GB1531720A - Process for producing polytetrafluoroethylene products - Google Patents

Process for producing polytetrafluoroethylene products

Info

Publication number
GB1531720A
GB1531720A GB5390774A GB5390774A GB1531720A GB 1531720 A GB1531720 A GB 1531720A GB 5390774 A GB5390774 A GB 5390774A GB 5390774 A GB5390774 A GB 5390774A GB 1531720 A GB1531720 A GB 1531720A
Authority
GB
United Kingdom
Prior art keywords
ptfe
sintering
tow
oriented sheet
producing polytetrafluoroethylene
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
GB5390774A
Other languages
English (en)
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.)
TBA Industrial Products Ltd
Original Assignee
TBA Industrial Products Ltd
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 by TBA Industrial Products Ltd filed Critical TBA Industrial Products Ltd
Priority to GB5390774A priority Critical patent/GB1531720A/en
Priority to CA241,249A priority patent/CA1064211A/en
Priority to FR7537906A priority patent/FR2294259A1/fr
Priority to IT5266375A priority patent/IT1052570B/it
Priority to JP14830975A priority patent/JPS5858442B2/ja
Priority to DE19752556130 priority patent/DE2556130A1/de
Publication of GB1531720A publication Critical patent/GB1531720A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/42—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Artificial Filaments (AREA)
  • Nonwoven Fabrics (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
GB5390774A 1974-12-13 1974-12-13 Process for producing polytetrafluoroethylene products Expired GB1531720A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB5390774A GB1531720A (en) 1974-12-13 1974-12-13 Process for producing polytetrafluoroethylene products
CA241,249A CA1064211A (en) 1974-12-13 1975-12-08 Process for producing polytetrafluoroethylene products
FR7537906A FR2294259A1 (fr) 1974-12-13 1975-12-11 Fabrication de produits fibrilles en polytetrafluoroethylene a partir d'une nappe mince, notamment pour fils et textiles
IT5266375A IT1052570B (it) 1974-12-13 1975-12-12 Perfezionamento nella produzione di politetrafluoroetilene sfibrillato
JP14830975A JPS5858442B2 (ja) 1974-12-13 1975-12-12 ポリテトラフルオロエチレンセイヒン ノ カイリヨウセイゾウホウ
DE19752556130 DE2556130A1 (de) 1974-12-13 1975-12-12 Verfahren zur herstellung von fibrillierten polytetrafluoraethylenprodukten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5390774A GB1531720A (en) 1974-12-13 1974-12-13 Process for producing polytetrafluoroethylene products

Publications (1)

Publication Number Publication Date
GB1531720A true GB1531720A (en) 1978-11-08

Family

ID=10469367

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5390774A Expired GB1531720A (en) 1974-12-13 1974-12-13 Process for producing polytetrafluoroethylene products

Country Status (6)

Country Link
JP (1) JPS5858442B2 (ja)
CA (1) CA1064211A (ja)
DE (1) DE2556130A1 (ja)
FR (1) FR2294259A1 (ja)
GB (1) GB1531720A (ja)
IT (1) IT1052570B (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2128133A (en) * 1982-10-01 1984-04-26 Johnson & Johnson Fibrillatable dental floss tape
US4646766A (en) * 1982-10-01 1987-03-03 Johnson & Johnson Dental tape
US5562986A (en) * 1993-04-05 1996-10-08 Daikin Industries, Ltd. Polytetrafluoroethylene fibers, polytetrafluoroethylene materials and process for preparation of the same
EP0768394A1 (en) * 1994-06-30 1997-04-16 Daikin Industries, Ltd. Bulky long fiber and split yarn of polytetrafluoroethylene, method of manufacturing the same, cotton-like material manufacturing method using the fiber and yarn, and dust collecting filter cloth
EP0785302A1 (en) * 1994-10-04 1997-07-23 Daikin Industries, Ltd. Mixed cotton-like material, nonwoven cloth obtained from the material and method of manufacturing these materials
EP1439247A1 (en) * 2003-01-20 2004-07-21 Yeu Ming Tai Chemical Industrial Co., Ltd. Polytetrafluoroethylene fiber and method for manufacturing the same

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5880197A (ja) * 1981-11-04 1983-05-14 Toshiba Corp Ｒｏｍテスト方式
JPS59187615A (ja) * 1983-04-01 1984-10-24 Kureha Chem Ind Co Ltd 四フツ化エチレン共重合体極細繊維の製造方法
JPH01100731U (ja) * 1987-12-25 1989-07-06
US7346961B2 (en) * 2004-09-08 2008-03-25 Toray Fluorofibers (America), Inc. Fiber having increased filament separation and method of making same
JP5364461B2 (ja) * 2009-06-17 2013-12-11 宇明泰化工股▲ふん▼有限公司 ポリテトラフルオロエチレン実撚糸及びその製造方法

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2128133A (en) * 1982-10-01 1984-04-26 Johnson & Johnson Fibrillatable dental floss tape
US4646766A (en) * 1982-10-01 1987-03-03 Johnson & Johnson Dental tape
US5562986A (en) * 1993-04-05 1996-10-08 Daikin Industries, Ltd. Polytetrafluoroethylene fibers, polytetrafluoroethylene materials and process for preparation of the same
KR100341078B1 (ko) * 1993-04-05 2002-11-29 다이킨 고교 가부시키가이샤 폴리테트라플루오로에틸렌섬유,그를함유하는면상물질및그의제조방법
EP0768394A1 (en) * 1994-06-30 1997-04-16 Daikin Industries, Ltd. Bulky long fiber and split yarn of polytetrafluoroethylene, method of manufacturing the same, cotton-like material manufacturing method using the fiber and yarn, and dust collecting filter cloth
EP0768394A4 (en) * 1994-06-30 1998-10-21 Daikin Ind Ltd LONG FIBER AND INFLATED POLYTETRAFLUOROETHYLENE SPLIT YARN AND METHODS OF MAKING SAME, METHOD OF MANUFACTURING A COTTON SUBSTANCE BASED ON SUCH FIBER AND SAME, AND DUST-STOPPING FILTER SIEVE
US6133165A (en) * 1994-06-30 2000-10-17 Daikin Industries, Ltd. Bulky polytetrafluoroethylene filament and split yarn, method of producting thereof, method of producing cotton-like materials by using said filament or split yarn and filter cloth for dust collection
EP0785302A1 (en) * 1994-10-04 1997-07-23 Daikin Industries, Ltd. Mixed cotton-like material, nonwoven cloth obtained from the material and method of manufacturing these materials
EP0785302A4 (en) * 1994-10-04 1999-02-24 Daikin Ind Ltd SIMILAR MATERIAL MADE OF COTTON, NON WOVEN OBTAINED FROM THE SAME AND THEIR MANUFACTURING PROCESS
EP1439247A1 (en) * 2003-01-20 2004-07-21 Yeu Ming Tai Chemical Industrial Co., Ltd. Polytetrafluoroethylene fiber and method for manufacturing the same

Also Published As

Publication number Publication date
FR2294259A1 (fr) 1976-07-09
CA1064211A (en) 1979-10-16
JPS5184931A (ja) 1976-07-24
JPS5858442B2 (ja) 1983-12-26
DE2556130A1 (de) 1976-06-24
IT1052570B (it) 1981-07-20
FR2294259B1 (ja) 1978-05-12

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Legal Events

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