CN1111736A - Pipe material made from plastic alloy double-composite modified reinforced fibre glass and manufacturing method thereof - Google Patents
Pipe material made from plastic alloy double-composite modified reinforced fibre glass and manufacturing method thereof Download PDFInfo
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- CN1111736A CN1111736A CN 94118765 CN94118765A CN1111736A CN 1111736 A CN1111736 A CN 1111736A CN 94118765 CN94118765 CN 94118765 CN 94118765 A CN94118765 A CN 94118765A CN 1111736 A CN1111736 A CN 1111736A
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Abstract
The pipe product is compounded by three layers, the inner layer is the high resistance to corrosion one, the middle is the high strength glass fibre reinforced plastic layer and the outer layer is the corrosion resistant and anti-impulsion one. Said pipe product condensates the excellent proprties of the thermoplastic resin and reinforced thermosetting resin and has the good comprehensive propertis including high resistance to corrosion, high strength, high rigidity, high resistance to impulsion and long service life. It can be substituted for the steel pipe used in the ptrochemical delivery pipe line, the service life is five times of that of the steel pipe.
Description
The present invention relates to special engineering plastics tube material technical field, relate to a kind of tubing and manufacture method thereof that is composited by plastic alloy and glass fibre reinforced plastics specifically.
Now, at petrochemical industry, mining, machinery, electronics, brewage, pipeline that industrial field such as water supply and sewage still mainly uses metallic steel to make.And metallic conduit as high pH value, under high temperature, the high humidity, easily causes corrosion under abominable etching condition, causes race, stomach, drips, accident such as leakage, brings the danger of great loss for the safety in production of industrial production, especially petrochemical industry.At present, for solving metallic steel tube material corrosion problems, people have adopted the multiple technologies means, and example increases anticorrosive coat in steel tube surface, applies the epoxy phenolic of special anticorrosive coating etc. at the steel pipe skin, adopts the chemical plating nickel-phosphorus alloy technology on the oil pipe surface; The characteristic anodic protection technology of employing is arranged again and adopt resistant material to make lining of pipe line, or adopt stainless steel pipeline and earthenware duct to slow down rate of corrosion or the like.Having put down in writing a kind of in CN872102990 is main raw material by PE, doses part additive and filler and becomes modified plastics as raw material, drops in metal pipe, the pipe fitting mold, is formed with interior surface layers, layer of fibers and corrosion prevention pipe line made up of full plastics.
Close many gold in the metal surface at the above all multiple anti-corrosion method that exemplifies such as thermal spraying anticorrosive paint, chemical nickel phosphorus plating, also can play the degree of slowing down corrosion though adopt corrosion resistant material to make lining and aforesaid pipe line made up of full plastics or the like, but the petrochemical industry pipeline is the pipeline length and the complexity of arranging, these methods are at antiseptic power, intensity, impact resistance, overall performance, execute dress technology and cost or the like overall target working life and consider, all can not reach industrial gratifying degree.Provide have highly corrosion resistant, high strength, long lifetime tubing is industrial expectation always.
Purpose of the present invention addresses the above problem exactly, and a kind of pipe material made from plastic alloy double-composite modified reinforced fibre glass with high corrosion resistance, high intensity long life is provided, and it is corrosion-resistant that this tubing has overcome single material plastic tube, but intensity is low; Though independent polyester or epoxy glass hardness of steel are high, the problem of oil resistance deficiency.
Another object of the present invention just provides the manufacture method of a kind of high anti-corrosion, high strength, long-life pipe material made from plastic alloy double-composite modified reinforced fibre glass.
Two compound glass steel tubings of plastic alloy modification of the present invention are to reach to make its high strength with metalloid material, high rigidity, has the high molecular serial premium properties of heightization again, use the combination of thermoplastic resin thermosetting resin, adopt following three-decker design:
(1) internal layer is the height oil resistant, acid resistant alkali, the anti-corrosion layer of anti-number of chemical product;
(2) mesosphere is a high strength, the frp layer of high rigidity;
(3) skin is corrosion-resistant, high impact-resistant layer.
The compound tubing of the plastic alloy of three-decker design of the present invention and glass is achieved through the following technical measures:
(1) internal layer: internal layer is by halogenation high polymer 100(weight) part, 16 parts of stabilizers, 1 part of antioxidant, 5 parts of fire retardants, 3 parts of crosslinking agents and processing aid form for 1 part.
Halogenation high polymer wherein is by the CPVC50-60(parts by weight), VCVDC20-30 part, CPE3-12 part and PVC8-12 part constitutes; Stabilizer is made of 3PbO5-6 parts by weight, 2PbO4-5 part weight; Antioxidant is a bisphenol-A; Fire retardant is Pb
2O3, crosslinking agent are DCP2 part, and RS1 part constitutes; Processing aid is ACR.
