CN109486167A - A kind of thermoplastic polyurethane hydraulic sealing ring material formula - Google Patents
A kind of thermoplastic polyurethane hydraulic sealing ring material formula Download PDFInfo
- Publication number
- CN109486167A CN109486167A CN201710811325.1A CN201710811325A CN109486167A CN 109486167 A CN109486167 A CN 109486167A CN 201710811325 A CN201710811325 A CN 201710811325A CN 109486167 A CN109486167 A CN 109486167A
- Authority
- CN
- China
- Prior art keywords
- parts
- thermoplastic polyurethane
- sealing ring
- raw material
- hydraulic sealing
- 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.)
- Pending
Links
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
-
- 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
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/04—Thermoplastic elastomer
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)
Abstract
The invention discloses a kind of thermoplastic polyurethane hydraulic sealing ring material formulas, according to the number of parts by weight, including the following raw material: 50-80 parts of thermoplastic polyurethane, 5-12 parts of bamboo charcoal fiber, 1-3 parts of antioxidant, 1-2 parts of calcium silicates, 5-8 parts of plasticizer, 2-5 parts of lubricant, 0.5-1 parts of anti-aging agent, 2-8 parts of polyethylene, 5-10 parts of reinforcing agent, 20-30 parts of ethylene propylene diene rubber.The thermoplastic polyurethane hydraulic seal ring that material of the present invention generates has increased significantly in high temperature resistant, high pressure ability, long-term effect etc..
Description
Technical field
The present invention relates to materials, more particularly to a kind of thermoplastic polyurethane hydraulic sealing ring material formula.
Background technique
Thermoplastic polyurethane (TPU) raw material resistant to high temperature is currently the former material for making the best comprehensive performance of hydraulic sealing ring
Material.But actual operation requirements and performance are not achieved completely with the hydraulic sealing ring that this raw material makes.There are the problem of have:
The failure speed of product is fast when high temperature, high pressure.The service life of reciprocating motion is short.Or so half a year can only generally be used.
How to improve thermoplastic polyurethane hydraulic seal ring service life and improves its high temperature resistant, high-voltage resistance capability, one
It is directly the problem of allowing whole world thermoplastic polyurethane hydraulic seal ring manufacturer's headache.To allow thermoplastic polyurethane resistant to high temperature
(TPU) raw material can produce the high performance hydraulic seal for meeting our requirements, just have to carry out this material
Modification.
Summary of the invention
Goal of the invention: it to solve the deficiencies in the prior art, provides a kind of with high temperature resistant, high pressure ability, long-acting thermoplastic
Property polyurethane hydraulic sealing loop material material formula.
Technical solution: a kind of thermoplastic polyurethane hydraulic sealing ring material formula, according to the number of parts by weight, including it is as follows
Raw material: 50-80 parts of thermoplastic polyurethane, 5-12 parts of bamboo charcoal fiber, 1-3 parts of antioxidant, 1-2 parts of calcium silicates, 5-8 parts of plasticizer,
2-5 parts of lubricant, 0.5-1 parts of anti-aging agent, 2-8 parts of polyethylene, 5-10 parts of reinforcing agent, 20-30 parts of ethylene propylene diene rubber.
Preferably, according to the number of parts by weight, including the following raw material: 50 parts of thermoplastic polyurethane, 5 parts of bamboo charcoal fiber, resisting
1 part of oxygen agent, 1 part of calcium silicates, 5 parts of plasticizer, 2 parts of lubricant, 0.5 part of anti-aging agent, 2 parts of polyethylene, 5 parts of reinforcing agent, ternary second
Third 20 parts of rubber.
Preferably, according to the number of parts by weight, including the following raw material: 80 parts of thermoplastic polyurethane, 12 parts of bamboo charcoal fiber, resisting
3 parts of oxygen agent, 2 parts of calcium silicates, 8 parts of plasticizer, 5 parts of lubricant, 1 part of anti-aging agent, 8 parts of polyethylene, 10 parts of reinforcing agent, EPDM
30 parts of rubber.
