JPH0513963B2 - - Google Patents

Info

Publication number
JPH0513963B2
JPH0513963B2 JP60164655A JP16465585A JPH0513963B2 JP H0513963 B2 JPH0513963 B2 JP H0513963B2 JP 60164655 A JP60164655 A JP 60164655A JP 16465585 A JP16465585 A JP 16465585A JP H0513963 B2 JPH0513963 B2 JP H0513963B2
Authority
JP
Japan
Prior art keywords
molecular weight
acid
reaction
polyglycolide
polycondensate
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.)
Expired - Lifetime
Application number
JP60164655A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6225121A (ja
Inventor
Takao Okada
Hironobu Fukuzaki
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.)
Taki Chemical Co Ltd
Original Assignee
Taki Chemical 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 Taki Chemical Co Ltd filed Critical Taki Chemical Co Ltd
Priority to JP16465585A priority Critical patent/JPS6225121A/ja
Publication of JPS6225121A publication Critical patent/JPS6225121A/ja
Publication of JPH0513963B2 publication Critical patent/JPH0513963B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)
JP16465585A 1985-07-24 1985-07-24 ポリグリコリドまたはポリラクチドの製造方法 Granted JPS6225121A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16465585A JPS6225121A (ja) 1985-07-24 1985-07-24 ポリグリコリドまたはポリラクチドの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16465585A JPS6225121A (ja) 1985-07-24 1985-07-24 ポリグリコリドまたはポリラクチドの製造方法

Publications (2)

Publication Number Publication Date
JPS6225121A JPS6225121A (ja) 1987-02-03
JPH0513963B2 true JPH0513963B2 (https=) 1993-02-23

Family

ID=15797299

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16465585A Granted JPS6225121A (ja) 1985-07-24 1985-07-24 ポリグリコリドまたはポリラクチドの製造方法

Country Status (1)

Country Link
JP (1) JPS6225121A (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5496923A (en) * 1993-09-20 1996-03-05 Mitsui Toatsu Chemicals, Inc. Purification process of aliphatic polyester
US5686540A (en) * 1995-09-29 1997-11-11 Dainippon Ink And Chemicals, Inc. Process for the preparation of lactic acid-based polyester
JP4946085B2 (ja) * 2006-02-13 2012-06-06 東レ株式会社 ポリ乳酸可塑剤およびその製造方法
CA2636302C (en) * 2006-02-16 2013-07-16 Toray Industries, Inc. Polyether-polylactic acid composition and polylactic acid-based film containing same
KR102939245B1 (ko) * 2021-07-05 2026-03-12 주식회사 엘지화학 폴리락트산 중합체의 제조 방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3839297A (en) * 1971-11-22 1974-10-01 Ethicon Inc Use of stannous octoate catalyst in the manufacture of l(-)lactide-glycolide copolymer sutures
JPS5161595A (ja) * 1974-11-26 1976-05-28 Adeka Argus Chemical Co Ltd Horiesuterukeikasozaino seizohoho

Also Published As

Publication number Publication date
JPS6225121A (ja) 1987-02-03

Similar Documents

Publication Publication Date Title
JP2641840B2 (ja) 改良された物理特性を有する生分解性ポリ（乳酸）類及びそれらの製造法
JPH0252930B2 (https=)
CA2507146C (en) Method of preparing high molecular weight random polyhydroxypolyamides
JPH0513963B2 (https=)
JPH0441696B2 (https=)
NO142499B (no) Svangerskapsforhindrende og/eller -avbrytende middel inneholdende som aktiv bestanddel et salt av prostaglandin f2alfa
US4533725A (en) Synthesis of high molecular weight polybenzimidazole with arylhalo phosphorus compound catalyst
JPH043763B2 (https=)
US4535144A (en) Synthesis of high molecular weight polybenzimidazole with arylhalo phosphorus compound catalyst
Tani et al. Polymerization of α‐piperidone with M–AlEt3, MAlEt4, or KAlEt3 (piperidone) as catalysts and N‐acetyl‐α‐piperidone as initiator
JPH01156319A (ja) 脂肪族ポリエステルおよびその製造方法
CN112691686B (zh) 一种钒磷氧催化剂及其活化方法和应用
US4100145A (en) Polymerization of 2-pyrrolidone with catalyst prepared from the reaction product of CO2 and anhydrous potassium pyrrolidonate
RU2282640C2 (ru) Применение станниленов и гермиленов в качестве катализаторов полимеризации гетероциклических соединений
KR102939795B1 (ko) 에폭시기가 도입된 생분해성 폴리에스터 블록 공중합체, 이의 제조방법 및 이를 포함하는 에폭시 수지 조성물과 그 경화물
JPS62212423A (ja) ヒドロキシポリカルボン酸エステルの重合体または共重合体の製造法
SU525714A1 (ru) Способ получени полигликолида
JPH05155805A (ja) ハロゲン化カルボン酸の製造法
KR950002608B1 (ko) 내열성이 우수한 폴리글리콜산의 제조방법
US4107411A (en) Method of preparing salts of poly-alpha-hydroxyacrylic acid
SU376413A1 (ru) Способ получения стабилизированных полиамидов
KR20240161352A (ko) 지방족 디카르복실산 제조방법, 지방족 디아민 제조방법, (공)중합체 제조방법 및 지방족 디카르복실산 화합물 포함하는 조성물
JP2874739B2 (ja) ２−ピロリドン重合体の製法
WO1991015522A1 (en) High molecular weight polyvinylpyrrolidones and method for their preparation
Lee et al. Catalytic behavior of silyl-amide complexes for lactide polymerization