CN103602000B - A kind of pipeline being applicable to trenchless engineering - Google Patents
A kind of pipeline being applicable to trenchless engineering Download PDFInfo
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- CN103602000B CN103602000B CN201310487315.9A CN201310487315A CN103602000B CN 103602000 B CN103602000 B CN 103602000B CN 201310487315 A CN201310487315 A CN 201310487315A CN 103602000 B CN103602000 B CN 103602000B
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- 239000011347 resin Substances 0.000 claims abstract description 25
- 229920005989 resin Polymers 0.000 claims abstract description 25
- 239000003365 glass fiber Substances 0.000 claims abstract description 23
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 21
- 239000003063 flame retardant Substances 0.000 claims abstract description 17
- 239000004902 Softening Agent Substances 0.000 claims abstract description 15
- 150000001875 compounds Chemical class 0.000 claims abstract description 15
- 239000003112 inhibitor Substances 0.000 claims abstract description 15
- 239000000314 lubricant Substances 0.000 claims abstract description 15
- 230000003647 oxidation Effects 0.000 claims abstract description 15
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 15
- 239000003381 stabilizer Substances 0.000 claims abstract description 15
- -1 polypropylene Polymers 0.000 claims abstract description 10
- 239000004709 Chlorinated polyethylene Substances 0.000 claims abstract description 8
- 239000004698 Polyethylene Substances 0.000 claims description 8
- 229920000573 polyethylene Polymers 0.000 claims description 8
- 238000006116 polymerization reaction Methods 0.000 claims description 8
- 241000256844 Apis mellifera Species 0.000 claims description 7
- 239000004593 Epoxy Substances 0.000 claims description 7
- 235000021355 Stearic acid Nutrition 0.000 claims description 7
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 7
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 7
- 235000012424 soybean oil Nutrition 0.000 claims description 7
- 239000003549 soybean oil Substances 0.000 claims description 7
- 239000008117 stearic acid Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- IHBMMJGTJFPEQY-UHFFFAOYSA-N sulfanylidene(sulfanylidenestibanylsulfanyl)stibane Chemical compound S=[Sb]S[Sb]=S IHBMMJGTJFPEQY-UHFFFAOYSA-N 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 2
- 239000004925 Acrylic resin Substances 0.000 claims 1
- 229920000178 Acrylic resin Polymers 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 10
- 229920006397 acrylic thermoplastic Polymers 0.000 abstract description 7
- 229920003229 poly(methyl methacrylate) Polymers 0.000 abstract description 7
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 abstract description 7
- 230000032683 aging Effects 0.000 abstract description 5
- 239000004743 Polypropylene Substances 0.000 abstract description 4
- 239000002253 acid Substances 0.000 abstract description 4
- 229920001155 polypropylene Polymers 0.000 abstract description 4
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 239000003513 alkali Substances 0.000 abstract description 2
- 239000003292 glue Substances 0.000 abstract description 2
- 239000012764 mineral filler Substances 0.000 abstract description 2
- 239000004801 Chlorinated PVC Substances 0.000 description 4
- 229920000457 chlorinated polyvinyl chloride Polymers 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 229920000915 polyvinyl chloride Polymers 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 229920001903 high density polyethylene Polymers 0.000 description 3
- 239000004700 high-density polyethylene Substances 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A kind of pipeline being applicable to trenchless engineering, its component and weight are: B-85 type polyvinyl chloride (PVC) RESINS 100 parts, compound lead stabilizer 3-5 part, acrylics 3-5 part, chlorinatedpolyethylene or MBS resin 5-7 part, softening agent 1-3 part, lubricant 0.5-2 part, fire retardant 1.5-3 part, oxidation inhibitor 0.5-2 part, alkali-free short glass fiber 7-15 part, look female 0-5 part.Good toughness of the present invention, elongation at break reaches more than 350, and breaking yield intensity reaches more than 50 MPas; Good rigidity, equal wall thickness is 2 to 3 times of polypropylene material; Return rate is high, and Compression Set is little; Acid and alkali-resistance ability is strong, and substantially not containing mineral filler in component, the acid or alkali environment of underground is less to corrosive pipeline; Joint adopts rivet or glue special, and strength of joint is high, can relievedly use at trenchless engineering; Ageing-resistant, long service life, can be advantageously applied to trenchless engineering.
