CN107266832A - Produce the modified additive and tubing of ultrahigh molecular weight polyethylene tubing - Google Patents
Produce the modified additive and tubing of ultrahigh molecular weight polyethylene tubing Download PDFInfo
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- CN107266832A CN107266832A CN201710488643.9A CN201710488643A CN107266832A CN 107266832 A CN107266832 A CN 107266832A CN 201710488643 A CN201710488643 A CN 201710488643A CN 107266832 A CN107266832 A CN 107266832A
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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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
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
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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
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/20—Carboxylic acid amides
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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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
- C08L2207/068—Ultra high molecular weight polyethylene
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- Health & Medical Sciences (AREA)
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- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention provides a kind of modified additive and tubing for producing ultrahigh molecular weight polyethylene tubing, belong to tubing production technical field, to solve to add common polythene powder during production ultrahigh molecular weight polyethylene tubing at present, make the molecular weight and molecular weight of the ultrahigh molecular weight polyethylene tubing of production, its wear-resistant, impact resistance, self-lubrication, absorption impact property etc. is not reached the technical problems such as index.A kind of modified additive for producing ultrahigh molecular weight polyethylene tubing, is made up of the raw material of following weight parts：50 150 parts of 500 700 parts of oleamide, 90 150 parts of barium stearate, 30 50 parts of silica, 90 150 parts of zinc stearate, 1,026 40 60 parts of PPA and antioxidant.A kind of use produces ultrahigh molecular weight polyethylene tubing prepared by the modified additive of ultrahigh molecular weight polyethylene tubing, and the parts by weight of each raw material are：30 50 parts of ultra-high molecular weight polyethylene, 12 parts of macromolecule wax and 0.8 1.5 parts of modified additive for producing ultrahigh molecular weight polyethylene tubing.
Description
Technical field
The present invention relates to polyvinyl piping materials production technical field, more particularly to a kind of production ultrahigh molecular weight polyethylene tubing
Modified additive and tubing.
Background technology
Ultra-high molecular weight polyethylene (HMW-PE) refers to linear structure polyethylene of the viscosity average molecular weigh more than 1,500,000, it
It is a kind of thermoplastic engineering plastic of excellent performance, it combines the outstanding performance of many plastics, especially in impact resistance, wear-resisting
Damage, resistant to chemical etching, self-lubrication, high in environmental protection and absorb impact property these aspect be existing plastics in peak,
Therefore it is referred to as " amazing plastics ".
In the production of existing ultrahigh molecular weight polyethylene tubing, superelevation point of the production molecular weight 1,500,000 to 3,000,000
, it is necessary to add 15%-30% common polythene powder during sub- weight polyethylene pipe, superhigh molecular weight polyethylene is so easily caused
The molecular weight and molecular weight of alkene tubing, makes the wear-resistant of it, impact resistance, self-lubrication, absorption impact property etc. not reach index.For
Molecular weight is not only difficult production in 3,000,000 to 10,000,000 ultrahigh molecular weight polyethylene tubing, and easy in process of production
There is the problems such as material skids, winds screw rod, increase extrusion power, is difficult to extrusion.
The content of the invention
Ultrahigh molecular weight polyethylene tubing present invention aim to address current production molecular weight 1,500,000 to 3,000,000
When add common polythene powder, make the molecular weight and molecular weight of the ultrahigh molecular weight polyethylene tubing of production, make its wear-resistant, resistance to punching
Hit, self-lubrication, absorb impact property etc. and do not reach index, and supra polymer of the production molecular weight 3,000,000 to 10,000,000
Weight polyethylene pipe is difficult, production process material easily occurs and skids, wind screw rod, increase extrusion power, be difficult to extrusion etc.
There is provided a kind of modified additive and tubing for producing ultrahigh molecular weight polyethylene tubing for the technical problem of problem.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of modified additive for producing ultrahigh molecular weight polyethylene tubing, is made up of the raw material of following weight parts：
500-700 parts of oleamide, 90-150 parts of barium stearate, 30-50 parts of silica, 90-150 parts of zinc stearate,
50-150 parts of 40-60 parts of PPA-1026 and antioxidant.
Alternatively, the modified additive of production ultrahigh molecular weight polyethylene tubing is made up of the raw material of following weight parts：Oleic acid
560 parts of acid amides, 100 parts of barium stearate, 38 parts of silica, 100 parts of zinc stearate, 50 parts of PPA-1026 and antioxidant 100
Part.
