CN102030955A - Method for manufacturing polytetrafluoroethylene microporous membrane - Google Patents
Method for manufacturing polytetrafluoroethylene microporous membrane Download PDFInfo
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- CN102030955A CN102030955A CN 201010558742 CN201010558742A CN102030955A CN 102030955 A CN102030955 A CN 102030955A CN 201010558742 CN201010558742 CN 201010558742 CN 201010558742 A CN201010558742 A CN 201010558742A CN 102030955 A CN102030955 A CN 102030955A
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- Prior art keywords
- temperature
- teflon membran
- described step
- manufacture method
- microporous teflon
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 36
- 239000012982 microporous membrane Substances 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 21
- -1 polytetrafluoroethylene Polymers 0.000 title claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 239000000314 lubricant Substances 0.000 claims abstract description 18
- 238000001035 drying Methods 0.000 claims abstract description 17
- 238000007669 thermal treatment Methods 0.000 claims abstract description 12
- 238000005096 rolling process Methods 0.000 claims abstract description 5
- 238000003490 calendering Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 49
- 239000004809 Teflon Substances 0.000 claims description 31
- 229920006362 Teflon® Polymers 0.000 claims description 31
- 210000004379 membrane Anatomy 0.000 claims description 31
- 239000002994 raw material Substances 0.000 claims description 24
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 18
- 239000003350 kerosene Substances 0.000 claims description 14
- 238000000465 moulding Methods 0.000 claims description 8
- 238000009998 heat setting Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 238000013461 design Methods 0.000 claims description 2
- 230000036316 preload Effects 0.000 claims description 2
- 238000004513 sizing Methods 0.000 abstract 2
- 239000000843 powder Substances 0.000 abstract 1
- 230000008569 process Effects 0.000 description 15
- 238000012545 processing Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Images
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- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010105587428A CN102030955B (en) | 2010-11-25 | 2010-11-25 | Method for manufacturing polytetrafluoroethylene microporous membrane |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010105587428A CN102030955B (en) | 2010-11-25 | 2010-11-25 | Method for manufacturing polytetrafluoroethylene microporous membrane |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102030955A true CN102030955A (en) | 2011-04-27 |
CN102030955B CN102030955B (en) | 2012-07-25 |
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Family Applications (1)
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CN2010105587428A Active CN102030955B (en) | 2010-11-25 | 2010-11-25 | Method for manufacturing polytetrafluoroethylene microporous membrane |
Country Status (1)
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102963003A (en) * | 2012-11-15 | 2013-03-13 | 上海紫东化工材料有限公司 | Manufacturing method for biaxial-tension polyamide film |
CN103302862A (en) * | 2013-05-06 | 2013-09-18 | 天津市天塑科技集团有限公司技术中心 | Preparation method of polytetrafluoroethylene biaxial stretching hydrophilic microporous filter belt |
CN103483748A (en) * | 2013-07-23 | 2014-01-01 | 恒达农业生化科技控股有限公司 | Preparation methods for special fluorine-containing dispersion resin mixture and microporous film thereof |
CN103483749A (en) * | 2013-07-23 | 2014-01-01 | 恒达农业生化科技控股有限公司 | Special fluorine-containing dispersion resin mixture and microporous film thereof |
CN105199131A (en) * | 2015-09-01 | 2015-12-30 | 北京汉能光伏投资有限公司 | Preparation method and application of polytetrafluoroethylene film for unmanned aerial vehicle |
