ZA734646B - Manufacture of polyesters - Google Patents

Manufacture of polyesters

Info

Publication number
ZA734646B
ZA734646B ZA734646A ZA734646A ZA734646B ZA 734646 B ZA734646 B ZA 734646B ZA 734646 A ZA734646 A ZA 734646A ZA 734646 A ZA734646 A ZA 734646A ZA 734646 B ZA734646 B ZA 734646B
Authority
ZA
South Africa
Prior art keywords
polyesters
manufacture
Prior art date
Application number
ZA734646A
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 ZA734646B publication Critical patent/ZA734646B/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)
ZA734646A 1972-07-21 1973-07-10 Manufacture of polyesters ZA734646B (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
ZA734646B true ZA734646B (en) 1974-03-27

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 Before (1)

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

Country Status (7)

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

Families Citing this family (2)

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

Also Published As

Publication number Publication date
BR7305452D0 (pt) 1974-09-05
AT339608B (de) 1977-10-25
BR7305446D0 (pt) 1974-09-05
ATA647773A (de) 1977-02-15
IN139727B (en:Method) 1976-07-24
BE802363A (fr) 1974-01-14
SU579900A3 (ru) 1977-11-05
PL92641B1 (en:Method) 1977-04-30
ZA734645B (en) 1974-04-24
PL95788B1 (pl) 1977-11-30
BE802362A (fr) 1974-01-14

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