Ultra-high molecular weight polyethylene prepared by a kind of modified additive using above-mentioned production ultrahigh molecular weight polyethylene tubing
Tubing, the parts by weight of each raw material are：
30-50 parts of ultra-high molecular weight polyethylene, 1-2 parts of macromolecule wax and the modification for producing ultrahigh molecular weight polyethylene tubing
0.8-1.5 parts of auxiliary agent.
Alternatively, the parts by weight of each raw material are in ultrahigh molecular weight polyethylene tubing：
50 parts of ultra-high molecular weight polyethylene, the modification of 1.5 parts of macromolecule wax and production ultrahigh molecular weight polyethylene tubing are helped
0.948 part of agent.
The beneficial effects of the invention are as follows：
The present invention is gathered when producing ultrahigh molecular weight polyethylene tubing by adding production super high molecular weight in its raw material
The modified additive of ethene tubing, can produce the ultrahigh molecular weight polyethylene tubing that molecular weight is up to 8,000,000, and extrusion mistake
Cheng Rongyi, be not in material skid, winding screw rod, increase extrusion power, the problems such as be difficult to extrusion, and the superelevation of production
Molecular weight polyethylene tubing is wear-resistant, impact resistance, self-lubrication, absorbs impact property etc. and can reach technical indicator well.
Therefore, compared with background technology, the present invention has raw material simple, can produce the superhigh molecular weight polyethylene that molecular weight is up to 8,000,000
Alkene tubing, the wear-resistant of the ultrahigh molecular weight polyethylene tubing of production, impact resistance, self-lubrication, absorbs impact etc. and can reach
Index, and production process is not in the excellent of the problems such as material skids, winds screw rod, increase extrusion power, is difficult to extrusion
Point.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail.
Embodiment 1
A kind of modified additive for producing ultrahigh molecular weight polyethylene tubing in the present embodiment, by the raw material of following weight parts
It is made：500-700 parts of oleamide, 90-150 parts of barium stearate, 30-50 parts of silica, 90-150 parts of zinc stearate, PPA-
1026 40-60 parts and 50-150 parts of antioxidant.
Wherein, oleamide (Oleamide) is what Shanghai Hua Yi auxiliary chemicals Co., Ltd produced；Barium stearate is upper
The production of Hai Huayi auxiliary chemicals Co., Ltd；Silica also known as white carbon, its model can be W-200, and it is the Shandong longevity
The production of Bao Te Chemical Co., Ltd.s of light city；Zinc stearate is what Bo Yu Chemical Co., Ltd.s of Gaomi City produced；PPA-1026 is
Fluorine chemical Co., Ltd produces in Chengdu；Antioxidant is what Guangzhou You Likai Chemical Co., Ltd.s produced.
The raw material of the modified additive of above-mentioned production ultrahigh molecular weight polyethylene tubing is powder materials, in production supra polymer
During the modified additive of weight polyethylene pipe, above-mentioned raw materials are weighed and stirred.
By it is demonstrated experimentally that the production in the raw material of production ultrahigh molecular weight polyethylene tubing in addition the present embodiment surpasses
After the modified additive of high-molecular weight polyethylene tube material, the trade mark that Brazil produces can be used to gather for UTEC 6541 super high molecular weight
Ethylene production goes out the ultrahigh molecular weight polyethylene tubing that molecular weight is up to 8,000,000.The ultrahigh molecular weight polyethylene tubing produced
Wear-resistant, impact resistance, self-lubrication, absorb impact property etc. and can reach technical indicator well.
Above-mentioned production ultrahigh molecular weight polyethylene tubing is added in the raw material of production ultrahigh molecular weight polyethylene tubing
Modified additive, can produce molecular weight in the superhigh molecular weight polyethylene pipe that 1,500,000 to 5,000,000, molecular weight is 7,800,000,8,000,000 etc.
Material.
Embodiment 2
A kind of modified additive for producing ultrahigh molecular weight polyethylene tubing in the present embodiment, by the raw material of following weight parts
It is made：560 parts of oleamide, 100 parts of barium stearate, 38 parts of silica, 100 parts of zinc stearate, 50 parts of PPA-1026 and anti-
100 parts of oxygen agent.
The production method for producing the modified additive of ultrahigh molecular weight polyethylene tubing is identical with embodiment 1.
Embodiment 3
A kind of modified additive for producing ultrahigh molecular weight polyethylene tubing in the present embodiment, by the raw material of following weight parts
It is made：500 parts of oleamide, 90 parts of barium stearate, 30 parts of silica, 90 parts of zinc stearate, 40 parts of PPA-1026 and antioxygen
50 parts of agent.
