CN102604213A - Polypropylene modified material and method for preparing plastic inner casing of water heater by using same - Google Patents
Polypropylene modified material and method for preparing plastic inner casing of water heater by using same Download PDFInfo
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- CN102604213A CN102604213A CN2012100485465A CN201210048546A CN102604213A CN 102604213 A CN102604213 A CN 102604213A CN 2012100485465 A CN2012100485465 A CN 2012100485465A CN 201210048546 A CN201210048546 A CN 201210048546A CN 102604213 A CN102604213 A CN 102604213A
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- modified material
- polypropylene modified
- hot melt
- polypropylene
- inner casing
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The invention belongs to the field of solar water heaters, and relates to a polypropylene modified material and method for preparing a plastic inner casing of a water heater by using the polypropylene modified material. The polypropylene modified material comprises the following components by weight: 60-90% of polypropylene, 10-20% of fiberglass, 0-5% of edible calcium, 0-5% of an antioxidant, 0-5% of an ultraviolet screening agent, and 0-5% of a setting agent. The beneficial effects of the invention are as follows: (1) the polypropylene modified material provided by the invention is high temperature resistant, can be used for a long time at a temperature higher than 100 DEG C, and has good chemical stability; (2) the method for preparing the inner casing of the solar water heater by using the polypropylene modified material is simple in procedures and easy in operation; and (3) the plastic inner casing prepared by the method according to the invention has high strength, does not leak gas and water under a 5MPa container pressure, does not deform and break during water testing, pressurization and other processing processes, and has a long service life over 20 years.
Description
Technical field
The invention belongs to the solar water heater field, relate to a kind of working method that is used as polypropylene modified material with the water-heater plastics inner bag that uses this material of water-heater plastics inner bag.
Background technology
At present, the most of stainless material that uses of solar water heater liner material on the market, stainless steel has good erosion resistance, but in the course of processing, the inner bag junction needs welding, the Corrosion Protection of the quality influence inner bag of weld.
Some regional water quality of China are relatively poor relatively, and chlorine ion concentration is higher, and in the use, the be everlasting position of soldered of stainless steel inner container produces corrosion, the seepage phenomenon occurs, has influenced the life-span of inner bag.
To solar water heater stainless steel inner container weld decay situation, some producers have made poly rotational moulding inner bag, but the Vilaterm heatproof is low, and easy deformation is aging under the high temperature, and intensity is low, and work-ing life is short.
Summary of the invention
The objective of the invention is to the problem that easy deformation under the solar water heater plastics inner bag material high temperature is aging, intensity is low and work-ing life is short, a kind of polypropylene modified material is provided and has used the method for this material water-heater plastics inner bag.
Technical scheme of the present invention is:
A kind of polypropylene modified material, its component and weight percent are:
Vestolen PP 7052: 60-90%;
Spun glass: 10-20%;
Edible calcium: 0-5%;
Oxidation inhibitor: 0-5%;
Ultraviolet screening agent: 0-5%;
Setting agent: 0-5%.
Preferably, described edible calcium is at least a of lime carbonate, calcium sulfate, calcium chloride, calcium hydroxide.
Preferably; Described oxidation inhibitor is pentanoic, Ursol D and EEDQ compound and verivate or polymkeric substance, 2; Three grades of butyl of 6--4-methylphenol, two (3; Three grades of butyl of 5--4-hydroxy phenyl) thioether, four (β-(3, three grades of butyl of 5--4-hydroxy phenyl) propionic acid) pentaerythritol ester, two 12 carbon alcohol esters, two ten four carbon alcohols esters, two octadecanol ester, three monooctyl esters, three the last of the ten Heavenly stems ester, three (12 carbon alcohol) ester and three (16 carbon alcohol) esters at least a.
Preferably, described ultraviolet screening agent is at least a of carbon black, red iron oxide, zinc oxide, benzophenone, benzotriazole compound.
Preferably, the theoretical gas forming amount of described setting agent is less than 120ml/g.