Description
Technical field
The invention belongs to pipeline manufacture technology field, specifically relate to a kind of pipeline being applicable to trenchless engineering.
Background technology
Along with the popularization of urbanization, existing city network transformation and public works transformation etc., being difficult to directly ditching carries out pipe laying again, and some pipelines need through heavy construction, only way can only carry out pipe laying by underground, and the generation of trenchless technology solves this difficult problem well.But dilatory pipe used in trenchless technology in the face of the more complicated situation in underground, therefore will require that pipeline has the features such as stronger toughness, higher tensile strength, higher ring stiffness, lower temperature resistance, flame retardant resistance, erosion resistance, ageing resistance and cost of manufacture are low.Existing pipeline material many employings high density polyethylene(HDPE), modified polypropene, polyvinyl chloride or chlorinated polyvinyl chloride etc., there is certain limitation separately, easily flatten as polyethylene exists the low heave of rigidity, equal result of use material cost is higher, and the defects such as material is inflammable, ageing-resistant performance is poor also limit it and large-arealy to promote the use of; It is low that modified polypropene also exists Joint Strength, and heave easily ruptures, and equal result of use material cost is higher, and the defects such as material is inflammable, ageing-resistant performance is poor also limit it and large-arealy to promote the use of; Common polyvinyl chloride or chlorinated polyvinyl chloride poor toughness, heave frangibility, the slightly high defect such as yielding of fragile under low temperatureization, temperature is all at the common polyvinyl chloride of restriction or chlorinated polyvinyl chloride is large-area on trenchless engineering promotes the use of.
Summary of the invention
The present invention mainly solves the technical problem existing for prior art, provides a kind of pipeline being applicable to trenchless engineering.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals: a kind of pipeline being applicable to trenchless engineering, its component and weight are: B-85 type polyvinyl chloride (PVC) RESINS 100 parts, compound lead stabilizer 3-5 part, acrylics 3-5 part, chlorinatedpolyethylene or MBS resin 5-7 part, softening agent 1-3 part, lubricant 0.5-2 part, fire retardant 1.5-3 part, oxidation inhibitor 0.5-2 part, alkali-free short glass fiber 7-15 part, look female 0-5 part.Wherein said B-85 type polyvinyl chloride (PVC) RESINS selects 2500 high-polymerization degrees, weight part content plumbous in compound lead stabilizer is 28-32%, epoxy soybean oil selected by softening agent, the oxidic polyethylene of honeybee board stearic acid and Ke selected by lubricant, needle antimony selected by fire retardant, and Milan chemical industry antioxidant 1010 selected by oxidation inhibitor.A kind of pipeline being applicable to trenchless engineering of the present invention, its making method is: except alkali-free short glass fiber, all the other component heat are mixed to 135 DEG C, now add alkali-free short glass fiber, then stir and be cooled to 40 DEG C, again batch mixing is dropped into conical double screw extruder plasticizing to extrude, obtain goods by mould and shaping equipment; When wherein utilizing conical double screw extruder plasticizing to extrude, the temperature in barrel I district is 200-220 DEG C, the temperature in barrel II district is 205-225 DEG C, the temperature in barrel III district is 205-225 DEG C, and the temperature in barrel IV district is 190-210 DEG C, and the temperature of merging core is 175-195 DEG C, after mould, the temperature of die body is 190-210 DEG C, the temperature of Support is 185-195 DEG C, and before mould, the temperature of die body is 185-195 DEG C, and the temperature of mouth mould is 210-230 DEG C.