The production method for producing the modified additive of ultrahigh molecular weight polyethylene tubing is identical with embodiment 1.
Embodiment 4
A kind of modified additive for producing ultrahigh molecular weight polyethylene tubing in the present embodiment, by the raw material of following weight parts
It is made：700 parts of oleamide, 150 parts of barium stearate, 50 parts of silica, 150 parts of zinc stearate, 60 parts of PPA-1026 and anti-
150 parts of oxygen agent.
The production method for producing the modified additive of ultrahigh molecular weight polyethylene tubing is identical with embodiment 1.
Embodiment 5
A kind of modified additive for producing ultrahigh molecular weight polyethylene tubing in the present embodiment, by the raw material of following weight parts
It is made：600 parts of oleamide, 120 parts of barium stearate, 40 parts of silica, 120 parts of zinc stearate, 50 parts of PPA-1026 and anti-
120 parts of oxygen agent.
The production method for producing the modified additive of ultrahigh molecular weight polyethylene tubing is identical with embodiment 1.
Embodiment 6
A kind of modified additive for producing ultrahigh molecular weight polyethylene tubing in the present embodiment, by the raw material of following weight parts
It is made：585 parts of oleamide, 128 parts of barium stearate, 37 parts of silica, 132 parts of zinc stearate, 35 parts of PPA-1026 and anti-
119 parts of oxygen agent.
The production method for producing the modified additive of ultrahigh molecular weight polyethylene tubing is identical with embodiment 1.
Embodiment 7
A kind of ultrahigh molecular weight polyethylene tubing in the present embodiment, is made up of the raw material of following weight parts：Supra polymer
30-50 parts of weight northylen, 1-2 parts of macromolecule wax and 0.8-1.5 parts of modified additive for producing ultrahigh molecular weight polyethylene tubing.
Wherein, the trade mark of ultra-high molecular weight polyethylene produces UTEC 6541 ultra-high molecular weight polyethylene for Brazil；Macromolecule
The wax trade mark is 110, is that Beijing skill Development Co., Ltd of Tian Heng Rehabilitation produces.
In the ultrahigh molecular weight polyethylene tubing in producing the embodiment, it can be implemented by the following steps：
Step 1, the raw material of above-mentioned parts by weight is added in double speed homo-mixer cartridge, cover good seal, opened low
Speed stirring, wait material temperature to be mixed to open high-speed stirred when being raised to 60 DEG C, when material temperature to be mixed is raised to 80 DEG C, open baiting valve with it is cold
But mixer, material is put into cooling and stirring machine barrel and is stirred cooling, when waiting the material temperature to be mixed to drop to 20 DEG C, being stirred
Material be put into spring feeder hopper, prepare feeding start production.Wherein, the rotating speed of stirring at low speed is up to 700-800r/
Min, high-speed stirred rotating speed is up to 1000-1200r/min.
Wherein, double speed homogenizer is the cold mixing unit of SRLZ-200/500 heat.
Step 2, the raw material that step 1 is handled is passed through extruder, heated in extruder, and pass through mould extruding pipe
Embryo.Extruder sets extrusion temperature, the temperature in the area of feed zone 1 is 125 DEG C, pressure in production in the feed zone of extruder barrel
The temperature in the areas of Suo Duan 2 and 3rd area is respectively 180 DEG C and 230 DEG C, and the temperature in the area of homogenizing zone 4 and 5th area is respectively 240 DEG C and 245 DEG C；
The temperature in the area of handpiece body input 1 is 240 DEG C, the temperature in the area of connector 2 is 230 DEG C, the temperature in the area of mould 3 is 125 DEG C.Extrusion
The HXSJ-150 of the model Laiwu in Shandong province Jing Rui plastics machineries Co., Ltd production of machine, the technical parameter of the extruder is：Spiral shell
Shank diameterScrew slenderness ratio is 23：1, screw speed 0-10r/min.
Step 3, pipe embryo enters material supporting rack, and is cut using cutting machine, stacks, examines, is put in storage.
Embodiment 8
A kind of ultrahigh molecular weight polyethylene tubing in the present embodiment, is made up of the raw material of following weight parts：Supra polymer
50 parts of weight northylen, 1.5 parts of macromolecule wax and 0.948 part of modified additive for producing ultrahigh molecular weight polyethylene tubing.
The preparation method of ultrahigh molecular weight polyethylene tubing in the present embodiment and the preparation method phase in above-described embodiment 7
Together.
