GB1553050A - Process for producing microporous tube of a vinylidene fluoride polymer - Google Patents

Process for producing microporous tube of a vinylidene fluoride polymer

Info

Publication number
GB1553050A
GB1553050A GB273878A GB273878A GB1553050A GB 1553050 A GB1553050 A GB 1553050A GB 273878 A GB273878 A GB 273878A GB 273878 A GB273878 A GB 273878A GB 1553050 A GB1553050 A GB 1553050A
Authority
GB
United Kingdom
Prior art keywords
vinylidene fluoride
fluoride polymer
microporous tube
producing microporous
producing
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.)
Expired
Application number
GB273878A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kureha Corp
Original Assignee
Kureha Corp
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
Priority claimed from JP12877677A external-priority patent/JPS5462273A/en
Application filed by Kureha Corp filed Critical Kureha Corp
Publication of GB1553050A publication Critical patent/GB1553050A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01D71/34—Polyvinylidene fluoride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/06—Tubular membrane modules
    • B01D63/061—Manufacturing thereof
    • 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
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0068—Permeability to liquids; Adsorption
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/14—Filters
GB273878A 1977-01-27 1978-01-24 Process for producing microporous tube of a vinylidene fluoride polymer Expired GB1553050A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP730577 1977-01-27
JP12877677A JPS5462273A (en) 1977-10-28 1977-10-28 Method of making microporous tube of vinylidene fluoride polymer

Publications (1)

Publication Number Publication Date
GB1553050A true GB1553050A (en) 1979-09-19

Family

ID=26341580

Family Applications (1)

Application Number Title Priority Date Filing Date
GB273878A Expired GB1553050A (en) 1977-01-27 1978-01-24 Process for producing microporous tube of a vinylidene fluoride polymer

Country Status (3)

Country Link
DE (1) DE2803198A1 (en)
FR (1) FR2378624A1 (en)
GB (1) GB1553050A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998038029A1 (en) * 1997-02-25 1998-09-03 Elf Atochem S.A. A thermoplastic fluororesin porous body, a method for the production thereof and use of said porous body for producing a battery cell
EP0508162B1 (en) * 1991-04-11 2003-03-05 Pall Corporation Method of making a uniform, microporous hydrophilic polyvinylidene difluoride membrane
WO2005035641A1 (en) * 2003-09-12 2005-04-21 3M Innovative Properties Company Microporous pvdf films and method of manufacturing
US11530306B2 (en) 2016-06-20 2022-12-20 Solvay Sa Fluoropolymer film

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4377481A (en) * 1980-11-14 1983-03-22 Abcor, Inc. Blended, polymeric, matrix membrane and process of making and using same
JPS58201823A (en) * 1982-05-18 1983-11-24 Asahi Glass Co Ltd Preparation of ion exchange memerane
DE3415028A1 (en) * 1984-04-19 1985-10-31 Veritas Gummiwerke AG, 6460 Gelnhausen METHOD FOR PRODUCING VULCANIZED RUBBER TUBES

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA921220A (en) * 1966-07-14 1973-02-20 Ishii Hajime Polyvinylidene fluoride films and process for producing the same
FR1544807A (en) * 1967-09-27 1968-11-08 Celanese Corp Open cell film
US3962153A (en) * 1970-05-21 1976-06-08 W. L. Gore & Associates, Inc. Very highly stretched polytetrafluoroethylene and process therefor
CA980967A (en) * 1971-02-03 1976-01-06 Takayuki Katto Process for producing porous articles of polytetrafluoroethylene
GB1367738A (en) * 1971-07-20 1974-09-25 Kureha Chemical Ind Co Ltd Process for the production of polyvinylidene fluoride resin film
BE769308A (en) * 1971-07-30 1971-12-30 Polaroid Corp Desalination membrane - of corrugated vinyldene fluoride

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0508162B1 (en) * 1991-04-11 2003-03-05 Pall Corporation Method of making a uniform, microporous hydrophilic polyvinylidene difluoride membrane
WO1998038029A1 (en) * 1997-02-25 1998-09-03 Elf Atochem S.A. A thermoplastic fluororesin porous body, a method for the production thereof and use of said porous body for producing a battery cell
WO2005035641A1 (en) * 2003-09-12 2005-04-21 3M Innovative Properties Company Microporous pvdf films and method of manufacturing
US7338692B2 (en) 2003-09-12 2008-03-04 3M Innovative Properties Company Microporous PVDF films
US8663868B2 (en) 2003-09-12 2014-03-04 3M Innovative Properties Company Microporous PVDF films
US8962214B2 (en) 2003-09-12 2015-02-24 3M Innovative Properties Company Microporous PVDF films
US11530306B2 (en) 2016-06-20 2022-12-20 Solvay Sa Fluoropolymer film

Also Published As

Publication number Publication date
DE2803198A1 (en) 1978-08-10
FR2378624A1 (en) 1978-08-25
FR2378624B1 (en) 1982-03-26

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee