CN105331021A - PVC hose and preparation method thereof - Google Patents
PVC hose and preparation method thereof Download PDFInfo
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- CN105331021A CN105331021A CN201510847357.8A CN201510847357A CN105331021A CN 105331021 A CN105331021 A CN 105331021A CN 201510847357 A CN201510847357 A CN 201510847357A CN 105331021 A CN105331021 A CN 105331021A
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Abstract
The invention discloses a PVC hose and a preparation method thereof. The PVC hose is prepared from the following raw materials in parts by weight: 100-120 parts of polyvinyl chloride resin, 10-16 parts of filler, 10-18 parts of plasticizer, 2-6 parts of stabilizer, 42-50 parts of fire retardant, and 46-52 parts of nitrile-butadiene rubber. The preparation method comprises mixing, extruding and cooling. Tricresyl phosphate is matched with the nitrile-butadiene rubber for use, and the fire resistance and abrasive resistance of the PVC hose can be improved, so that the PVC hose is more ageing-resistant and oil-resistant; lead stearate and stearic acid are together used, so that the stability of the PVC hose is better, and coking in a processing process can be avoided; an additive made from ardealite is added in the preparation process of the hose, so that the electrical insulation property and flexibility of the hose can be improved, and the problem of difficult ardealite resource reuse can be solved; enormous contribution to environment protection and resource conservation is made.
Description
Technical field
The present invention relates to chemical building material field, be specifically related to a kind of pvc flexible pipe and preparation method thereof.
Background technology
Phosphogypsum Shi Lin compound fertilizer enterprise with phosphorus ore and sulfuric acid for major industry by product during raw material production phosphoric acid, wet method phosphoric acid manufacture process is all produce extraction slurry by sulfuric acid decomposition ground phosphate rock, then filter obtained phosphoric acid, in the process of filtration washing, produce phosphogypsum waste.Along with the industry of phosphorus ammonium and the development of high-concentration phosphate compound fertilizers, the quantity discharged of phosphogypsum increases year by year, and the whole world increases phosphogypsum quantity discharged every year newly and reaches 2.8 hundred million tons at present, and about 5,000 ten thousand tons, China, accounts for 20% of world's phosphogypsum annual emissions.A large amount of phosphogypsums is stacked, not only land occupation resource, tremendous economic burden is increased to enterprise, but also certain pollution can be caused to environment, China's phosphogypsum is not applied very well for a long time, and utilization ratio is only 10%, year utilization is only 400-500 ten thousand tons, the emission problem of phosphogypsum has become the important factor of restriction production of phosphate fertilizer, and therefore, the phosphogypsum comprehensive utilization technique developing a kind of practicality has great importance.
In the face of the needs of urgent phosphogypsum resource utilization recycling, the present inventor, by a large amount of experiments and research, utilizes phosphogypsum for main raw material, prepares a kind of electrical insulation capability and the better flexible pipe of flexibility by processing to combine with polyvinyl chloride afterwards.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of pvc flexible pipe and preparation method thereof.
The present invention is achieved by the following technical programs:
A kind of pvc flexible pipe, it is made up of following raw material: polyvinyl chloride (PVC) RESINS 100-120 part, weighting agent 10-16 part, softening agent 10-18 part, stablizer 2-6 part, fire retardant 42-50 part, butyronitrile rubber 46-52 part.
Described pvc flexible pipe is made up of following raw material: polyvinyl chloride (PVC) RESINS 105-115 part, weighting agent 12-14 part, softening agent 12-16 part, stablizer 3-5 part, fire retardant 44-48 part, butyronitrile rubber 48-50 part.
Described pvc flexible pipe is made up of following raw material: polyvinyl chloride (PVC) RESINS 110 parts, weighting agent 13 parts, 14 parts, softening agent, stablizer 4 parts, fire retardant 46 parts, butyronitrile rubber 49 parts.
Described softening agent is o-phthalic acid dibutyl ester.
Described fire retardant is Tritolyl Phosphate.
Described stablizer is lead stearate, stearic acid or their mixture.
