CN109467804A - A kind of reinforced high temperature and pressure PPR pipe of synthetic fibers and its manufacturing method - Google Patents
A kind of reinforced high temperature and pressure PPR pipe of synthetic fibers and its manufacturing method Download PDFInfo
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
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Abstract
The invention discloses a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers and its manufacturing methods, it is made of the raw material of following mass fraction: 80 ~ 100 parts of PPR resin, 20 ~ 40 parts of heat conductive graphite, 15 ~ 30 parts of polyvinyl butyral, 10 ~ 20 parts of glass fibre, 10 ~ 15 parts of aluminium oxide, 5 ~ 15 parts of alkyl phenol polyoxyethylene ether, 5 ~ 15 parts of iron powder, 5 ~ 10 parts of trimethylsilyl dimethyl phosphonate, 5 ~ 10 parts of aluminium nitride, 5 ~ 10 parts of silicon nitride, 5 ~ 10 parts of thiol methyl tin, 5 ~ 10 parts of coupling agent, 5 ~ 10 parts of curing agent, 5 ~ 10 parts of reinforcing agent, 2 ~ 5 parts of magnesium hydroxide, 2 ~ 5 parts of toughener, 1 ~ 5 part of antioxidant and 10 ~ 20 parts of synthetic fibers, 20 ~ 40 parts of epoxy resin；Its preparation step includes mixing, extrusion molding, synthetic fibers winding, epoxy resin coating, hot setting, wind cooling temperature lowering and quality inspection, packaging, storage storage.The present invention has good flame retardant property and heating conduction, is able to bear higher overpressure, and tubing does not soften, do not crack, not expanding, not discharging pernicious gas under hot environment, highly-safe.
Description
Technical field
The present invention relates to the preparation field of features tubing, especially a kind of reinforced high temperature and pressure PPR of synthetic fibers
Tubing and its manufacturing method.
Background technique
PPR pipe is the conveying equipment of the fluidity substances such as common gas, liquid in social production life, in world's model
Enclose that interior usage amount is huge, and the usage amount of PPR pipe has become the important indicator of one industrialization of the country degree of description.
PPR pipe has preferable weatherability, corrosion resistance, mechanical strength, toughness and ductility, is suitable for many fields
It closes, but high temperature resistance is poor, is easy to soften and crack at relatively high temperatures, and under higher temperature environment inside receiving
The ability of pressure is poor, therefore is not suitable for conveying the gas of high temperature and pressure.
Summary of the invention
The drawbacks of in order to overcome in the prior art, the present invention provides a kind of reinforced high temperature and pressure PPR pipes of synthetic fibers
Material and its manufacturing method.
The technical solution adopted by the present invention to solve the technical problems is: a kind of reinforced high temperature and pressure PPR of synthetic fibers
Tubing and its manufacturing method are made of the raw material of following mass fraction:
80 ~ 100 parts of PPR resin；
20 ~ 40 parts of heat conductive graphite；
15 ~ 30 parts of polyvinyl butyral；
10 ~ 20 parts of glass fibre；
10 ~ 15 parts of aluminium oxide；
5 ~ 15 parts of alkyl phenol polyoxyethylene ether；
5 ~ 15 parts of iron powder；
5 ~ 10 parts of trimethylsilyl dimethyl phosphonate；
5 ~ 10 parts of aluminium nitride；
5 ~ 10 parts of silicon nitride；
5 ~ 10 parts of thiol methyl tin；
5 ~ 10 parts of coupling agent；
5 ~ 10 parts of curing agent；
5 ~ 10 parts of reinforcing agent；
2 ~ 5 parts of magnesium hydroxide；
2 ~ 5 parts of toughener；
1 ~ 5 part of antioxidant；
10 ~ 20 parts of synthetic fibers；
20 ~ 40 parts of epoxy resin.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, the heat conductive graphite are put down
Equal partial size is 30 ~ 50nm, and the average length of the glass fibre is 5 ~ 10 μm, the iron powder, aluminium nitride, silicon nitride and hydroxide
The average grain diameter of magnesium is 100 ~ 500nm.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, the curing agent are double benzyls
Amido ether.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, the reinforcing agent are mica
