DE1404466A1 - Verfahren zur Verbesserung von in zwei Richtungen molekular orientierten Filmen aus linearen Polyterephthalsaeureestern - Google Patents

Verfahren zur Verbesserung von in zwei Richtungen molekular orientierten Filmen aus linearen Polyterephthalsaeureestern

Info

Publication number
DE1404466A1
DE1404466A1 DE19571404466 DE1404466A DE1404466A1 DE 1404466 A1 DE1404466 A1 DE 1404466A1 DE 19571404466 DE19571404466 DE 19571404466 DE 1404466 A DE1404466 A DE 1404466A DE 1404466 A1 DE1404466 A1 DE 1404466A1
Authority
DE
Germany
Prior art keywords
directionally
improving
linear
acid esters
oriented films
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
Application number
DE19571404466
Other languages
English (en)
Inventor
Alles Francis Peter
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.)
EI Du Pont de Nemours and Co
Original Assignee
EI Du Pont de Nemours and Co
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 to US62945556 priority Critical patent/US2884663A/en
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority to US75892358A priority
Publication of DE1404466A1 publication Critical patent/DE1404466A1/de
Pending legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/42Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/005Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/06Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62Record carriers characterised by the selection of the material
    • G11B5/73Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739Magnetic recording media substrates
    • G11B5/73923Organic polymer substrates
    • G11B5/73927Polyester substrates, e.g. polyethylene terephthalate
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00After-treatment of articles without altering their shape; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2067/00Use of polyesters or derivatives thereof, as moulding material
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/73Processes of stretching
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S8/00Bleaching and dyeing; fluid treatment and chemical modification of textiles and fibers
    • Y10S8/04Polyester fibers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31815Of bituminous or tarry residue
DE19571404466 1956-12-20 1957-12-17 Verfahren zur Verbesserung von in zwei Richtungen molekular orientierten Filmen aus linearen Polyterephthalsaeureestern Pending DE1404466A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US62945556 US2884663A (en) 1956-12-20 1956-12-20 Process for producing improved polymeric terephthalate film
US75892358A true 1958-09-04 1958-09-04

Publications (1)

Publication Number Publication Date
DE1404466A1 true DE1404466A1 (de) 1968-10-03

Family

ID=27090941

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19571404466 Pending DE1404466A1 (de) 1956-12-20 1957-12-17 Verfahren zur Verbesserung von in zwei Richtungen molekular orientierten Filmen aus linearen Polyterephthalsaeureestern
DE19591404479 Pending DE1404479A1 (de) 1956-12-20 1959-05-13 Verfahren zur Verbesserung von in zwei Richtungen molekular orientierten Filmen aus linearen Polyterephthalsaeureestern

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19591404479 Pending DE1404479A1 (de) 1956-12-20 1959-05-13 Verfahren zur Verbesserung von in zwei Richtungen molekular orientierten Filmen aus linearen Polyterephthalsaeureestern

Country Status (5)

Country Link
US (1) US2884663A (de)
BE (1) BE581665A (de)
DE (2) DE1404466A1 (de)
FR (1) FR1188650A (de)
GB (2) GB851875A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3401625A1 (de) * 1983-01-18 1984-10-04 Diafoil Co Ltd Polyesterfolie fuer magnetische aufzeichnungsmedien und verfahren zu ihrer herstellung

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3177277A (en) * 1957-05-10 1965-04-06 Ici Ltd Process for the production of biaxially oriented polyethylene terephthalate film
US3397072A (en) * 1959-08-28 1968-08-13 Du Pont Magnetic recording tape with an asymmetrically oriented terephthalate polymer support
US3088173A (en) * 1961-06-02 1963-05-07 Du Pont Process for preparing oriented polymeric linear terephthalate film with a deglossed writeable surface
US3257489A (en) * 1961-11-28 1966-06-21 Du Pont Process for improving gauge of organic, thermoplastic, crystallizable polymeric film by stretching during heat treating
US3257490A (en) * 1962-10-17 1966-06-21 Du Pont Process for producing flat dimensionally stable, biaxially oriented polypropylene film
US3331906A (en) * 1963-10-04 1967-07-18 Du Pont Process for preparing molded, threedimension textile articles
US3455720A (en) * 1964-08-21 1969-07-15 Du Pont Post-formable film
US3284223A (en) * 1965-05-19 1966-11-08 Eastman Kodak Co Magnetic recording tape supported on terephthalate polyesters of 1, 4-cyclohexanedimethanol
US3461199A (en) * 1966-05-03 1969-08-12 Du Pont Process for improving dimensional stability of tensilized polyester film
US3520846A (en) * 1966-11-01 1970-07-21 Du Pont Polyethylene terephthalate film containing cobaltous aluminate
US3923726A (en) * 1969-06-09 1975-12-02 Minnesota Mining & Mfg Process of making colored high temperature polymers
US4042569A (en) * 1974-08-05 1977-08-16 E. I. Du Pont De Nemours And Company Heat-setting process for polyester film
DD125061A5 (de) * 1975-06-25 1977-03-30
JPS6212015B2 (de) * 1978-08-07 1987-03-16 Toray Industries
JPS6212016B2 (de) * 1978-08-15 1987-03-16 Toray Industries
US4436894A (en) * 1980-07-31 1984-03-13 Teijin Limited Novel wholly aromatic copolyester, process for production thereof, and film melt-shaped therefrom
JPS6056101B2 (de) * 1980-09-25 1985-12-09 Toray Industries
US4497865A (en) * 1982-02-17 1985-02-05 Toray Industries, Inc. Polyethylene terephthalate film, process for the production thereof and magnetic recording medium therefrom
US4557982A (en) * 1983-04-07 1985-12-10 Teijin Limited Magnetic recording flexible disc
DE3610167A1 (de) * 1986-03-26 1987-10-01 Hoechst Ag Mehrschichtige polyesterfolie fuer magnetische informationstraeger
US4867937A (en) * 1987-02-17 1989-09-19 Minnesota Mining And Manufacturing Company Process for producing high modulus film