The present invention also provides and has used polypropylene modified material to make the method for water-heater plastics inner bag, the steps include:
1) batch mixing:
According to proportioning the raw material of polypropylene modified material is put into stirrer, 20-80 ℃ was mixed 2-10 hour down;
2) hot melt:
Mixed material is put into the hot melt pipeline, 150-200 ℃ following hot melt 2-10 hour;
3) extrude:
Material behind the hot melt is sent in the screw extrusion press, extrudes under 100-200 ℃, and extrusion pressure is 2-5MPa;
3) blowing:
Through the blowing head material of extruding is carried out blowing, blow temperatures is 100-200 ℃, and pressure is 2-5MPa, makes the plastics inner bag.
Beneficial effect of the present invention is:
1) polypropylene modified material of the present invention is high temperature resistant, at life-time service more than 100 ℃, has good chemical stability;
2) adopt the method steps of polypropylene modified material making solar water heater liner of the present invention simple, easy to operate;
3) the present invention's plastics inner bag intensity of making is high, air tight under the container pressure of 5MPa, water-tight, try the water, suppress and his course of processing in can not deform and collision cleft, reach work-ing life more than 20 years.
Embodiment
Do further detailed description in the face of the present invention down.
A kind of polypropylene modified material as water-heater plastics inner bag, its component and weight percent are:
Vestolen PP 7052: 60-90%;
Spun glass: 10-20%;
Edible calcium: 0-5%;
Oxidation inhibitor: 0-5%;
Ultraviolet screening agent: 0-5%;
Setting agent: 0-5%.
Wherein,
Edible calcium is at least a of lime carbonate, calcium sulfate, calcium chloride, calcium hydroxide;
Oxidation inhibitor is compound and verivate or polymkeric substance, 2 such as pentanoic, Ursol D and EEDQ; Three grades of butyl of 6--4-methylphenol, two (3; Three grades of butyl of 5--4-hydroxy phenyl) thioether, four (β-(3, three grades of butyl of 5--4-hydroxy phenyl) propionic acid) pentaerythritol ester, two 12 carbon alcohol esters, two ten four carbon alcohols esters, two octadecanol ester, three monooctyl esters, three the last of the ten Heavenly stems ester, three (12 carbon alcohol) ester and three (16 carbon alcohol) esters at least a;
Ultraviolet screening agent is at least a of carbon black, red iron oxide, zinc oxide, benzophenone, benzotriazole compound;
The theoretical gas forming amount of setting agent is less than 120ml/g.
The present invention also provides the working method of using above-mentioned polypropylene modified material to make water-heater plastics inner bag, the steps include:
1) batch mixing:
According to proportioning the raw material of above-mentioned polypropylene modified material is put into stirrer, 20-80 ℃ was mixed 2-10 hour down;
2) hot melt:
Mixed material is put into the hot melt pipeline, 150-200 ℃ following hot melt 2-10 hour;
3) extrude:
Material behind the hot melt is sent in the screw extrusion press, extrudes under 100-200 ℃, and extrusion pressure is 2-5MPa;
3) blowing:
Through the blowing head material of extruding is carried out blowing, blow temperatures is 100-200 ℃, and pressure is 2-5MPa, makes the plastics inner bag.
Embodiment 1:
1) be that Vestolen PP 7052 60%, spun glass 20%, lime carbonate 5%, pentanoic 5%, carbon black 5%, setting agent 5% are put into stirrer with raw material according to mass percent, 20 ℃ were mixed 2 hours down;
2) hot melt:
Mixed material is put into the hot melt pipeline, 150 ℃ of following hot melts 2 hours;
3) extrude:
Material behind the hot melt is sent in the screw extrusion press, extrudes under 100 ℃, and extrusion pressure is 2MPa;
3) blowing:
Through the blowing head material of extruding is carried out blowing, blow temperatures is 100 ℃, and pressure is 2MPa, makes the plastics inner bag.
