CN102719098A - Composite modified polyphenylene sulfide material for water supply pipe insert and preparation method thereof - Google Patents
Composite modified polyphenylene sulfide material for water supply pipe insert and preparation method thereof Download PDFInfo
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- CN102719098A CN102719098A CN2011101495173A CN201110149517A CN102719098A CN 102719098 A CN102719098 A CN 102719098A CN 2011101495173 A CN2011101495173 A CN 2011101495173A CN 201110149517 A CN201110149517 A CN 201110149517A CN 102719098 A CN102719098 A CN 102719098A
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- pipe fitting
- embedded component
- feed water
- compound modified
- polyphenyl thioether
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Abstract
The invention discloses a composite modified polyphenylene sulfide material for a water supply pipe insert and a preparation method thereof. The material comprises the following ingredients: 100 weight parts of PPS containing 40% of glass fiber, 10-50 weight parts of CaCO3/MBS/UV-531copolymer mixture, 3-5 weight parts of solubiliser, 0.5-1 weight parts of carbon black color masterbatch, and 0.0002-0.0005 weight parts of white oil. The preparation method comprises the following steps: drying a blend of PPS containing 40% of glass fiber, CaCO3/MBS/UV-531copolymer mixture, carbon black color masterbatch, and white oil in a mixing drier, then putting the dried blend into an injection machine for injection molding to prepare the composite modified polyphenylene sulfide material for the water supply pipe insert. The prepared material of the invention has comprehensive performance and excellent quality, and can be applied in wide range of areas.
Description
Technical field
The present invention relates to composite modified plastics technology field, relate to a kind of compound modified polyphenyl thioether material of pipe fitting embedded component and preparation method thereof that feeds water that is used to specifically.
Background technology
In the prior art, the Vestolen PP 7052 pipe fitting that is used for transmitting cold and hot domestic water embeds the feedwater pipe fitting embedded component (seeing GB/T18742.3-2002 for details) that connects and is prepared from brass pipe fitting chromium plating or nickel after mechanical cutting processing usually.Yet the conduit that the feedwater pipe fitting embedded component of brass material is used for the hot domestic water of family's cooling has following shortcoming:
1, because the outside surface of the feedwater pipe fitting embedded component of brass material is coated with chromium or nickel, and this is unfavorable for the control to the content of the heavy metal chromium of Drinking Water or nickel, the water that long-term drinking contacts with above-mentioned embedded component can threaten the health of human body.
2, high, low, the electroplating work procedure contaminate environment of yield rate of the process of manufacture of the feedwater pipe fitting embedded component of brass material power consumption, the not environmental protection of the whole production course of processing.
3, because above-mentioned feedwater pipe fitting embedded component is processed by brass, and tooling cost is high, also consumed the copper resource of a large amount of preciousnesses simultaneously.
4, because the caloric deformation rate difference of the feedwater pipe fitting embedded component of brass material and Vestolen PP 7052 pipe fitting is bigger, through secular use, the surface of feedwater pipe fitting embedded component is oxidized easily and contact position cause feeding water pipe fitting embedded component and Vestolen PP 7052 pipe fitting leaks.
Polyformaldehyde material is a kind of novel high-performance thermoplastic resin; Its English name is: Polyphenylene sulfide, its structural formula are
abbreviation PPS.PPS is a kind of appearance white, high-crystallinity, hard and crisp polymkeric substance, and the specific density of pure PPS is 1.3, but can increase after the modification.The water-intake rate of PPS is minimum, generally has only about 0.03%.The good flame resistance of PPS, its oxygen index are compared with other plastics up to more than 44%, and it belongs to the high flame retardant material in plastics.PPS has excellent thermal property and chemical resistance; The radiation resistance of PPS and dimensional stability are also all because other plastics; Self has flame retardant resistance PPS, and is all fine with metal and nonmetallic cementability, as the material of instead of copper metal embedded component; Common PPS tensile strength of material, flexural strength, shock strength, rigidity, hardness, resistance to deterioration, thermal stability are not ideal, and cost is also than higher.Molded processing characteristics dimensional precision, burr etc. are also not so good.Can only could improve above-mentioned shortcoming through PPS being carried out corresponding improvement the composite modified of various performances.