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB487323A (en) * 1936-11-24 1938-06-15 Ig Farbenindustrie Ag Manufacture of condensation products
US2181231A (en) * 1938-10-05 1939-11-28 Philip H Groggins Synthetic thermoplastic resins
US2360650A (en) * 1940-07-10 1944-10-17 Du Pont Method of treating plastic sheeting
US2386976A (en) * 1943-10-14 1945-10-16 Reece Button Hole Machine Co Method of flattening curly polymerized styrene sheets
US2668988A (en) * 1950-06-03 1954-02-16 Plax Corp Method for increasing the tear resistance of plastic film
US2763029A (en) * 1953-06-19 1956-09-18 Jr Rees E Tulloss Method of producing an optically clear polyethylene film

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3401625A1 (de) * 1983-01-18 1984-10-04 Diafoil Co Ltd Polyesterfolie fuer magnetische aufzeichnungsmedien und verfahren zu ihrer herstellung

Also Published As

Publication number Publication date
GB861636A (en) 1961-02-22
FR1188650A (fr) 1959-09-24
US2884663A (en) 1959-05-05
GB851875A (en) 1960-10-19
DE1404479A1 (de) 1968-11-28
BE581665A (de) 1900-01-01

Similar Documents

Publication Publication Date Title
DE1264761B (de) Verfahren zur Herstellung von poroesen Formkoerpern
DE960461C (de) Verfahren zur Herstellung von Organohalogenmonosilanen aus Organohalogenpolysilanen
DE1047013B (de) Verfahren zur photothermographischen Bilderzeugung
DE1078327B (de) Verfahren zur Herstellung von linearen halogenhaltigen Polyurethanen
DE1254206B (de) Verfahren zur Standortbestimmung und -anzeige von Objekten
DE1266241B (de) Verfahren zur Destillation von Wasser in Fallstromverdampfern
DE1060135B (de) Verfahren zum Stabilisieren von linearen Polyamiden
DE1032526B (de) Verfahren zum Stabilisieren von linearen stickstoffhaltigen Polykondensationsprodukten
DE1520012A1 (de) Verfahren zur Herstellung von Polyimide enthaltenden hitzegehaerteten Kunststoffen
DE1087609B (de) Verfahren zur Herstellung von 3, 5-Diaminopyrazin-2, 6-dicarbon-saeureamiden
DE1410794A1 (de) Verfahren zur Herstellung von geformten Vliesgegenstaenden
DE1159919B (de) Verfahren zur Gewinnung von Uranwertstoffen aus Loesungen in organischen Loesungsmitteln
DE1420426A1 (de) Verfahren zur Herstellung von hochmolekularen Polyacetalen
DE1038542B (de) Verfahren zur Gewinnung von mit Deuterium angereichertem Wasser
DE1097574B (de) Verfahren zur Herstellung eines Halbleiterbauelementes
DE1769756A1 (de) Verfahren zur Herstellung von verstaerkten Gegenstaenden aus Polyimiden
DE1113031B (de) Verfahren zur Herstellung eines Flaechentransistors
DE1031511B (de) Verfahren zur Herstellung von gehaerteten Kunststoffen
DE1132103B (de) Verfahren zur Reinigung von Aluminiumoxyd
DE1035135B (de) Verfahren zur Herstellung von Trioxymethylphosphin
DE1087350B (de) Verfahren zur Verbesserung der Lagerbestaendigkeit der Loesungen von haertbaren Organopolysiloxanharzen
DE1520478B2 (de) Verfahren zur herstellung von modifizierten polyterephthalsaeureestern
DE1439082A1 (de) Verfahren zur Herstellung magnetisierbarer Filme
DE1902318A1 (de) Verfahren zur Herstellung von Erzeugnissen in groesseren Mengen unter Zuhilfenahme eines Rechners
DE1114528B (de) Verfahren zur regiemaesigen Bearbeitung von magnetisch gespeicherten Fernsehaufzeichnungen