Described stablizer is that the lead stearate of 1:4-5 and stearic acid form by weight ratio.
Described weighting agent is the anhydrite of phosphogypsum after processing discharged in Wet-process Phosphoric Acid Production process, its working method phosphogypsum is carried out screening process, calcination processing is carried out after crossing 100 object sieves, it is 350 DEG C that temperature controls, calcination time is 90min, then the material after having calcined is put into spherical grinder grinds 30-40min.
Present invention also offers the preparation method of above-mentioned pvc flexible pipe, the method comprises the following steps:
A, batch mixing: mix with other raw materials again after first polyvinyl chloride (PVC) RESINS being mixed with softening agent, mediating temperature is 95 DEG C, and kneading time is discharging after 40-50min, puts into subcooling mixing machine and is cooled to normal temperature;
B, to extrude: mediate material after granulation, send into forcing machine extruding pipe material, extrusion temperature is 175 DEG C;
C, cooling: by obtaining pvc flexible pipe finished product after cooling.
Beneficial effect of the present invention is: the Tritolyl Phosphate in the present invention and butyronitrile rubber with the use of, the flame retardant resistance of pvc flexible pipe can be improved, wear resistance makes it more ageing-resistant, oil resistant, and lead stearate, stearic acid jointly uses and the stability of pvc flexible pipe can be made better, and the situation occurring coking in the course of processing can be avoided, the additive be made up of phosphogypsum is added in the making processes of flexible pipe, electrical insulation capability and the flexibility of flexible pipe can not only be promoted, the problem of phosphogypsum resource reutilization can also be solved, for protection of the environment, economize on resources and made huge contribution.
Embodiment
Below in conjunction with specific embodiment, technical scheme of the present invention is further described, but described in claimed scope is not limited to.
Embodiment one
Formula: polyvinyl chloride (PVC) RESINS 100 parts, weighting agent 10 parts, 10 parts, softening agent, stablizer 2 parts, fire retardant 42 parts, butyronitrile rubber 46 parts.
Preparation method:
(1) weighting agent preparation: be phosphogypsum is carried out screening process, carry out calcination processing after crossing 100 objects sieves, temperature control is 350 DEG C, and calcination time is 90min, then the material after having calcined is put into spherical grinder grinds 30min.
(2) pvc flexible pipe preparation:
A, batch mixing: mix with other raw materials again after first polyvinyl chloride (PVC) RESINS being mixed with softening agent, mediating temperature is 95 DEG C, and kneading time is discharging after 40min, puts into subcooling mixing machine and is cooled to normal temperature;
B, to extrude: mediate material after granulation, send into forcing machine extruding pipe material, extrusion temperature is 175 DEG C;
C, cooling: by obtaining pvc flexible pipe finished product after cooling.
Embodiment two
Formula: polyvinyl chloride (PVC) RESINS 120 parts, weighting agent 16 parts, 18 parts, softening agent, stablizer 6 parts, fire retardant 50 parts, butyronitrile rubber 52 parts.
Preparation method:
(1) weighting agent preparation: be phosphogypsum is carried out screening process, carry out calcination processing after crossing 100 objects sieves, temperature control is 350 DEG C, and calcination time is 90min, then the material after having calcined is put into spherical grinder grinds 40min.
(2) pvc flexible pipe preparation:
A, batch mixing: mix with other raw materials again after first polyvinyl chloride (PVC) RESINS being mixed with softening agent, mediating temperature is 95 DEG C, and kneading time is discharging after 50min, puts into subcooling mixing machine and is cooled to normal temperature;
B, to extrude: mediate material after granulation, send into forcing machine extruding pipe material, extrusion temperature is 175 DEG C;
C, cooling: by obtaining pvc flexible pipe finished product after cooling.
Embodiment three
Formula: polyvinyl chloride (PVC) RESINS 105 parts, weighting agent 12 parts, 12 parts, softening agent, stablizer 3 parts, fire retardant 44 parts, butyronitrile rubber 48 parts.
