DE1770039A1 - Verfahren zur Herstellung von Poly-alpha,alpha-disubstituierten ss-Propiolactonen - Google Patents

Verfahren zur Herstellung von Poly-alpha,alpha-disubstituierten ss-Propiolactonen

Info

Publication number
DE1770039A1
DE1770039A1 DE19681770039 DE1770039A DE1770039A1 DE 1770039 A1 DE1770039 A1 DE 1770039A1 DE 19681770039 DE19681770039 DE 19681770039 DE 1770039 A DE1770039 A DE 1770039A DE 1770039 A1 DE1770039 A1 DE 1770039A1
Authority
DE
Germany
Prior art keywords
acid
polymerization
anhydride
molecular weight
polymer
Prior art date
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.)
Pending
Application number
DE19681770039
Other languages
German (de)
English (en)
Inventor
Masataka Nakahara
Yasuhiro Ogawa
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.)
Kanegafuchi Spinning Co Ltd
Original Assignee
Kanegafuchi Spinning Co 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
Application filed by Kanegafuchi Spinning Co Ltd filed Critical Kanegafuchi Spinning Co Ltd
Publication of DE1770039A1 publication Critical patent/DE1770039A1/de
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C08G63/08Lactones or lactides

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)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE19681770039 1967-03-22 1968-03-22 Verfahren zur Herstellung von Poly-alpha,alpha-disubstituierten ss-Propiolactonen Pending DE1770039A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1783267 1967-03-22

Publications (1)

Publication Number Publication Date
DE1770039A1 true DE1770039A1 (de) 1972-05-18

Family

ID=11954663

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681770039 Pending DE1770039A1 (de) 1967-03-22 1968-03-22 Verfahren zur Herstellung von Poly-alpha,alpha-disubstituierten ss-Propiolactonen

Country Status (7)

Country Link
US (1) US3607841A (enExample)
BE (1) BE712464A (enExample)
CH (1) CH497480A (enExample)
DE (1) DE1770039A1 (enExample)
FR (1) FR1561554A (enExample)
GB (1) GB1190485A (enExample)
NL (1) NL6803874A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4064086A (en) * 1976-07-13 1977-12-20 National Patent Development Corporation Thermoplastic hydrogels
US5389447A (en) * 1989-06-20 1995-02-14 E. I. Du Pont De Nemours And Company Polymers of 2,2-disubstituted-3-hydroxypropionic acid for ceramic processing
US5448002A (en) * 1994-08-12 1995-09-05 The Goodyear Tire & Rubber Company Synthesis of trans-1,4-polybutadiene having controlled molecular weight
DE19545327C2 (de) * 1995-12-05 2001-04-19 Fraunhofer Ges Forschung Verfahren zur Herstellung von hydrophobierten resorbierbaren Polyestern und deren Verwendung
US10144802B2 (en) * 2016-12-05 2018-12-04 Novomer, Inc. Beta-propiolactone based copolymers containing biogenic carbon, methods for their production and uses thereof
CN113278153B (zh) * 2020-02-20 2024-07-12 北京大学 聚合物及其制备方法和解聚方法

Also Published As

Publication number Publication date
FR1561554A (enExample) 1969-03-28
NL6803874A (enExample) 1968-09-23
CH497480A (de) 1970-10-15
BE712464A (enExample) 1968-07-31
US3607841A (en) 1971-09-21
GB1190485A (en) 1970-05-06

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