HK1102791A1 - A manufacturing method of biaxially drawn porous polytetrafluoroethylene membrane - Google Patents

A manufacturing method of biaxially drawn porous polytetrafluoroethylene membrane

Info

Publication number
HK1102791A1
HK1102791A1 HK07111233.7A HK07111233A HK1102791A1 HK 1102791 A1 HK1102791 A1 HK 1102791A1 HK 07111233 A HK07111233 A HK 07111233A HK 1102791 A1 HK1102791 A1 HK 1102791A1
Authority
HK
Hong Kong
Prior art keywords
manufacturing
porous polytetrafluoroethylene
polytetrafluoroethylene membrane
biaxially drawn
drawn porous
Prior art date
Application number
HK07111233.7A
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of HK1102791A1 publication Critical patent/HK1102791A1/en

Links

HK07111233.7A 2005-10-12 2007-10-17 A manufacturing method of biaxially drawn porous polytetrafluoroethylene membrane HK1102791A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2005101125931A CN100519149C (en) 2005-10-12 2005-10-12 Biaxial drawing micro-porous teflon film manufacturing method

Publications (1)

Publication Number Publication Date
HK1102791A1 true HK1102791A1 (en) 2007-12-07

Family

ID=38017659

Family Applications (1)

Application Number Title Priority Date Filing Date
HK07111233.7A HK1102791A1 (en) 2005-10-12 2007-10-17 A manufacturing method of biaxially drawn porous polytetrafluoroethylene membrane

Country Status (2)

Country Link
CN (1) CN100519149C (en)
HK (1) HK1102791A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5082740B2 (en) * 2007-10-09 2012-11-28 ダイキン工業株式会社 Biaxially stretched tape manufacturing method
JP6542636B2 (en) * 2014-10-16 2019-07-10 日東電工株式会社 Sound-permeable film, sound-permeable film member provided with the same, microphone and electronic device

Also Published As

Publication number Publication date
CN1947991A (en) 2007-04-18
CN100519149C (en) 2009-07-29

Similar Documents

Publication Publication Date Title
PL2116372T3 (en) Multilayer porous membrane and production method thereof
EP1935480A4 (en) Porous multilayered hollow-fiber membrane and process for producing the same
EP2052771A4 (en) Porous membrane of vinylidene fluoride resin and process for producing the same
EP2008706A4 (en) Highly durable porous pvdf film, method of producing the same and washing method and filtration method using the same
IL183230A0 (en) Reinforced capillary membranes and process for manufacturing thereof
PL2974847T3 (en) Biaxially oriented microporous membrane
EP1930157A4 (en) Polyethylene multi-layer porous membrane, process for production thereof, and separators for cells
EP1968789A4 (en) Porous membrane
EP2301654A4 (en) Hollow porous membrane and process for producing the same
EP2343180A4 (en) Polytetrafluoroethylene porous membrane, method for producing same and waterproof air-permeable filter
DE602005027119D1 (en) MULTILAYER POROUS MEMBRANE AND MANUFACTURING METHOD
EP1733783A4 (en) Separation membrane with selective permeability and process for producing the same
EP1807177A4 (en) A membrane contactor and method of making the same
TWI367827B (en) Microporous composite membrane, and its production method and use
PL2188127T3 (en) Multi-layer microporous polyolefin membrane and its production method
EP2067814A4 (en) Fluororesin membrane, fluororesin composite, porous fluororesin composite, processes for production of them, and separation membrane element
EP1788654A4 (en) Solid polymer electrolyte membrane and method for producing same
EP1666129A4 (en) Composite porous membrane and process for producing the same
EP1917096A4 (en) Porous membranes containing exchange resin
EP1890820A4 (en) Systems and methods of producing membranes
BRPI0717636A2 (en) CERAMIC POROUS MEMBRANE MANUFACTURING METHOD AND CERAMIC FILTER MANUFACTURING METHOD
EP1921701A4 (en) Electrolyte membrane-electrode assembly and method for producing same
EP1875955A4 (en) Hollow fiber membrane module and method of manufacturing the same
IL188715A0 (en) Process for producing a porous track membrane
EP2133136A4 (en) Separation membrane and method for production thereof

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20161012