FR2037819A5 - - Google Patents

Info

Publication number
FR2037819A5
FR2037819A5 FR7008324A FR7008324A FR2037819A5 FR 2037819 A5 FR2037819 A5 FR 2037819A5 FR 7008324 A FR7008324 A FR 7008324A FR 7008324 A FR7008324 A FR 7008324A FR 2037819 A5 FR2037819 A5 FR 2037819A5
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7008324A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Application granted granted Critical
Publication of FR2037819A5 publication Critical patent/FR2037819A5/fr
Expired legal-status Critical Current

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
    • C08G63/785—Preparation processes characterised by the apparatus used
    • 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)
FR7008324A 1969-03-10 1970-03-09 Expired FR2037819A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL696903704A NL140261B (nl) 1969-03-10 1969-03-10 Werkwijze voor het continu polymeriseren van beta-lactonen.

Publications (1)

Publication Number Publication Date
FR2037819A5 true FR2037819A5 (fr) 1970-12-31

Family

ID=19806369

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7008324A Expired FR2037819A5 (fr) 1969-03-10 1970-03-09

Country Status (9)

Country Link
US (1) US3669940A (fr)
AU (1) AU1231470A (fr)
BE (1) BE747053A (fr)
CH (1) CH546264A (fr)
DE (1) DE2011063A1 (fr)
ES (1) ES377293A1 (fr)
FR (1) FR2037819A5 (fr)
GB (1) GB1261153A (fr)
NL (1) NL140261B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145330A (en) * 1977-11-14 1979-03-20 Ethyl Corporation Flame retardant polypivalolactone compositions
US4226757A (en) * 1979-07-17 1980-10-07 Ethyl Corporation Polypivalolactone polymer blends
WO2002100532A1 (fr) 2001-06-13 2002-12-19 Energy & Environmental International, L.C. Reacteurs de polymerisation en masse et procedes de polymerisation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD36499A (fr) * 1960-12-12
NL6508040A (fr) * 1965-06-23 1966-12-27

Also Published As

Publication number Publication date
NL6903704A (fr) 1970-09-14
US3669940A (en) 1972-06-13
ES377293A1 (es) 1973-02-01
DE2011063A1 (de) 1970-09-24
AU1231470A (en) 1971-09-16
BE747053A (fr) 1970-09-09
NL140261B (nl) 1973-11-15
GB1261153A (en) 1972-01-26
CH546264A (de) 1974-02-28

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Legal Events

Date Code Title Description
ST Notification of lapse