CN103554770A - Low-temperature resistant high-toughness PVC (polyvinyl chloride) pipe - Google Patents
Low-temperature resistant high-toughness PVC (polyvinyl chloride) pipe Download PDFInfo
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- CN103554770A CN103554770A CN201310525469.2A CN201310525469A CN103554770A CN 103554770 A CN103554770 A CN 103554770A CN 201310525469 A CN201310525469 A CN 201310525469A CN 103554770 A CN103554770 A CN 103554770A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Abstract
The invention discloses a low-temperature resistant high-toughness PVC (polyvinyl chloride) pipe which is characterized by consisting of the following raw materials in parts by weight: 76-80 parts of PVC resin, 8-12 parts of thermoplastic polyurethane elastomer, 2-3 parts of stearic acid, 2-3 parts of mannitol, 1-2 parts of dimolybdenum boride, 3-4 parts of polyvinyl butyral ester, 0.3-1 part of sodium methylene dinaphthalenesulfonate, 1-2 parts of tall oil, 2-3 parts of silicon nitride, 3-5 parts of celestite powder, 1-2 parts of octylisothiazolinone and 6-10 parts of composite filler. The PVC pipe disclosed by the invention has excellent toughness, good mechanical strength, strong wear and impact resistance and strong weather resistance; particularly, with good low-temperature resistance, the PVC pipe is not easily fractured, damaged and the like under a low-temperature condition.
Description
Technical field
The present invention relates generally to a kind of tubing, relates in particular to a kind of low-temperature-resistance high-toughness pvc pipe material.
Background technology
Pvc pipe (UPVC pipe) hard polvinyl choride pipe, is to use pressure sintering extrusion molding after being coordinated with stablizer, lubricant etc. by polyvinyl chloride (PVC) RESINS, is the plastic pipe being developed and applied the earliest.UPVC pipe resistance to corrosion is strong, it is bonding to be easy to, price is low, quality is hard, but owing to having UPVC monomer and additive exudation, is only applicable in water feeding system that delivery temperature is no more than 45 ℃.Plastic conduit is for delivery of tap water, waste water, chemical, heating fluid and cooling fluid, food, ultrarapture liquid, mud, gas, the application of pressurized air and vacuum system.
Summary of the invention
The object of the invention is just to provide a kind of low-temperature-resistance high-toughness pvc pipe material.
The present invention is achieved by the following technical solutions:
A pvc pipe material, it is comprised of the raw material of following weight parts:
Pvc resin 76-80, Polyurethane Thermoplastic Elastomer 8-12, stearic acid 2-3, N.F,USP MANNITOL 2-3, boronation two molybdenum 1-2, polyvinyl butyral acetal ester 3-4, sodium metnylene bis-naphthalene sulfonate 0.3-1, Yatall MA 1-2, silicon nitride 2-3, celestite powder 3-5, octyl group isothiazolinone 1-2, compounded mix 6-10;
Described compounded mix is comprised of the raw material of following weight parts:
Polyethylene wax 4-6, Suzhou soil 20-24, alum powder 4-5, polyisobutene 2-3, Xylo-Mucine 1-2, cedar(wood)oil 1-2, Imarcaptoacetate dioctyltin 0.5-1;
Suzhou soil is calcined to 1-3 hour at 700-800 ℃, after discharging is cooling, become powder with polyisobutene, alum powder mixed grinding, will after above-mentioned polyethylene wax heat fused, add, drip cedar(wood)oil, after dropwising, 600-800 rev/min of dispersed with stirring 3-5 minute, obtains Preblend; Above-mentioned Xylo-Mucine is joined in 8-10 times of water, be heated to 40-45 ℃, join above-mentioned Preblend after stirring, be stirred to water dry, add each raw material of residue, fully ball milling, obtains described compounded mix.
A preparation method for low-temperature-resistance high-toughness pvc pipe material, comprises the following steps:
(1) above-mentioned Polyurethane Thermoplastic Elastomer is mixed with celestite powder, at 100-160 ℃, Heat preservation 10-20 minute, adds stearic acid, is stirred to normal temperature, adds each raw material of residue, fully mixes;
(2) material after cooling mixing is adopted to twin screw granulation, prilling temperature is 120-150 ℃, and by pellet extruding pipe material on twin screw extruder, extruder temperature is 170-190 ℃, and tubing is pipe finished through cooling, cutting, hole enlargement, packing.
