CN104945720A - Wear-resistant composite material with high friction coefficient and preparation method thereof - Google Patents
Wear-resistant composite material with high friction coefficient and preparation method thereof Download PDFInfo
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- CN104945720A CN104945720A CN201510440396.6A CN201510440396A CN104945720A CN 104945720 A CN104945720 A CN 104945720A CN 201510440396 A CN201510440396 A CN 201510440396A CN 104945720 A CN104945720 A CN 104945720A
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- friction coefficient
- composite material
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- wear
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- 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
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- 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
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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- 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
- C08L2207/06—Properties of polyethylene
- C08L2207/068—Ultra high molecular weight polyethylene
Abstract
The invention belongs to the technical field of wear-resistant materials, and discloses a wear-resistant composite material with a high friction coefficient and a preparation method thereof. The wear-resistant composite material is mainly technically characterized by comprising the following raw materials in parts by weight: 10-30 parts of high-density polyethylene, 30-50 parts of ultra-high molecular weight polyethylene, 10-20 parts of cross-linked rubber powder, 0.1-0.5 part of an antioxidant 1010, 5-20 parts of inorganic powder, and 1-5 parts of carbon black. According to the wear-resistant composite material with the high friction coefficient, provided by the invention, all the components are mixed into pellets by using an internal mixer, then, the compression molding is carried out, and the machinability of the high-density polyethylene, the wear resistance of the ultra-high molecular weight polyethylene, and the high friction coefficient of the cross-linked rubber powder are fully utilized, so that the composite material with a high dynamic friction coefficient, good wear resistance and higher strength is obtained; the wear-resistant composite material with the high friction coefficient is prepared by adopting an internal mixing technology, and leftover materials can be recycled, so that environment friendliness is achieved.
Description
Technical field
The invention belongs to high-abrasive material technical field, particularly relate to great friction coefficient wearing composite material that a kind of bridge seismic isolation device uses and preparation method thereof.
Background technology
Shock insulation, with regard to word, separates the impact of earthquake exactly.Its essence and object are exactly by structure and the ground motion of destruction may be caused to separate as far as possible.Damping, with regard to word, reduces seismic energy exactly.Its essence and object are exactly under middle shake, large shake and severe earthquake action, dissipative cell rate is introduced into power consumption working order, produce larger damping, the energy of earthquake in a large amount of dissipation input structure, the dynamic response of rapid attenuating structure, and obvious inelastic deformation does not appear in agent structure, thus guarantee the security of structure in middle shake, large shake and macroseism and normally use.
The vibration absorption and isolation support applied in current domestic bridge construction is all generally realize shock insulation by arranging a sliding layer, but existing sliding layer material its kinetic friction coefficient under the prerequisite meeting wear resistance is generally all less than 0.008, therefore adopt the vibration absorption and isolation support frictional damping of this kind of material very little, often need to arrange other damping system to increase damping and energy dissipation capacity, or the displacement of increase shock insulation increases shock insulation cycle reduction earthquake dynamic response.Its scantlings of the structure is all very large, and complex structure cost is high, is difficult to spread.
Summary of the invention
First technical problem that the present invention will solve just is to provide that a kind of wear resistance is good, kinetic friction coefficient is high, have the great friction coefficient wearing composite material of higher-strength.
For solving the problems of the technologies described above, the technical solution used in the present invention, raw material is:
High density polyethylene(HDPE) 10-30 weight part
Ultrahigh molecular weight polyethylene(UHMWPE) 30-50 weight part
Cross-linked rubber powder 10-20 weight part
Antioxidant 1010 0.1-0.5 weight part
Inorganic powder 5-20 weight part
Carbon black 1-5 weight part.
Its additional technical feature is: described high density polyethylene(HDPE) is tubing level;
The molecular weight of described ultrahigh molecular weight polyethylene(UHMWPE) is more than 6,000,000;
The molecular weight of described ultrahigh molecular weight polyethylene(UHMWPE) is 9,000,000;
Described cross-linked rubber powder is rubber regeneration rubber powder, particle diameter 40-200 order;
Described rubber regeneration rubber powder is doughnut rubber powder, particle diameter 80 order;
Described inorganic powder is the mixture of one or more in calcium carbonate, talcum powder, wollastonite, kaolin, graphite.
