CN109161076A - A kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe - Google Patents
A kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe Download PDFInfo
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- CN109161076A CN109161076A CN201810831470.0A CN201810831470A CN109161076A CN 109161076 A CN109161076 A CN 109161076A CN 201810831470 A CN201810831470 A CN 201810831470A CN 109161076 A CN109161076 A CN 109161076A
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four 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
Abstract
The present invention relates to a kind of preparation processes of high impact properties anti-corrosion lightweight PE solid wall pipe.Using intercalation nano montmorillonite technology, then cooperate bisphenol A type epoxy resin, so that the crosslinking curing between formula system forms a fine and close entirety, so that PE solid wall pipe deformability with higher, impact strength, tensile strength and toughness are improved；Sericite in powder microstructure is flake, flakey or plate, it is big with radius-thickness ratio, hardness is high, with be dispersed in high-density polyethylene resin, it can play the role of rigid backbone, improve the ring stiffness of tubing, sericite in powder also has good conductive insulating properties, anti-flammability simultaneously, so that solid wall pipe has good anti-electrostatic fire retardant effect, high-density polyethylene resin is filled while enhancing is played and improves the mechanical properties such as tensile strength, bending strength using sericite in powder and also reduces cost；Preparation method is simply scientific, low in cost, preparation process environmental protection, will not generate pollution to environment.
Description
Technical field
The invention belongs to plastic pipe fabricating technology fields, are related to a kind of high impact properties anti-corrosion lightweight PE solid wall pipe
Preparation process.
Background technique
Hollow spiral tube be it is a kind of with high density polyethylene (HDPE) (HDPE) for raw material, be made of hot winding shaping process
Structure-wall pipe material, have that flexibility strong, inner wall smooth, flow resistance be small, wear-resisting and corrosion resistant performance, there is excellent Gao Gang
Degree, high-intensitive, light-weight, impact resistance be strong, not cracky the features such as, be suitable for conveying water temperature and arranged in 45 DEG C of municipal administrations below
Water, building outdoor drainage, the defeated draining in buried farmland, discharge of industrial wastes, road drainage, sewage and waste water drainage system, sports ground and
Plaza Project draining and electrical telecommunication engineering etc..
Plastic pipe is insulating materials, has good electrical insulation capability, but its surface is extremely easy to produce static electricity.Industry is raw
The dust suspension and the mutual frictional impact in hollow spiral tube surface in environment are produced, positive and negative charge redistribution is gathered in respectively
In hollow wall tube surfaces and dust；And these electrostatic charges are difficult to migrate, when static charge buildup will discharge production to a certain extent
It lights a fire flower, brings security risk, fire or chemicals is caused to explode.
The existing usual mechanical property of PE solid wall pipe is bad, does not have excellent impact resistance, shock resistance degree, corrosion resistance
With heat-resistant antifriction performance, preparation process is at high cost.
Summary of the invention
The purpose of invention: the present invention provides a kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe, techniques
Simple science, low in cost, PE solid wall pipe impact resistance obtained greatly improves, and antiseptic property is excellent.
Technical solution: in order to achieve the goal above, the invention discloses a kind of high impact properties anti-corrosion lightweight PE solid wall pipes
Preparation process, comprising the following steps:
(1) score meter by weight, weigh respectively 60-80 parts of high density polyethylene (HDPE), 20-30 parts of linear low density polyethylene,
30-50 parts of bisphenol A type epoxy resin, 80-120 parts of sericite in powder, 5-15 parts of organic nano imvite, aluminium-doped zinc oxide 6-8
Part, 1-3 parts of epoxy polyethylene wax, 1-3 parts of coupling agent, 6-12 parts of impact modifier, 0.5-1.5 parts of antioxidant, stabilizer 2-4
Part；
(2) using high density polyethylene (HDPE) as matrix, sericite in powder is as filler material at a temperature of 160-180 DEG C and 6-8kg
Melt index under loading condiction is that high density polyethylene (HDPE) reinforcing material is prepared in 0.05-0.2g/10min；
(3) organic nano imvite and bisphenol A type epoxy resin are mixed according to the proportion, 20-30 parts of acetone and 10- is added
The mixed solution of 15 parts of toluene, the ultrasonic disperse 2-3h in ultrasonic instrument, then again under the conditions of 65-95 DEG C of temperature stirring carry out it is slotting
It is spare to obtain intercalation object for layer reaction 1-3h, excessively 500 meshes；
(4) by intercalation object made from high density polyethylene (HDPE) reinforcing material made from step (2), step (3), linear low
Density polyethylene, aluminium-doped zinc oxide, epoxy polyethylene wax, coupling agent, pest-resistant modifying agent, antioxidant, stabilizer are added together
3-4min is mixed under the conditions of revolving speed 600-800r/min, 85-100 DEG C of temperature into high mixer and obtains PE composite material；
(5) above-mentioned PE composite material pressurization plasticizing is added twin-screw extrude to squeeze out to obtain pipe in molten condition,
It is cooled and shaped the solid-wall pipe for various specifications through calibration sleeve again, then forms the PE solid wall pipe through traction cutting.
Preferably, the organic nano imvite is 50 parts of nano montmorillonites and 10-50 parts of cetyl trimethyl chlorinations
The aqueous solution ion exchange that ammonium carries out 4-8h under the conditions of 60-70 DEG C of temperature organises after reaction successively through filtering, and ethyl alcohol and goes
Ionized water is washed according to the mixed liquor that volume ratio 1:1 is formed, then is dried in vacuo under the conditions of 70-100 DEG C, be crushed 300-
500 meshes obtain.Using intercalation nano montmorillonite technology, then cooperate bisphenol A type epoxy resin, so that the crosslinking between formula system
It is formed by curing a fine and close entirety, so that PE solid wall pipe deformability with higher, impact strength, tensile strength and toughness
It is improved.
Preferably, the bisphenol A type epoxy resin is the one or two of commercialization E12, E51.
Preferably, the coupling agent is butyl titanate coupling agent.It buys in occasion auxiliary chemicals oil plant factory of Tianzhang City day, it should
Product easily with-NH3 ,-OH ,-COOH, the reaction of-CONH2 isopolarity group, especially easily occurs hydrolysis with water, can mention
High heat resistance energy improves adherency of the plastics to metal surface.
Preferably, the impact modifier is PE modified elastomer or one kind of silane-modified coupling agent HZ-12, silicon
The modified coupling agent HZ-12 of alkane is purchased from Jinan Huan Zheng Chemical Co., Ltd., quickly fully wets particle, improves inorganic particle itself
Mobility and dispersion effect preferably with the compatibility of resin save process equipment and power consumption of polymer processing, stability is good, thus
The end-use properties of dispersion are significantly improved, the functions such as coupling, dispersion, enhancing are integrated, significantly improve PE plastics
The mechanical properties such as impact strength, the toughness of tubing, and promote the plasticizing of resin.
Preferably, the antioxidant is one or both of antioxidant 1010, irgasfos 168.
Preferably, the stabilizer be calcium stearate 10-15 parts, 5-10 parts of ricinoleic acid calcium, 10-15 parts of zinc stearate,
5-10 parts of zinc ricinate, 3-5 parts of epoxidized soybean oil, 3-5 parts of the antioxidant 1010 environmentally friendly compound stabilizers mixed.
Preferably, the aluminium-doped zinc oxide particle size range 20-35nm.
Above-mentioned technical proposal can be seen that the invention has the following beneficial effects:
Using intercalation nano montmorillonite technology, then cooperate bisphenol A type epoxy resin, so that the crosslinking curing between formula system
A fine and close entirety is formed, so that PE solid wall pipe deformability with higher, impact strength, tensile strength and toughness obtain
It improves；Sericite in powder microstructure is flake, flakey or plate, has that radius-thickness ratio is big, hardness is high, be dispersed in it is highly dense
Spend in polyvinyl resin, rigid backbone can be played the role of, improve the ring stiffness of tubing, at the same sericite in powder also have it is good
Conductive insulating properties, anti-flammability, so that solid wall pipe has good anti-electrostatic fire retardant effect, using sericite in powder to high-density polyethylene
Olefine resin is filled while the mechanical properties such as raising tensile strength, bending strength are played in enhancing and also reduces cost；Preparation
Method is simply scientific, low in cost, preparation process environmental protection, will not generate pollution to environment.
Specific embodiment
Below with reference to embodiment, the present invention is described in detail.
The invention discloses a kind of preparation processes of high impact properties anti-corrosion lightweight PE solid wall pipe, comprising the following steps:
(1) score meter by weight, weighs high density polyethylene (HDPE), linear low density polyethylene, bisphenol type epoxy tree respectively
Rouge, sericite in powder, organic nano imvite, aluminium-doped zinc oxide, epoxy polyethylene wax, coupling agent, impact modifier, antioxygen
Agent, stabilizer；
(2) using high density polyethylene (HDPE) as matrix, sericite in powder is as filler material at a temperature of 160-180 DEG C and 6-8kg
Melt index under loading condiction is that high density polyethylene (HDPE) reinforcing material is prepared in 0.05-0.2g/10min；
(3) organic nano imvite and bisphenol A type epoxy resin are mixed according to the proportion, the mixing of acetone and toluene is added
Solution, the ultrasonic disperse 2-3h in ultrasonic instrument, then stirring carries out intercalation 1-3h, mistake under the conditions of 65-95 DEG C of temperature again
It is spare that 500 meshes obtain intercalation object；
(4) by intercalation object made from high density polyethylene (HDPE) reinforcing material made from step (2), step (3), linear low
Density polyethylene, aluminium-doped zinc oxide, epoxy polyethylene wax, coupling agent, pest-resistant modifying agent, antioxidant, stabilizer are added together
3-4min is mixed under the conditions of revolving speed 600-800r/min, 85-100 DEG C of temperature into high mixer and obtains PE composite material；
(5) above-mentioned PE composite material pressurization plasticizing is added twin-screw extrude to squeeze out to obtain pipe in molten condition,
It is cooled and shaped the solid-wall pipe for various specifications through calibration sleeve again, then forms the PE solid wall pipe through traction cutting.
