CN108003572A - A kind of pump valve pipeline of cracking resistance excellent effect - Google Patents
A kind of pump valve pipeline of cracking resistance excellent effect Download PDFInfo
- Publication number
- CN108003572A CN108003572A CN201711301658.6A CN201711301658A CN108003572A CN 108003572 A CN108003572 A CN 108003572A CN 201711301658 A CN201711301658 A CN 201711301658A CN 108003572 A CN108003572 A CN 108003572A
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- CN
- China
- Prior art keywords
- polyvinylidene fluoride
- pet resin
- pump valve
- valve pipeline
- logistics
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Closures For Containers (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The present invention provides a kind of pump valve pipeline of cracking resistance excellent effect, and mass percent shared by its constituent and each component is respectively：PET resin：58~70%, polyvinylidene fluoride：15~25%, auxiliary material：7~17%, while additionally provide specific manufacture method.The present invention is used as material of main part using PET resin and polyvinylidene fluoride mixing, ensure that material of main part has outstanding low temperature resistant anti-cracking performance, being combined also so that pump valve pipeline has outstanding physics and resistance to low temperature with auxiliary material at the same time, it can ensure its service life, while reduce manufacturing cost；And method provided by the invention is easy to operate, easily manipulation.
Description
Technical field
The invention belongs to pump valve field, and in particular to a kind of pump valve pipeline of cracking resistance excellent effect.
Background technology
Pump valve pipeline is widely used in the production such as chemical industry, food and medicine, with to production efficiency and quality
Requirement it is higher and higher, pump valve pipeline except in translocation afterwards, be attached to insulation, it is degerming, cooling etc. new function,
But existing pump valve pipeline is generally formed using single metal or plastic manufacturing, in order to ensure its service life, use
Metallic conduit is advisable, but its manufacturing cost is higher, conversely, the manufacturing cost of plastic conduit is relatively low, but its thing
Poor-performing is managed, cracking occurs for Chang Rongyi, it is necessary to check and replace in time.
Therefore, develop that a kind of manufacturing cost is low in view of the above problems, and the pump valve pipeline of cracking resistance excellent effect
It is those skilled in the art institute urgent need to solve the problem.
The content of the invention
To solve the above problems, the invention discloses a kind of pump valve pipeline of cracking resistance excellent effect.
In order to achieve the above object, the present invention provides following technical solution：
A kind of pump valve pipeline of cracking resistance excellent effect, mass percent shared by its constituent and each component are respectively：PET
Resin：58~70%, polyvinylidene fluoride：15~25%, auxiliary material：7~17%.
Preferably, specific manufacture method is：
（1）Prepare raw material according to mass percent shared by the constituent in claim 1 and each component；
（2）PET resin is added into pre-transform teactor with polyvinylidene fluoride to be polymerize；It is shape that polymerization, which proceeds to conversion ratio,
Into PET resin-polyvinylidene fluoride mixture phase inversion start point 78~97%；
（3）By step（2）Formed in PET resin-polyvinylidene fluoride mixture separated, with generation include institute's shape
Into step（2）The first logistics of 80~95wt% of middle mixture and include surplus institute forming step（2）The second of middle mixture
Logistics；
（4）The first logistics is added into second reactor, is further polymerize, causes the inversion of phases of the first logistics；
（5）By step（4）In the first logistics of inversion of phases and step（3）In obtained the second logistics with 22~29s-1Cut
Cutting speed rate mixes in static mixer, carries out second of inversion of phases, generates PET resin-polyvinylidene fluoride colloid；
（6）By step（5）In obtained PET resin-polyvinylidene fluoride colloid input bhatta, treat that it shows flow-like
When, auxiliary material is added into bhatta, stirs evenly to form PET resin-polyvinylidene fluoride fluid, and keeps the temperature 20~30min；
（7）By PET resin-polyvinylidene fluoride fluid extrusion moulding, pump valve pipeline is obtained.
Preferably, mass percent shared by the constituent of auxiliary material and each component is respectively：Sealing agent：2~5%, increase
Hold agent：1~3%, stabilizer：1~2%, dispersant：1~3%, antioxidant：1~2%, nucleator：1~2%.