Preferably, according to the number of parts by weight, including the following raw material: 65 parts of thermoplastic polyurethane, 9 parts of bamboo charcoal fiber, resisting
2 parts of oxygen agent, 1.5 parts of calcium silicates, 6 parts of plasticizer, 3 parts of lubricant, 0.8 part of anti-aging agent, 5 parts of polyethylene, 8 parts of reinforcing agent, ternary
25 parts of EP rubbers.
Preferably, according to the number of parts by weight, including the following raw material: 70 parts of thermoplastic polyurethane, 10 parts of bamboo charcoal fiber, resisting
1.5 parts of oxygen agent, 1.8 parts of calcium silicates, 7 parts of plasticizer, 4 parts of lubricant, 0.6 part of anti-aging agent, 6 parts of polyethylene, 6 parts of reinforcing agent, three
28 parts of first EP rubbers.
The utility model has the advantages that compared with prior art, thermoplastic polyurethane hydraulic sealing ring material provided by the invention is being made
When sealing ring, no matter under normal use or high temperature, high-pressure situations service life has significant raising.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clearly and completely
Description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, one of ordinary skilled in the art are obtained all without making creative work
Other embodiments, shall fall within the protection scope of the present invention.
Embodiment 1
Raw material: 50 parts of thermoplastic polyurethane, 5 parts of bamboo charcoal fiber, 1 part of antioxidant, 1 part of calcium silicates, 5 parts of plasticizer, lubrication
2 parts of agent, 0.5 part of anti-aging agent, 2 parts of polyethylene, 5 parts of reinforcing agent, 20 parts of ethylene propylene diene rubber.
Embodiment 2
Raw material: 80 parts of thermoplastic polyurethane, 12 parts of bamboo charcoal fiber, 3 parts of antioxidant, 2 parts of calcium silicates, 8 parts of plasticizer, lubrication
5 parts of agent, 1 part of anti-aging agent, 8 parts of polyethylene, 10 parts of reinforcing agent, 30 parts of ethylene propylene diene rubber.
Embodiment 3
Raw material: 65 parts of thermoplastic polyurethane, 9 parts of bamboo charcoal fiber, 2 parts of antioxidant, 1.5 parts of calcium silicates, 6 parts of plasticizer, profit
3 parts of lubrication prescription, 0.8 part of anti-aging agent, 5 parts of polyethylene, 8 parts of reinforcing agent, 25 parts of ethylene propylene diene rubber.
Embodiment 4
Raw material: 70 parts of thermoplastic polyurethane, 10 parts of bamboo charcoal fiber, 1.5 parts of antioxidant, 1.8 parts of calcium silicates, 7 parts of plasticizer,
4 parts of lubricant, 0.6 part of anti-aging agent, 6 parts of polyethylene, 6 parts of reinforcing agent, 28 parts of ethylene propylene diene rubber.
Claims (5)
1. a kind of thermoplastic polyurethane hydraulic sealing ring material formula, which is characterized in that according to the number of parts by weight, including it is as follows
Raw material: 50-80 parts of thermoplastic polyurethane, 5-12 parts of bamboo charcoal fiber, 1-3 parts of antioxidant, 1-2 parts of calcium silicates, 5-8 parts of plasticizer,
2-5 parts of lubricant, 0.5-1 parts of anti-aging agent, 2-8 parts of polyethylene, 5-10 parts of reinforcing agent, 20-30 parts of ethylene propylene diene rubber.
2. thermoplastic polyurethane hydraulic sealing ring material formula according to claim 1, which is characterized in that according to parts by weight
Number calculates, including the following raw material: 50 parts of thermoplastic polyurethane, 5 parts of bamboo charcoal fiber, and 1 part of antioxidant, 1 part of calcium silicates, plasticizer 5
Part, 2 parts of lubricant, 0.5 part of anti-aging agent, 2 parts of polyethylene, 5 parts of reinforcing agent, 20 parts of ethylene propylene diene rubber.
3. thermoplastic polyurethane hydraulic sealing ring material formula according to claim 1, which is characterized in that according to parts by weight
Number calculates, including the following raw material: 80 parts of thermoplastic polyurethane, 12 parts of bamboo charcoal fiber, and 3 parts of antioxidant, 2 parts of calcium silicates, plasticizer 8
Part, 5 parts of lubricant, 1 part of anti-aging agent, 8 parts of polyethylene, 10 parts of reinforcing agent, 30 parts of ethylene propylene diene rubber.