Embodiment 2:
1) be that Vestolen PP 7052 90%, spun glass 10% are put into stirrer with raw material according to mass percent, 80 ℃ were mixed 10 hours down;
2) hot melt:
Mixed material is put into the hot melt pipeline, 200 ℃ of following hot melts 10 hours;
3) extrude:
Material behind the hot melt is sent in the screw extrusion press, extrudes under 200 ℃, and extrusion pressure is 5MPa;
3) blowing:
Through the blowing head material of extruding is carried out blowing, blow temperatures is 200 ℃, and pressure is 5MPa, makes the plastics inner bag.
Embodiment 3:
1) be that Vestolen PP 7052 80%, spun glass 10%, calcium sulfate 2.5%, pentaerythritol ester 2.5%, zinc oxide 2.5%, setting agent 2.5% are put into stirrer with raw material according to mass percent, 60 ℃ were mixed 8 hours down;
2) hot melt:
Mixed material is put into the hot melt pipeline, 180 ℃ of following hot melts 8 hours;
3) extrude:
Material behind the hot melt is sent in the screw extrusion press, extrudes under 150 ℃, and extrusion pressure is 4MPa;
3) blowing:
Through the blowing head material of extruding is carried out blowing, blow temperatures is 150 ℃, and pressure is 4MPa, makes the plastics inner bag.
Claims (6)
1. a polypropylene modified material is characterized in that, its component and weight percent are:
Vestolen PP 7052: 60-90%;
Spun glass: 10-20%;
Edible calcium: 0-5%;
Oxidation inhibitor: 0-5%;
Ultraviolet screening agent: 0-5%;
Setting agent: 0-5%.
2. a kind of polypropylene modified material as claimed in claim 1 is characterized in that, described edible calcium is at least a of lime carbonate, calcium sulfate, calcium chloride, calcium hydroxide.
3. a kind of polypropylene modified material as claimed in claim 1; It is characterized in that; Described oxidation inhibitor is pentanoic, Ursol D and EEDQ compound and verivate or polymkeric substance, 2; Three grades of butyl of 6--4-methylphenol, two (3; Three grades of butyl of 5--4-hydroxy phenyl) thioether, four (β-(3, three grades of butyl of 5--4-hydroxy phenyl) propionic acid) pentaerythritol ester, two 12 carbon alcohol esters, two ten four carbon alcohols esters, two octadecanol ester, three monooctyl esters, three the last of the ten Heavenly stems ester, three (12 carbon alcohol) ester and three (16 carbon alcohol) esters at least a.
4. a kind of polypropylene modified material as claimed in claim 1 is characterized in that, described ultraviolet screening agent is at least a of carbon black, red iron oxide, zinc oxide, benzophenone, benzotriazole compound.
5. a kind of polypropylene modified material as claimed in claim 1 is characterized in that, the theoretical gas forming amount of described setting agent is less than 120ml/g.