CN108129780A (en) * | 2017-12-25 | 2018-06-08 | 桐城市祥泰塑业有限公司 | A kind of cracking resistance plastic protective film for plastics and preparation method thereof |
CN108807786A (en) * | 2017-05-04 | 2018-11-13 | 宁波昌祺微滤膜科技有限公司 | A kind of enhancing film and preparation method thereof for battery isolation |
CN108912359A (en) * | 2018-06-12 | 2018-11-30 | 苏州优可发新材料科技有限公司 | A kind of high bubble pressure microporous teflon membran and preparation method thereof |
CN109514786A (en) * | 2018-09-29 | 2019-03-26 | 嘉兴固特塑料制品有限公司 | Polytetrafluorethylepowder powder molding machine and its forming method |
CN109627651A (en) * | 2018-12-25 | 2019-04-16 | 浙江鸿盛环保科技集团有限公司 | A kind of modified teflon material and preparation method thereof |
CN115230131A (en) * | 2022-09-19 | 2022-10-25 | 四川省众望科希盟科技有限公司 | Biaxial stretching device and method for improving uniformity of expanded polytetrafluoroethylene film |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1775847A (en) * | 2005-12-05 | 2006-05-24 | 浙江理工大学 | Method for preparing PTFE film material for air degerming |
CN101081356A (en) * | 2007-07-10 | 2007-12-05 | 浙江理工大学 | Method for preparation of polytetrafluorethylene microporous film for the processing of high-temperature fume and flour dust |
CN101085418A (en) * | 2006-11-30 | 2007-12-12 | 中国人民解放军总后勤部军需装备研究所 | Method of processing polytetrafluoroethene nano-aperture filter membrane |
CN101104314A (en) * | 2006-11-30 | 2008-01-16 | 中国人民解放军总后勤部军需装备研究所 | Polytetrafluoroethylene multi-layer composite film and its protective material preparation method |
CN101518951A (en) * | 2008-02-26 | 2009-09-02 | 通用电气公司 | Methods of making a mixture for a ptfe membrane with inorganic materials, and compositions related thereto |
CN101538395A (en) * | 2009-04-23 | 2009-09-23 | 宁波登天氟材有限公司 | Oil stain-resistant polyfluortetraethylene microporous membrane and processing method thereof |
CN101580598A (en) * | 2008-05-12 | 2009-11-18 | 日东电工株式会社 | Porous polytetrafluoroethylene membrane and method of producing the same, and filter medium |
CN101780718A (en) * | 2009-11-18 | 2010-07-21 | 浙江格尔泰斯环保特材科技有限公司 | Method for manufacturing teflon microporous film for textile fabrics |
-
2010
- 2010-11-25 CN CN2010105587428A patent/CN102030955B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1775847A (en) * | 2005-12-05 | 2006-05-24 | 浙江理工大学 | Method for preparing PTFE film material for air degerming |
CN101085418A (en) * | 2006-11-30 | 2007-12-12 | 中国人民解放军总后勤部军需装备研究所 | Method of processing polytetrafluoroethene nano-aperture filter membrane |
CN101104314A (en) * | 2006-11-30 | 2008-01-16 | 中国人民解放军总后勤部军需装备研究所 | Polytetrafluoroethylene multi-layer composite film and its protective material preparation method |
CN101081356A (en) * | 2007-07-10 | 2007-12-05 | 浙江理工大学 | Method for preparation of polytetrafluorethylene microporous film for the processing of high-temperature fume and flour dust |
CN101518951A (en) * | 2008-02-26 | 2009-09-02 | 通用电气公司 | Methods of making a mixture for a ptfe membrane with inorganic materials, and compositions related thereto |
CN101580598A (en) * | 2008-05-12 | 2009-11-18 | 日东电工株式会社 | Porous polytetrafluoroethylene membrane and method of producing the same, and filter medium |
CN101538395A (en) * | 2009-04-23 | 2009-09-23 | 宁波登天氟材有限公司 | Oil stain-resistant polyfluortetraethylene microporous membrane and processing method thereof |
CN101780718A (en) * | 2009-11-18 | 2010-07-21 | 浙江格尔泰斯环保特材科技有限公司 | Method for manufacturing teflon microporous film for textile fabrics |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102963003B (en) * | 2012-11-15 | 2015-03-25 | 上海紫东化工材料有限公司 | Manufacturing method for biaxial-tension polyamide film |
CN102963003A (en) * | 2012-11-15 | 2013-03-13 | 上海紫东化工材料有限公司 | Manufacturing method for biaxial-tension polyamide film |