Summary of the invention
The objective of the invention is to overcome defective of the prior art, provide a kind of mechanical property high, shock strength is higher is used to the compound modified polyphenyl thioether material of pipe fitting embedded component and preparation method thereof that feeds water.
The objective of the invention is to realize through following scheme: a kind of compound modified polyphenyl thioether material of the pipe fitting embedded component that is used to feed water, form by the raw material of following weight parts: the PPS100 part, the CaCO that contain 40% spun glass
3/ MBS/UV-531 copolymerized blend 10-50 part, solubilizing agent 3-5 part, carbon black colour batch 0.5-1 part and white oil 0.0002-0.0005 part.
Said CaCO
3/ MBS/UV-531 copolymerized blend is made up of the raw material of following weight parts: 1000 order lightweight CaCO
3100 parts, coupling agent 1-3 part, dispersion agent 2-4 part, impact modifier 10-30 part, inhibitor 0.5-1 part, lubricant 1-2 part and barium stearate 1-4 part.
Said coupling agent is two (dioctylphosphato) metatitanic acid second diester.
Said dispersion agent is a paraffin.
Said impact modifier is a MBS.
Another object of the present invention is to overcome deficiency of the prior art, a kind of compound modified polyphenyl thioether preparation methods of the pipe fitting embedded component that is used to feed water is provided.
Another object of the present invention realizes through following scheme:
A kind of compound modified polyphenyl thioether preparation methods of the pipe fitting embedded component that is used to feed water comprises the steps: the PPS that contains 40% spun glass, CaCO
3The blend of/MBS/UV-531 copolymerized blend, carbon black colour batch and white oil is dry in the combination drying machine; Get into the injection moulding machine injection moulding again and process the compound modified polyphenyl thioether finished material of the pipe fitting embedded component that is used to feed water; The 1st section temperature near the hopper part of wherein said injecting machine material tube is 280 ℃-300 ℃; The temperature that injecting machine material tube is the 2nd section is 290 ℃-310 ℃; The temperature that injecting machine material tube is the 3rd section is 310 ℃-340 ℃, and the 4th section temperature near the spray part of injecting machine material tube is 310 ℃-340 ℃.
The invention has the advantages that: relatively can find out by the common PPS in the table three, the PPS that contains 40% spun glass and the present invention be used to feed water performance of compound modified polyphenyl thioether material of pipe fitting embedded component; The mechanical property of the compound modified polyphenyl thioether material of the pipe fitting embedded component that is used to feed water of the present invention and the more common PPS of shock strength and the PPS that contains 40% spun glass have obvious raising; Parameters indexs such as the density of polyformaldehyde material of the present invention, injection moulding shrinking percentage, tensile strength, tensile strength modulus, flexural strength, flexural strength modulus, compressive strength, shock strength, non-notch rate, tension fracture elongation rate, Rockwell Hardness and heat-drawn wire all have obvious raising; Be a kind of performance more comprehensively, the feed water compound modified polyphenyl thioether material of pipe fitting embedded component of better being used to of quality, can be used in widely in the field.
Table one: CaCO of the present invention
3/ MBS/UV-531 copolymerizing and blending composition formula
| Sequence number | Title and model | Proportioning (part) | Chemical name, be commonly called as, function and effect |
| ?1 | 1000 order lightweight CaCO 3 | ?100 | Rigidity strengthens, increases hard agent, improves heat-drawn wire |
| ?2 | Coupling agent OL-T951 | ?1-3 | Two (dioctylphosphato) metatitanic acid second diester |
| ?3 | Dispersing agent wa x (56 ℃) | ?2-4 | Paraffin |
| 4 | Impact modifier MBS (B561) | 10-30 | MBS |
| 5 | Inhibitor UV-531 | 0.5-1 | |
| 6 | Lubricant PE950 | 1-3 | |
| 7 | Lubricant BaSt | 1-4 | Barium stearate |
Table two: the present invention's be used to feed water compound modified polyphenyl thioether material prescription of pipe fitting embedded component
Table three: common PPS, the PPS that contains 40% spun glass and the present invention be used to feed water the pipe fitting embedded component the compound modified polyphenyl thioether material performance relatively
Table four: the present invention's be used to feed water compound modified polyphenyl thioether material technology parameter of pipe fitting embedded component
Description of drawings
Fig. 1 is the present invention's be used to feed water compound modified polyphenyl thioether material technology schema of pipe fitting embedded component;
Fig. 2 is CaCO of the present invention
3/ MBS/UV-531 blended copolymer process flow sheet.
Embodiment
Below in conjunction with specific embodiment the present invention is further specified.
Embodiment 1: a kind of compound modified polyphenyl thioether material of the pipe fitting embedded component that is used to feed water, the compound modified polyphenyl thioether material of the said pipe fitting embedded component that is used to feed water is made up of the raw material of following weight parts: the PPS100 part, the CaCO that contain 40% spun glass
30.0002 part of 10 parts of/MBS/UV-531 copolymerized blends, 3 parts of solubilizing agent, 0.5 part of carbon black colour batch and white oil.Wherein, CaCO
3/ MBS/UV-531 copolymerized blend is made up of the raw material of following weight parts: 1000 order lightweight CaCO
31 part of 1 part of 100 parts, two (dioctylphosphato) metatitanic acid second diester, 2 parts in paraffin, 10 parts of MBSs, 0.5 part of inhibitor, 1 part of lubricant and barium stearate.
Embodiment 2: a kind of compound modified polyphenyl thioether material of the pipe fitting embedded component that is used to feed water, the compound modified polyphenyl thioether material of the said pipe fitting embedded component that is used to feed water is made up of the raw material of following weight parts: the PPS100 part, the CaCO that contain 40% spun glass
30.0005 part of 50 parts of/MBS/UV-531 copolymerized blends, 5 parts of solubilizing agent, 1 part of carbon black colour batch and white oil.Wherein, CaCO
3/ MBS/UV-531 copolymerized blend is made up of the raw material of following weight parts: 1000 order lightweight CaCO
34 parts of 100 parts, 3 parts of coupling agents, 4 parts of dispersion agents, 30 parts of impact modifiers, 1 part of inhibitor, 2 parts of lubricants and barium stearates.In the present embodiment, coupling agent is two (dioctylphosphato) metatitanic acid second diester, and dispersion agent is a paraffin, and impact modifier is methymethacrylate-BS.
As shown in Figure 1, the compound modified polyphenyl thioether preparation methods of the described pipe fitting embedded component that is used to feed water comprises the steps: the PPS that contains 40% spun glass, CaCO
3The blend of/MBS/UV-531 copolymerized blend, carbon black colour batch and white oil dry 3h in the combination drying machine, temperature is made as 140 ℃, through vacuum material loading, the anti-material curtain coating open type nozzle of employing screw injection molding machine; Through the inserts injection mold; Die heater is 120 ℃-150 ℃, gets into injection moulding machine, and successively through the matched moulds locked mode, penetrate operations such as platform reach, injection, pressurize, cooling, die sinking, goods eject; In drying baker, be incubated 1h; Temperature is made as 180 ℃-200 ℃, eliminates the goods internal stress, the packing of testing at last warehouse-in.The 1st section temperature near the hopper part of wherein said injecting machine material tube is 280 ℃-300 ℃; The temperature that injecting machine material tube is the 2nd section is 290 ℃-310 ℃; The temperature that injecting machine material tube is the 3rd section is 310 ℃-340 ℃, and the 4th section temperature near the spray part of injecting machine material tube is 310 ℃-340 ℃.
As shown in Figure 2, CaCO of the present invention
3The technical process of/MBS/UV-531 blended copolymer is: will be by 1000 order lightweight CaCO
3, the mixture formed of two (dioctylphosphato) metatitanic acid second diester, paraffin, MBS, inhibitor, lubricant and barium stearate puts into the heat agitated machine; Under 105 ℃-115 ℃, carry out heat and mix self-friction; Put into cold stirrer again, under 40 ℃, carry out water-cooled and handle, adopt φ 65 twin screw extruders to handle down at 160 ℃-198 ℃; Process the particle of particle diameter 2mm-2.5mm grain length 2mm-4mm again through tablets press; But cold 20 ℃ of-30 ℃ of leewards, pack at last, about every bag of average packed 25KG.
