ZA734645B - Manufacture of polyesters - Google Patents

Manufacture of polyesters

Info

Publication number
ZA734645B
ZA734645B ZA734645A ZA734645A ZA734645B ZA 734645 B ZA734645 B ZA 734645B ZA 734645 A ZA734645 A ZA 734645A ZA 734645 A ZA734645 A ZA 734645A ZA 734645 B ZA734645 B ZA 734645B
Authority
ZA
South Africa
Prior art keywords
polyesters
manufacture
Prior art date
Application number
ZA734645A
Other languages
English (en)
Inventor
A Browne
J Mcintyre
Original Assignee
Ici Ltd
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 claimed from GB3420272A external-priority patent/GB1387335A/en
Application filed by Ici Ltd filed Critical Ici Ltd
Publication of ZA734645B publication Critical patent/ZA734645B/xx

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
    • C08G63/87—Non-metals or inter-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
    • C08G63/02—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
    • C08G63/40—Polyesters derived from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof
    • C08G63/42—Cyclic ethers; Cyclic carbonates; Cyclic sulfites; Cyclic orthoesters
    • 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
    • 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

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)
ZA734645A 1972-07-21 1973-07-10 Manufacture of polyesters ZA734645B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3420272A GB1387335A (en) 1972-07-21 1972-07-21 Manufacture of polyesters

Publications (1)

Publication Number Publication Date
ZA734645B true ZA734645B (en) 1974-04-24

Family

ID=10362664

Family Applications (2)

Application Number Title Priority Date Filing Date
ZA734645A ZA734645B (en) 1972-07-21 1973-07-10 Manufacture of polyesters
ZA734646A ZA734646B (en) 1972-07-21 1973-07-10 Manufacture of polyesters

Family Applications After (1)

Application Number Title Priority Date Filing Date
ZA734646A ZA734646B (en) 1972-07-21 1973-07-10 Manufacture of polyesters

Country Status (7)

Country Link
AT (1) AT339608B (enExample)
BE (2) BE802363A (enExample)
BR (2) BR7305452D0 (enExample)
IN (1) IN139727B (enExample)
PL (2) PL95788B1 (enExample)
SU (1) SU579900A3 (enExample)
ZA (2) ZA734645B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7135541B2 (en) * 2003-06-06 2006-11-14 Eastman Chemical Company Polyester process using a pipe reactor
US7074879B2 (en) * 2003-06-06 2006-07-11 Eastman Chemical Company Polyester process using a pipe reactor

Also Published As

Publication number Publication date
IN139727B (enExample) 1976-07-24
PL95788B1 (pl) 1977-11-30
ATA647773A (de) 1977-02-15
PL92641B1 (enExample) 1977-04-30
ZA734646B (en) 1974-03-27
SU579900A3 (ru) 1977-11-05
BR7305446D0 (pt) 1974-09-05
AT339608B (de) 1977-10-25
BE802363A (fr) 1974-01-14
BR7305452D0 (pt) 1974-09-05
BE802362A (fr) 1974-01-14

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