CN107312222A - 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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- CN107312222A CN107312222A CN201710448504.3A CN201710448504A CN107312222A CN 107312222 A CN107312222 A CN 107312222A CN 201710448504 A CN201710448504 A CN 201710448504A CN 107312222 A CN107312222 A CN 107312222A
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- weight polyethylene
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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
- 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
-
- 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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- 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 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：Bright 600 800 parts of lubrication dispersing agent, 100 200 parts of stearic acid, 100 200 parts of super high molecular weight polysiloxanes, 90 150 parts of zinc stearate, 80 150 parts of calcium stearate, 50 150 parts of 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, 0.8 1.5 parts of modified additive for producing ultrahigh molecular weight polyethylene tubing.
Description
Technical field
The present invention relates to tubing production technical field, more particularly to a kind of modification for producing ultrahigh molecular weight polyethylene tubing
Auxiliary agent 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 ultra-high molecular weight polyethylene 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：
Bright lubrication dispersing agent 600-800 parts, 100-200 parts of stearic acid, 100-200 parts of super high molecular weight polysiloxanes,
90-150 parts of zinc stearate, 80-150 parts of calcium stearate, 50-150 parts of antioxidant.
Alternatively, it is made up of the raw material of following weight parts：Bright 685 parts of lubrication dispersing agent, 114 parts of stearic acid, superelevation point
160 parts of polysiloxanes of son amount, 91 parts of zinc stearate, 91 parts of calcium stearate, 57 parts of antioxidant.
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, the modified additive 0.8- of ultra-high molecular weight polyethylene
1.5 part.
Alternatively, the parts by weight of each raw material are：50 parts of ultra-high molecular weight polyethylene, 1.5 parts of macromolecule wax, super high molecular weight
1.198 parts of the modified additive of polyethylene.
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 9,200,000, 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 9,200,000
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
The present embodiment provides a kind of modified additive for producing ultrahigh molecular weight polyethylene tubing, by the raw material of following weight parts
It is made：Bright lubrication dispersing agent 600-800 parts, it is 100-200 parts of stearic acid, 100-200 parts of super high molecular weight polysiloxanes, stearic
Sour zinc 90-150 parts, 80-150 parts of calcium stearate, 50-150 parts of antioxidant.
Wherein, the model LUWAX A of bright lubrication dispersing agent, are German BASF production；Stearic acid is Hangzhou oil
The production of fat Chemical Co., Ltd.；The model of super high molecular weight polysiloxanes is P-2015, is the sub- Chemical Co., Ltd. of Shanghai Songyuan
Production；Zinc stearate is the production of Bo Yu Chemical Co., Ltd.s of Gaomi City；Calcium stearate is that the bright auxiliary chemicals of Shanghai China are limited
Company's production；The model B215 of antioxidant, is the production of Guangzhou You Likai Chemical Co., Ltd.s.
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 superhigh molecular weight polyethylene that the trade mark that Germany can be used to produce is GUR4150
Alkene produces the ultrahigh molecular weight polyethylene tubing that molecular weight is up to 9,200,000.The ultrahigh molecular weight polyethylene tubing produced
Wear-resistant, impact resistance, self-lubrication, absorption impact property etc. 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 7,800,000,9,200,000
Material.
Embodiment 2
The present embodiment provides a kind of modified additive for producing ultrahigh molecular weight polyethylene tubing, by the raw material of following weight parts
It is made：It is bright 685 parts of lubrication dispersing agent, 114 parts of stearic acid, 160 parts of super high molecular weight polysiloxanes, 91 parts of zinc stearate, hard
91 parts of resin acid calcium, 57 parts of antioxidant.
The production method for producing the modified additive of ultrahigh molecular weight polyethylene tubing is identical with embodiment 1.
Embodiment 3
The present embodiment provides a kind of modified additive for producing ultrahigh molecular weight polyethylene tubing, by the raw material of following weight parts
It is made：It is bright 785 parts of lubrication dispersing agent, 184 parts of stearic acid, 120 parts of super high molecular weight polysiloxanes, 140 parts of zinc stearate, hard
140 parts of resin acid calcium, 137 parts of antioxidant.
The production method for producing the modified additive of ultrahigh molecular weight polyethylene tubing is identical with embodiment 1.
Embodiment 4
The present embodiment provides a kind of modified additive for producing ultrahigh molecular weight polyethylene tubing, by the raw material of following weight parts
It is made：It is bright 600 parts of lubrication dispersing agent, 100 parts of stearic acid, 100 parts of super high molecular weight polysiloxanes, 90 parts of zinc stearate, hard
80 parts of resin acid calcium, 50 parts of antioxidant.
The production method for producing the modified additive of ultrahigh molecular weight polyethylene tubing is identical with embodiment 1.