(2) skin: skin is made of adding chlorinated paraffin 4-8 part and PPA10-15 part on the interior layer formula basis.
(3) mesosphere: the mesosphere is made up of two groups of materials, and (A) group is by polyester resin (7901) 15-25 weight portion, superchlorination cyclohexanone 0.2-0.8 part, cobalt naphthenate 0.1-0.5 part, and alkali-free glass fibre 2.0-4.0 part constitutes; (B) group is by E
51Epoxy resin 12-17 weight portion, polyamide 2.0-3.0 part, first alkali containing glass fibre 25-35 part constitute.
The manufacture methodes of the two multiple modified glass steel visitor of plastic alloy of the present invention materials are made up of following process step: accessory → kneading → granulation → extrude → twine → compound → heat treatment → secondary is compound → and cutting → annealing → check → finished product.
Technological process is seen shown in the Figure of description 1:
Each step temperature controlling range in the above-mentioned flow process:
（1）80-100℃，100-120℃，140-160℃，160-180℃;
(2) 50 ± 10 ℃; (3) 15-30 ℃; (4) 15-30 ℃; (5) 60-80 ℃; (6) 80-100 ℃, 140-160 ℃, 160-180 ℃; (7) normal temperature; (8) 80-100 ℃.
Below flat manufacture method of the present invention is described further:
(1) interior layered material and outer layered material: two layered materials by separately formula rate weighing, are mediated in the high speed dispersion kneader respectively, and mediating temperature is 80-100 ℃, and the time is 5-6 minute, and it is standby to plastify granulation with 160-180 ℃ of condition of extrusion press respectively then.
(2) used 1 group and 2 groups of material of mesosphere, standby by required total amount weighing respectively.
(3) tube forming: two sieve spare extrusion presss of new usefulness, the machine class, the mouth mould, the Vacuum shaping subsidiary engine, compound Stetch Wrapping Machine, outer complex machine, after assembled group such as cutting machine get togather, four sections heating-up temperatures by extruder are respectively 80-100 ℃, 100-120 ℃, 140-160 ℃, 160-180 ℃ start machine after, starting first group twines complex machine and will flood one group of resin fibre and tighten solid matter and be listed as and be wrapped on the inner layer tube wall, reach after the certain thickness, start second group of compound Stetch Wrapping Machine, to flood (B) group resin glass fiber finishes and to tighten the solid matter row and be wound to and always now decide thickness, send into again in the heat treatment container, under 60-80 ℃ of temperature conditions, handled 30 minutes.
After last step is finished, be transferred to the crowded wiping mouthful mould place of outer complex extruder, the through port die cavity, outer compound intact, length cutting is on request delivered in the annealing box in batches, handles 45 minutes under 80-100 ℃ of condition, takes out the cooling check, is finished product.
Pipe material made from plastic alloy double-composite modified reinforced fibre glass of the present invention has following advantage:
1, high strength.Use the thermoplastic materials or the multiple thermoplastic plastic alloy of any single variety, its tensile strength all in easily 80MPa, and with glass fibre reinforced plastics compound after its tensile strength can reach more than the 220MPa, relevant a series of physical properties all are improved largely.Table 1 be tubing of the present invention with the property of the inside and outside PVC of circle and VPVC pipe and Glass Steel Tube with relatively.
2, high corrosion resistance.Use the glass fibre reinforced plastics of the interchangeable heat thermosetting resin of any single variety; its heat-resisting oil corrosivity is lower; and with after the inside and outside two-layer compound of this plastic alloy; glass fibre reinforced plastics intensity led protect; remedied the function shortage that two class materials use separately, performance has utilized a series of premium properties of two class materials comprehensively.
3, the long lifetime, its life-span of the steel pipe of transfer oil about 5 months 10 years, can reach more than 50 years and put down the tubing of inventing usually working life.
Implement just:
Prepare burden by following internal layer mesosphere, outer layer formula: (all weight umbers)
(1) internal layer: halogenation high polymer 100(CPVC60, VCVDC20 CPE10 PVC10)
Stabilizer 16 (3PbO 6, and 2PbO 5)
Antioxidant 1 (bisphenol-A)
Smoldering agent 5 (Pb
2O
3)
Crosslinking agent 3 (DCP
2, RS1)
Processing aid 1 (ACR)
(2) skin: on interior layer formula basis, add 5 parts of chlorination mountain tallows, PPA11 part.
