Global Patent Index - EP 0681053 A1

EP 0681053 A1 19951108 - Carboxyl group-modified cellulose or acryl fiber and process of producing same.

Title (en)

Carboxyl group-modified cellulose or acryl fiber and process of producing same.

Title (de)

Carboxygruppenmodifizierte Cellulose- oder Acrylfasern und Verfahren zur Herstellung derselben.

Title (fr)

Fibres acryliques ou cellulosiques modifiées par des groupements carboxyl et procédé pour leur fabrication.

Publication

EP 0681053 A1 19951108 (EN)

Application

EP 94303133 A 19940429

Priority

EP 94303133 A 19940429

Abstract (en)

Cellulose or acrylonitrile fiber having methacrylic acid or hydroxyalkyl methacrylate graft-copolymerized in an amount of 3-60 % by weight is disclosed. The graft fiber is produced by reacting methacrylic acid or a hydroxyalkyl methacrylate with cellulose or acrylonitrile fiber in an aqueous medium containing hydrogen peroxide and a ferrous salt.

IPC 1-7

D06M 14/10; D06M 14/04

IPC 8 full level

D06M 14/04 (2006.01); D06M 14/10 (2006.01)

CPC (source: EP)

D06M 14/04 (2013.01); D06M 14/10 (2013.01)

Citation (search report)

  • [XA] US 4743267 A 19880510 - DYER MICHAEL E [US]
  • [X] FR 2387250 A1 19781110 - CHEMIEFASER LENZING AG [AT]
  • [A] EP 0262405 A2 19880406 - MITSUBISHI PETROCHEMICAL CO [JP], et al
  • [A] EP 0189163 A2 19860730 - HAYASHIKANE SHIPBUILDING & ENG [JP]
  • [A] FR 2384867 A1 19781020 - CHEMIEFASER LENZING AG [AT]
  • [X] J.DAS, A.K. MOHANTY AND B.C. SINGH: "Fenton's Reagent Initiated Graft Copolymerization of Methyl Methacrylate onto Jute Fibers", TEXTILE RESEARCH JOURNAL., vol. 59, no. 9, September 1989 (1989-09-01), US, pages 525 - 529, XP000051475
  • [EL] DATABASE WPI Week 9431, Derwent World Patents Index; AN 94-253428

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

EP 0681053 A1 19951108; EP 0681053 B1 20011107; DE 69428980 D1 20011213

DOCDB simple family (application)

EP 94303133 A 19940429; DE 69428980 T 19940429