Embodiment 5
The present embodiment provides a kind of modified additive for producing ultrahigh molecular weight polyethylene tubing, by the raw material of following weight parts
It is made：It is bright 800 parts of lubrication dispersing agent, 200 parts of stearic acid, 200 parts of super high molecular weight polysiloxanes, 150 parts of zinc stearate, hard
150 parts of resin acid calcium, 150 parts of antioxidant.
The production method for producing the modified additive of ultrahigh molecular weight polyethylene tubing is identical with embodiment 1.
Embodiment 6
The present embodiment provides a kind of modified additive for producing ultrahigh molecular weight polyethylene tubing, by the raw material of following weight parts
It is made：It is bright 700 parts of lubrication dispersing agent, 150 parts of stearic acid, 150 parts of super high molecular weight polysiloxanes, 120 parts of zinc stearate, hard
115 parts of resin acid calcium, 100 parts of antioxidant.
The production method for producing the modified additive of ultrahigh molecular weight polyethylene tubing is identical with embodiment 1.
Embodiment 7
The present embodiment provides a kind of ultrahigh molecular weight polyethylene tubing, 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, 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 can be GUR4150；The macromolecule wax trade mark is 110, is that Beijing it is permanent
The production of skill Development Co., Ltd of Rehabilitation.
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 can be 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
The present embodiment provides a kind of ultrahigh molecular weight polyethylene tubing, is made up of the raw material of following weight parts：Supra polymer
50 parts of weight northylen, 1.5 parts of macromolecule wax, 1.198 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 9
The present embodiment provides a kind of ultrahigh molecular weight polyethylene tubing, is made up of the raw material of following weight parts：Supra polymer
30 parts of weight northylen, 1 part of macromolecule wax, 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.
Embodiment 10
The present embodiment provides a kind of ultrahigh molecular weight polyethylene tubing, is made up of the raw material of following weight parts：Supra polymer
30 parts of weight northylen, 1 part of macromolecule wax, 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 11
The present embodiment provides a kind of ultrahigh molecular weight polyethylene tubing, is made up of the raw material of following weight parts：Supra polymer
50 parts of weight northylen, 2 parts of macromolecule wax, 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 12
The present embodiment provides a kind of ultrahigh molecular weight polyethylene tubing, is made up of the raw material of following weight parts：Supra polymer
40 parts of weight northylen, 1.5 parts of macromolecule wax, 1.15 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.
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：
Bright lubrication dispersing agent 600-800 parts, it is 100-200 parts of stearic acid, 100-200 parts of super high molecular weight polysiloxanes, stearic
Sour zinc 90-150 parts, 80-150 parts of calcium stearate, 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：
Bright 685 parts of lubrication dispersing agent, 114 parts of stearic acid, 160 parts of super high molecular weight polysiloxanes, 91 parts of zinc stearate, tristearin
Sour 91 parts of calcium, 57 parts of antioxidant.
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, 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, the modified additive for producing ultrahigh molecular weight polyethylene tubing
1.198 part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710448504.3A CN107312222A (en) | 2017-06-14 | 2017-06-14 | Produce the modified additive and tubing of ultrahigh molecular weight polyethylene tubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710448504.3A CN107312222A (en) | 2017-06-14 | 2017-06-14 | Produce the modified additive and tubing of ultrahigh molecular weight polyethylene tubing |
Publications (1)
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| CN107312222A true CN107312222A (en) | 2017-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710448504.3A Pending CN107312222A (en) | 2017-06-14 | 2017-06-14 | Produce the modified additive and tubing of ultrahigh molecular weight polyethylene tubing |
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Citations (4)
| 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 |
| CN102675715A (en) * | 2012-05-11 | 2012-09-19 | 河北北塑管业有限公司 | Ultra-high molecular weight polyethylene tube and production technique thereof |
| CN104017265A (en) * | 2014-07-02 | 2014-09-03 | 中国石油化工股份有限公司 | Ultra-high molecular weight polyethylene composite tube |
-
2017
- 2017-06-14 CN CN201710448504.3A patent/CN107312222A/en active Pending
Patent Citations (4)
| 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 |
| CN102675715A (en) * | 2012-05-11 | 2012-09-19 | 河北北塑管业有限公司 | Ultra-high molecular weight polyethylene tube and production technique thereof |
| CN104017265A (en) * | 2014-07-02 | 2014-09-03 | 中国石油化工股份有限公司 | Ultra-high molecular weight polyethylene composite tube |
Non-Patent Citations (3)
| Title |
|---|
| 叶蕊: "《实用塑料加工技术》", 30 November 2000, 金盾出版社 * |
| 海关总署关税征管司编: "《海关总署商品归类决定——中国海关1999-2012年归类决定》", 30 June 2012, 中国海关出版社 * |
| 黄慧荣: "《汽车美容与护理》", 31 August 2012, 合肥工业大学出版社 * |
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Application publication date: 20171103 |