Second technical problem that the present invention will solve just is to provide a kind of preparation method of great friction coefficient wearing composite material.
For solving the problems of the technologies described above, the technical solution used in the present invention comprises the steps:
Step one
By 10-30 weight part high density polyethylene(HDPE)s, 30-50 weight part ultrahigh molecular weight polyethylene(UHMWPE)s, 10-20 weight part cross-linked rubber powder, 0.1-0.5 weight part antioxidant 1010,5-20 parts by weight of inorganic powders, 1-5 parts by weight of carbon black per in mixing machine with 900-1200 revs/min, stir 8 minutes under normal temperature, then add in Banbury mixer, at 175-195 DEG C, banburying obtains a kind of bulk polymer composite body for 8-15 minutes;
Step 2
The bulk polymer composite body obtained in step one is put into 180-200 DEG C of mould mold pressings 10-30 minutes while hot, then cooling and shaping.
Great friction coefficient wearing composite material provided by the invention, the great friction coefficient wear-resistant slide plate obtained not only wear resistance is good, line rate of wear is less than or equal to 20 μm/km, and kinetic friction coefficient is high, kinetic friction coefficient is 0.03 ~ 0.05, also have higher-strength, tensile strength is more than or equal to 25Mpa, and ultimate compression strength is more than or equal to 180MPa.Great friction coefficient wearing composite material adopts banburying process to complete, scrap stock recoverable, environmental protection.Wherein, high density polyethylene(HDPE) is tubing level, has the features such as weather resisteant is good, resisting environmental stress and cracking is good, the processing characteristics that its Main Function provides.Ultrahigh molecular weight polyethylene(UHMWPE) molecular weight generally more than 6,000,000, preferred 9,000,000, mainly improve material wear ability.Cross-linked rubber powder mainly refers to rubber regeneration rubber powder, preferably doughnut rubber powder, particle diameter 40-200 order, preferred 80 orders, and it adds main raising material friction coefficient.Inorganic powder refers to the mixture of one or more of calcium carbonate, talcum powder, wollastonite, kaolin, graphite, and it act as and improves wear resisting property, reduces costs simultaneously.
Embodiment
Below by specific embodiment, great friction coefficient wearing composite material of the present invention and preparation method thereof is described in further detail.
Embodiment 1
The preparation method of great friction coefficient wearing composite material of the present invention comprises the steps:
Step one
By 10 weight part high density polyethylene(HDPE)s, 30 weight part ultrahigh molecular weight polyethylene(UHMWPE)s, 10 weight part cross-linked rubber powder, 0.1 weight part antioxidant 1010,5 parts by weight of inorganic powders, 1 parts by weight of carbon black per in mixing machine with 900 revs/min, stir 8 minutes under normal temperature, then add in Banbury mixer, at 175 DEG C, banburying obtains a kind of bulk polymer composite body for 8 minutes;
Step 2
The bulk polymer composite body obtained in step one is put into 180 DEG C of mould mold pressings 10 minutes while hot, then cooling and shaping.
Embodiment 2
The preparation method of great friction coefficient wearing composite material of the present invention comprises the steps:
Step one
By 20 weight part high density polyethylene(HDPE)s, 40 weight part ultrahigh molecular weight polyethylene(UHMWPE)s, 15 weight part cross-linked rubber powder, 0.3 weight part antioxidant 1010,12.5 parts by weight of inorganic powders, 3 parts by weight of carbon black per in mixing machine with 1050 revs/min, stir 8 minutes under normal temperature, then add in Banbury mixer, at 185 DEG C, banburying obtains a kind of bulk polymer composite body for 11.5 minutes;
Step 2
The bulk polymer composite body obtained in step one is put into 190 DEG C of mould mold pressings 20 minutes while hot, then cooling and shaping.