Should be noted that at last; Above content is only in order to explain technical scheme of the present invention; But not to the restriction of protection domain of the present invention; The simple modification that those of ordinary skill in the art carries out technical scheme of the present invention perhaps is equal to replacement, does not all break away from the essence and the scope of technical scheme of the present invention.
Claims (6)
1. the compound modified polyphenyl thioether material of the pipe fitting embedded component that is used to feed water is characterized in that: the compound modified polyphenyl thioether material of the said pipe fitting embedded component that is used to feed water is made up of the raw material of following weight parts: the PPS100 part, the CaCO that contain 40% spun glass
3/ MBS/UV-531 copolymerized blend 10-50 part, solubilizing agent 3-5 part, carbon black colour batch 0.5-1 part and white oil 0.0002-0.0005 part.
2. according to the compound modified polyphenyl thioether material of the described pipe fitting embedded component that is used to feed water of claim 1, it is characterized in that: said CaCO
3/ MBS/UV-531 copolymerized blend is made up of the raw material of following weight parts: 1000 order lightweight CaCO
3100 parts, coupling agent 1-3 part, dispersion agent 2-4 part, impact modifier 10-30 part, inhibitor 0.5-1 part, lubricant 1-2 part and barium stearate 1-4 part.
3. according to the compound modified polyphenyl thioether material of the described pipe fitting embedded component that is used to feed water of claim 2, it is characterized in that: said coupling agent is two (dioctylphosphato) metatitanic acid second diester.
4. according to the compound modified polyphenyl thioether material of the described pipe fitting embedded component that is used to feed water of claim 2, it is characterized in that: said dispersion agent is a paraffin.
5. according to the compound modified polyphenyl thioether material of the described pipe fitting embedded component that is used to feed water of claim 2, it is characterized in that: said impact modifier is a MBS.
6. the compound modified polyphenyl thioether preparation methods of the described pipe fitting embedded component that is used to feed water of a claim 1 is characterized in that comprising the steps: the PPS that contains 40% spun glass, CaCO
3/ MBS/UV-531 copolymerized blend,, the blend of solubilizing agent, carbon black colour batch and white oil is dry in the combination drying machine; Get into the injection moulding machine injection moulding again and process the compound modified polyphenyl thioether finished material of the pipe fitting embedded component that is used to feed water; The 1st section temperature near the hopper part of wherein said injecting machine material tube is 280 ℃-300 ℃; The temperature that injecting machine material tube is the 2nd section is 290 ℃-310 ℃; The temperature that injecting machine material tube is the 3rd section is 310 ℃-340 ℃, and the 4th section temperature near the spray part of injecting machine material tube is 310 ℃-340 ℃.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110149517.3A CN102719098B (en) | 2011-06-03 | 2011-06-03 | Composite modified polyphenylene sulfide material for water supply pipe insert and preparation method thereof |
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| CN201110149517.3A CN102719098B (en) | 2011-06-03 | 2011-06-03 | Composite modified polyphenylene sulfide material for water supply pipe insert and preparation method thereof |
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| CN102719098B CN102719098B (en) | 2014-02-19 |
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Cited By (2)
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| CN103600476A (en) * | 2013-11-22 | 2014-02-26 | 四川华通特种工程塑料研究中心有限公司 | Preparation process of paper-making polyphenylene sulfide millstone |
| CN112624694A (en) * | 2020-12-21 | 2021-04-09 | 青岛光大集团工程有限公司 | Expansion anti-crack fiber concrete and preparation method thereof |
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| CN112624694A (en) * | 2020-12-21 | 2021-04-09 | 青岛光大集团工程有限公司 | Expansion anti-crack fiber concrete and preparation method thereof |
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| CN102719098B (en) | 2014-02-19 |
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