The B-85 type polyvinyl chloride (PVC) RESINS of 2500 high-polymerization degrees has good physicals, the macromolecular material with caoutchouc elasticity can be processed into, have that Compression Set is little, rebound resilience greatly, wider use temperature, lower embrittlement temperature, excellent high temperature resistant, the feature such as resist bending and creep resistance.The present invention is using B-85 type polyvinyl chloride (PVC) RESINS as main material, utilize short glass fiber to fill and carry out rigidity modification, multiple impact-modifying material is collaborative carries out toughness modification, needle antimonys etc. are flame-retardant modified and be aided with relevant processing aid, the duct products utilizing Mold Making to go out has following characteristics: 1, good toughness, elongation at break reaches more than 350, substantially reaches the value of HDPE; 2, breaking yield intensity reaches more than 50 MPas, apparently higher than common polyvinyl chloride (40 MPa) and polyolefins (25-30 MPa), and the intensity (45 MPa) of a little higher than pure chlorinated polyvinyl chloride; 3, good rigidity, apparently higher than common polyolefin pipe, equal wall thickness is 2 to 3 times of polypropylene material; 4, return rate is high, and Compression Set is little; 5, acid and alkali-resistance ability is strong, and substantially not containing mineral filler in component, the acid or alkali environment of underground is less to corrosive pipeline; 6, joint adopts rivet or glue special, and strength of joint is high, can relievedly use at trenchless engineering; 7, ageing-resistant, long service life, can be advantageously applied to trenchless engineering.
Embodiment
Below by embodiment, technical scheme of the present invention is described in further detail.
Embodiment 1: a kind of pipeline being applicable to trenchless engineering, its component and weight are: B-85 type polyvinyl chloride (PVC) RESINS 100 parts, compound lead stabilizer 3 parts, acrylics 3 parts, chlorinatedpolyethylene or MBS resin 5 parts, 1 part, softening agent, lubricant 0.5, fire retardant 1.5 parts, 0.5 part, oxidation inhibitor, alkali-free short glass fiber 15 parts, look female 5 parts.Wherein said B-85 type polyvinyl chloride (PVC) RESINS selects 2500 high-polymerization degrees, weight part content plumbous in compound lead stabilizer is 28%, epoxy soybean oil selected by softening agent, the oxidic polyethylene of honeybee board stearic acid and Ke selected by lubricant, needle antimony selected by fire retardant, and Milan chemical industry antioxidant 1010 selected by oxidation inhibitor.The making method of this pipeline is: except alkali-free short glass fiber, mixes to 135 DEG C, now add alkali-free short glass fiber by all the other component heat, then stirs and is cooled to 40 DEG C, then batch mixing is dropped into conical double screw extruder plasticizing extrude; When wherein utilizing conical double screw extruder plasticizing to extrude, the temperature in barrel I district is 200-220 DEG C, the temperature in barrel II district is 205-225 DEG C, the temperature in barrel III district is 205-225 DEG C, and the temperature in barrel IV district is 190-210 DEG C, and the temperature of merging core is 175-195 DEG C, after mould, the temperature of die body is 190-210 DEG C, the temperature of Support is 185-195 DEG C, and before mould, the temperature of die body is 185-195 DEG C, and the temperature of mouth mould is 210-230 DEG C.