Preferably, step（7）Also need to carry out plasma glow processing to it after middle acquisition pump valve pipeline.
Preferably, the technological parameter of plasma glow processing is：Power：1050~1450W, handling duration：7~
15min。
Compared with prior art, the present invention being used as material of main part using PET resin and polyvinylidene fluoride mixing, ensure
Material of main part has outstanding low temperature resistant anti-cracking performance, while being combined also so that pump valve pipeline is with outstanding with auxiliary material
Physics and resistance to low temperature, can ensure its service life, while reduce manufacturing cost；And side provided by the invention
Method is easy to operate, easily manipulation.
Embodiment
Technical solution provided by the invention is described in detail below with reference to specific embodiment, it should be understood that following specific
Embodiment is only illustrative of the invention and is not intended to limit the scope of the invention.
Embodiment 1：
A kind of pump valve pipeline of cracking resistance excellent effect, mass percent shared by its constituent and each component are respectively：PET
Resin：58%th, polyvinylidene fluoride：25%th, auxiliary material：17%；Mass percent shared by the constituent of auxiliary material and each component is distinguished
For：Sealing agent：5%th, bulking agent：3%th, stabilizer：2%th, dispersant：3%th, antioxidant：2%th, nucleator：2%.
Specifically manufacture method is：
（1）Prepare raw material according to mass percent shared by the constituent in claim 1 and each component；
（2）PET resin is added into pre-transform teactor with polyvinylidene fluoride to be polymerize；It is shape that polymerization, which proceeds to conversion ratio,
Into PET resin-polyvinylidene fluoride mixture phase inversion start point 78%；
（3）By step（2）Formed in PET resin-polyvinylidene fluoride mixture separated, with generation include institute's shape
Into step（2）The first logistics of the 80wt% of middle mixture and include surplus institute forming step（2）Second thing of middle mixture
Stream；
（4）The first logistics is added into second reactor, is further polymerize, causes the inversion of phases of the first logistics；
（5）By step（4）In the first logistics of inversion of phases and step（3）In obtained the second logistics with 22s-1Shearing speed
Rate mixes in static mixer, carries out second of inversion of phases, generates PET resin-polyvinylidene fluoride colloid；
（6）By step（5）In obtained PET resin-polyvinylidene fluoride colloid input bhatta, treat that it shows flow-like
When, auxiliary material is added into bhatta, stirs evenly to form PET resin-polyvinylidene fluoride fluid, and keep the temperature 20min；
（7）By PET resin-polyvinylidene fluoride fluid extrusion moulding, pump valve pipeline is obtained；
（8）To step（7）The pump valve pipeline of middle acquisition carries out plasma glow processing, the technological parameter of plasma glow processing
For：Power：1050W, handling duration：7min.
Embodiment 2：
A kind of pump valve pipeline of cracking resistance excellent effect, mass percent shared by its constituent and each component are respectively：PET
Resin：70%th, polyvinylidene fluoride：15%th, auxiliary material：15%；Mass percent shared by the constituent of auxiliary material and each component is distinguished
For：Sealing agent：5%th, bulking agent：3%th, stabilizer：2%th, dispersant：2%th, antioxidant：1%th, nucleator：2%.
Specifically manufacture method is：
（1）Prepare raw material according to mass percent shared by the constituent in claim 1 and each component；
（2）PET resin is added into pre-transform teactor with polyvinylidene fluoride to be polymerize；It is shape that polymerization, which proceeds to conversion ratio,
Into PET resin-polyvinylidene fluoride mixture phase inversion start point 97%；
（3）By step（2）Formed in PET resin-polyvinylidene fluoride mixture separated, with generation include institute's shape
Into step（2）The first logistics of the 95wt% of middle mixture and include surplus institute forming step（2）Second thing of middle mixture
Stream；
（4）The first logistics is added into second reactor, is further polymerize, causes the inversion of phases of the first logistics；
（5）By step（4）In the first logistics of inversion of phases and step（3）In obtained the second logistics with 29s-1Shearing speed
Rate mixes in static mixer, carries out second of inversion of phases, generates PET resin-polyvinylidene fluoride colloid；
（6）By step（5）In obtained PET resin-polyvinylidene fluoride colloid input bhatta, treat that it shows flow-like
When, auxiliary material is added into bhatta, stirs evenly to form PET resin-polyvinylidene fluoride fluid, and keep the temperature 30min；
（7）By PET resin-polyvinylidene fluoride fluid extrusion moulding, pump valve pipeline is obtained；
（8）To step（7）The pump valve pipeline of middle acquisition carries out plasma glow processing, the technological parameter of plasma glow processing
For：Power：1450W, handling duration：15min.
