JP2014194002A - Ptfe膜 - Google Patents
Ptfe膜 Download PDFInfo
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- JP2014194002A JP2014194002A JP2014023593A JP2014023593A JP2014194002A JP 2014194002 A JP2014194002 A JP 2014194002A JP 2014023593 A JP2014023593 A JP 2014023593A JP 2014023593 A JP2014023593 A JP 2014023593A JP 2014194002 A JP2014194002 A JP 2014194002A
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- JP
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- Prior art keywords
- membrane
- ptfe
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- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 67
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 66
- 238000000034 method Methods 0.000 claims abstract description 22
- 239000011148 porous material Substances 0.000 claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 239000012528 membrane Substances 0.000 claims description 128
- 238000010438 heat treatment Methods 0.000 claims description 36
- 239000012530 fluid Substances 0.000 abstract description 14
- 230000004927 fusion Effects 0.000 abstract description 9
- 238000001914 filtration Methods 0.000 abstract description 8
- 230000001747 exhibiting effect Effects 0.000 abstract 1
- 239000010931 gold Substances 0.000 description 14
- 239000000314 lubricant Substances 0.000 description 9
- 238000002844 melting Methods 0.000 description 9
- 230000008018 melting Effects 0.000 description 9
- 229910021642 ultra pure water Inorganic materials 0.000 description 9
- 239000012498 ultrapure water Substances 0.000 description 9
- 238000003490 calendering Methods 0.000 description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 229910052737 gold Inorganic materials 0.000 description 6
- 239000002131 composite material Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 3
- -1 filter elements Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000003446 ligand Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910003803 Gold(III) chloride Inorganic materials 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000013068 control sample Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- RJHLTVSLYWWTEF-UHFFFAOYSA-K gold trichloride Chemical compound Cl[Au](Cl)Cl RJHLTVSLYWWTEF-UHFFFAOYSA-K 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000007655 standard test method Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- NJRXVEJTAYWCQJ-UHFFFAOYSA-N thiomalic acid Chemical compound OC(=O)CC(S)C(O)=O NJRXVEJTAYWCQJ-UHFFFAOYSA-N 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 235000012431 wafers Nutrition 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
- B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0083—Thermal after-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0086—Mechanical after-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/06—Flat membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/30—Polyalkenyl halides
- B01D71/32—Polyalkenyl halides containing fluorine atoms
- B01D71/36—Polytetrafluoroethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
- B01D2323/081—Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/10—Specific pressure applied
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
【解決手段】第1の多孔質表面及び第2の多孔質表面、並びに第1の多孔質表面と第2の多孔質表面の間のバルクを含み、約2ナノメートル〜約50ナノメートルの細孔等級を有し、第1及び第2の多孔質表面が、融合ノード面積と非融合ノード面積の比として各々約1以上を有するPTFE多孔質膜、並びに前記膜の製造方法及び使用方法。
【選択図】なし
Description
実施例1
実施例2
Claims (8)
- 第1の多孔質表面及び第2の多孔質表面、並びに第1の多孔質表面と第2の多孔質表面の間のバルクを含み、約2ナノメートル〜約50ナノメートルの範囲の細孔等級を有し、前記第1及び前記第2の多孔質表面が、融合ノード面積と非融合ノード面積の比として各々約1以上を有する、PTFE多孔質膜。
- 前記第1及び前記第2の多孔質表面が、融合ノード面積と非融合ノード面積の比として各々約1.5以上を有する、請求項1に記載のPTFE膜。
- 前記第1及び前記第2の多孔質表面が、融合ノード面積と非融合ノード面積の比として各々約1〜約5の範囲を有する、請求項1に記載のPTFE膜。
- 約5ナノメートル〜約20ナノメートルの範囲の細孔等級を有する、請求項1〜3のいずれか一項に記載のPTFE膜。
- (a)PTFE多孔質膜に所与の暴露時間の間高圧をかけるステップと、
(b)続いて、前記PTFE多孔質膜を少なくとも約10秒の暴露時間の間約200℃以上325℃未満の高温にかけ、高温を受けている間、前記膜が加熱要素と接触しないステップと、
を含む、PTFE多孔質膜の製造方法。 - (b)が、前記PTFE多孔質膜を少なくとも約20秒の暴露時間の間約200℃〜約320℃の範囲の高温にかけ、高温を受けている間、前記膜が加熱要素と接触しないステップを含む、請求項5に記載の方法。
