stearic acid, 8-10 parts of an anti-yellowing additive and 5-7 parts of a heat stabilizer.
Preferably, the feed additive is prepared from the following raw materials in parts by weight:
the material comprises 55 parts of nitrile rubber, 70 parts of polyether type polyurethane rubber, 7 parts of zinc oxide, 4 parts of a coupling agent, 12 parts of a defoaming agent, 25 parts of carbon fiber, 3 parts of magnesium oxide, 4 parts of stearic acid, 9 parts of an anti-yellowing auxiliary agent and 6 parts of a heat stabilizer.
Preferably, the coupling agent is a KH560 silane coupling agent.
Preferably, the anti-yellowing auxiliary agent is an antioxidant and a light stabilizer with the mass ratio of 1: 1.
Preferably, the antioxidant is one of hindered phenol antioxidants and aromatic amine antioxidants.
Preferably, the light stabilizer is carbon black, titanium dioxide and zinc barium, and the mass ratio of the carbon black, the titanium dioxide and the zinc barium is 2: 3: 5.
preferably, the heat stabilizer is one of a calcium-zinc heat stabilizer and a tin stabilizer.
The invention has the beneficial effects that:
the anti-yellowing additive greatly improves the aging resistance of the sealing ring, has longer service life, and improves the high temperature resistance of the sealing ring through the carbon fiber and the heat stabilizer.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
The first embodiment is as follows:
the aging-resistant sealing rubber ring is prepared from the following raw materials in parts by weight:
the anti-yellowing polyurethane coating comprises 50 parts of nitrile rubber, 60 parts of polyether type polyurethane rubber, 5 parts of zinc oxide, 3 parts of a coupling agent, 10 parts of a defoaming agent, 20 parts of carbon fiber, 1 part of magnesium oxide, 3 parts of stearic acid, 8 parts of an anti-yellowing auxiliary agent and 5 parts of a heat stabilizer.
Further, the coupling agent is a KH560 silane coupling agent.
Further, the anti-yellowing auxiliary agent is an antioxidant and a light stabilizer with the mass ratio of 1: 1.
Further, the antioxidant is one of hindered phenol antioxidants and aromatic amine antioxidants.
Further, the light stabilizer is carbon black, titanium dioxide and zinc barium, and the mass ratio of the carbon black to the titanium dioxide to the zinc barium is 2: 3: 5.
further, the heat stabilizer is one of a calcium-zinc heat stabilizer and a tin stabilizer.
Example two:
the aging-resistant sealing rubber ring is prepared from the following raw materials in parts by weight:
the material comprises 55 parts of nitrile rubber, 70 parts of polyether type polyurethane rubber, 7 parts of zinc oxide, 4 parts of a coupling agent, 12 parts of a defoaming agent, 25 parts of carbon fiber, 3 parts of magnesium oxide, 4 parts of stearic acid, 9 parts of an anti-yellowing auxiliary agent and 6 parts of a heat stabilizer.
Further, the coupling agent is a KH560 silane coupling agent.
Further, the anti-yellowing auxiliary agent is an antioxidant and a light stabilizer with the mass ratio of 1: 1.
Further, the antioxidant is one of hindered phenol antioxidants and aromatic amine antioxidants.
Further, the light stabilizer is carbon black, titanium dioxide and zinc barium, and the mass ratio of the carbon black to the titanium dioxide to the zinc barium is 2: 3: 5.
further, the heat stabilizer is one of a calcium-zinc heat stabilizer and a tin stabilizer.
Example three:
the aging-resistant sealing rubber ring is prepared from the following raw materials in parts by weight:
the anti-yellowing polyurethane elastomer comprises 60 parts of nitrile rubber, 80 parts of polyether type polyurethane rubber, 10 parts of zinc oxide, 5 parts of a coupling agent, 15 parts of a defoaming agent, 30 parts of carbon fiber, 5 parts of magnesium oxide, 5 parts of stearic acid, 10 parts of an anti-yellowing auxiliary agent and 7 parts of a heat stabilizer.
Further, the coupling agent is a KH560 silane coupling agent.
Further, the anti-yellowing auxiliary agent is an antioxidant and a light stabilizer with the mass ratio of 1: 1.
Further, the antioxidant is one of hindered phenol antioxidants and aromatic amine antioxidants.
Further, the light stabilizer is carbon black, titanium dioxide and zinc barium, and the mass ratio of the carbon black to the titanium dioxide to the zinc barium is 2: 3: 5.
further, the heat stabilizer is one of a calcium-zinc heat stabilizer and a tin stabilizer.