Embodiment 9
A kind of ultrahigh molecular weight polyethylene tubing in the present embodiment, is made up of the raw material of following weight parts：Supra polymer
30 parts of weight northylen, 1 part of macromolecule wax and 0.8 part of modified additive for producing ultrahigh molecular weight polyethylene tubing.
The preparation method of ultrahigh molecular weight polyethylene tubing in the present embodiment and the preparation method phase in above-described embodiment 7
Together.
Embodiment 10
A kind of ultrahigh molecular weight polyethylene tubing in the present embodiment, is made up of the raw material of following weight parts：Supra polymer
50 parts of weight northylen, 2 parts of macromolecule wax and 1.5 parts of modified additive for producing ultrahigh molecular weight polyethylene tubing.
The preparation method of ultrahigh molecular weight polyethylene tubing in the present embodiment and the preparation method phase in above-described embodiment 7
Together.
Embodiment 11
A kind of ultrahigh molecular weight polyethylene tubing in the present embodiment, is made up of the raw material of following weight parts：Supra polymer
40 parts of weight northylen, 1.5 parts of macromolecule wax and 1.2 parts of modified additive for producing ultrahigh molecular weight polyethylene tubing.
The preparation method of ultrahigh molecular weight polyethylene tubing in the present embodiment and the preparation method phase in above-described embodiment 7
Together.
Embodiment 12
A kind of ultrahigh molecular weight polyethylene tubing in the present embodiment, is made up of the raw material of following weight parts：Supra polymer
35 parts of weight northylen, 1.6 parts of macromolecule wax and 0.9 part of modified additive for producing ultrahigh molecular weight polyethylene tubing.
The preparation method of ultrahigh molecular weight polyethylene tubing in the present embodiment and the preparation method phase in above-described embodiment 7
Together.
Claims (4)
1. a kind of modified additive for producing ultrahigh molecular weight polyethylene tubing, it is characterised in that by the raw material system of following weight parts
Into：
500-700 parts of oleamide, 90-150 parts of barium stearate, 30-50 parts of silica, 90-150 parts of zinc stearate, PPA-
102640-60 parts and 50-150 parts of antioxidant.
2. the modified additive of production ultrahigh molecular weight polyethylene tubing according to claim 1, it is characterised in that by following
The raw material of parts by weight is made：
560 parts of oleamide, 100 parts of barium stearate, 38 parts of silica, 100 parts, PPA-102650 parts of zinc stearate and antioxygen
100 parts of agent.
3. superelevation prepared by a kind of modified additive of the production ultrahigh molecular weight polyethylene tubing described in use claim 1 or 2
Molecular weight polyethylene tubing, it is characterised in that the parts by weight of each raw material are：
30-50 parts of ultra-high molecular weight polyethylene, 1-2 parts of macromolecule wax and the modified additive for producing ultrahigh molecular weight polyethylene tubing
0.8-1.5 parts.
4. ultrahigh molecular weight polyethylene tubing according to claim 3, it is characterised in that the parts by weight of each raw material are：
50 parts of ultra-high molecular weight polyethylene, 1.5 parts of macromolecule wax and the modified additive for producing ultrahigh molecular weight polyethylene tubing
0.948 part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710488643.9A CN107266832A (en) | 2017-06-23 | 2017-06-23 | Produce the modified additive and tubing of ultrahigh molecular weight polyethylene tubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710488643.9A CN107266832A (en) | 2017-06-23 | 2017-06-23 | Produce the modified additive and tubing of ultrahigh molecular weight polyethylene tubing |
Publications (1)
| Publication Number | Publication Date |
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| CN107266832A true CN107266832A (en) | 2017-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710488643.9A Pending CN107266832A (en) | 2017-06-23 | 2017-06-23 | Produce the modified additive and tubing of ultrahigh molecular weight polyethylene tubing |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058651A (en) * | 2006-04-18 | 2007-10-24 | 江苏联冠科技发展有限公司 | Formulation for super high molecular weight polythene article and preparation method thereof |
| CN102382344A (en) * | 2010-09-01 | 2012-03-21 | 中国石油化工股份有限公司 | Composition for preparing polyethylene pipe with superhigh molecular weight and preparation method thereof |
-
2017
- 2017-06-23 CN CN201710488643.9A patent/CN107266832A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058651A (en) * | 2006-04-18 | 2007-10-24 | 江苏联冠科技发展有限公司 | Formulation for super high molecular weight polythene article and preparation method thereof |
| CN102382344A (en) * | 2010-09-01 | 2012-03-21 | 中国石油化工股份有限公司 | Composition for preparing polyethylene pipe with superhigh molecular weight and preparation method thereof |
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Application publication date: 20171020 |