CH401456A - Verfahren zur Herstellung von geformten Gebilden aus Polycarbonaten mit erhöhter Reissfestigkeit - Google Patents

Verfahren zur Herstellung von geformten Gebilden aus Polycarbonaten mit erhöhter Reissfestigkeit

Info

Publication number
CH401456A
CH401456A CH1239260A CH1239260A CH401456A CH 401456 A CH401456 A CH 401456A CH 1239260 A CH1239260 A CH 1239260A CH 1239260 A CH1239260 A CH 1239260A CH 401456 A CH401456 A CH 401456A
Authority
CH
Switzerland
Prior art keywords
polycarbonates
production
tear strength
shaped structures
increased tear
Prior art date
Application number
CH1239260A
Other languages
English (en)
Inventor
Alfred Dr Reichle
Hanns Dr Wilsing
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of CH401456A publication Critical patent/CH401456A/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
    • D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
    • D02J1/224—Selection or control of the temperature during stretching
    • 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
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • 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
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
    • D01F6/64—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters from polycarbonates

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Artificial Filaments (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Organic Insulating Materials (AREA)
CH1239260A 1959-11-21 1960-11-05 Verfahren zur Herstellung von geformten Gebilden aus Polycarbonaten mit erhöhter Reissfestigkeit CH401456A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0029895 1959-11-21

Publications (1)

Publication Number Publication Date
CH401456A true CH401456A (de) 1965-10-31

Family

ID=7093504

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1239260A CH401456A (de) 1959-11-21 1960-11-05 Verfahren zur Herstellung von geformten Gebilden aus Polycarbonaten mit erhöhter Reissfestigkeit

Country Status (7)

Country Link
US (1) US3005236A (de)
BE (1) BE597192A (de)
CH (1) CH401456A (de)
DE (1) DE1404362A1 (de)
DK (1) DK98399C (de)
GB (1) GB903603A (de)
NL (2) NL129118C (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1183231B (de) * 1962-07-31 1964-12-10 Bayer Ag Verfahren zum Kristallisieren von extrudierten Folien aus hochmolekularen linearen Polycarbonaten
DE1435459A1 (de) * 1963-09-25 1969-03-20 Bayer Ag Verfahren zur Herstellung von Faeden oder Filmen aus Polycarbonaten mit verbessertenmechanischen und technologischen Eigenschaften
DE3341557A1 (de) * 1983-10-22 1985-05-02 Bayer Ag, 5090 Leverkusen Gefuellte polycarbonatfolien, ihre herstellung und verwendung
DE3421647A1 (de) * 1984-06-09 1985-12-12 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polycarbonat-spritzgussformkoerpern
US7280170B2 (en) * 2004-05-25 2007-10-09 General Electric Company Optical film, light-diffusing film, and methods of making and using the same

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2964797A (en) * 1956-05-17 1960-12-20 Bayer Ag Wrapping foils of high molecular thermoplastic polycarbonates

Also Published As

Publication number Publication date
DK98399C (da) 1964-04-06
GB903603A (en) 1962-08-15
NL258185A (de)
DE1404362A1 (de) 1968-10-17
US3005236A (en) 1961-10-24
NL129118C (de)
BE597192A (de)

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