In the embodiment, the anti-yellowing additive greatly improves the aging resistance and the anti-oxidation function of the sealing ring, the sealing ring has a longer service life, the tear resistance of the sealing ring is improved by the carbon fiber, and the high temperature resistance of the sealing ring is improved by the heat stabilizer.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The aging-resistant sealing rubber ring is characterized by being prepared from the following raw materials in parts by weight:
the anti-yellowing polyurethane rubber comprises 50-60 parts of nitrile rubber, 60-80 parts of polyether polyurethane rubber, 5-10 parts of zinc oxide, 3-5 parts of a coupling agent, 10-15 parts of a defoaming agent, 20-30 parts of carbon fiber, 1-5 parts of magnesium oxide, 3-5 parts of stearic acid, 8-10 parts of an anti-yellowing additive and 5-7 parts of a heat stabilizer.
2. The aging-resistant sealing rubber ring according to claim 1, which is prepared from the following raw materials in parts by weight:
the material comprises 55 parts of nitrile rubber, 70 parts of polyether type polyurethane rubber, 7 parts of zinc oxide, 4 parts of a coupling agent, 12 parts of a defoaming agent, 25 parts of carbon fiber, 3 parts of magnesium oxide, 4 parts of stearic acid, 9 parts of an anti-yellowing auxiliary agent and 6 parts of a heat stabilizer.
3. The aging-resistant sealing rubber ring according to claim 1, wherein the coupling agent is a KH560 silane coupling agent.
4. The aging-resistant sealing rubber ring as claimed in claim 1, wherein the anti-yellowing auxiliary agent is an antioxidant and a light stabilizer at a mass ratio of 1: 1.
5. The aging-resistant rubber gasket as claimed in claim 4, wherein the antioxidant is one of hindered phenol antioxidants and aromatic amine antioxidants.
6. The aging-resistant sealing rubber ring according to claim 5, wherein the light stabilizer is carbon black, titanium dioxide and zinc barium, and the mass ratio of the carbon black, the titanium dioxide and the zinc barium is 2: 3: 5.
7. the aging-resistant rubber gasket of claim 1, wherein said heat stabilizer is one of a calcium zinc heat stabilizer and a tin stabilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110279189.2A CN113025034A (en) | 2021-03-16 | 2021-03-16 | Aging-resistant sealing rubber ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110279189.2A CN113025034A (en) | 2021-03-16 | 2021-03-16 | Aging-resistant sealing rubber ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113025034A true CN113025034A (en) | 2021-06-25 |
Family
ID=76470656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110279189.2A Withdrawn CN113025034A (en) | 2021-03-16 | 2021-03-16 | Aging-resistant sealing rubber ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113025034A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113881117A (en) * | 2021-11-01 | 2022-01-04 | 昆山恒圣亚五金塑料制品有限公司 | High-temperature-resistant and oxidation-resistant rubber ring |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104962071A (en) * | 2015-07-25 | 2015-10-07 | 长泰鑫润橡塑有限公司 | Sealing rubber ring |
| CN106751316A (en) * | 2016-12-28 | 2017-05-31 | 宁波朗迪叶轮机械有限公司 | A kind of axial wheel and preparation method thereof |
| CN110144088A (en) * | 2019-06-03 | 2019-08-20 | 伊斯特密封科技（江苏）有限公司 | A kind of new composite rubbers material and preparation method thereof for cable seal |
| CN110577727A (en) * | 2019-09-23 | 2019-12-17 | 常州中信博新能源科技有限公司 | anti-aging glass fiber reinforced plastic photovoltaic support and production process thereof |
| CN111647241A (en) * | 2020-06-15 | 2020-09-11 | 康泰塑胶科技集团有限公司 | Double-wall corrugated pipe for prefabricated sealing ring and preparation method thereof |
-
2021
- 2021-03-16 CN CN202110279189.2A patent/CN113025034A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104962071A (en) * | 2015-07-25 | 2015-10-07 | 长泰鑫润橡塑有限公司 | Sealing rubber ring |
| CN106751316A (en) * | 2016-12-28 | 2017-05-31 | 宁波朗迪叶轮机械有限公司 | A kind of axial wheel and preparation method thereof |
| CN110144088A (en) * | 2019-06-03 | 2019-08-20 | 伊斯特密封科技（江苏）有限公司 | A kind of new composite rubbers material and preparation method thereof for cable seal |
| CN110577727A (en) * | 2019-09-23 | 2019-12-17 | 常州中信博新能源科技有限公司 | anti-aging glass fiber reinforced plastic photovoltaic support and production process thereof |
| CN111647241A (en) * | 2020-06-15 | 2020-09-11 | 康泰塑胶科技集团有限公司 | Double-wall corrugated pipe for prefabricated sealing ring and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113881117A (en) * | 2021-11-01 | 2022-01-04 | 昆山恒圣亚五金塑料制品有限公司 | High-temperature-resistant and oxidation-resistant rubber ring |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210625 |