EP 0570227 A3 19940615 - POLYESTER FIBER HAVING EXCELLENT DEEP DYEABILITY AND PROCESS FOR PRODUCING THE SAME
Title (en)
POLYESTER FIBER HAVING EXCELLENT DEEP DYEABILITY AND PROCESS FOR PRODUCING THE SAME
Publication
Application
Priority
- JP 8860293 A 19930415
- JP 12196192 A 19920514
Abstract (en)
[origin: EP0570227A2] A polyester fiber having an excellent deep dyeability, comprising a polyester consisting essentially of recurring units of ethylene terephthalate, and incorporated therein, a polyoxyalkylene glycol derivative represented by the following general formula (I), pores defined by traces of removal of said polyoxyalkylene glycol derivative being present on the surface of said fiber: <CHEM> wherein Z represents a residue of at least one dihydroxy compound selected from the group consisting of an aliphatic diol having 5 to 10 carbon atoms, an alicyclic diol having 3 to 15 carbon atoms, a bisphenol compound and a dihydric phenol, A represents an alkylene group having 2 to 4 carbon atoms, X represents a residue of a monohydroxy compound and m is a positive integer.
IPC 1-7
IPC 8 full level
D01F 6/92 (2006.01)
CPC (source: EP KR)
Citation (search report)
- [A] EP 0073437 A2 19830309 - TEIJIN LTD [JP]
- [A] EP 0035796 A1 19810916 - TEIJIN LTD [JP]
- [A] US 4764426 A 19880816 - NAKAMURA RYOJI [JP], et al
- [A] FR 2376230 A1 19780728 - BAYER AG [DE]
- [A] GB 2016364 A 19790926 - KURURAY CO LTD
- [A] EP 0068775 A1 19830105 - TORAY INDUSTRIES [JP]
- [A] EP 0196759 A2 19861008 - TEIJIN LTD [JP]
- [A] GB 956833 A 19640429 - E I DU PONT DE NEMOURS AHD COM
- [A] DATABASE WPI Section Ch Week 8741, Derwent World Patents Index; Class A, AN 87-287553
Designated contracting state (EPC)
DE FR GB IT
DOCDB simple family (publication)
EP 0570227 A2 19931118; EP 0570227 A3 19940615; KR 940005836 A 19940322; TW 223670 B 19940511
DOCDB simple family (application)
EP 93303718 A 19930513; KR 930007978 A 19930510; TW 82103763 A 19930513