Embodiment 3：
A kind of pump valve pipeline of cracking resistance excellent effect, mass percent shared by its constituent and each component are respectively：PET
Resin：65%th, polyvinylidene fluoride：20%th, auxiliary material：15%；Mass percent shared by the constituent of auxiliary material and each component is distinguished
For：Sealing agent：4%th, bulking agent：3%th, stabilizer：2%th, dispersant：2nd, antioxidant：2%th, nucleator：2%.
Specifically manufacture method is：
（1）Prepare raw material according to mass percent shared by the constituent in claim 1 and each component；
（2）PET resin is added into pre-transform teactor with polyvinylidene fluoride to be polymerize；It is shape that polymerization, which proceeds to conversion ratio,
Into PET resin-polyvinylidene fluoride mixture phase inversion start point 95%；
（3）By step（2）Formed in PET resin-polyvinylidene fluoride mixture separated, with generation include institute's shape
Into step（2）The first logistics of the 90wt% of middle mixture and include surplus institute forming step（2）Second thing of middle mixture
Stream；
（4）The first logistics is added into second reactor, is further polymerize, causes the inversion of phases of the first logistics；
（5）By step（4）In the first logistics of inversion of phases and step（3）In obtained the second logistics with 25s-1Shearing speed
Rate mixes in static mixer, carries out second of inversion of phases, generates PET resin-polyvinylidene fluoride colloid；
（6）By step（5）In obtained PET resin-polyvinylidene fluoride colloid input bhatta, treat that it shows flow-like
When, auxiliary material is added into bhatta, stirs evenly to form PET resin-polyvinylidene fluoride fluid, and keep the temperature 25min；
（7）By PET resin-polyvinylidene fluoride fluid extrusion moulding, pump valve pipeline is obtained；
（8）To step（7）The pump valve pipeline of middle acquisition carries out plasma glow processing, the technological parameter of plasma glow processing
For：Power：1400W, handling duration：10min.
Low temperature test is carried out to the pump valve pipeline that three above embodiment obtains respectively, the results showed that the pump valve that embodiment 3 obtains
The low temperature resistant cracking resistance best results of pipeline, embodiment 1 secondly, imitate by low temperature resistant cracking resistance of the embodiment 2 in three embodiments
Fruit is slightly worse, but is also significantly better than existing pump valve pipeline.
It is last it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention and non-limiting technical side
Case, it will be understood by those of ordinary skill in the art that, those to technical scheme technical scheme is modified or replaced equivalently, and
The objective and scope of the technical program are not departed from, should all be covered among scope of the presently claimed invention.
Claims (5)
- A kind of 1. pump valve pipeline of cracking resistance excellent effect, it is characterised in that：Quality hundred shared by its constituent and each component Point ratio is respectively：PET resin：58~70%, polyvinylidene fluoride：15~25%, auxiliary material：7~17%.