Preparation method:
(1) weighting agent preparation: be phosphogypsum is carried out screening process, carry out calcination processing after crossing 100 objects sieves, temperature control is 350 DEG C, and calcination time is 90min, then the material after having calcined is put into spherical grinder grinds 30min.
(2) pvc flexible pipe preparation:
A, batch mixing: mix with other raw materials again after first polyvinyl chloride (PVC) RESINS being mixed with softening agent, mediating temperature is 95 DEG C, and kneading time is discharging after 40min, puts into subcooling mixing machine and is cooled to normal temperature;
B, to extrude: mediate material after granulation, send into forcing machine extruding pipe material, extrusion temperature is 175 DEG C;
C, cooling: by obtaining pvc flexible pipe finished product after cooling.
Embodiment four
Formula: polyvinyl chloride (PVC) RESINS 115 parts, weighting agent 14 parts, 16 parts, softening agent, stablizer 5 parts, fire retardant 48 parts, butyronitrile rubber 50 parts.
Preparation method:
(1) weighting agent preparation: be phosphogypsum is carried out screening process, carry out calcination processing after crossing 100 objects sieves, temperature control is 350 DEG C, and calcination time is 90min, then the material after having calcined is put into spherical grinder grinds 40min.
(2) pvc flexible pipe preparation:
A, batch mixing: mix with other raw materials again after first polyvinyl chloride (PVC) RESINS being mixed with softening agent, mediating temperature is 95 DEG C, and kneading time is discharging after 50min, puts into subcooling mixing machine and is cooled to normal temperature;
B, to extrude: mediate material after granulation, send into forcing machine extruding pipe material, extrusion temperature is 175 DEG C;
C, cooling: by obtaining pvc flexible pipe finished product after cooling.
Embodiment five
Formula: polyvinyl chloride (PVC) RESINS 110 parts, weighting agent 13 parts, 14 parts, softening agent, stablizer 4 parts, fire retardant 46 parts, butyronitrile rubber 49 parts.
Preparation method:
(1) weighting agent preparation: be phosphogypsum is carried out screening process, carry out calcination processing after crossing 100 objects sieves, temperature control is 350 DEG C, and calcination time is 90min, then the material after having calcined is put into spherical grinder grinds 35min.
(2) pvc flexible pipe preparation:
A, batch mixing: mix with other raw materials again after first polyvinyl chloride (PVC) RESINS being mixed with softening agent, mediating temperature is 95 DEG C, and kneading time is discharging after 45min, puts into subcooling mixing machine and is cooled to normal temperature;
B, to extrude: mediate material after granulation, send into forcing machine extruding pipe material, extrusion temperature is 175 DEG C;
C, cooling: by obtaining pvc flexible pipe finished product after cooling.
Claims (9)
1. a pvc flexible pipe, is characterized in that: it is made up of following raw material: polyvinyl chloride (PVC) RESINS 100-120 part, weighting agent 10-16 part, softening agent 10-18 part, stablizer 2-6 part, fire retardant 42-50 part, butyronitrile rubber 46-52 part.
2. pvc flexible pipe according to claim 1, is characterized in that: described pvc flexible pipe is made up of following raw material: polyvinyl chloride (PVC) RESINS 105-115 part, weighting agent 12-14 part, softening agent 12-16 part, stablizer 3-5 part, fire retardant 44-48 part, butyronitrile rubber 48-50 part.
3. pvc flexible pipe according to claim 1, is characterized in that: described pvc flexible pipe is made up of following raw material: polyvinyl chloride (PVC) RESINS 110 parts, weighting agent 13 parts, 14 parts, softening agent, stablizer 4 parts, fire retardant 46 parts, butyronitrile rubber 49 parts.
4., according to the arbitrary described pvc flexible pipe of claim 1-3, it is characterized in that: described softening agent is o-phthalic acid dibutyl ester.
5., according to the arbitrary described pvc flexible pipe of claim 1-3, it is characterized in that: described fire retardant is Tritolyl Phosphate.
6., according to the arbitrary described pvc flexible pipe of claim 1-3, it is characterized in that: described stablizer is lead stearate, stearic acid or their mixture.
