JPS5378269A - Production of porous polytetrafluoroethylene article - Google Patents
Production of porous polytetrafluoroethylene articleInfo
- Publication number
- JPS5378269A JPS5378269A JP15249977A JP15249977A JPS5378269A JP S5378269 A JPS5378269 A JP S5378269A JP 15249977 A JP15249977 A JP 15249977A JP 15249977 A JP15249977 A JP 15249977A JP S5378269 A JPS5378269 A JP S5378269A
- Authority
- JP
- Japan
- Prior art keywords
- production
- porous polytetrafluoroethylene
- polytetrafluoroethylene article
- article
- porous
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/28—Splitting layers from work; Mutually separating layers by cutting
-
- 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
- B29C67/205—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 comprising surface fusion, and bonding of particles to form voids, e.g. sintering
-
- 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
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/006—Pressing and sintering powders, granules or fibres
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5302076 | 1976-12-20 | ||
GB5301976A GB1567055A (en) | 1976-12-20 | 1976-12-20 | Method of making articles of porous polytetrafluorothylene |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5378269A true JPS5378269A (en) | 1978-07-11 |
Family
ID=26267178
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15249977A Pending JPS5378269A (en) | 1976-12-20 | 1977-12-20 | Production of porous polytetrafluoroethylene article |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5378269A (en) |
DE (1) | DE2756644C2 (en) |
FR (1) | FR2374153A1 (en) |
IT (1) | IT1114693B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6434408A (en) * | 1987-07-30 | 1989-02-03 | Toray Industries | Porous membrane of polytetrafluoroethylene-base resin and production thereof |
JPS6434407A (en) * | 1987-07-30 | 1989-02-03 | Toray Industries | Porous membrane of polytetrafluoroethylene-base resin and production thereof |
WO2010047274A1 (en) * | 2008-10-23 | 2010-04-29 | 株式会社カネカ | Process for producing thermoplastic resin foam film and thermoplastic resin foam film |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4474721A (en) * | 1983-02-28 | 1984-10-02 | Chemplast, Inc. | Apparatus for forming threads and filaments of fluorocarbon resin and method thereof |
GB8613015D0 (en) * | 1986-05-29 | 1986-07-02 | Thomas T R | Porous ptfe |
AT501770B1 (en) * | 2005-04-07 | 2007-10-15 | Michel Wolfgang Ing | METHOD FOR PRODUCING A PROFILED TRAIL FROM POLYTETRAFLUOROETHYLENE |
DE102007019447B4 (en) * | 2007-04-25 | 2009-05-07 | Spinner Gmbh | High frequency device with low dielectric losses |
DE102009020621B4 (en) * | 2009-05-09 | 2011-03-03 | Fecken-Kirfel Gmbh & Co. Kg | Film peeling method |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2400091A (en) * | 1944-09-20 | 1946-05-14 | Du Pont | Molding process |
DE1199972B (en) * | 1956-11-20 | 1965-09-02 | Montedison Spa | Process for the production of micro-porous, gas-permeable products from polytetrafluoroethylene |
DE1115441B (en) * | 1958-02-01 | 1961-10-19 | Ewald Merkel Dipl Ing | Method and device for manufacturing hollow bodies, in particular porous ones, from materials based on polyhalohydrocarbons using sintering |
DE1769315C3 (en) * | 1968-05-07 | 1973-09-13 | Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt | Foams made from tetrafluoroethylene polymers |
-
1977
- 1977-12-09 FR FR7737212A patent/FR2374153A1/en active Granted
- 1977-12-14 IT IT3070077A patent/IT1114693B/en active
- 1977-12-19 DE DE19772756644 patent/DE2756644C2/en not_active Expired
- 1977-12-20 JP JP15249977A patent/JPS5378269A/en active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6434408A (en) * | 1987-07-30 | 1989-02-03 | Toray Industries | Porous membrane of polytetrafluoroethylene-base resin and production thereof |
JPS6434407A (en) * | 1987-07-30 | 1989-02-03 | Toray Industries | Porous membrane of polytetrafluoroethylene-base resin and production thereof |
JPH0468011B2 (en) * | 1987-07-30 | 1992-10-30 | Toray Industries | |
JPH0468010B2 (en) * | 1987-07-30 | 1992-10-30 | Toray Industries | |
WO2010047274A1 (en) * | 2008-10-23 | 2010-04-29 | 株式会社カネカ | Process for producing thermoplastic resin foam film and thermoplastic resin foam film |
CN102202871A (en) * | 2008-10-23 | 2011-09-28 | 株式会社钟化 | Process for producing thermoplastic resin foam film and thermoplastic resin foam film |
JP5553024B2 (en) * | 2008-10-23 | 2014-07-16 | 株式会社カネカ | Method for producing thermoplastic foam film |
Also Published As
Publication number | Publication date |
---|---|
FR2374153A1 (en) | 1978-07-13 |
DE2756644C2 (en) | 1982-08-12 |
IT1114693B (en) | 1986-01-27 |
FR2374153B1 (en) | 1980-08-22 |
DE2756644A1 (en) | 1978-06-22 |
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