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High temperature-resistant and anticorrosive oil hydraulic cylinder sealing strip and making method thereof

A technology of sealing strip and high temperature resistance, applied in anti-corrosion coatings, fire-retardant coatings, coatings, etc., can solve problems such as insufficient airtightness, low practical performance, damage to sealing strips, etc., to achieve convenient operation, reduce manpower and material resources, and protect the environment. Effect

Inactive Publication Date: 2017-07-11
SUZHOU JIN YUAN OIL MACHINERY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The hydraulic cylinder is an indispensable part of hydraulic technology. With the continuous development of science and technology, the technology of hydraulic pipes continues to improve, and the types are emerging in an endless stream. There are still many defects in the hydraulic pipes in the prior art, the airtightness is not good enough, and the sealing strip Damaged due to long-term use, the scrap rate is extremely high, the practical performance is low, and the environment is polluted. In order to improve work efficiency, reduce the scrap rate, and protect the environment, the present invention proposes a high-temperature resistant and anti-corrosion hydraulic cylinder sealing strip and its preparation. method

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0027] This embodiment provides a high-temperature-resistant and anti-corrosion hydraulic cylinder sealing strip. The surface of the sealing strip is coated with a high-temperature-resistant and anti-corrosion layer. The high-temperature-resistant and anti-corrosion layer includes a high-temperature-resistant layer and an anti-corrosion layer. Two components, A and B are mixed according to the ratio of A:B=3:1, and its components include the following components in parts by mass:

[0028]Group A is composed of inorganic composition, organic amine composition, carbonate and nitrate in a mass ratio of 1:2:1:2. The inorganic composition includes: black silicon carbide: 9 parts, fine-grained alumina: 10 parts, antimony trioxide: 18 parts, barium sulfate: 10 parts, ammonium bicarbonate: 15 parts, ammonium sulfate sulfate: 13 parts, ammonium sulfonate: 11 parts, ammonium sulfate nitrate: 9 parts, polyurethane: 28 parts; The organic amine composition includes: diethylenetriamine: 2 p...

Embodiment 2

[0039] This embodiment provides a high-temperature-resistant and anti-corrosion hydraulic cylinder sealing strip. The surface of the sealing strip is coated with a high-temperature-resistant and anti-corrosion layer. The high-temperature-resistant and anti-corrosion layer includes a high-temperature-resistant layer and an anti-corrosion layer. Two components, A and B are mixed according to the ratio of A:B=3:1, and its components include the following components in parts by mass:

[0040] Group A is composed of inorganic composition, organic amine composition, carbonate and nitrate in a mass ratio of 1:2:1:2. The inorganic composition includes: black silicon carbide: 13 parts, fine-grained alumina: 16 parts, antimony trioxide: 22 parts, barium sulfate: 16 parts, ammonium bicarbonate: 20 parts, ammonium sulfate sulfate: 18 parts, ammonium sulfonate: 14 parts, ammonium sulfate nitrate: 14 parts, polyurethane: 30 parts; The organic amine composition includes: diethylenetriamine: ...

Embodiment 3

[0051] This embodiment provides a high-temperature resistant and anti-corrosion hydraulic cylinder sealing strip, including a sealing strip, the surface of the sealing strip is coated with a high-temperature-resistant and anti-corrosion layer, and the high-temperature-resistant and anti-corrosion layer includes a high-temperature-resistant layer and an anti-corrosion layer, and the high-temperature-resistant layer It includes two components A and B, and the two components are mixed according to the ratio of A:B=3:1, and its components include the following components in parts by mass:

[0052] Group A is composed of inorganic composition, organic amine composition, carbonate and nitrate in a mass ratio of 1:2:1:2. The inorganic composition includes: black silicon carbide: 11 parts, fine-grained alumina: 14 parts, antimony trioxide: 20 parts, barium sulfate: 14 parts, ammonium bicarbonate: 18 parts, ammonium sulfate sulfate: 15 parts, ammonium sulfonate: 12 parts, ammonium sulfa...

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Abstract

The invention discloses a high temperature-resistant and anticorrosive oil hydraulic cylinder sealing strip. The high temperature-resistant and anticorrosive oil hydraulic cylinder sealing strip comprises 9-13 parts of black silicon carbide, 10-16 parts of fine-grained alumina, 18-22 parts of antimony trioxide, 10-16 parts of barium sulfate, 15-20 parts of ammonium bicarbonate, 13-18 parts of ammonium thiosulfate, 11-14 parts of ammonium sulfonate, 9-14 parts of ammonium sulfate nitrate, 28-30 parts of polyurethane, 2-9 parts of diethylenetriamine, 12-17 parts of caprolactam, 16-19 parts of triethylenediamine, 1-7 parts of o-ethylaniline, 8-13 parts of N-butylaniline, 10-15 parts of sodium carbonate, 19-24 parts of calcium carbonate, 17-24 parts of potassium carbonate, 11-15 parts of ammonium nitrate, 22-28 parts of calcium nitrate, 14-17 parts of nanometer silica sol, 10-14 parts of sodium citrate, 19-22 parts of polyacrylamide, 24-28 parts of nanometer borate, 7-14 parts of potassium dihydrogen phosphate, 7-13 parts of zinc dialkyl dithiophosphate, 6-10 parts of zinc naphthenate, 40-48 parts of a solvent, 3-10 parts of a dispersant and 7-14 parts of a film forming assistant.

Description

technical field [0001] The invention relates to the technical field of hydraulic equipment, in particular to a high-temperature-resistant and anti-corrosion hydraulic cylinder sealing strip and a preparation method thereof. Background technique [0002] The hydraulic cylinder is an indispensable part of hydraulic technology. With the continuous development of science and technology, the technology of hydraulic pipes continues to improve, and the types are emerging in an endless stream. There are still many defects in the hydraulic pipes in the prior art, the airtightness is not good enough, and the sealing strip Damaged due to long-term use, the scrap rate is extremely high, the practical performance is low, and the environment is polluted. In order to improve work efficiency, reduce the scrap rate, and protect the environment, the present invention proposes a high-temperature resistant and anti-corrosion hydraulic cylinder sealing strip and its preparation. method. Conten...

Claims

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Application Information

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IPC IPC(8): C09D175/04C09D191/06C09D5/08C09D7/00C09D7/12
CPCC09D5/18C08K2201/011C08K2201/014C08L2201/08C08L2205/03C09D5/10C09D7/20C09D7/61C09D7/63C09D7/65C09D175/04C09D191/06C08L33/26C08K13/02C08K3/34C08K2003/2227C08K3/2279C08K2003/3045C08L83/08C08K3/08C08K5/42
Inventor 孙创丁学灵
Owner SUZHOU JIN YUAN OIL MACHINERY
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