Embodiment 2: a kind of pipeline being applicable to trenchless engineering, its component and weight are: B-85 type polyvinyl chloride (PVC) RESINS 100 parts, compound lead stabilizer 5 parts, acrylics 5 parts, chlorinatedpolyethylene or MBS resin 7 parts, 3 parts, softening agent, lubricant 2, fire retardant 3 parts, 2 parts, oxidation inhibitor, alkali-free short glass fiber 7 parts, look female 2 parts.Wherein said B-85 type polyvinyl chloride (PVC) RESINS selects 2500 high-polymerization degrees, weight part content plumbous in compound lead stabilizer is 28-32%, epoxy soybean oil selected by softening agent, the oxidic polyethylene of honeybee board stearic acid and Ke selected by lubricant, needle antimony selected by fire retardant, and Milan chemical industry antioxidant 1010 selected by oxidation inhibitor.The making method of this pipeline is: except alkali-free short glass fiber, mixes to 135 DEG C, now add alkali-free short glass fiber by all the other component heat, then stirs and is cooled to 40 DEG C, then batch mixing is dropped into conical double screw extruder plasticizing extrude; When wherein utilizing conical double screw extruder plasticizing to extrude, the temperature in barrel I district is 200-220 DEG C, the temperature in barrel II district is 205-225 DEG C, the temperature in barrel III district is 205-225 DEG C, and the temperature in barrel IV district is 190-210 DEG C, and the temperature of merging core is 175-195 DEG C, after mould, the temperature of die body is 190-210 DEG C, the temperature of Support is 185-195 DEG C, and before mould, the temperature of die body is 185-195 DEG C, and the temperature of mouth mould is 210-230 DEG C.
Embodiment 3: a kind of pipeline being applicable to trenchless engineering, its component and weight are: B-85 type polyvinyl chloride (PVC) RESINS 100 parts, compound lead stabilizer 4 parts, acrylics 4 parts, chlorinatedpolyethylene or MBS resin 6 parts, 2 parts, softening agent, lubricant 1, fire retardant 2 parts, 1 part, oxidation inhibitor, alkali-free short glass fiber 10 parts, look female 3 parts.Wherein said B-85 type polyvinyl chloride (PVC) RESINS selects 2500 high-polymerization degrees, weight part content plumbous in compound lead stabilizer is 28-32%, epoxy soybean oil selected by softening agent, the oxidic polyethylene of honeybee board stearic acid and Ke selected by lubricant, needle antimony selected by fire retardant, and Milan chemical industry antioxidant 1010 selected by oxidation inhibitor.The making method of this pipeline is: except alkali-free short glass fiber, mixes to 135 DEG C, now add alkali-free short glass fiber by all the other component heat, then stirs and is cooled to 40 DEG C, then batch mixing is dropped into conical double screw extruder plasticizing extrude; When wherein utilizing conical double screw extruder plasticizing to extrude, the temperature in barrel I district is 200-220 DEG C, the temperature in barrel II district is 205-225 DEG C, the temperature in barrel III district is 205-225 DEG C, and the temperature in barrel IV district is 190-210 DEG C, and the temperature of merging core is 175-195 DEG C, after mould, the temperature of die body is 190-210 DEG C, the temperature of Support is 185-195 DEG C, and before mould, the temperature of die body is 185-195 DEG C, and the temperature of mouth mould is 210-230 DEG C.
Embodiment 4: a kind of pipeline being applicable to trenchless engineering, its component and weight are: B-85 type polyvinyl chloride (PVC) RESINS 100 parts, compound lead stabilizer 3 parts, acrylics 5 parts, chlorinatedpolyethylene or MBS resin 5 parts, 3 parts, softening agent, lubricant 0.5, fire retardant 3 parts, 0.5 part, oxidation inhibitor, alkali-free short glass fiber 15 parts, look female 3 parts.Wherein said B-85 type polyvinyl chloride (PVC) RESINS selects 2500 high-polymerization degrees, weight part content plumbous in compound lead stabilizer is 28-32%, epoxy soybean oil selected by softening agent, the oxidic polyethylene of honeybee board stearic acid and Ke selected by lubricant, needle antimony selected by fire retardant, and Milan chemical industry antioxidant 1010 selected by oxidation inhibitor.The making method of this pipeline is: except alkali-free short glass fiber, mixes to 135 DEG C, now add alkali-free short glass fiber by all the other component heat, then stirs and is cooled to 40 DEG C, then batch mixing is dropped into conical double screw extruder plasticizing extrude; When wherein utilizing conical double screw extruder plasticizing to extrude, the temperature in barrel I district is 200-220 DEG C, the temperature in barrel II district is 205-225 DEG C, the temperature in barrel III district is 205-225 DEG C, and the temperature in barrel IV district is 190-210 DEG C, and the temperature of merging core is 175-195 DEG C, after mould, the temperature of die body is 190-210 DEG C, the temperature of Support is 185-195 DEG C, and before mould, the temperature of die body is 185-195 DEG C, and the temperature of mouth mould is 210-230 DEG C.