Or talcum powder.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, the toughener are poly- second
Enol butyral.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, the antioxidant are phenol
One of class antioxidant, amine antioxidants, phosphite antioxidant and thioesters class antioxidant or a variety of groups
It closes.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, the coupling agent are zirconic acid
Ester coupling agent.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, the synthetic fibers are poly-
Tacryl, polyacrylonitrile fibre, polyvinyl butyral fiber, Fypro and pet fiber
One of.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, manufacturing method include such as
Lower step:
Whole raw materials progress room temperature is dried under reduced pressure processing by step 1；
Blender is added in PPR resin by step 2, is opened blender and is warming up to 60 ~ 80 DEG C, and 80 ~ 100 turns of blender revolving speed/
Minute, polyvinyl butyral, alkyl phenol polyoxyethylene ether and trimethylsilyl dimethyl phosphonate are successively added, is stirred evenly；
Step 3 improves blender temperature to 80 ~ 100 DEG C, is kept for 80 ~ 100 revs/min of revolving speed, successively again into blender
Heat conductive graphite, aluminium oxide, iron powder, aluminium nitride, silicon nitride, thiol methyl tin and magnesium hydroxide is added, stirs evenly；
Step 4 improves blender temperature to 100 ~ 120 DEG C, improves 100 ~ 200 revs/min of revolving speed, successively into blender
Curing agent, reinforcing agent, toughener, antioxidant and coupling agent are added, is stirred evenly；
Step 5 will be held blender temperature and be improved to 150 ~ 160 DEG C, be kept for 100 ~ 200 revs/min of revolving speed, and glass fibre is added,
It stirs evenly；
Mixing obtained by step 5 is added in double screw extruder and carries out extrusion molding by step 6, and head temperature is 170 ~ 190
DEG C, die temperature is 190 ~ 200 DEG C, obtains tube billet；
Step 7, the uniform winding synthetic fibers on tube billet；
Step 8 uniformly coats epoxy resin outside synthetic fibers；
Step 9, the tubing hot setting that step 8 is obtained 2 ~ 4 hours, 180 ~ 200 DEG C of solidification temperature；
Step 10, wind cooling temperature lowering, 5 ~ 10 DEG C/min of cooling rate；
Step 11, quality inspection, packaging, storage storage.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, it is described Step 2: step
Three, Step 4: addition time interval 20 ~ 40 minutes of continuous two kinds of raw materials within the step of step 5 and between step, the time
Interim is kept stirring speed, mixes each raw material adequately.
The beneficial effects of the present invention are:
PPR pipe of the present invention has good flame retardant property and heating conduction, is able to bear higher pipe at a higher temperature
Interior pressure, and tubing does not soften, does not crack, not expanding, not discharging pernicious gas, safety under hot environment
It is high.
Specific embodiment
In order to illustrate more clearly of technical solution of the present invention, below the present invention is described further, it is clear that
Ground, disclosed below is only that section Example of the invention is not being paid for those of ordinary skill in the art
Under the premise of creative work, other embodiments are obtained according to these embodiments, belong to protection scope of the present invention.
[embodiment 1]
A kind of reinforced high temperature and pressure PPR pipe of synthetic fibers and its manufacturing method, made of the raw material of following mass fraction:
100 parts of PPR resin；
20 parts of heat conductive graphite；
30 parts of polyvinyl butyral；
10 parts of glass fibre；
10 parts of aluminium oxide；
15 parts of alkyl phenol polyoxyethylene ether；
5 parts of iron powder；
10 parts of trimethylsilyl dimethyl phosphonate；
5 parts of aluminium nitride；
5 parts of silicon nitride；
5 parts of thiol methyl tin；
5 parts of coupling agent；
5 parts of curing agent；
5 parts of reinforcing agent；
2 parts of magnesium hydroxide；
2 parts of toughener；
1 part of antioxidant；
10 parts of synthetic fibers；
20 parts of epoxy resin.
