Title:
【発明の名称】コハク酸から誘導される繰り返し単位を有するコポリエステル
Document Type and Number:
Japanese Patent JP3369565
Kind Code:
B2
Abstract:
An aliphatic copolyester comprises repeat units of formula (I) or (II): R1 = 2-12C alkylene, provided that the alkylene is other than -(CH2)4-; 4-12 C cycloalkylene; or 4-12 C oxyalkylene; R2 = 3-12 C alkylene, 4-12 C cycloalkylene or 2-12 C oxyalkylene. The copolyester has an I.V of 1.0-2.0 dl/g as measured at 25[deg]C for a 60/40 pts. wt. soln. of phenol/tetrachloroethane. Also claimed are: (1) a dimensionally stable articles selected from films, fibres, foamed and moulded articles; and (2) the prepn. of high mol. wt. aliphatic copolyesters having good colour.
Inventors:
White, alan wayne
Parry, Barry Glen
Alan Scott, Jones
Buchanan, charles michael
Gardner, Robert Marshall
Parry, Barry Glen
Alan Scott, Jones
Buchanan, charles michael
Gardner, Robert Marshall
Application Number:
JP50520095A
Publication Date:
January 20, 2003
Filing Date:
July 13, 1994
Export Citation:
Assignee:
Eastman Chemical Company
International Classes:
A61F13/15; A61F13/49; A61F13/514; A61F13/551; A61L15/00; B32B1/08; B65D1/00; C08G63/16; C08G63/20; C08G63/668; C08G63/672; C08G63/688; C08G63/82; C08G63/85; C08J5/00; C08J9/04; C08K5/13; C08K5/51; C08K5/526; C08L67/02; D01F6/84; (IPC1-7): C08G63/16; C08J5/00; C08J9/04; C08L67/02; D01F6/84
Domestic Patent References:
| JP570566A |
Attorney, Agent or Firm:
Takashi Ishida (1 person outside)