Embodiment 5: a kind of pipeline being applicable to trenchless engineering, its component and weight are: B-85 type polyvinyl chloride (PVC) RESINS 100 parts, compound lead stabilizer 5 parts, acrylics 3 parts, chlorinatedpolyethylene or MBS resin 7 parts, 1 part, softening agent, lubricant 2, fire retardant 1.5 parts, 2 parts, oxidation inhibitor, alkali-free short glass fiber 7 parts, look female 4 parts.Wherein said B-85 type polyvinyl chloride (PVC) RESINS selects 2500 high-polymerization degrees, weight part content plumbous in compound lead stabilizer is 28-32%, epoxy soybean oil selected by softening agent, the oxidic polyethylene of honeybee board stearic acid and Ke selected by lubricant, needle antimony selected by fire retardant, and Milan chemical industry antioxidant 1010 selected by oxidation inhibitor.The making method of this pipeline is: except alkali-free short glass fiber, mixes to 135 DEG C, now add alkali-free short glass fiber by all the other component heat, then stirs and is cooled to 40 DEG C, then batch mixing is dropped into conical double screw extruder plasticizing extrude; When wherein utilizing conical double screw extruder plasticizing to extrude, the temperature in barrel I district is 200-220 DEG C, the temperature in barrel II district is 205-225 DEG C, the temperature in barrel III district is 205-225 DEG C, and the temperature in barrel IV district is 190-210 DEG C, and the temperature of merging core is 175-195 DEG C, after mould, the temperature of die body is 190-210 DEG C, the temperature of Support is 185-195 DEG C, and before mould, the temperature of die body is 185-195 DEG C, and the temperature of mouth mould is 210-230 DEG C.
Finally, it should be pointed out that above embodiment is only the more representational example of the present invention.Obviously, technical scheme of the present invention is not limited to above-described embodiment, can also have many distortion.All distortion that those of ordinary skill in the art can directly derive from content disclosed by the invention or associate, all should think protection scope of the present invention.
Claims (2)
1. one kind is applicable to the pipeline of trenchless engineering, it is characterized in that component and the weight of described pipeline are: B-85 type polyvinyl chloride (PVC) RESINS 100 parts, compound lead stabilizer 3-5 part, acrylic resin 3-5 part, chlorinatedpolyethylene or MBS resin 5-7 part, softening agent 1-3 part, lubricant 0.5-2 part, fire retardant 1.5-3 part, oxidation inhibitor 0.5-2 part, alkali-free short glass fiber 7-15 part, look female 0-5 part, wherein said B-85 type polyvinyl chloride (PVC) RESINS selects 2500 high-polymerization degrees, weight part content plumbous in compound lead stabilizer is 28-32%, epoxy soybean oil selected by softening agent, the oxidic polyethylene of honeybee board stearic acid and Ke selected by lubricant, needle antimony selected by fire retardant, Milan chemical industry antioxidant 1010 selected by oxidation inhibitor.
