CN107641378A - A kind of production technology of line plastic-steel tube modified ultra-high molecular weight polyethylene anticorrosive paint - Google Patents
A kind of production technology of line plastic-steel tube modified ultra-high molecular weight polyethylene anticorrosive paint Download PDFInfo
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- CN107641378A CN107641378A CN201711115891.5A CN201711115891A CN107641378A CN 107641378 A CN107641378 A CN 107641378A CN 201711115891 A CN201711115891 A CN 201711115891A CN 107641378 A CN107641378 A CN 107641378A
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Abstract
A kind of line plastic-steel tube production technology of modified ultra-high molecular weight polyethylene anticorrosive paint, the first step, is screened to polyvinyl resin, second step, stabilizer is chosen, the 3rd step, chooses mobility modifying agent, 4th step, inserts is taken, the 5th step, chooses plasticizer, 6th step, antistatic additive is weighed, the 7th step, chooses binding agent, 8th step, the step of ultra-violet absorber the 9th is chosen, chooses the step of compatilizer the tenth, the raw material in above-mentioned formula is added in high-speed mixer and stirs 3 5min, compound is obtained, it is standby；11st step, add mixture into liquid nitrogen frozen flour mill, it is milled to 600 mesh, obtain ultra-high molecular weight polyethylene anticorrosive paint, the coating uses mainly as common steel tube, coating steel pipe corrosion-inhibiting coating, it is adapted to the techniques such as powder rotational moulding dusting, flame-spraying, the natural levelling of coating energy in work progress, and have stronger cohesive force with steel pipe.
Description
Technical field
The present invention relates to anticorrosive paint field, and in particular to a kind of steel pipe modified ultra-high molecular weight polyethylene is powdered anti-
The production technology of rotten coating.
Background technology
Line plastic-steel tube refers to serve as a contrast last layer plastic coating to steel pipe surfaces externally and internally by certain PROCESS FOR TREATMENT, effectively prevented
Or slow down and the pipeline that chemical or electrochemical reaction causes corrosion phenomenon occurs during transport with use.China generally makes at present
The modified poly ethylene coating that line plastic-steel tube uses, polyethylene have the spies such as cheap, property stabilization, favorable anti-corrosion effect
Point, there is stronger market position.However, there is also the place of some shortcomings, such as wearability are insufficient, easy for polyethylene coating
The problems such as scuffing, aging-resisting type deficiency.How to solve the problems, such as line plastic-steel tube wearability deficiency, easily scratch, aging-resisting type deficiency
As insoluble technical barrier for a long time, in view of the foregoing, a kind of line plastic-steel tube modified ultra-high molecular is first researched and developed
The production technology of weight northylen anticorrosive paint.
The content of the invention
The invention aims to overcome deficiency of the prior art, there is provided a kind of line plastic-steel tube modified ultra-high molecular
The production technology of weight northylen anticorrosive paint, the coating use mainly as common steel tube, coating steel pipe corrosion-inhibiting coating, are adapted to powder
The techniques such as last rotational moulding dusting, flame-spraying, the natural levelling of coating energy in work progress, and have stronger bonding with steel pipe
Power.
The present invention to achieve these goals, adopts the following technical scheme that：A kind of line plastic-steel tube modified ultra-high molecular mass
The production technology of polyethylene anti-corrosion coating, the first step, is screened to polyvinyl resin：It is 1,500,000 to choose molecular weight, and particle diameter is
The polyvinyl resin with super-high molecular weight of 100 mesh, beaker is put into, it is standby；
Second step, choose stabilizer：The barium zinc salt of liquid is put into beaker；
3rd step, choose mobility modifying agent：The LLDPE that screening melt index is 10-15 is put into burning
Cup, it is standby；
4th step, inserts are taken：Weigh silica or carbon black or calcium carbonate or lithopone, it is therein a kind of or
Mixing more than both, it is standby；
5th step, choose plasticizer：Stearate or dibutyl phthalate are weighed, it is standby；
6th step, weighs antistatic additive：Graphite or molybdenum disulfide are weighed, the mixing of one or both therein is standby；
7th step, choose binding agent：The modified epoxy powder that particle diameter is 800-1000 mesh is filtered out, it is standby；
8th step, choose ultra-violet absorber：Benzotriazole or benzophenone class are chosen, one or both therein is mixed
Close, it is standby；
9th step, choose compatilizer：Maleic anhydride modified polyethylene is weighed, it is standby；
Tenth step, the raw material in above-mentioned formula is added in high-speed mixer and stirs 3-5min, obtains compound, it is standby；
11st step, liquid nitrogen frozen flour mill is added mixture into, be milled to 600 mesh, obtain ultra-high molecular weight polyethylene
Anticorrosive paint.