7. according to the arbitrary described pvc flexible pipe of claim 1-3, it is characterized in that: described stablizer is that the lead stearate of 1:4-5 and stearic acid form by weight ratio.
8. according to the arbitrary described pvc flexible pipe of claim 1-3, it is characterized in that: described weighting agent is the anhydrite of phosphogypsum after processing discharged in Wet-process Phosphoric Acid Production process, its working method phosphogypsum is carried out screening process, calcination processing is carried out after crossing 100 object sieves, it is 350 DEG C that temperature controls, calcination time is 90min, then the material after having calcined is put into spherical grinder grinds 30-40min.
9. a preparation method for the pvc flexible pipe as described in as arbitrary in claim 1-3, is characterized in that: the method comprises the following steps:
A, batch mixing: mix with other raw materials again after first polyvinyl chloride (PVC) RESINS being mixed with softening agent, mediating temperature is 95 DEG C, and kneading time is discharging after 40-50min, puts into subcooling mixing machine and is cooled to normal temperature;
B, to extrude: mediate material after granulation, send into forcing machine extruding pipe material, extrusion temperature is 175 DEG C;
C, cooling: by obtaining pvc flexible pipe finished product after cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510847357.8A CN105331021A (en) | 2015-11-29 | 2015-11-29 | PVC hose and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510847357.8A CN105331021A (en) | 2015-11-29 | 2015-11-29 | PVC hose and preparation method thereof |
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| CN105331021A true CN105331021A (en) | 2016-02-17 |
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| CN201510847357.8A Pending CN105331021A (en) | 2015-11-29 | 2015-11-29 | PVC hose and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106117746A (en) * | 2016-07-27 | 2016-11-16 | 联塑科技发展(贵阳)有限公司 | A kind of high density polyethylene (HDPE) plasticizing mother particle and preparation method thereof and its application in hdpe pipe |
| CN116164189A (en) * | 2023-02-21 | 2023-05-26 | 贵州大愚智水智能科技有限公司 | Phosphogypsum flame-retardant modified composite pipe |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101353467A (en) * | 2008-09-17 | 2009-01-28 | 青岛高科塑胶研究开发中心 | Polychloroethylene acrylonitrile butadiene composite pipes and preparation thereof |
| CN103435937A (en) * | 2013-08-28 | 2013-12-11 | 贵州开磷遵义碱厂 | Method for using phosphogypsum as polyvinyl chloride resin filler |
| CN104017292A (en) * | 2014-04-30 | 2014-09-03 | 安徽省宁国市明浩包装材料有限公司 | Low-temperature-resistant oil-resistant hose and production method thereof |
-
2015
- 2015-11-29 CN CN201510847357.8A patent/CN105331021A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101353467A (en) * | 2008-09-17 | 2009-01-28 | 青岛高科塑胶研究开发中心 | Polychloroethylene acrylonitrile butadiene composite pipes and preparation thereof |
| CN103435937A (en) * | 2013-08-28 | 2013-12-11 | 贵州开磷遵义碱厂 | Method for using phosphogypsum as polyvinyl chloride resin filler |
| CN104017292A (en) * | 2014-04-30 | 2014-09-03 | 安徽省宁国市明浩包装材料有限公司 | Low-temperature-resistant oil-resistant hose and production method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 蓝凤祥 等: "《聚氯乙烯生产与加工应用手册》", 31 January 1996, 化学工业出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106117746A (en) * | 2016-07-27 | 2016-11-16 | 联塑科技发展(贵阳)有限公司 | A kind of high density polyethylene (HDPE) plasticizing mother particle and preparation method thereof and its application in hdpe pipe |
| CN106117746B (en) * | 2016-07-27 | 2018-07-17 | 联塑科技发展(贵阳)有限公司 | A kind of high density polyethylene (HDPE) plasticizing mother particle and preparation method thereof and its application in hdpe pipe |
| CN116164189A (en) * | 2023-02-21 | 2023-05-26 | 贵州大愚智水智能科技有限公司 | Phosphogypsum flame-retardant modified composite pipe |
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Application publication date: 20160217 |
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