CN107383716B - 一种聚四氟乙烯微孔薄膜及其制备方法 - Google Patents
一种聚四氟乙烯微孔薄膜及其制备方法 Download PDFInfo
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- CN107383716B CN107383716B CN201710468122.7A CN201710468122A CN107383716B CN 107383716 B CN107383716 B CN 107383716B CN 201710468122 A CN201710468122 A CN 201710468122A CN 107383716 B CN107383716 B CN 107383716B
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- Prior art keywords
- titanium dioxide
- polytetrafluoroethylene
- microporous film
- preparation
- tetrabutyl titanate
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- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 127
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 127
- -1 Polytetrafluoroethylene Polymers 0.000 title claims abstract description 126
- 238000002360 preparation method Methods 0.000 title claims abstract description 29
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 166
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 80
- 239000002243 precursor Substances 0.000 claims abstract description 36
- 238000005245 sintering Methods 0.000 claims abstract description 28
- 239000000843 powder Substances 0.000 claims abstract description 24
- 239000011347 resin Substances 0.000 claims abstract description 24
- 229920005989 resin Polymers 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 238000011065 in-situ storage Methods 0.000 claims abstract description 12
- 238000001125 extrusion Methods 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 8
- 230000008569 process Effects 0.000 claims abstract description 7
- 238000003980 solgel method Methods 0.000 claims abstract description 4
- YHWCPXVTRSHPNY-UHFFFAOYSA-N butan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] YHWCPXVTRSHPNY-UHFFFAOYSA-N 0.000 claims description 27
- 238000003756 stirring Methods 0.000 claims description 25
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 15
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 14
- 230000001476 alcoholic effect Effects 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000008367 deionised water Substances 0.000 claims description 9
- 229910021641 deionized water Inorganic materials 0.000 claims description 9
- 229960000583 acetic acid Drugs 0.000 claims description 7
- 239000012362 glacial acetic acid Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 238000003490 calendering Methods 0.000 claims description 5
- 238000007257 deesterification reaction Methods 0.000 claims description 4
- 230000032683 aging Effects 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 238000005886 esterification reaction Methods 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 14
- 239000011148 porous material Substances 0.000 abstract description 11
- 238000005238 degreasing Methods 0.000 abstract description 9
- 238000005096 rolling process Methods 0.000 abstract description 9
- 238000009826 distribution Methods 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 23
- 239000006185 dispersion Substances 0.000 description 12
- 239000000945 filler Substances 0.000 description 11
- 230000002457 bidirectional effect Effects 0.000 description 9
- 238000009998 heat setting Methods 0.000 description 9
- 239000002105 nanoparticle Substances 0.000 description 8
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 239000003350 kerosene Substances 0.000 description 4
- 229940057995 liquid paraffin Drugs 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000002715 modification method Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012982 microporous membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/18—Homopolymers or copolymers or tetrafluoroethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/02—Moulding by agglomerating
- B29C67/04—Sintering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/02—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore of moulding techniques only
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/24—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by surface fusion and bonding of particles to form voids, e.g. sintering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
- C08J2491/06—Waxes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN201710468122.7A CN107383716B (zh) | 2017-06-20 | 2017-06-20 | 一种聚四氟乙烯微孔薄膜及其制备方法 |
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CN201710468122.7A CN107383716B (zh) | 2017-06-20 | 2017-06-20 | 一种聚四氟乙烯微孔薄膜及其制备方法 |
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CN107383716A CN107383716A (zh) | 2017-11-24 |
CN107383716B true CN107383716B (zh) | 2020-03-24 |
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CN113262653A (zh) * | 2021-05-18 | 2021-08-17 | 高培(广州)乳业有限公司 | 一种生物素的检测方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000072944A (ja) * | 1998-09-01 | 2000-03-07 | Nichias Corp | 帯電防止性ポリテトラフルオロエチレン組成物及びその製造方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1631965A (zh) * | 2004-11-22 | 2005-06-29 | 上海新特纺织材料研究中心有限公司 | 一种用于水除菌的聚四氟乙烯微孔薄膜及其制备方法 |
CN1631966A (zh) * | 2004-11-22 | 2005-06-29 | 上海新特纺织材料研究中心有限公司 | 一种永久性亲水聚四氟乙烯微孔薄膜及其制备方法 |
CN102891275A (zh) * | 2011-07-20 | 2013-01-23 | 上海纳米技术及应用国家工程研究中心有限公司 | 改性微孔隔膜及其制备方法和应用 |
CN104802429A (zh) * | 2015-04-23 | 2015-07-29 | 湖州绿净环保科技有限公司 | 一种提高双向拉伸聚四氟乙烯微孔薄膜孔隙率的方法 |
CN104944467A (zh) * | 2015-06-17 | 2015-09-30 | 上海师范大学 | 一种导电二氧化钛纳米棒有序阵列薄膜剥离工艺 |
CN105810981B (zh) * | 2016-04-21 | 2019-06-04 | 常州大学 | 一种离子选择性聚合物复合膜及其制备方法 |
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- 2017-06-20 CN CN201710468122.7A patent/CN107383716B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000072944A (ja) * | 1998-09-01 | 2000-03-07 | Nichias Corp | 帯電防止性ポリテトラフルオロエチレン組成物及びその製造方法 |
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Address after: 301700 No. 88 Fuyuan Road, Wuqing Development Zone, Tianjin District, Wuqing, Tianjin. Applicant after: China Textile Academy (Tianjin) Technology Development Co., Ltd. Applicant after: China Textile Academy (Tianjin) material inspection technology Co. Ltd Applicant after: China Textile Science Research Institute Co., Ltd. Address before: 301700 No. 88 Fuyuan Road, Wuqing Development Zone, Tianjin District, Wuqing, Tianjin. Applicant before: China Textile Academy (Tianjin) Technology Development Co., Ltd. Applicant before: China Textile Academy (Tianjin) material inspection technology Co. Ltd Applicant before: Chinese Textile Scientific Research Inst. |
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