Further, the average grain diameter of the heat conductive graphite is 50nm, and the average length of the glass fibre is 5 μm, institute
The average grain diameter for stating iron powder, aluminium nitride, silicon nitride and magnesium hydroxide is 500nm；The curing agent is dibenamine base ether；The increasing
Strong agent is mica；The toughener is polyvinyl butyral；The antioxidant is phenol antioxidant；The coupling agent is
Zirconium ester coupling agent；The synthetic fibers are polypropylene fibre；Its manufacturing method includes the following steps:
Whole raw materials progress room temperature is dried under reduced pressure processing by step 1；
Blender is added in PPR resin by step 2, is opened blender and is warming up to 60 DEG C, and 80 revs/min of blender revolving speed, according to
It is secondary to add polyvinyl butyral, alkyl phenol polyoxyethylene ether and trimethylsilyl dimethyl phosphonate, it stirs evenly；
Step 3 improves blender temperature to 80 DEG C, is kept for 80 revs/min of revolving speed, successively added into blender thermally conductive
Graphite, aluminium oxide, iron powder, aluminium nitride, silicon nitride, thiol methyl tin and magnesium hydroxide, stir evenly；
Step 4 improves blender temperature to 100 DEG C, improves 100 revs/min of revolving speed, successively adds into blender solid
Agent, reinforcing agent, toughener, antioxidant and coupling agent, stir evenly；
Step 5 will be held blender temperature and be improved to 150 DEG C, be kept for 100 revs/min of revolving speed, and glass fibre is added, and stirring is equal
It is even；
Mixing obtained by step 5 is added in double screw extruder and carries out extrusion molding by step 6, and head temperature is 170 DEG C,
Die temperature is 190 DEG C, obtains tube billet；
Step 7, the uniform winding synthetic fibers on tube billet；
Step 8 uniformly coats epoxy resin outside synthetic fibers；
Step 9, the tubing hot setting that step 8 is obtained 2 hours, 180 DEG C of solidification temperature；
Step 10, wind cooling temperature lowering, 5 ~ 10 DEG C/min of cooling rate；
Step 11, quality inspection, packaging, storage storage.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, it is described Step 2: step
Three, Step 4: addition time interval 20 minutes of continuous two kinds of raw materials within the step of step 5 and between step, time interval
Period is kept stirring speed, mixes each raw material adequately.
[embodiment 2]
A kind of reinforced high temperature and pressure PPR pipe of synthetic fibers and its manufacturing method, made of the raw material of following mass fraction:
80 parts of PPR resin；
40 parts of heat conductive graphite；
15 parts of polyvinyl butyral；
20 parts of glass fibre；
15 parts of aluminium oxide；
5 parts of alkyl phenol polyoxyethylene ether；
15 parts of iron powder；
5 parts of trimethylsilyl dimethyl phosphonate；
10 parts of aluminium nitride；
10 parts of silicon nitride；
10 parts of thiol methyl tin；
10 parts of coupling agent；
10 parts of curing agent；
10 parts of reinforcing agent；
5 parts of magnesium hydroxide；
5 parts of toughener；
5 parts of antioxidant；
20 parts of synthetic fibers；
40 parts of epoxy resin.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, the heat conductive graphite are put down
Equal partial size is 30nm, and the average length of the glass fibre is 10 μm, the iron powder, aluminium nitride, silicon nitride and magnesium hydroxide
Average grain diameter is 100nm；The curing agent is dibenamine base ether.
4. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers according to claim 1 and its manufacturing method,
It is characterized in that, the reinforcing agent is talcum powder；The toughener is polyvinyl butyral；The antioxidant is phosphite ester
Class antioxidant；The coupling agent is zirconium ester coupling agent；The synthetic fibers are polyvinyl butyral fiber；Its manufacturer
Method includes the following steps:
Whole raw materials progress room temperature is dried under reduced pressure processing by step 1；
Blender is added in PPR resin by step 2, is opened blender and is warming up to 80 DEG C, and 100 revs/min of blender revolving speed, according to
It is secondary to add polyvinyl butyral, alkyl phenol polyoxyethylene ether and trimethylsilyl dimethyl phosphonate, it stirs evenly；
Step 3 improves blender temperature to 100 DEG C, is kept for 100 revs/min of revolving speed, successively adds and lead into blender
Hot graphite, aluminium oxide, iron powder, aluminium nitride, silicon nitride, thiol methyl tin and magnesium hydroxide, stir evenly；
Step 4 improves blender temperature to 120 DEG C, improves 200 revs/min of revolving speed, successively adds into blender solid
Agent, reinforcing agent, toughener, antioxidant and coupling agent, stir evenly；
Step 5 will be held blender temperature and be improved to 160 DEG C, be kept for 200 revs/min of revolving speed, and glass fibre is added, and stirring is equal
It is even；
Mixing obtained by step 5 is added in double screw extruder and carries out extrusion molding by step 6, and head temperature is 190 DEG C,
Die temperature is 200 DEG C, obtains tube billet；
Step 7, the uniform winding synthetic fibers on tube billet；
Step 8 uniformly coats epoxy resin outside synthetic fibers；
Step 9, the tubing hot setting that step 8 is obtained 4 hours, 200 DEG C of solidification temperature；
Step 10, wind cooling temperature lowering, 5 ~ 10 DEG C/min of cooling rate；
Step 11, quality inspection, packaging, storage storage.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, it is described Step 2: step
Three, Step 4: addition time interval 20 ~ 40 minutes of continuous two kinds of raw materials within the step of step 5 and between step, the time
Interim is kept stirring speed, mixes each raw material adequately.