- (b)の暴露時間が少なくとも約45秒である、請求項5又は6に記載の方法。
- 請求項5〜7のいずれか一項に記載の方法によって製造される膜。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/768,154 US20140231341A1 (en) | 2013-02-15 | 2013-02-15 | Ptfe membrane |
US13/768,154 | 2013-02-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2014194002A true JP2014194002A (ja) | 2014-10-09 |
Family
ID=50097581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014023593A Pending JP2014194002A (ja) | 2013-02-15 | 2014-02-10 | Ptfe膜 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20140231341A1 (ja) |
EP (1) | EP2767331A1 (ja) |
JP (1) | JP2014194002A (ja) |
KR (2) | KR20140103064A (ja) |
CN (1) | CN103990391A (ja) |
CA (1) | CA2842283A1 (ja) |
SG (1) | SG2014009294A (ja) |
TW (1) | TW201436857A (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016057234A1 (en) * | 2014-10-10 | 2016-04-14 | Entegris, Inc. | Point of use or point of dispense filter with multiple pleat packs |
CN104878502B (zh) * | 2015-05-12 | 2016-09-28 | 长兴圣帆纺织有限公司 | 一种防水环保粘合衬基布 |
KR102160652B1 (ko) * | 2017-11-28 | 2020-09-28 | 주식회사 엘지화학 | 불소계 수지 다공성 막 |
KR20190062168A (ko) | 2017-11-28 | 2019-06-05 | 주식회사 엘지화학 | 불소계 수지 다공성 막의 제조방법 |
CN115404011B (zh) * | 2022-10-31 | 2023-03-03 | 四川省众望科希盟科技有限公司 | 飞机盒段与膨化聚四氟乙烯在介质环境下的粘接方法 |
CN116063729B (zh) * | 2022-12-13 | 2024-03-29 | 福建海德福新材料有限公司 | 一种多孔聚四氟乙烯树脂及其制备方法和应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02645A (ja) * | 1987-10-19 | 1990-01-05 | W L Gore & Assoc Inc | 速回復性ポリテトラフルオロエチレンおよび該物質の製造法 |
JP2005535447A (ja) * | 2002-08-14 | 2005-11-24 | ポール コーポレイション | フルオロポリマー膜 |
JP2010058026A (ja) * | 2008-09-02 | 2010-03-18 | Fujifilm Corp | 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ |
JP2010058025A (ja) * | 2008-09-02 | 2010-03-18 | Fujifilm Corp | 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5366631A (en) * | 1992-02-10 | 1994-11-22 | Pall Corporation | Composite, supported fluorocarbon media |
US20030113528A1 (en) * | 1999-09-17 | 2003-06-19 | Wilson Moya | Patterned porous structures |
US20070131610A1 (en) * | 2005-12-13 | 2007-06-14 | General Electric Company | Membrane-based apparatus and associated method |
JP4963185B2 (ja) * | 2006-03-28 | 2012-06-27 | 日東電工株式会社 | ポリテトラフルオロエチレン多孔質膜の製造方法とフィルター濾材ならびにフィルターユニット |
US8562876B2 (en) * | 2007-11-30 | 2013-10-22 | Baxter International Inc. | Multizone polymer membrane and dialyzer |
CN102151493A (zh) * | 2011-03-18 | 2011-08-17 | 上腾新材料科技(苏州)有限公司 | 一种纳米级聚四氟乙烯微孔膜的制备方法 |
-
2013
- 2013-02-15 US US13/768,154 patent/US20140231341A1/en not_active Abandoned
-
2014
- 2014-02-06 TW TW103103897A patent/TW201436857A/zh unknown
- 2014-02-07 SG SG2014009294A patent/SG2014009294A/en unknown
- 2014-02-07 CA CA2842283A patent/CA2842283A1/en not_active Abandoned
- 2014-02-10 JP JP2014023593A patent/JP2014194002A/ja active Pending
- 2014-02-11 EP EP14154612.7A patent/EP2767331A1/en not_active Withdrawn
- 2014-02-12 KR KR1020140016072A patent/KR20140103064A/ko not_active Application Discontinuation
- 2014-02-14 CN CN201410111375.5A patent/CN103990391A/zh active Pending
-
2015
- 2015-10-23 KR KR1020150148112A patent/KR20150126329A/ko not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02645A (ja) * | 1987-10-19 | 1990-01-05 | W L Gore & Assoc Inc | 速回復性ポリテトラフルオロエチレンおよび該物質の製造法 |
JP2005535447A (ja) * | 2002-08-14 | 2005-11-24 | ポール コーポレイション | フルオロポリマー膜 |
JP2010058026A (ja) * | 2008-09-02 | 2010-03-18 | Fujifilm Corp | 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ |
JP2010058025A (ja) * | 2008-09-02 | 2010-03-18 | Fujifilm Corp | 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ |
Also Published As
Publication number | Publication date |
---|---|
KR20150126329A (ko) | 2015-11-11 |
EP2767331A1 (en) | 2014-08-20 |
KR20140103064A (ko) | 2014-08-25 |
TW201436857A (zh) | 2014-10-01 |
CN103990391A (zh) | 2014-08-20 |
SG2014009294A (en) | 2014-09-26 |
US20140231341A1 (en) | 2014-08-21 |
CA2842283A1 (en) | 2014-08-15 |
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