ES525496A0 - Un procedimiento para producir un material poroso de polimero de politetrafluoroetileno - Google Patents
Un procedimiento para producir un material poroso de polimero de politetrafluoroetilenoInfo
- Publication number
- ES525496A0 ES525496A0 ES525496A ES525496A ES525496A0 ES 525496 A0 ES525496 A0 ES 525496A0 ES 525496 A ES525496 A ES 525496A ES 525496 A ES525496 A ES 525496A ES 525496 A0 ES525496 A0 ES 525496A0
- Authority
- ES
- Spain
- Prior art keywords
- polyethrafluoroethylene
- polymer
- procedure
- producing
- porous material
- 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.)
- Granted
Links
Classifications
-
- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/08—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of halogenated hydrocarbons
- D01F6/12—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of halogenated hydrocarbons from polymers of fluorinated hydrocarbons
-
- 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
- B29K2027/18—PTFE, i.e. polytetrafluoroethylene, e.g. ePTFE, i.e. expanded polytetrafluoroethylene
-
- 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
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US41646582A | 1982-09-10 | 1982-09-10 | |
| US06/416,466 US4482516A (en) | 1982-09-10 | 1982-09-10 | Process for producing a high strength porous polytetrafluoroethylene product having a coarse microstructure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES8502637A1 ES8502637A1 (es) | 1985-01-16 |
| ES525496A0 true ES525496A0 (es) | 1985-01-16 |
Family
ID=27023364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES525496A Granted ES525496A0 (es) | 1982-09-10 | 1983-09-08 | Un procedimiento para producir un material poroso de polimero de politetrafluoroetileno |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0106496B2 (es) |
| DE (1) | DE3377288D1 (es) |
| DK (1) | DK410383A (es) |
| ES (1) | ES525496A0 (es) |
| FI (1) | FI77880C (es) |
| NO (1) | NO833230L (es) |
| PT (1) | PT77321B (es) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3608158A1 (de) * | 1986-03-12 | 1987-09-17 | Braun Melsungen Ag | Mit vernetzter gelatine impraegnierte gefaessprothese und verfahren zu ihrer herstellung |
| US4867881A (en) * | 1987-09-14 | 1989-09-19 | Minnesota Minning And Manufacturing Company | Orientied microporous film |
| US4877661A (en) * | 1987-10-19 | 1989-10-31 | W. L. Gore & Associates, Inc. | Rapidly recoverable PTFE and process therefore |
| DE3879613T2 (de) * | 1987-10-19 | 1993-10-07 | Gore & Ass | Schnellrückstellbares PTFE und Verfahren zu dessen Herstellung. |
| US4902423A (en) * | 1989-02-02 | 1990-02-20 | W. L. Gore & Associates, Inc. | Highly air permeable expanded polytetrafluoroethylene membranes and process for making them |
| US5296292A (en) * | 1990-09-04 | 1994-03-22 | W. L. Gore & Associates, Inc. | Elongated cylindrical tensile article |
| EP0773971B1 (en) * | 1994-07-27 | 1999-06-23 | W.L. Gore & Associates, Inc. | High strength porous ptfe sheet material |
| US5552100A (en) * | 1995-05-02 | 1996-09-03 | Baxter International Inc. | Method for manufacturing porous fluoropolymer films |
| US6923927B2 (en) | 2000-10-03 | 2005-08-02 | Atrium Medical Corporation | Method for forming expandable polymers having drugs or agents included therewith |
| US6616876B1 (en) | 2000-10-03 | 2003-09-09 | Atrium Medical Corporation | Method for treating expandable polymer materials |
| AU2002225660A1 (en) * | 2001-11-21 | 2003-06-10 | Atrium Medical Corporation | Method for treating expandable polymer materials and products produced therefrom |
| AU2002358691A1 (en) | 2001-12-14 | 2003-06-30 | Aesculap Ag And Co. Kg | Vessel prosthesis, particularly for the replacement of aorta segments near the heart |
| EP1355204A3 (en) * | 2002-04-19 | 2004-04-14 | W.L. Gore & Associates, Inc. | Polytetrafluoroethylene film & manufacture of same |
| US12397250B2 (en) * | 2019-12-05 | 2025-08-26 | Nitto Denko Corporation | Stretched porous polytetrafluoroethylene membrane, air-permeable medium using the same, and filter member using the same |
| US20230015482A1 (en) * | 2019-12-13 | 2023-01-19 | W. L. Gore & Associates, Inc. | Porous polytetrafluoroethylene membrane having a macro-textured surface and method of making the same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE392582B (sv) * | 1970-05-21 | 1977-04-04 | Gore & Ass | Forfarande vid framstellning av ett porost material, genom expandering och streckning av en tetrafluoretenpolymer framstelld i ett pastabildande strengsprutningsforfarande |
| US3962153A (en) * | 1970-05-21 | 1976-06-08 | W. L. Gore & Associates, Inc. | Very highly stretched polytetrafluoroethylene and process therefor |
| US4049589A (en) * | 1973-03-19 | 1977-09-20 | Sumitomo Electric Industries, Ltd. | Porous films of polytetrafluoroethylene and process for producing said films |
| JPS5334868A (en) * | 1976-09-13 | 1978-03-31 | Sumitomo Electric Industries | Fine porous tube |
-
1983
- 1983-09-06 FI FI833179A patent/FI77880C/fi not_active IP Right Cessation
- 1983-09-07 EP EP83305190A patent/EP0106496B2/en not_active Expired - Lifetime
- 1983-09-07 DE DE8383305190T patent/DE3377288D1/de not_active Expired
- 1983-09-08 ES ES525496A patent/ES525496A0/es active Granted
- 1983-09-09 PT PT77321A patent/PT77321B/pt not_active IP Right Cessation
- 1983-09-09 DK DK410383A patent/DK410383A/da not_active Application Discontinuation
- 1983-09-09 NO NO833230A patent/NO833230L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI833179A0 (fi) | 1983-09-06 |
| DK410383A (da) | 1984-03-11 |
| FI833179L (fi) | 1984-03-11 |
| PT77321A (en) | 1983-10-01 |
| DK410383D0 (da) | 1983-09-09 |
| EP0106496B1 (en) | 1988-07-06 |
| FI77880C (fi) | 1989-05-10 |
| ES8502637A1 (es) | 1985-01-16 |
| EP0106496B2 (en) | 1996-09-11 |
| EP0106496A2 (en) | 1984-04-25 |
| FI77880B (fi) | 1989-01-31 |
| NO833230L (no) | 1984-03-12 |
| DE3377288D1 (en) | 1988-08-11 |
| PT77321B (en) | 1986-02-06 |
| EP0106496A3 (en) | 1986-02-19 |
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