FR2234982B1 - - Google Patents

Info

Publication number
FR2234982B1
FR2234982B1 FR7422453A FR7422453A FR2234982B1 FR 2234982 B1 FR2234982 B1 FR 2234982B1 FR 7422453 A FR7422453 A FR 7422453A FR 7422453 A FR7422453 A FR 7422453A FR 2234982 B1 FR2234982 B1 FR 2234982B1
Authority
FR
France
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
FR7422453A
Other versions
FR2234982A1 (fr
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Publication of FR2234982A1 publication Critical patent/FR2234982A1/fr
Application granted granted Critical
Publication of FR2234982B1 publication Critical patent/FR2234982B1/fr
Expired legal-status Critical Current

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
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • 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
    • B29C55/30—Drawing through a die
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2059/00—Use of polyacetals, e.g. POM, i.e. polyoxymethylene or derivatives thereof, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Artificial Filaments (AREA)
FR7422453A 1973-06-28 1974-06-27 Expired FR2234982B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB30823/73A GB1480479A (en) 1973-06-28 1973-06-28 Process for the production of polymer materials

Publications (2)

Publication Number Publication Date
FR2234982A1 FR2234982A1 (fr) 1975-01-24
FR2234982B1 true FR2234982B1 (fr) 1978-03-24

Family

ID=10313696

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7422453A Expired FR2234982B1 (fr) 1973-06-28 1974-06-27

Country Status (5)

Country Link
JP (3) JPS5034353A (fr)
DE (1) DE2430772C2 (fr)
FR (1) FR2234982B1 (fr)
GB (1) GB1480479A (fr)
IT (1) IT1014402B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1506565A (en) 1974-03-05 1978-04-05 Nat Res Dev Production of polyethylene filaments
GB1568964A (en) * 1975-11-05 1980-06-11 Nat Res Dev Oriented polymer materials
ATE13991T1 (de) * 1978-09-08 1985-07-15 Bethlehem Steel Corp Gerecktes, halb-kristallines polymer-produkt und verfahren und vorrichtung zur herstellung eines solchen produktes.
DE3133897A1 (de) * 1981-08-27 1983-03-10 Deutsche Solvay-Werke Gmbh, 5650 Solingen "verfahren und vorrichtung zur herstellung von kunststoffplatten, -folien, -bahnen, -baendern, - stangen, -formteilen, -gegenstaenden oder -profilen von hoher mechanischer festigkeit aus thermoplasten"
DE3578399D1 (de) * 1984-04-13 1990-08-02 Nat Res Dev Verfahren zum verformen im festen zustand.
WO1989000493A1 (fr) * 1987-07-10 1989-01-26 The Broken Hill Proprietary Company Limited Articles a base de polymere oriente
GB2207436B (en) * 1987-07-24 1991-07-24 Nat Research And Dev Corp The Solid phase deformation process
US4882230A (en) * 1987-10-30 1989-11-21 Kimberly-Clark Corporation Multilayer polymeric film having dead bend characteristics
KR890017063A (ko) * 1988-05-04 1989-12-15 제이.유.뉴컴 사출 공정 및 장치
JP2794179B2 (ja) * 1988-09-30 1998-09-03 旭化成工業株式会社 ポリエチレン微多孔膜及びリチウム電池セパレーター
US5204045A (en) * 1990-06-15 1993-04-20 Symplastics Limited Process for extruding polymer shapes with smooth, unbroken surface
US5169587A (en) * 1990-06-15 1992-12-08 Symplastics Limited Process for extruding large oriented polymer shapes
JPH06114507A (ja) * 1992-10-09 1994-04-26 Nippon Steel Corp 連続鋳造ドラム用のブラシ装置
GB9522477D0 (en) 1995-11-02 1996-01-03 Howmedica Method of improving the wear quality of ultra-high molecular weight polyethylene

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1031957B (de) * 1956-03-17 1958-06-12 Huels Chemische Werke Ag Verfahren zum spanlosen Verformen von Polyaethylen
NL236752A (fr) * 1958-03-04
DE1570601A1 (de) * 1965-09-03 1970-02-05 Bayer Ag Verfahren zur Herstellung von stickstoffhaltigen Copolymeren des Formaldehyds
NL6605242A (fr) * 1966-04-20 1967-10-23
US3733383A (en) * 1970-07-09 1973-05-15 Ici Ltd Deformation of polymeric materials
JPS5017106B1 (fr) * 1970-12-16 1975-06-18
GB1382697A (en) * 1971-10-05 1975-02-05 Sanyo Kokusaku Pulp Co Method for producing a thermoplastic synthetic polymer film
JPS5213230B2 (fr) * 1972-10-31 1977-04-13

Also Published As

Publication number Publication date
JPS5034353A (fr) 1975-04-02
IT1014402B (it) 1977-04-20
JPS5964339A (ja) 1984-04-12
DE2430772A1 (de) 1975-01-23
FR2234982A1 (fr) 1975-01-24
JPH02192927A (ja) 1990-07-30
DE2430772C2 (de) 1984-11-29
GB1480479A (en) 1977-07-20
JPH0572250B2 (fr) 1993-10-08

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Legal Events

Date Code Title Description
ST Notification of lapse