The organic nano imvite is 50 parts of nano montmorillonites and 10-50 parts of hexadecyltrimethylammonium chlorides in 60-
Under the conditions of 70 DEG C of temperature carry out 4-8h aqueous solution ion exchange organise reaction after successively through filtering, ethyl alcohol and deionized water are pressed
It is washed according to the mixed liquor of volume ratio 1:1 composition, then is dried in vacuo under the conditions of 70-100 DEG C, crushed 300-500 mesh
It obtains.Using intercalation nano montmorillonite technology, then cooperate bisphenol A type epoxy resin, so that the crosslinking curing shape between formula system
It is fine and close whole at one, so that PE solid wall pipe deformability with higher, impact strength, tensile strength and toughness are mentioned
It is high.
The bisphenol A type epoxy resin is the one or two of commercialization E12, E51.
The coupling agent is butyl titanate coupling agent.It buys in occasion auxiliary chemicals oil plant factory of Tianzhang City day, the product pole
Easily with-NH3 ,-OH ,-COOH, the reaction of-CONH2 isopolarity group, hydrolysis easily especially occurs with water, heat resistanceheat resistant can be improved
Performance improves adherency of the plastics to metal surface.
The impact modifier is one kind of PE modified elastomer or silane-modified coupling agent HZ-12, silane-modified
Coupling agent HZ-12 is purchased from Jinan Huan Zheng Chemical Co., Ltd., quickly fully wets particle, improves the flowing of inorganic particle itself
Property and dispersion effect, preferably with the compatibility of resin, save process equipment and power consumption of polymer processing, stability it is good, to make to disperse
The end-use properties of system significantly improve, and integrate the functions such as coupling, dispersion, enhancing, significantly improve PE plastic pipe
The mechanical properties such as impact strength, toughness, and promote the plasticizing of resin.
The antioxidant is one or both of antioxidant 1010, irgasfos 168.
The aluminium-doped zinc oxide particle size range 20-35nm.
Table 1 is the formulation dosage table of 1-3 of embodiment of the present invention hollow spiral tube；Table 2 is steady in 1-3 of the embodiment of the present invention
Determine agent constituent table；Table 3 is 1-3 of embodiment of the present invention organic nano imvite constituent table；Table 4 is the embodiment of the present invention
The ring stiffness of 1-3 hollow spiral tube, impact strength, resistivity, the performance parameter test result of oxygen index (OI)；
Hollow spiral tube composition of raw materials (unit: part) described in 1 embodiment 1-3 of table
2 embodiment 1-3 stabilizer constituent table (unit: part) of table
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Calcium stearate | 10 | 15 | 12 |
| Ricinoleic acid calcium | 5 | 10 | 8 |
| Zinc stearate | 10 | 15 | 12 |
| Zinc ricinate | 5 | 10 | 8 |
| Epoxidized soybean oil | 3 | 5 | 4 |
| Antioxidant 1010 | 3 | 5 | 4 |
The constituent table (unit: part) of 3 embodiment 1-3 organic nano imvite of table
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Nano montmorillonite | 50 | 50 | 50 |
| Hexadecyltrimethylammonium chloride | 10 | 50 | 30 |
The test result of the antistatic hollow spiral tube of high rigidity made from 4 embodiment 1-3 of table
As shown in Table 4, high using hollow spiral tube resistivity produced by the present invention, antistatic property is good；Good flame resistance,
Ring stiffness is by force and excellent in cushion effect, and mechanical property meets product requirement.
The above is only a preferred embodiment of the present invention, it should be noted that for those skilled in the art
For, without departing from the principle of the present invention, several improvement can also be made, these improvement also should be regarded as guarantor of the invention
Protect range.