Embodiment 3
The preparation method of great friction coefficient wearing composite material of the present invention comprises the steps:
Step one
By 30 weight part high density polyethylene(HDPE)s, 50 weight part ultrahigh molecular weight polyethylene(UHMWPE)s, 20 weight part cross-linked rubber powder, 0.5 weight part antioxidant 1010,20 parts by weight of inorganic powders, 5 parts by weight of carbon black per in mixing machine with 1200 revs/min, stir 8 minutes under normal temperature, then add in Banbury mixer, at 195 DEG C, banburying obtains a kind of bulk polymer composite body for 15 minutes;
Step 2
The bulk polymer composite body obtained in step one is put into 200 DEG C of mould mold pressings 30 minutes while hot, then cooling and shaping.
Embodiment 4
The preparation method of great friction coefficient wearing composite material of the present invention comprises the steps:
Step one
By 30 weight part high density polyethylene(HDPE)s, 50 weight part ultrahigh molecular weight polyethylene(UHMWPE)s, 20 weight part cross-linked rubber powder, 0.2 weight part antioxidant 1010,10 weight part wollastonites, 2.5 parts by weight of carbon black per in mixing machine with 1000 revs/min, stir 8 minutes under normal temperature, then add in Banbury mixer, at 200 DEG C, banburying obtains a kind of bulk polymer composite body for 10 minutes;
Step 2
The bulk polymer composite body obtained in step one is put into 185 DEG C of mould mold pressings 20 minutes while hot, then cooling and shaping, namely obtain the great friction coefficient wear-resistant slide plate of kinetic friction coefficient 0.03, line rate of wear 10 μm/km.
Embodiment 5
The preparation method of great friction coefficient wearing composite material of the present invention comprises the steps:
Step one
By 10 weight part high density polyethylene(HDPE)s, 30 weight part ultrahigh molecular weight polyethylene(UHMWPE)s, 20 weight part cross-linked rubber powder, 0.2 weight part antioxidant 1010,20 weight part wollastonites, 2.5 parts by weight of carbon black per in mixing machine with 1100 revs/min, stir 8 minutes under normal temperature, then add in Banbury mixer, at 190 DEG C, banburying obtains a kind of bulk polymer composite body for 15 minutes;
Step 2
The bulk polymer composite body obtained in step one is put into 190 DEG C of mould mold pressings 30 minutes while hot, then cooling and shaping, namely obtain the great friction coefficient wear-resistant slide plate of kinetic friction coefficient 0.04, line rate of wear 15 μm/km.
Embodiment 6
Step one
By 20 weight part high density polyethylene(HDPE)s, 30 weight part ultrahigh molecular weight polyethylene(UHMWPE)s, 20 weight part cross-linked rubber powder, 0.2 weight part antioxidant 1010,10 weight part wollastonites, 2.5 parts by weight of carbon black per in mixing machine with 900 revs/min, stir 8 minutes under normal temperature, then add in Banbury mixer, at 180 DEG C, banburying obtains a kind of bulk polymer composite body for 8 minutes;
Step 2
The bulk polymer composite body obtained in step one is put into 200 DEG C of mould mold pressings 10 minutes while hot, then cooling and shaping, namely obtain the great friction coefficient wear-resistant slide plate of kinetic friction coefficient 0.05, line rate of wear 20 μm/km.
Great friction coefficient wearing composite material specific performance index of the present invention is as table 1:
Table 1
A kind of great friction coefficient wearing composite material provided by the invention; be not limited only to above-described embodiment; the foregoing is only preferred embodiment of the present invention; not in order to limit the present invention; all do in the spirit and principles in the present invention and so on any amendment, equivalently to replace and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a great friction coefficient wearing composite material, is characterized in that, raw material is:
High density polyethylene(HDPE) 10-30 weight part
Ultrahigh molecular weight polyethylene(UHMWPE) 30-50 weight part
Cross-linked rubber powder 10-20 weight part
Antioxidant 1010 0.1-0.5 weight part
Inorganic powder 5-20 weight part
Carbon black 1-5 weight part.
2. a kind of great friction coefficient wearing composite material according to claim 1, is characterized in that: described high density polyethylene(HDPE) is tubing level.
3. a kind of great friction coefficient wearing composite material according to claim 1, is characterized in that: the molecular weight of described ultrahigh molecular weight polyethylene(UHMWPE) is more than 6,000,000.
4. a kind of great friction coefficient wearing composite material according to claim 3, is characterized in that: the molecular weight of described ultrahigh molecular weight polyethylene(UHMWPE) is 9,000,000.