A kind of production technology of line plastic-steel tube modified ultra-high molecular weight polyethylene anticorrosive paint, each group in the compound
Part the percentage by weight that assembles be：Polyvinyl resin with super-high molecular weight 40%-60%, stabilizer 0.5%-5%, mobility are modified
Agent 1%-8%, inserts 5%-20%, plasticizer 10%-20%, antistatic additive 0.5%-2%, binding agent 10%-20% are purple
Ultraviolet absorbers 0.5%-1%, compatilizer 6%-15%, above each component sum by weight ratio are 100%.
The beneficial effects of the invention are as follows：For in the prior art the defects of, the present invention provides a kind of modified ultra-high molecular mass
The preparation method of polyethylene anti-corrosion coating, to change the performance of existing polyethylene coating deficiency, ultra-high molecular weight polyethylene is one
Kind of molecular weight reaches more than 1,500,000 materials, and higher molecular weight assigns its special performance, such as wearability and resistance to ag(e)ing, anti-
All considerably beyond polyethylene in terms of impact, performance comes the forefront of common plasticses, and ultra-high molecular weight polyethylene is used as into steel pipe
Anti-corrosion has extraordinary application prospect.The coating uses mainly as common steel tube, coating steel pipe corrosion-inhibiting coating, is adapted to powder
The techniques such as rotational moulding dusting, flame-spraying, the natural levelling of coating energy in work progress, and have stronger cohesive force with steel pipe.
Embodiment
The present invention is described in further detail with embodiment with reference to embodiment：
Embodiment 1
The first step, polyvinyl resin is screened：It is 1,500,000 to choose molecular weight, and particle diameter is the super high molecular weight of 100 mesh
Polyvinyl resin, beaker is put into, it is standby；
Second step, choose stabilizer：The barium zinc salt of liquid is put into beaker；
3rd step, choose mobility modifying agent：The LLDPE that screening melt index is 10-15 is put into burning
Cup, it is standby；
4th step, inserts are taken：Weigh silica or carbon black or calcium carbonate or lithopone, it is therein a kind of or
Mixing more than both, it is standby；
5th step, choose plasticizer：Stearate or dibutyl phthalate are weighed, it is standby；
6th step, weighs antistatic additive：Graphite or molybdenum disulfide are weighed, the mixing of one or both therein is standby；
7th step, choose binding agent：The modified epoxy powder that particle diameter is 800-1000 mesh is filtered out, it is standby；
8th step, choose ultra-violet absorber：Benzotriazole or benzophenone class are chosen, one or both therein is mixed
Close, it is standby；
9th step, choose compatilizer：Maleic anhydride modified polyethylene is weighed, it is standby；
Tenth step, the raw material in above-mentioned formula is added in high-speed mixer and stirs 3-5min, obtains compound, it is standby；
11st step, liquid nitrogen frozen flour mill is added mixture into, be milled to 600 mesh, obtain ultra-high molecular weight polyethylene
Anticorrosive paint.
Embodiment 2
A kind of production technology of line plastic-steel tube modified ultra-high molecular weight polyethylene anticorrosive paint, each group in the compound
Part the percentage by weight that assembles be：Polyvinyl resin with super-high molecular weight 40%-60%, stabilizer 0.5%-5%, mobility are modified
Agent 1%-8%, inserts 5%-20%, plasticizer 10%-20%, antistatic additive 0.5%-2%, binding agent 10%-20% are purple
Ultraviolet absorbers 0.5%-1%, compatilizer 6%-15%, above each component sum by weight ratio are 100%.
