JPS6239157B2 - - Google Patents

Info

Publication number
JPS6239157B2
JPS6239157B2 JP56007279A JP727981A JPS6239157B2 JP S6239157 B2 JPS6239157 B2 JP S6239157B2 JP 56007279 A JP56007279 A JP 56007279A JP 727981 A JP727981 A JP 727981A JP S6239157 B2 JPS6239157 B2 JP S6239157B2
Authority
JP
Japan
Prior art keywords
depolymerization
ethylene glycol
ethylene
cyclic
oligoester
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
Application number
JP56007279A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57122078A (en
Inventor
Takashi Hida
Satoshi Kitamura
Motoki Kanazawa
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.)
NITSUSO YUKA KOGYO KK
Original Assignee
NITSUSO YUKA KOGYO KK
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 NITSUSO YUKA KOGYO KK filed Critical NITSUSO YUKA KOGYO KK
Priority to JP727981A priority Critical patent/JPS57122078A/ja
Publication of JPS57122078A publication Critical patent/JPS57122078A/ja
Publication of JPS6239157B2 publication Critical patent/JPS6239157B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
JP727981A 1981-01-22 1981-01-22 Preparation of macrocyclic ethylenedioate Granted JPS57122078A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP727981A JPS57122078A (en) 1981-01-22 1981-01-22 Preparation of macrocyclic ethylenedioate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP727981A JPS57122078A (en) 1981-01-22 1981-01-22 Preparation of macrocyclic ethylenedioate

Publications (2)

Publication Number Publication Date
JPS57122078A JPS57122078A (en) 1982-07-29
JPS6239157B2 true JPS6239157B2 (enExample) 1987-08-21

Family

ID=11661582

Family Applications (1)

Application Number Title Priority Date Filing Date
JP727981A Granted JPS57122078A (en) 1981-01-22 1981-01-22 Preparation of macrocyclic ethylenedioate

Country Status (1)

Country Link
JP (1) JPS57122078A (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58150587A (ja) * 1982-03-03 1983-09-07 Nisso Yuka Kogyo Kk 大環状エステル化合物の製造方法
FR2530628B1 (fr) * 1982-07-20 1987-12-04 Nisso Petrochemical Ind Co Ltd Procede de production d'un compose d'ester macrocyclique
US6420047B2 (en) 2000-01-21 2002-07-16 Cyclics Corporation Macrocyclic polyester oligomers and processes for polymerizing the same
US6906147B2 (en) 2002-03-20 2005-06-14 Cyclics Corporation Catalytic systems
US6960626B2 (en) 2000-01-21 2005-11-01 Cyclics Corporation Intimate physical mixtures containing macrocyclic polyester oligomer and filler
US7256241B2 (en) 2000-01-21 2007-08-14 Cyclics Corporation Methods for polymerizing macrocyclic polyester oligomers using catalyst promoters
US7151143B2 (en) 2000-01-21 2006-12-19 Cyclics Corporation Blends containing macrocyclic polyester oligomer and high molecular weight polymer
AU2001288663A1 (en) 2000-09-01 2002-03-13 Cyclics Corporation Methods for converting linear polyesters to macrocyclic oligoester compositions and macrocyclic oligoesters
US6436548B1 (en) 2000-09-12 2002-08-20 Cyclics Corporation Species modification in macrocyclic polyester oligomers, and compositions prepared thereby
EP1604987B1 (en) * 2001-06-27 2008-05-21 Cyclics Corporation Shaping of macrocyclic oligoesters
DE60226789D1 (de) 2001-06-27 2008-07-03 Cyclics Corp Formgebende Verarbeitung von makrozyklischen Oligoestern
US7304123B2 (en) 2001-06-27 2007-12-04 Cyclics Corporation Processes for shaping macrocyclic oligoesters
US6787632B2 (en) 2001-10-09 2004-09-07 Cyclics Corporation Organo-titanate catalysts for preparing pure macrocyclic oligoesters
US6831138B2 (en) 2002-01-07 2004-12-14 Cyclics Corporation Polymer-containing organo-metal catalysts
AU2003297330A1 (en) 2002-12-20 2004-07-22 Cyclics Corporation Purification of macrocyclic oligoesters

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2936310A (en) * 1960-05-10 Process of preparing macrocyclic
US4218379A (en) * 1977-09-21 1980-08-19 Emery Industries, Inc. Process for the production of macrocyclic esters
JPS55120581A (en) * 1979-03-09 1980-09-17 Mitsui Petrochem Ind Ltd Production of macrocyclic ester

Also Published As

Publication number Publication date
JPS57122078A (en) 1982-07-29

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