Advantage of the present invention is:
Pvc pipe material of the present invention has good toughness, and physical strength is good, wear-resisting, shock-resistance is strong, and weathering resistance is strong, and especially lower temperature resistance is good, is also difficult for rupturing, breakage etc. under cold condition.
Embodiment
Embodiment 1
A pvc pipe material, it by following weight parts (kilogram) raw material form:
Pvc resin 80, Polyurethane Thermoplastic Elastomer 12, stearic acid 3, N.F,USP MANNITOL 3, boronation two molybdenums 1, polyvinyl butyral acetal ester 4, sodium metnylene bis-naphthalene sulfonate 0.3, Yatall MA 2, silicon nitride 3, celestite powder 5, octyl group isothiazolinone 1, compounded mix 10;
Described compounded mix is comprised of the raw material of following weight parts:
Polyethylene wax 4, Suzhou soil 24, alum powder 5, polyisobutene 2, Xylo-Mucine 2, dimethylaminoethyl methacrylate 3, neopentyl glycol 3, oxidation inhibitor 1,035 1,
linking agent TAC1-2,cedar(wood)oil 1-2, Imarcaptoacetate dioctyltin 0.5;
Suzhou soil is calcined 3 hours at 800 ℃, and discharging becomes powder with polyisobutene, alum powder mixed grinding after cooling, will after above-mentioned polyethylene wax heat fused, add, and dropping cedar(wood)oil, after dropwising, 800 revs/min of dispersed with stirring 3 minutes, obtain Preblend; Above-mentioned Xylo-Mucine is joined in 10 times of water, be heated to 45 ℃, join above-mentioned Preblend after stirring, be stirred to water dry, add each raw material of residue, fully ball milling, obtains described compounded mix.
A preparation method for low-temperature-resistance high-toughness pvc pipe material, comprises the following steps:
(1) above-mentioned Polyurethane Thermoplastic Elastomer is mixed with celestite powder, at 160 ℃, Heat preservation 10-20 minute, adds stearic acid, is stirred to normal temperature, adds each raw material of residue, fully mixes;
(2) material after cooling mixing is adopted to twin screw granulation, prilling temperature is 150 ℃, and by pellet extruding pipe material on twin screw extruder, extruder temperature is 190 ℃, and tubing is pipe finished through cooling, cutting, hole enlargement, packing.
Performance test:
Vicat softening temperature: 91.4 ℃;
Dichloromethane impregnating experiment (15 ℃): crack-free, ne-leakage;
Longitudinal relaxation shrinkage: 2.3%;
Drop impact experiment (0 ℃): TIR≤5%.
Claims (2)
1. a low-temperature-resistance high-toughness pvc pipe material, is characterized in that what it was comprised of the raw material of following weight parts:
Pvc resin 76-80, Polyurethane Thermoplastic Elastomer 8-12, stearic acid 2-3, N.F,USP MANNITOL 2-3, boronation two molybdenum 1-2, polyvinyl butyral acetal ester 3-4, sodium metnylene bis-naphthalene sulfonate 0.3-1, Yatall MA 1-2, silicon nitride 2-3, celestite powder 3-5, octyl group isothiazolinone 1-2, compounded mix 6-10;
Described compounded mix is comprised of the raw material of following weight parts:
Polyethylene wax 4-6, Suzhou soil 20-24, alum powder 4-5, polyisobutene 2-3, Xylo-Mucine 1-2, cedar(wood)oil 1-2, Imarcaptoacetate dioctyltin 0.5-1;
Suzhou soil is calcined to 1-3 hour at 700-800 ℃, after discharging is cooling, become powder with polyisobutene, alum powder mixed grinding, will after above-mentioned polyethylene wax heat fused, add, drip cedar(wood)oil, after dropwising, 600-800 rev/min of dispersed with stirring 3-5 minute, obtains Preblend; Above-mentioned Xylo-Mucine is joined in 8-10 times of water, be heated to 40-45 ℃, join above-mentioned Preblend after stirring, be stirred to water dry, add each raw material of residue, fully ball milling, obtains described compounded mix.
