SE424189B - Forfarande for framstellning av polytetrametylentereftalat med hog viskositet - Google Patents

Forfarande for framstellning av polytetrametylentereftalat med hog viskositet

Info

Publication number
SE424189B
SE424189B SE7806005A SE7806005A SE424189B SE 424189 B SE424189 B SE 424189B SE 7806005 A SE7806005 A SE 7806005A SE 7806005 A SE7806005 A SE 7806005A SE 424189 B SE424189 B SE 424189B
Authority
SE
Sweden
Prior art keywords
viscosity
preparation
weight
hours
condensation
Prior art date
Application number
SE7806005A
Other languages
English (en)
Swedish (sv)
Other versions
SE7806005L (sv
Inventor
W Schmidt
R Minke
Original Assignee
Dynamit Nobel 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 Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Publication of SE7806005L publication Critical patent/SE7806005L/xx
Publication of SE424189B publication Critical patent/SE424189B/sv

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
    • C08G63/78—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
    • C08G63/866—Antimony or compounds thereof
    • 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
    • C08G63/80—Solid-state polycondensation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds

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)
  • Compositions Of Macromolecular Compounds (AREA)
SE7806005A 1977-05-28 1978-05-25 Forfarande for framstellning av polytetrametylentereftalat med hog viskositet SE424189B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2724411A DE2724411C2 (de) 1977-05-28 1977-05-28 Verfahren zur Herstellung von Polytetramethylenterephthalat

Publications (2)

Publication Number Publication Date
SE7806005L SE7806005L (sv) 1978-11-29
SE424189B true SE424189B (sv) 1982-07-05

Family

ID=6010248

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7806005A SE424189B (sv) 1977-05-28 1978-05-25 Forfarande for framstellning av polytetrametylentereftalat med hog viskositet

Country Status (11)

Country Link
US (1) US4193912A (it)
JP (1) JPS53149298A (it)
BE (1) BE867521A (it)
BR (1) BR7803355A (it)
CA (1) CA1126888A (it)
DE (1) DE2724411C2 (it)
FR (1) FR2392054A1 (it)
GB (1) GB1586324A (it)
IT (1) IT1156780B (it)
NL (1) NL7805786A (it)
SE (1) SE424189B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61256A (ja) * 1984-06-12 1986-01-06 Kanebo Ltd 導電性ポリエステル組成物

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE552781A (it) * 1955-11-23
NL272088A (it) * 1960-12-02
US3816377A (en) * 1969-09-30 1974-06-11 Goodyear Tire & Rubber Solid state polymerization process
US3751396A (en) * 1970-11-27 1973-08-07 Celanese Corp Reinforced polyalkylene terephthalate molding resin having reduced burning properties in thin sections
DE2365934C3 (de) * 1973-08-10 1983-12-15 Faserwerke Hüls GmbH, 4370 Marl Herstellung von hochmolekularen Polyestern

Also Published As

Publication number Publication date
GB1586324A (en) 1981-03-18
IT7849573A0 (it) 1978-05-26
DE2724411A1 (de) 1978-12-07
BR7803355A (pt) 1979-01-02
IT1156780B (it) 1987-02-04
CA1126888A (en) 1982-06-29
NL7805786A (nl) 1978-11-30
FR2392054A1 (fr) 1978-12-22
JPS53149298A (en) 1978-12-26
BE867521A (fr) 1978-09-18
US4193912A (en) 1980-03-18
DE2724411C2 (de) 1982-12-02
SE7806005L (sv) 1978-11-29

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