Claims (2)
- A kind of 1. line plastic-steel tube production technology of modified ultra-high molecular weight polyethylene anticorrosive paint, it is characterised in that：The first step, polyvinyl resin is screened：It is 1,500,000 to choose molecular weight, and particle diameter is the superhigh molecular weight polyethylene of 100 mesh Olefine resin, beaker is put into, it is standby；Second step, choose stabilizer：The barium zinc salt of liquid is put into beaker；3rd step, choose mobility modifying agent：The LLDPE that screening melt index is 10-15 is put into beaker, standby With；4th step, inserts are taken：Weigh silica or carbon black or calcium carbonate or lithopone, one or both therein Mixing above, it is standby；5th step, choose plasticizer：Stearate or dibutyl phthalate are weighed, it is standby；6th step, weighs antistatic additive：Graphite or molybdenum disulfide are weighed, the mixing of one or both therein is standby；7th step, choose binding agent：The modified epoxy powder that particle diameter is 800-1000 mesh is filtered out, it is standby；8th step, choose ultra-violet absorber：Choose benzotriazole or benzophenone class, the mixing of one or both therein are standby With；9th step, choose compatilizer：Maleic anhydride modified polyethylene is weighed, it is standby；Tenth step, the raw material in above-mentioned formula is added in high-speed mixer and stirs 3-5min, obtains compound, it is standby；11st step, liquid nitrogen frozen flour mill is added mixture into, be milled to 600 mesh, obtain ultra-high molecular weight polyethylene anti-corrosion Coating.
- A kind of 2. line plastic-steel tube production technology of modified ultra-high molecular weight polyethylene anticorrosive paint, it is characterised in that：It is described mixed The percentage by weight that assembles of each component is in conjunction material：Polyvinyl resin with super-high molecular weight 40%-60%, stabilizer 0.5%-5%, Mobility modifying agent 1%-8%, inserts 5%-20%, plasticizer 10%-20%, antistatic additive 0.5%-2%, binding agent 10%-20%, ultra-violet absorber 0.5%-1%, compatilizer 6%-15%, above each component sum by weight ratio are 100%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711115891.5A CN107641378A (en) | 2017-11-13 | 2017-11-13 | A kind of production technology of line plastic-steel tube modified ultra-high molecular weight polyethylene anticorrosive paint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711115891.5A CN107641378A (en) | 2017-11-13 | 2017-11-13 | A kind of production technology of line plastic-steel tube modified ultra-high molecular weight polyethylene anticorrosive paint |
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| CN107641378A true CN107641378A (en) | 2018-01-30 |
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| CN201711115891.5A Pending CN107641378A (en) | 2017-11-13 | 2017-11-13 | A kind of production technology of line plastic-steel tube modified ultra-high molecular weight polyethylene anticorrosive paint |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1401694A (en) * | 2002-03-27 | 2003-03-12 | 上海化工研究院 | Special material for modifying extrusion or blow-moulding-class super-high molecular weight polyethylene and preparing process thereof |
| CN101503593A (en) * | 2009-02-27 | 2009-08-12 | 天津开发区欣特涂层技术有限公司 | Anti-corrosive anti-abrasion coating powder for metal pipeline |
| CN104403200A (en) * | 2014-12-15 | 2015-03-11 | 苏州宽温电子科技有限公司 | Anti-aging composite material and preparation method thereof |
-
2017
- 2017-11-13 CN CN201711115891.5A patent/CN107641378A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1401694A (en) * | 2002-03-27 | 2003-03-12 | 上海化工研究院 | Special material for modifying extrusion or blow-moulding-class super-high molecular weight polyethylene and preparing process thereof |
| CN101503593A (en) * | 2009-02-27 | 2009-08-12 | 天津开发区欣特涂层技术有限公司 | Anti-corrosive anti-abrasion coating powder for metal pipeline |
| CN104403200A (en) * | 2014-12-15 | 2015-03-11 | 苏州宽温电子科技有限公司 | Anti-aging composite material and preparation method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180130 |
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| RJ01 | Rejection of invention patent application after publication |