2. a preparation method for low-temperature-resistance high-toughness pvc pipe material as claimed in claim 1, is characterized in that comprising the following steps:
(1) above-mentioned Polyurethane Thermoplastic Elastomer is mixed with celestite powder, at 100-160 ℃, Heat preservation 10-20 minute, adds stearic acid, is stirred to normal temperature, adds each raw material of residue, fully mixes;
(2) material after cooling mixing is adopted to twin screw granulation, prilling temperature is 120-150 ℃, and by pellet extruding pipe material on twin screw extruder, extruder temperature is 170-190 ℃, and tubing is pipe finished through cooling, cutting, hole enlargement, packing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310525469.2A CN103554770A (en) | 2013-10-30 | 2013-10-30 | Low-temperature resistant high-toughness PVC (polyvinyl chloride) pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310525469.2A CN103554770A (en) | 2013-10-30 | 2013-10-30 | Low-temperature resistant high-toughness PVC (polyvinyl chloride) pipe |
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| CN103554770A true CN103554770A (en) | 2014-02-05 |
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| CN201310525469.2A Pending CN103554770A (en) | 2013-10-30 | 2013-10-30 | Low-temperature resistant high-toughness PVC (polyvinyl chloride) pipe |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105255067A (en) * | 2015-11-23 | 2016-01-20 | 宁波尚高新材料有限公司 | Energy-saving rigid plastic and preparation method thereof |
| CN106928588A (en) * | 2017-02-23 | 2017-07-07 | 苏州纳贝通环境科技有限公司 | A kind of high-tenacity heat-resistant shrinks wood-based plate and preparation method thereof |
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| KR20010001811A (en) * | 1999-06-08 | 2001-01-05 | 김명열 | High-Strength PVC Pipe with Gypsum |
| CN101402769A (en) * | 2008-10-17 | 2009-04-08 | 干方明 | Method for producing toughened modified polyvinyl chloride |
| CN101402770A (en) * | 2008-10-17 | 2009-04-08 | 干方明 | Polyvinyl chloride alloy |
| CN101671464A (en) * | 2009-10-13 | 2010-03-17 | 广东联塑科技实业有限公司 | Polyvinyl chloride transparent compound and tubular product thereof |
| CN101775180A (en) * | 2009-12-29 | 2010-07-14 | 山东华信塑胶股份有限公司 | Impact-resistant modified polyvinyl chloride tube material and preparation process thereof |
-
2013
- 2013-10-30 CN CN201310525469.2A patent/CN103554770A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010001811A (en) * | 1999-06-08 | 2001-01-05 | 김명열 | High-Strength PVC Pipe with Gypsum |
| CN101402769A (en) * | 2008-10-17 | 2009-04-08 | 干方明 | Method for producing toughened modified polyvinyl chloride |
| CN101402770A (en) * | 2008-10-17 | 2009-04-08 | 干方明 | Polyvinyl chloride alloy |
| CN101671464A (en) * | 2009-10-13 | 2010-03-17 | 广东联塑科技实业有限公司 | Polyvinyl chloride transparent compound and tubular product thereof |
| CN101775180A (en) * | 2009-12-29 | 2010-07-14 | 山东华信塑胶股份有限公司 | Impact-resistant modified polyvinyl chloride tube material and preparation process thereof |
Non-Patent Citations (1)
| Title |
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| 李建强: "《高抗冲击聚氯乙烯给水管的研制》", 《硕士毕业论文》, 1 October 2006 (2006-10-01) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105255067A (en) * | 2015-11-23 | 2016-01-20 | 宁波尚高新材料有限公司 | Energy-saving rigid plastic and preparation method thereof |
| CN106928588A (en) * | 2017-02-23 | 2017-07-07 | 苏州纳贝通环境科技有限公司 | A kind of high-tenacity heat-resistant shrinks wood-based plate and preparation method thereof |
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Application publication date: 20140205 |
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