4. thermoplastic polyurethane hydraulic sealing ring material formula according to claim 1, which is characterized in that according to parts by weight
Number calculates, including the following raw material: 65 parts of thermoplastic polyurethane, 9 parts of bamboo charcoal fiber, and 2 parts of antioxidant, 1.5 parts of calcium silicates, plasticizer
6 parts, 3 parts of lubricant, 0.8 part of anti-aging agent, 5 parts of polyethylene, 8 parts of reinforcing agent, 25 parts of ethylene propylene diene rubber.
5. thermoplastic polyurethane hydraulic sealing ring material formula according to claim 1, which is characterized in that according to parts by weight
Number calculates, including the following raw material: 70 parts of thermoplastic polyurethane, 10 parts of bamboo charcoal fiber, 1.5 parts of antioxidant, 1.8 parts of calcium silicates, increasing
7 parts of agent, 4 parts of lubricant, 0.6 part of anti-aging agent, 6 parts of polyethylene, 6 parts of reinforcing agent, 28 parts of ethylene propylene diene rubber of modeling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710811325.1A CN109486167A (en) | 2017-09-11 | 2017-09-11 | A kind of thermoplastic polyurethane hydraulic sealing ring material formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710811325.1A CN109486167A (en) | 2017-09-11 | 2017-09-11 | A kind of thermoplastic polyurethane hydraulic sealing ring material formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109486167A true CN109486167A (en) | 2019-03-19 |
Family
ID=65687669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710811325.1A Pending CN109486167A (en) | 2017-09-11 | 2017-09-11 | A kind of thermoplastic polyurethane hydraulic sealing ring material formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109486167A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112747004A (en) * | 2020-12-10 | 2021-05-04 | 唯万科技有限公司 | Low-temperature-resistant sealing system for piston rod of dumper |
-
2017
- 2017-09-11 CN CN201710811325.1A patent/CN109486167A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112747004A (en) * | 2020-12-10 | 2021-05-04 | 唯万科技有限公司 | Low-temperature-resistant sealing system for piston rod of dumper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101735540A (en) | Rubber dynamic sealing material | |
| CN109486167A (en) | A kind of thermoplastic polyurethane hydraulic sealing ring material formula | |
| CN105623115A (en) | Composite rubber seal waterproof material and preparation method thereof | |
| CN103320884B (en) | Latex thread formula | |
| CN104804265A (en) | Aging-resistant energy-saving rubber belt composite material | |
| CN104045890A (en) | Durable rubber | |
| CN102070800B (en) | Nitrile rubber protective sleeve | |
| CN103483632A (en) | Formula and manufacturing method of wearing-resistant rubber and plastic gasket | |
| CN104693516A (en) | Abrasion-resistance rubber board | |
| CN104292562A (en) | Stable wear-resisting rubber | |
| CN104072973B (en) | Rubber hose and preparation method thereof | |
| CN104212176A (en) | Improved high-temperature-resisting rubber | |
| CN103183849B (en) | Pulse-resistant wire-wound hose internal rubber | |
| CN104804254A (en) | Erosion-resistant and low-temperature-resistant elastic nano rubber composite and preparation method | |
| CN104672524A (en) | Formula of water swelling rubber | |
| CN103450601A (en) | Seal ring for cable connection | |
| CN104264079A (en) | High-temperature-resistant and wear-resistant mould material | |
| CN104327319A (en) | Environment-friendly water gate rubber seal rubber and preparation method thereof | |
| CN201093076Y (en) | Backbone type oil seal | |
| CN105367837A (en) | High-abrasion-resistance caterpillar band | |
| CN104212081A (en) | High-performance sealing part based on butyl rubber | |
| CN104371232A (en) | High-strength composite pipe | |
| CN204998042U (en) | Aramid fiber and wear -resisting hosepipe of rubber blend | |
| CN103589029A (en) | High pressure resistant sealing material | |
| CN112175382A (en) | Nano composite material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190319 |
|
| WD01 | Invention patent application deemed withdrawn after publication |