6. use polypropylene modified material as claimed in claim 1 to make the method for water-heater plastics inner bag, it is characterized in that, the steps include:
1) batch mixing:
According to proportioning the raw material of polypropylene modified material is put into stirrer, 20-80 ℃ was mixed 2-10 hour down;
2) hot melt:
Mixed material is put into the hot melt pipeline, 150-200 ℃ following hot melt 2-10 hour;
3) extrude:
Material behind the hot melt is sent in the screw extrusion press, extrudes under 100-200 ℃, and extrusion pressure is 2-5MPa;
3) blowing:
Through the blowing head material of extruding is carried out blowing, blow temperatures is 100-200 ℃, and pressure is 2-5MPa, makes the plastics inner bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100485465A CN102604213A (en) | 2012-02-29 | 2012-02-29 | Polypropylene modified material and method for preparing plastic inner casing of water heater by using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100485465A CN102604213A (en) | 2012-02-29 | 2012-02-29 | Polypropylene modified material and method for preparing plastic inner casing of water heater by using same |
Publications (1)
| Publication Number | Publication Date |
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| CN102604213A true CN102604213A (en) | 2012-07-25 |
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| CN2012100485465A Pending CN102604213A (en) | 2012-02-29 | 2012-02-29 | Polypropylene modified material and method for preparing plastic inner casing of water heater by using same |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993718A (en) * | 2012-08-20 | 2013-03-27 | 安徽凯迪电气有限公司 | ACS-modified nylon PA66 particle material and preparation method and application thereof on automobile |
| CN103016881A (en) * | 2012-12-07 | 2013-04-03 | 青岛百旺电器有限公司 | Plastic embedded pipe, solar water heater plastic liner adopting embedded pipe and production method for solar water heater plastic liner |
| CN103267355A (en) * | 2013-05-31 | 2013-08-28 | 南车二七车辆有限公司 | Water storage type electric heater inner container and forming method thereof |
| CN104098843A (en) * | 2014-07-29 | 2014-10-15 | 德星技术（苏州）有限公司 | Inflaming retarding filter screen for vehicles |
| CN105156851A (en) * | 2015-09-29 | 2015-12-16 | 宁波狮球线缆有限公司 | Tablet PC bracket |
| CN107726624A (en) * | 2017-10-13 | 2018-02-23 | 青岛海尔智能技术研发有限公司 | A kind of water heater liner and its manufacture method |
| CN108626395A (en) * | 2018-05-21 | 2018-10-09 | 西安向阳航天材料股份有限公司 | A kind of high-temperature resistant water process container and its manufacturing method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101838419A (en) * | 2009-11-27 | 2010-09-22 | 胜利油田胜利工程设计咨询有限责任公司 | Coalescence material and preparation method |
-
2012
- 2012-02-29 CN CN2012100485465A patent/CN102604213A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101838419A (en) * | 2009-11-27 | 2010-09-22 | 胜利油田胜利工程设计咨询有限责任公司 | Coalescence material and preparation method |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993718A (en) * | 2012-08-20 | 2013-03-27 | 安徽凯迪电气有限公司 | ACS-modified nylon PA66 particle material and preparation method and application thereof on automobile |
| CN102993718B (en) * | 2012-08-20 | 2014-07-16 | 安徽凯迪电气有限公司 | ACS-modified nylon PA66 particle material and preparation method and application thereof on automobile |
| CN103016881A (en) * | 2012-12-07 | 2013-04-03 | 青岛百旺电器有限公司 | Plastic embedded pipe, solar water heater plastic liner adopting embedded pipe and production method for solar water heater plastic liner |
| CN103016881B (en) * | 2012-12-07 | 2015-08-19 | 青岛百旺电器有限公司 | Plastics built-in pipe, the solar water heater plastic inner container adopting this built-in pipe and production method |
| CN103267355A (en) * | 2013-05-31 | 2013-08-28 | 南车二七车辆有限公司 | Water storage type electric heater inner container and forming method thereof |
| CN103267355B (en) * | 2013-05-31 | 2015-09-30 | 南车二七车辆有限公司 | A kind of water storage type liner of water heater and forming method thereof |
| CN104098843A (en) * | 2014-07-29 | 2014-10-15 | 德星技术（苏州）有限公司 | Inflaming retarding filter screen for vehicles |
| CN104098843B (en) * | 2014-07-29 | 2017-04-12 | 德星技术（苏州）有限公司 | Inflaming retarding filter screen for vehicles |
| CN105156851A (en) * | 2015-09-29 | 2015-12-16 | 宁波狮球线缆有限公司 | Tablet PC bracket |
| CN107726624A (en) * | 2017-10-13 | 2018-02-23 | 青岛海尔智能技术研发有限公司 | A kind of water heater liner and its manufacture method |
| CN108626395A (en) * | 2018-05-21 | 2018-10-09 | 西安向阳航天材料股份有限公司 | A kind of high-temperature resistant water process container and its manufacturing method |
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Application publication date: 20120725 |