[embodiment 3]
A kind of reinforced high temperature and pressure PPR pipe of synthetic fibers and its manufacturing method, made of the raw material of following mass fraction:
90 parts of PPR resin；
30 parts of heat conductive graphite；
20 parts of polyvinyl butyral；
15 parts of glass fibre；
12 parts of aluminium oxide；
10 parts of alkyl phenol polyoxyethylene ether；
10 parts of iron powder；
12 parts of trimethylsilyl dimethyl phosphonate；
13 parts of aluminium nitride；
8 parts of silicon nitride；
8 parts of thiol methyl tin；
7 parts of coupling agent；
8 parts of curing agent；
10 parts of reinforcing agent；
2 parts of magnesium hydroxide；
4 parts of toughener；
1 part of antioxidant；
20 parts of synthetic fibers；
40 parts of epoxy resin.
Further, the average grain diameter of the heat conductive graphite is 40nm, and the average length of the glass fibre is 7 μm, institute
The average grain diameter for stating iron powder, aluminium nitride, silicon nitride and magnesium hydroxide is 300nm；The curing agent is dibenamine base ether；The increasing
Strong agent is mica；The toughener is polyvinyl butyral；The antioxidant is phosphite antioxidant；The idol
Connection agent is zirconium ester coupling agent；The synthetic fibers are polyvinyl butyral fiber；Its manufacturing method includes the following steps:
Whole raw materials progress room temperature is dried under reduced pressure processing by step 1；
Blender is added in PPR resin by step 2, is opened blender and is warming up to 70 DEG C, and 90 revs/min of blender revolving speed, according to
It is secondary to add polyvinyl butyral, alkyl phenol polyoxyethylene ether and trimethylsilyl dimethyl phosphonate, it stirs evenly；
Step 3 improves blender temperature to 90 DEG C, is kept for 90 revs/min of revolving speed, successively added into blender thermally conductive
Graphite, aluminium oxide, iron powder, aluminium nitride, silicon nitride, thiol methyl tin and magnesium hydroxide, stir evenly；
Step 4 improves blender temperature to 120 DEG C, improves 100 revs/min of revolving speed, successively adds into blender solid
Agent, reinforcing agent, toughener, antioxidant and coupling agent, stir evenly；
Step 5 will be held blender temperature and be improved to 15 DEG C, be kept for 100 revs/min of revolving speed, and glass fibre is added, stirs evenly；
Mixing obtained by step 5 is added in double screw extruder and carries out extrusion molding by step 6, and head temperature is 180 DEG C,
Die temperature is 200 DEG C, obtains tube billet；
Step 7, the uniform winding synthetic fibers on tube billet；
Step 8 uniformly coats epoxy resin outside synthetic fibers；
Step 9, the tubing hot setting that step 8 is obtained 3 hours, 190 DEG C of solidification temperature；
Step 10, wind cooling temperature lowering, 5 ~ 10 DEG C/min of cooling rate；
Step 11, quality inspection, packaging, storage storage.
A kind of reinforced high temperature and pressure PPR pipe of above-mentioned synthetic fibers and its manufacturing method, it is described Step 2: step
Three, Step 4: addition time interval 20 ~ 40 minutes of continuous two kinds of raw materials within the step of step 5 and between step, the time
Interim is kept stirring speed, mixes each raw material adequately.
Above embodiments are only exemplary embodiment of the present invention, are not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can within the spirit and scope of the present invention make respectively the present invention
Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as being within the scope of the present invention.
Claims (10)
1. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers and its manufacturing method, characteristic are, by following mass fraction
Raw material made of:
80 ~ 100 parts of PPR resin；
20 ~ 40 parts of heat conductive graphite；
15 ~ 30 parts of polyvinyl butyral；
10 ~ 20 parts of glass fibre；
10 ~ 15 parts of aluminium oxide；
5 ~ 15 parts of alkyl phenol polyoxyethylene ether；
5 ~ 15 parts of iron powder；
5 ~ 10 parts of trimethylsilyl dimethyl phosphonate；
5 ~ 10 parts of aluminium nitride；
5 ~ 10 parts of silicon nitride；
5 ~ 10 parts of thiol methyl tin；
5 ~ 10 parts of coupling agent；
5 ~ 10 parts of curing agent；
5 ~ 10 parts of reinforcing agent；
2 ~ 5 parts of magnesium hydroxide；
2 ~ 5 parts of toughener；
1 ~ 5 part of antioxidant；
10 ~ 20 parts of synthetic fibers；
20 ~ 40 parts of epoxy resin.
2. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers according to claim 1 and its manufacturing method, feature
It is, the average grain diameter of the heat conductive graphite is 30 ~ 50nm, and the average length of the glass fibre is 5 ~ 10 μm, the iron powder,
The average grain diameter of aluminium nitride, silicon nitride and magnesium hydroxide is 100 ~ 500nm.
3. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers according to claim 1 and its manufacturing method, feature
It is, the curing agent is dibenamine base ether.
4. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers according to claim 1 and its manufacturing method, feature
It is, the reinforcing agent is mica or talcum powder.
5. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers according to claim 1 and its manufacturing method, feature
It is, the toughener is polyvinyl butyral.
6. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers according to claim 1 and its manufacturing method, feature
It is, the antioxidant is that phenol antioxidant, amine antioxidants, phosphite antioxidant and thioesters class are anti-oxidant
One of agent or a variety of combinations.
7. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers according to claim 1 and its manufacturing method, feature
It is, the coupling agent is zirconium ester coupling agent.
8. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers according to claim 1 and its manufacturing method, feature
It is, the synthetic fibers are polypropylene fibre, polyacrylonitrile fibre, polyvinyl butyral fiber, Fypro and gather
One of ethylene glycol terephthalate fiber.
9. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers according to claim 1 and its manufacturing method, feature
It is, includes the following steps:
Whole raw materials progress room temperature is dried under reduced pressure processing by step 1；
Blender is added in PPR resin by step 2, is opened blender and is warming up to 60 ~ 80 DEG C, and 80 ~ 100 turns of blender revolving speed/
Minute, polyvinyl butyral, alkyl phenol polyoxyethylene ether and trimethylsilyl dimethyl phosphonate are successively added, is stirred evenly；
Step 3 improves blender temperature to 80 ~ 100 DEG C, is kept for 80 ~ 100 revs/min of revolving speed, successively again into blender
Heat conductive graphite, aluminium oxide, iron powder, aluminium nitride, silicon nitride, thiol methyl tin and magnesium hydroxide is added, stirs evenly；
Step 4 improves blender temperature to 100 ~ 120 DEG C, improves 100 ~ 200 revs/min of revolving speed, successively into blender
Curing agent, reinforcing agent, toughener, antioxidant and coupling agent are added, is stirred evenly；
Step 5 will be held blender temperature and be improved to 150 ~ 160 DEG C, be kept for 100 ~ 200 revs/min of revolving speed, and glass fibre is added,
It stirs evenly；
Mixing obtained by step 5 is added in double screw extruder and carries out extrusion molding by step 6, and head temperature is 170 ~ 190
DEG C, die temperature is 190 ~ 200 DEG C, obtains tube billet；
Step 7, the uniform winding synthetic fibers on tube billet；
Step 8 uniformly coats epoxy resin outside synthetic fibers；
Step 9, the tubing hot setting that step 8 is obtained 2 ~ 4 hours, 180 ~ 200 DEG C of solidification temperature；
Step 10, wind cooling temperature lowering, 5 ~ 10 DEG C/min of cooling rate；
Step 11, quality inspection, packaging, storage storage.
10. a kind of reinforced high temperature and pressure PPR pipe of synthetic fibers according to claim 9 and its manufacturing method, special
Sign is, it is described Step 2: Step 3: Step 4: within the step of step 5 and between step continuous two kinds of raw materials addition
Time interval 20 ~ 40 minutes, speed is kept stirring during time interval.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811149454.XA CN109467804A (en) | 2018-09-29 | 2018-09-29 | A kind of reinforced high temperature and pressure PPR pipe of synthetic fibers and its manufacturing method |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203868536U (en) * | 2014-05-16 | 2014-10-08 | 浙江经纬集团环保工程有限公司 | FRP (fiber reinforced plastic) reinforced high-strength polyethylene pipe for trenchless construction |
| CN105482262A (en) * | 2016-02-26 | 2016-04-13 | 康泰塑胶科技集团有限公司 | Flame-retardant high-heat-dissipation modified polypropylene electric tubular product and preparation method thereof |
-
2018
- 2018-09-29 CN CN201811149454.XA patent/CN109467804A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203868536U (en) * | 2014-05-16 | 2014-10-08 | 浙江经纬集团环保工程有限公司 | FRP (fiber reinforced plastic) reinforced high-strength polyethylene pipe for trenchless construction |
| CN105482262A (en) * | 2016-02-26 | 2016-04-13 | 康泰塑胶科技集团有限公司 | Flame-retardant high-heat-dissipation modified polypropylene electric tubular product and preparation method thereof |
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