(3) mesosphere:
1 group of alkyd resin (7901) 20
Cyclohexanone peroxide 0.4
Cobalt naphthenate 0.2
Alkali-free glass fibre 35
2 groups of E
51Epoxy resin 15
Polyamide 2.7
Alkali-free glass fibre 30
By the technological process of aforesaid manufacture method operation, wherein kneading, granulation, extrude, heat treatment, each section temperature of annealing must be carried out in accordance with regulations.
By the tubing that above-mentioned prescription and the inventive method are made, its physical property and relatively see Table 1 with the performance of pvc pipe, VPVC and Glass Steel Tube
Subordinate list the key technical indexes and comparison
Claims (10)
1, a kind of pipe material made from plastic alloy double-composite modified reinforced fibre glass, it is made of internal layer, mesosphere and skin, it is characterized in that this structure of three layers is the anti-corrosion layer of (1) internal layer for height oil resistant, acid resistant alkali, anti-number of chemical product; (2) mesosphere is the frp layer of high strength, high rigidity; (3) skin is corrosion-resistant, high impact-resistant layer.
2, tubing according to claim 1 is characterized in that (1) inner layer material is by halogenation high polymer 100(weight) umber, 16 parts of stabilizers, 1 part of antioxidant, 5 parts of smoldering agents, 3 parts of crosslinking agents and processing aid form for 1 part; (3) cladding material is made up of the prescription of aforementioned inner layer material (1) and is added that chlorinated paraffin 4-8 part and PPA10-15 part forms; (2) mesosphere is made up of two groups of materials: (A) group is made of polyester resin 15-25 weight portion, cyclohexanone peroxide 0.2-0.8 part, cobalt naphthenate 0.1-0.5, alkali-free glass fibre 30-40 part; (B) group is by E
51Epoxy resin 12-17 part weight, polyamides fat 2.0-3.0 weight portion, alkali-free glass fibre 25-35 part constitute.
3, tubing according to claim 1 is characterized in that halogenation high polymer in (1) inner layer material is by CPVC50-60(weight) umber, VCVDC20-30 part, CPE3-12 part and PVC8-12 part constitutes; Stabilizer is made of 3PbO5-6 parts by weight and 2PbO4-5 part weight; Antioxidant is a bisphenol-A; Fire retardant is Pb
2O3, crosslinking agent are by DCP2 part, and RS1 part constitutes; Processing aid is ACR.
4, tubing according to claim 2 is characterized in that outer and (2) mesosphere of (1) internal layer, (3) is made up of following parts by weight ratio:
(1) internal layer: halogenation high polymer 100(CPVC 60, VCVDC 20, and CPE 10, PVC 10)
Stabilizer 16 (3PbO 6, and 2PbO 5)
Antioxidant 1 (bisphenol-A)
Fire retardant 5 (Pb
2O
3)
Crosslinking agent 3 (DCP
2, RS1)
Processing aid 1 (ACR)
(2) skin: on interior layer formula basis, add 5 parts of chlorinated paraffins, PPA11 part.
(3) mesosphere:
A organizes alkyd resin (7901) 20
Cyclohexanone peroxide 0.4
Cobalt naphthenate 0.2
Alkali-free glass fibre 35
B organizes E
51Epoxy resin 15
Polyamide 2.7
Alkali-free glass fibre 30
5, according to the manufacture method of the described made from plastic alloy double-composite modified glass tubing of claim 1 to 4, it is characterized in that this method is made up of following process step: extrude (1) batching, (2) kneading, (3) granulation, (4), (5) typing, (6) are twined, (7) are compound, (8) heat treatment, (9) secondary are compound, (10) cutting, (11) annealing, (12) check, (13) finished product.
6, manufacture method according to claim 5 is characterized in that wherein said batching is by claim 2,3 prescription compositions.
7, manufacture method according to claim 5 is characterized in that wherein said kneading step is that temperature is to mediate 5-6 minute under 80-100 ℃ in the high speed dispersion kneader.
8, manufacture method according to claim 5 is characterized in that wherein said granulation step is in 160-180 ℃ of plasticizing granulation down in extruder.
9, manufacture method according to claim 5 is characterized in that in the method, and four sections heating-up temperatures of (4) extruder are 80-100 ℃, 100-120 ℃, and 140-160 ℃, 160-180 ℃; (5) setting temperature is 40-60 ℃; (6) temperature of winding step is 15-30 ℃; (8) heat treatment temperature is 60-80 ℃; (9) outerly squeeze that to wipe re-compounded temperature be 80-100 ℃, 100-120 ℃, 140-160 ℃, 160-180 ℃; (11) the annealing steps temperature is 80-100 ℃.
