CH525919A - Process for the production of high molecular weight linear poly (1,4-cyclohexanedimethanol terephthalate) - Google Patents

Process for the production of high molecular weight linear poly (1,4-cyclohexanedimethanol terephthalate)

Info

Publication number
CH525919A
CH525919A CH1870A CH1870A CH525919A CH 525919 A CH525919 A CH 525919A CH 1870 A CH1870 A CH 1870A CH 1870 A CH1870 A CH 1870A CH 525919 A CH525919 A CH 525919A
Authority
CH
Switzerland
Prior art keywords
production
molecular weight
high molecular
weight linear
linear poly
Prior art date
Application number
CH1870A
Other languages
German (de)
Inventor
Robert Dr Schnegg
Herbert Dr Pelousek
Robert Dr Dippelhofer
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 CH525919A publication Critical patent/CH525919A/en

Links

Classifications

    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/199—Acids or hydroxy compounds containing cycloaliphatic rings
    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78—Preparation processes
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
    • C08G63/86—Germanium, antimony, or compounds thereof
    • C08G63/863—Germanium or compounds thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
CH1870A 1969-01-28 1970-01-05 Process for the production of high molecular weight linear poly (1,4-cyclohexanedimethanol terephthalate) CH525919A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691903970 DE1903970A1 (en) 1969-01-28 1969-01-28 Soluble germanium catalysts for the production of high molecular weight, linear poly (1,4-cyclohexanedimethanol terephthalate)

Publications (1)

Publication Number Publication Date
CH525919A true CH525919A (en) 1972-07-31

Family

ID=5723498

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1870A CH525919A (en) 1969-01-28 1970-01-05 Process for the production of high molecular weight linear poly (1,4-cyclohexanedimethanol terephthalate)

Country Status (6)

Country Link
BE (1) BE745094A (en)
CH (1) CH525919A (en)
DE (1) DE1903970A1 (en)
FR (1) FR2029591B1 (en)
GB (1) GB1239546A (en)
NL (1) NL7000992A (en)

Also Published As

Publication number Publication date
DE1903970A1 (en) 1970-08-20
FR2029591A1 (en) 1970-10-23
FR2029591B1 (en) 1973-11-16
GB1239546A (en) 1971-07-14
BE745094A (en) 1970-07-01
NL7000992A (en) 1970-07-30

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Legal Events

Date Code Title Description
PL Patent ceased