NL161475C - PREPARATION OF LACTON POLYESTERS. - Google Patents

PREPARATION OF LACTON POLYESTERS.

Info

Publication number
NL161475C
NL161475C NL7001237A NL7001237A NL161475C NL 161475 C NL161475 C NL 161475C NL 7001237 A NL7001237 A NL 7001237A NL 7001237 A NL7001237 A NL 7001237A NL 161475 C NL161475 C NL 161475C
Authority
NL
Netherlands
Prior art keywords
lacton
polyesters
preparation
lacton polyesters
Prior art date
Application number
NL7001237A
Other languages
Dutch (nl)
Other versions
NL7001237A (en
NL161475B (en
Original Assignee
Stamicarbon
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 Stamicarbon filed Critical Stamicarbon
Priority to NL7001237A priority Critical patent/NL161475C/en
Priority to BE762043A priority patent/BE762043A/en
Priority to CA103984A priority patent/CA919342A/en
Priority to DE19712104246 priority patent/DE2104246A1/en
Priority to FR7103016A priority patent/FR2077397B1/fr
Priority to GB2160771A priority patent/GB1292780A/en
Publication of NL7001237A publication Critical patent/NL7001237A/en
Priority to US05/348,532 priority patent/US4071507A/en
Publication of NL161475B publication Critical patent/NL161475B/en
Application granted granted Critical
Publication of NL161475C publication Critical patent/NL161475C/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
    • C08G63/78—Preparation processes
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/823—Preparation processes characterised by the catalyst used for the preparation of polylactones or polylactides

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)
NL7001237A 1970-01-29 1970-01-29 PREPARATION OF LACTON POLYESTERS. NL161475C (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL7001237A NL161475C (en) 1970-01-29 1970-01-29 PREPARATION OF LACTON POLYESTERS.
BE762043A BE762043A (en) 1970-01-29 1971-01-26 PREPARATION OF LACTONE POLYESTERS
CA103984A CA919342A (en) 1970-01-29 1971-01-29 Preparation of lactone polyesters
DE19712104246 DE2104246A1 (en) 1970-01-29 1971-01-29 Manufacture of lactone polyesters
FR7103016A FR2077397B1 (en) 1970-01-29 1971-01-29
GB2160771A GB1292780A (en) 1970-01-29 1971-04-19 Preparation of lactone polyesters
US05/348,532 US4071507A (en) 1970-01-29 1973-04-06 Preparation of lactone polyesters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7001237A NL161475C (en) 1970-01-29 1970-01-29 PREPARATION OF LACTON POLYESTERS.

Publications (3)

Publication Number Publication Date
NL7001237A NL7001237A (en) 1971-08-02
NL161475B NL161475B (en) 1979-09-17
NL161475C true NL161475C (en) 1980-02-15

Family

ID=19809189

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7001237A NL161475C (en) 1970-01-29 1970-01-29 PREPARATION OF LACTON POLYESTERS.

Country Status (6)

Country Link
BE (1) BE762043A (en)
CA (1) CA919342A (en)
DE (1) DE2104246A1 (en)
FR (1) FR2077397B1 (en)
GB (1) GB1292780A (en)
NL (1) NL161475C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7018015A (en) * 1970-12-10 1972-06-13
US5281691A (en) * 1992-06-19 1994-01-25 Eastman Kodak Company Poly(3-hydroxyalkanoates)

Also Published As

Publication number Publication date
NL7001237A (en) 1971-08-02
CA919342A (en) 1973-01-16
FR2077397A1 (en) 1971-10-22
FR2077397B1 (en) 1974-02-22
GB1292780A (en) 1972-10-11
NL161475B (en) 1979-09-17
DE2104246A1 (en) 1971-08-05
BE762043A (en) 1971-07-26

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: STAMICARBON