10, preparation method according to claim 5, it is characterized in that in manufacture process, in the tube forming stage, to newly use two sieve sample extruders, head, the mouth mould, the Vacuum shaping subsidiary engine, compound Stetch Wrapping Machine, outer complex machine, after Assemblies such as cutting machine are intact, after starting main frame by four sections heating-up temperatures of extruder, the internal layer pellet is dropped into hopper, mix plasticizing through the heating of each section of machine barrel, behind Vacuum shaping, start first group twine glass tow that complex machine will flood (A) group resin closely arrangement be wrapped on the inner layer tube wall, after reaching predetermined thickness, start second group of compound Stetch Wrapping Machine, the tight arrangement of glass tow that to flood (B) group resin is wound to total predetermined thickness, sends in the annealer again and handles 30 minutes; Then tubing is transferred to the crowded wiping mouthful mould place of outer complex extruder, the through port mould is compound good with skin, length cutting on request, and extension set is delivered in the annealing box and was handled 45 minutes, takes out the cooling check, then is finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94118765 CN1036091C (en) | 1994-12-03 | 1994-12-03 | Pipe material made from plastic alloy double-composite modified reinforced fibre glass and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94118765 CN1036091C (en) | 1994-12-03 | 1994-12-03 | Pipe material made from plastic alloy double-composite modified reinforced fibre glass and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1111736A true CN1111736A (en) | 1995-11-15 |
| CN1036091C CN1036091C (en) | 1997-10-08 |
Family
ID=5038995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94118765 Expired - Fee Related CN1036091C (en) | 1994-12-03 | 1994-12-03 | Pipe material made from plastic alloy double-composite modified reinforced fibre glass and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1036091C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100509358C (en) * | 2003-04-24 | 2009-07-08 | 上海交通大学 | Continuous rolling shaping method of low-temperature thick wall GFRP tube |
| CN103131201A (en) * | 2011-12-05 | 2013-06-05 | 方笑尘 | Plastic glass composite material |
| CN104169360A (en) * | 2012-01-13 | 2014-11-26 | 乔治费希尔德卡有限责任公司 | Polyvinyl chloride-composition, tube, channel or container, use of PVC composition and use of tube, of channel or of container |
| CN104953530A (en) * | 2015-07-06 | 2015-09-30 | 江苏圣通环境工程有限公司 | Sand glass reinforced plastic cable protection pipe and production method thereof |
| CN105670234A (en) * | 2014-11-21 | 2016-06-15 | 富阳科信经济信息咨询有限公司 | Plastic fiber pipeline composite material and preparation method thereof |
| CN107940126A (en) * | 2017-12-12 | 2018-04-20 | 山东柏远复合材料科技有限公司 | The thermoplastic resin winding pipe and its preparation process of a kind of glass steel strip reinforced |
| CN109140101A (en) * | 2018-10-18 | 2019-01-04 | 中国化学工程第六建设有限公司 | Glass reinforced plastic pipe pipe fitting method |
-
1994
- 1994-12-03 CN CN 94118765 patent/CN1036091C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100509358C (en) * | 2003-04-24 | 2009-07-08 | 上海交通大学 | Continuous rolling shaping method of low-temperature thick wall GFRP tube |
| CN103131201A (en) * | 2011-12-05 | 2013-06-05 | 方笑尘 | Plastic glass composite material |
| CN104169360A (en) * | 2012-01-13 | 2014-11-26 | 乔治费希尔德卡有限责任公司 | Polyvinyl chloride-composition, tube, channel or container, use of PVC composition and use of tube, of channel or of container |
| CN105670234A (en) * | 2014-11-21 | 2016-06-15 | 富阳科信经济信息咨询有限公司 | Plastic fiber pipeline composite material and preparation method thereof |
| CN104953530A (en) * | 2015-07-06 | 2015-09-30 | 江苏圣通环境工程有限公司 | Sand glass reinforced plastic cable protection pipe and production method thereof |
| CN107940126A (en) * | 2017-12-12 | 2018-04-20 | 山东柏远复合材料科技有限公司 | The thermoplastic resin winding pipe and its preparation process of a kind of glass steel strip reinforced |
| CN107940126B (en) * | 2017-12-12 | 2023-10-27 | 山东柏远复合材料科技股份有限公司 | Glass steel band reinforced thermoplastic resin winding pipe and preparation process thereof |
| CN109140101A (en) * | 2018-10-18 | 2019-01-04 | 中国化学工程第六建设有限公司 | Glass reinforced plastic pipe pipe fitting method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1036091C (en) | 1997-10-08 |
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