- A kind of 2. pump valve pipeline of cracking resistance excellent effect according to claim 1, it is characterised in that：Specific manufacture method For：（1）Prepare raw material according to mass percent shared by the constituent described in claim 1 and each component；（2）PET resin is added into pre-transform teactor with polyvinylidene fluoride to be polymerize；The polymerization proceeds to conversion ratio For the 78~97% of the phase inversion start point of PET resin-polyvinylidene fluoride mixture of formation；（3）By step（2）Formed in PET resin-polyvinylidene fluoride mixture separated, with generation include institute's shape Into step（2）The first logistics of 80~95wt% of middle mixture and include surplus institute forming step（2）The second of middle mixture Logistics；（4）The first logistics is added into second reactor, is further polymerize, causes the inversion of phases of the first logistics；（5）By step（4）In the first logistics of inversion of phases and step（3）In obtained the second logistics with 22~29s-1Shearing Speed mixes in static mixer, carries out second of inversion of phases, generates PET resin-polyvinylidene fluoride colloid；（6）By step（5）In obtained PET resin-polyvinylidene fluoride colloid input bhatta, treat that it shows flow-like When, auxiliary material is added into bhatta, stirs evenly to form PET resin-polyvinylidene fluoride fluid, and keeps the temperature 20~30min；（7）By PET resin-polyvinylidene fluoride fluid extrusion moulding, pump valve pipeline is obtained.
- A kind of 3. pump valve pipeline of cracking resistance excellent effect according to claim 1, it is characterised in that：The group of the auxiliary material It is respectively into mass percent shared by component and each component：Sealing agent：2~5%, bulking agent：1~3%, stabilizer：1~2%, Dispersant：1~3%, antioxidant：1~2%, nucleator：1~2%.
- A kind of 4. pump valve pipeline of cracking resistance excellent effect according to claim 2, it is characterised in that：The step（7） Also need to carry out plasma glow processing to it after middle acquisition pump valve pipeline.
- A kind of 5. pump valve pipeline of cracking resistance excellent effect according to claim 4, it is characterised in that：The plasma brightness The technological parameter of light processing is：Power：1050~1450W, handling duration：7~15min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711301658.6A CN108003572A (en) | 2017-12-10 | 2017-12-10 | A kind of pump valve pipeline of cracking resistance excellent effect |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711301658.6A CN108003572A (en) | 2017-12-10 | 2017-12-10 | A kind of pump valve pipeline of cracking resistance excellent effect |
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| Publication Number | Publication Date |
|---|---|
| CN108003572A true CN108003572A (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711301658.6A Pending CN108003572A (en) | 2017-12-10 | 2017-12-10 | A kind of pump valve pipeline of cracking resistance excellent effect |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210284A (en) * | 2018-09-28 | 2019-01-15 | 安徽环科泵阀有限公司 | A kind of cracking resistance pump valve pipeline and preparation method thereof |
| CN109337351A (en) * | 2018-09-28 | 2019-02-15 | 安徽环科泵阀有限公司 | A kind of pump valve pipeline and preparation method thereof with heat insulation function |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102952377A (en) * | 2011-08-22 | 2013-03-06 | 刘伟 | Method of using waste PET (polyethylene terephthalate) bottle sheets for production of insulating cable sheaths |
| CN105157196A (en) * | 2015-08-21 | 2015-12-16 | 滁州晨润工贸有限公司 | Method for manufacturing low-temperature-resisting air conditioner panel |
| CN107406635A (en) * | 2015-03-16 | 2017-11-28 | 沙特基础工业全球技术公司 | Fibrillation polymer composition and its manufacture method |
-
2017
- 2017-12-10 CN CN201711301658.6A patent/CN108003572A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102952377A (en) * | 2011-08-22 | 2013-03-06 | 刘伟 | Method of using waste PET (polyethylene terephthalate) bottle sheets for production of insulating cable sheaths |
| CN107406635A (en) * | 2015-03-16 | 2017-11-28 | 沙特基础工业全球技术公司 | Fibrillation polymer composition and its manufacture method |
| CN105157196A (en) * | 2015-08-21 | 2015-12-16 | 滁州晨润工贸有限公司 | Method for manufacturing low-temperature-resisting air conditioner panel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210284A (en) * | 2018-09-28 | 2019-01-15 | 安徽环科泵阀有限公司 | A kind of cracking resistance pump valve pipeline and preparation method thereof |
| CN109337351A (en) * | 2018-09-28 | 2019-02-15 | 安徽环科泵阀有限公司 | A kind of pump valve pipeline and preparation method thereof with heat insulation function |
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Application publication date: 20180508 |