Claims (8)
1. a kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe, it is characterised in that: the following steps are included:
(1) score meter by weight, weighs 60-80 parts of high density polyethylene (HDPE), 20-30 parts of linear low density polyethylene, bisphenol-A respectively
30-50 parts of type epoxy resin, 80-120 parts of sericite in powder, 5-15 parts of organic nano imvite, 6-8 parts of aluminium-doped zinc oxide, ring
1-3 parts of oxygen polyethylene wax, 1-3 parts of coupling agent, 6-12 parts of impact modifier, 0.5-1.5 parts of antioxidant, 2-4 parts of stabilizer；
(2) using high density polyethylene (HDPE) as matrix, sericite in powder is as filler material at a temperature of 160-180 DEG C and 6-8kg load
Under the conditions of melt index be 0.05-0.2g/10min high density polyethylene (HDPE) reinforcing material is prepared；
(3) organic nano imvite and bisphenol A type epoxy resin are mixed according to the proportion, 20-30 parts of acetone and 10-15 parts is added
The mixed solution of toluene, the ultrasonic disperse 2-3h in ultrasonic instrument, then stirring progress intercalation is anti-under the conditions of 65-95 DEG C of temperature again
1-3h is answered, it is spare to obtain intercalation object for 500 meshes excessively；
(4) by intercalation object, linea low density made from high density polyethylene (HDPE) reinforcing material made from step (2), step (3)
Polyethylene, aluminium-doped zinc oxide, epoxy polyethylene wax, coupling agent, pest-resistant modifying agent, antioxidant, stabilizer are added to height together
3-4min is mixed in mixed machine under the conditions of revolving speed 600-800r/min, 85-100 DEG C of temperature and obtains PE composite material；
(5) above-mentioned PE composite material is added twin-screw extrude pressurization plasticizing to squeeze out to obtain pipe in molten condition, then passed through
The solid-wall pipe that calibration sleeve is cooled and shaped as various specifications, then the PE solid wall pipe is formed through traction cutting.
2. a kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe according to claim 1, it is characterised in that:
The organic nano imvite is 50 parts of nano montmorillonites and 10-50 parts of hexadecyltrimethylammonium chlorides in 60-70 DEG C of temperature
Under the conditions of carry out 4-8h aqueous solution ion exchange organise reaction after successively through filtering, ethyl alcohol and deionized water are according to volume ratio
The mixed liquor of 1:1 composition is washed, then is dried in vacuo under the conditions of 70-100 DEG C, be crushed 300-500 mesh and obtain.
3. a kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe according to claim 1, it is characterised in that:
The bisphenol A type epoxy resin is the one or two of commercialization E12, E51.
4. a kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe according to claim 1, it is characterised in that:
The coupling agent is butyl titanate coupling agent.
5. a kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe according to claim 1, it is characterised in that:
The impact modifier is PE modified elastomer or one kind of silane-modified coupling agent HZ-12.
6. a kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe according to claim 1, it is characterised in that:
The antioxidant is one or both of antioxidant 1010, irgasfos 168.
7. a kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe according to claim 1, it is characterised in that:
The stabilizer is calcium stearate 10-15 parts, 5-10 parts of ricinoleic acid calcium, 10-15 parts of zinc stearate, zinc ricinate 5-10
Part, 3-5 parts of epoxidized soybean oil, 3-5 parts of the antioxidant 1010 environmentally friendly compound stabilizers mixed.
8. a kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe according to claim 1, it is characterised in that:
The aluminium-doped zinc oxide particle size range 20-35nm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810831470.0A CN109161076A (en) | 2018-07-26 | 2018-07-26 | A kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe |
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| CN201810831470.0A CN109161076A (en) | 2018-07-26 | 2018-07-26 | A kind of preparation process of high impact properties anti-corrosion lightweight PE solid wall pipe |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115128749A (en) * | 2022-06-17 | 2022-09-30 | 上海电信工程有限公司 | Waterproof optical cable with self-repairing layer |
| CN116162301A (en) * | 2022-12-28 | 2023-05-26 | 江苏中通管业有限公司 | Reinforced polyethylene pipe and production method thereof |
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| CN102807684A (en) * | 2012-08-31 | 2012-12-05 | 南京工程学院 | High concentration sericite master batch and preparation method and application thereof |
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| US20060121227A1 (en) * | 2004-12-07 | 2006-06-08 | Kim Myung H | Pipe having barrier property |
| CN1793195A (en) * | 2005-12-27 | 2006-06-28 | 成都正光纳米科技有限公司 | Organic imvite modified epoxyresin |
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| CN115128749A (en) * | 2022-06-17 | 2022-09-30 | 上海电信工程有限公司 | Waterproof optical cable with self-repairing layer |
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| CN116162301A (en) * | 2022-12-28 | 2023-05-26 | 江苏中通管业有限公司 | Reinforced polyethylene pipe and production method thereof |
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