CN103302862A (en) * | 2013-05-06 | 2013-09-18 | 天津市天塑科技集团有限公司技术中心 | Preparation method of polytetrafluoroethylene biaxial stretching hydrophilic microporous filter belt |
CN103483748A (en) * | 2013-07-23 | 2014-01-01 | 恒达农业生化科技控股有限公司 | Preparation methods for special fluorine-containing dispersion resin mixture and microporous film thereof |
CN103483749A (en) * | 2013-07-23 | 2014-01-01 | 恒达农业生化科技控股有限公司 | Special fluorine-containing dispersion resin mixture and microporous film thereof |
CN103483748B (en) * | 2013-07-23 | 2015-10-21 | 中大鑫新材料科技(厦门)有限公司 | The preparation method of extraordinary fluorine-containing dispersion resin mixture and microporous membrane thereof |
CN103483749B (en) * | 2013-07-23 | 2015-10-21 | 中大鑫新材料科技(厦门)有限公司 | Extraordinary fluorine-containing dispersion resin mixture and microporous membrane thereof |
CN105199131A (en) * | 2015-09-01 | 2015-12-30 | 北京汉能光伏投资有限公司 | Preparation method and application of polytetrafluoroethylene film for unmanned aerial vehicle |
CN105199131B (en) * | 2015-09-01 | 2018-08-03 | 北京铂阳顶荣光伏科技有限公司 | A kind of preparation method and application of unmanned plane polytetrafluoroethylene film |
CN108807786A (en) * | 2017-05-04 | 2018-11-13 | 宁波昌祺微滤膜科技有限公司 | A kind of enhancing film and preparation method thereof for battery isolation |
CN108129780A (en) * | 2017-12-25 | 2018-06-08 | 桐城市祥泰塑业有限公司 | A kind of cracking resistance plastic protective film for plastics and preparation method thereof |
CN108912359A (en) * | 2018-06-12 | 2018-11-30 | 苏州优可发新材料科技有限公司 | A kind of high bubble pressure microporous teflon membran and preparation method thereof |
CN109514786A (en) * | 2018-09-29 | 2019-03-26 | 嘉兴固特塑料制品有限公司 | Polytetrafluorethylepowder powder molding machine and its forming method |
CN109514786B (en) * | 2018-09-29 | 2021-01-05 | 嘉兴固特塑料制品有限公司 | Polytetrafluoroethylene powder forming machine and forming method thereof |
CN109627651A (en) * | 2018-12-25 | 2019-04-16 | 浙江鸿盛环保科技集团有限公司 | A kind of modified teflon material and preparation method thereof |
CN115230131A (en) * | 2022-09-19 | 2022-10-25 | 四川省众望科希盟科技有限公司 | Biaxial stretching device and method for improving uniformity of expanded polytetrafluoroethylene film |
CN115230131B (en) * | 2022-09-19 | 2022-11-29 | 四川省众望科希盟科技有限公司 | Biaxial stretching device and method for improving uniformity of expanded polytetrafluoroethylene film |
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CN102030955B (en) | 2012-07-25 |
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Legal Events
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Effective date of registration: 20180109 Address after: 324000 Zhejiang Province, Quzhou City Kecheng District Tower Road No. 8 Patentee after: ZHEJIANG HONGSHENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 115004 No. 107, Bohai Avenue, Yingkou, Liaoning Patentee before: Liaoning Jinfulong Environmental Protection New Material Co.,Ltd. |
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TR01 | Transfer of patent right |
Effective date of registration: 20180611 Address after: 115004 No. 101, Zhi Xin Street West, Xishi District, Yingkou, Liaoning Patentee after: LIAONING XINHONGYUAN ENVIRONMENTAL PROTECTION MATERIAL Co.,Ltd. Address before: No. 8, Tashan Road, Kecheng District, Quzhou, Zhejiang Patentee before: ZHEJIANG HONGSHENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20240409 Address after: Building 7, No. 2, No. 8 Guozhi Road, Quzhou City, Zhejiang Province, 324000 Patentee after: Zhejiang Zhengpeng New Material Technology Co.,Ltd. Country or region after: China Address before: 115004 Liaoning Province, Yingkou City West District No. 101 West Street wise Patentee before: LIAONING XINHONGYUAN ENVIRONMENTAL PROTECTION MATERIAL Co.,Ltd. Country or region before: China |
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TR01 | Transfer of patent right |