5. a kind of great friction coefficient wearing composite material according to claim 1, is characterized in that: described cross-linked rubber powder is rubber regeneration rubber powder, particle diameter 40-200 order.
6. a kind of great friction coefficient wearing composite material according to claim 5, is characterized in that: described rubber regeneration rubber powder is doughnut rubber powder, particle diameter 80 order.
7. a kind of great friction coefficient wearing composite material according to claim 1, is characterized in that: described inorganic powder is the mixture of one or more in calcium carbonate, talcum powder, wollastonite, kaolin, graphite.
8. the preparation method of a kind of great friction coefficient wearing composite material described in any one of claim 1 to 7, is characterized in that comprising the steps:
Step one
By 10-30 weight part high density polyethylene(HDPE)s, 30-50 weight part ultrahigh molecular weight polyethylene(UHMWPE)s, 10-20 weight part cross-linked rubber powder, 0.1-0.5 weight part antioxidant 1010,5-20 parts by weight of inorganic powders, 1-5 parts by weight of carbon black per in mixing machine with 900-1200 revs/min, stir 8 minutes under normal temperature, then add in Banbury mixer, at 175-195 DEG C, banburying obtains a kind of bulk polymer composite body for 8-15 minutes;
Step 2
The bulk polymer composite body obtained in step one is put into 180-200 DEG C of mould mold pressings 10-30 minutes while hot, then cooling and shaping.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510440396.6A CN104945720B (en) | 2015-07-24 | 2015-07-24 | A kind of great friction coefficient wearing composite material and preparation method thereof |
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| CN201510440396.6A CN104945720B (en) | 2015-07-24 | 2015-07-24 | A kind of great friction coefficient wearing composite material and preparation method thereof |
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| CN104945720A true CN104945720A (en) | 2015-09-30 |
| CN104945720B CN104945720B (en) | 2017-09-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105670084A (en) * | 2016-04-12 | 2016-06-15 | 苏州甫众塑胶有限公司 | Light wear-resisting plastic material and preparing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1381523A (en) * | 2001-04-18 | 2002-11-27 | 中国石油化工股份有限公司 | High-toughness polypropylene plastics and its preparing process |
| CN1966558A (en) * | 2006-11-09 | 2007-05-23 | 上海清远管业科技有限公司 | Protective material dedicated for binary wall twisting and pipe reinforcement and its preparation method |
| CN101333316A (en) * | 2008-07-22 | 2008-12-31 | 株洲时代新材料科技股份有限公司 | Material special for bridge bearing slipping wear plate and method for preparing same |
| CN101538385A (en) * | 2008-03-19 | 2009-09-23 | 洛阳双瑞特钢科技有限公司 | Ultra high molecular weight polyethylene low-resistance wear-resistance support friction pair material and preparation thereof |
-
2015
- 2015-07-24 CN CN201510440396.6A patent/CN104945720B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1381523A (en) * | 2001-04-18 | 2002-11-27 | 中国石油化工股份有限公司 | High-toughness polypropylene plastics and its preparing process |
| CN1966558A (en) * | 2006-11-09 | 2007-05-23 | 上海清远管业科技有限公司 | Protective material dedicated for binary wall twisting and pipe reinforcement and its preparation method |
| CN101538385A (en) * | 2008-03-19 | 2009-09-23 | 洛阳双瑞特钢科技有限公司 | Ultra high molecular weight polyethylene low-resistance wear-resistance support friction pair material and preparation thereof |
| CN101333316A (en) * | 2008-07-22 | 2008-12-31 | 株洲时代新材料科技股份有限公司 | Material special for bridge bearing slipping wear plate and method for preparing same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105670084A (en) * | 2016-04-12 | 2016-06-15 | 苏州甫众塑胶有限公司 | Light wear-resisting plastic material and preparing method thereof |
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| CN104945720B (en) | 2017-09-29 |
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Address after: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Patentee after: Zhongyu Tiexin Transportation Technology Co.,Ltd. Address before: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Patentee before: HENGSHUI ZHONGTIEJIAN ENGNIEERING RUBBER Co.,Ltd. |