2. a kind of pipeline being applicable to trenchless engineering according to claim 1, it is characterized in that the making method of described pipeline is: except alkali-free short glass fiber, all the other component heat are mixed to 135 DEG C, now add alkali-free short glass fiber, then stir and be cooled to 40 DEG C, again batch mixing is dropped into conical double screw extruder plasticizing to extrude, obtain goods by mould and shaping equipment; When wherein utilizing conical double screw extruder plasticizing to extrude, the temperature in barrel I district is 200-220 DEG C, the temperature in barrel II district is 205-225 DEG C, the temperature in barrel III district is 205-225 DEG C, and the temperature in barrel IV district is 190-210 DEG C, and the temperature of merging core is 175-195 DEG C, after mould, the temperature of die body is 190-210 DEG C, the temperature of Support is 185-195 DEG C, and before mould, the temperature of die body is 185-195 DEG C, and the temperature of mouth mould is 210-230 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310487315.9A CN103602000B (en) | 2013-10-17 | 2013-10-17 | A kind of pipeline being applicable to trenchless engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310487315.9A CN103602000B (en) | 2013-10-17 | 2013-10-17 | A kind of pipeline being applicable to trenchless engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103602000A CN103602000A (en) | 2014-02-26 |
| CN103602000B true CN103602000B (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310487315.9A Active CN103602000B (en) | 2013-10-17 | 2013-10-17 | A kind of pipeline being applicable to trenchless engineering |
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| CN (1) | CN103602000B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961991A (en) * | 2015-01-14 | 2015-10-07 | 无锡龙舜实业有限公司 | Directly-buried PVC pipe |
| CN105061950A (en) * | 2015-09-23 | 2015-11-18 | 界首市申发雨鞋有限责任公司 | Modified heat-resistant plastic |
| CN105111632A (en) * | 2015-09-24 | 2015-12-02 | 界首市芮齐塑胶有限公司 | Novel modified polyvinyl chloride plastics |
| CN115232412A (en) * | 2022-07-12 | 2022-10-25 | 刘现海 | Composite top pull pipe for municipal building and preparation method |
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|---|---|---|---|---|
| JP2003301972A (en) * | 2002-04-12 | 2003-10-24 | Sekisui Chem Co Ltd | Hard vinyl chloride resin tube |
| CN101348594A (en) * | 2008-08-28 | 2009-01-21 | 广东联塑科技实业有限公司 | Glass fiber reinforced unplasticised polyvinyl chloride material and preparation thereof |
| CN101487549A (en) * | 2008-07-15 | 2009-07-22 | 河北科力空调工程有限公司 | Plastic section bar spiral winding pipe and method for producing the same |
| CN103090123A (en) * | 2013-01-23 | 2013-05-08 | 浙江飞龙管业有限公司 | High impact polyvinyl chloride (PVC) pipe capable of noise reduction and static elimination |
-
2013
- 2013-10-17 CN CN201310487315.9A patent/CN103602000B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003301972A (en) * | 2002-04-12 | 2003-10-24 | Sekisui Chem Co Ltd | Hard vinyl chloride resin tube |
| CN101487549A (en) * | 2008-07-15 | 2009-07-22 | 河北科力空调工程有限公司 | Plastic section bar spiral winding pipe and method for producing the same |
| CN101348594A (en) * | 2008-08-28 | 2009-01-21 | 广东联塑科技实业有限公司 | Glass fiber reinforced unplasticised polyvinyl chloride material and preparation thereof |
| CN103090123A (en) * | 2013-01-23 | 2013-05-08 | 浙江飞龙管业有限公司 | High impact polyvinyl chloride (PVC) pipe capable of noise reduction and static elimination |
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| Publication number | Publication date |
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| CN103602000A (en) | 2014-02-26 |
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Address after: 311411 No.77, East Changkou street, Changkou Town, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Feilong Pipe Group Co.,Ltd. Address before: 311407 Zhejiang City, Hangzhou province Fuyang deer Street industrial function zone, Zhejiang Feilong Pipe Industry Co., Ltd. Patentee before: ZHEJIANG FEILONG PIPE Co.,Ltd. |
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Denomination of invention: A pipeline suitable for non excavation engineering Granted publication date: 20160427 Pledgee: Zhejiang Fuyang rural commercial bank Limited by Share Ltd. deer Hill sub branch Pledgor: Zhejiang Feilong Pipe Group Co.,Ltd. Registration number: Y2024980028528 |