Global Patent Index - EP 0948593 A4

EP 0948593 A4 19991013 -

Publication

EP 0948593 A4 19991013

Application

EP 97905571 A 19970109

Priority

  • GB 9600553 A 19960111
  • US 9700471 W 19970109

Abstract (en)

[origin: GB2309032A] There is provided a bismuth diphosphonate compound by which is meant essentially any salt or complex of bismuth with essentially any nitrogen-free organic diphosphonic acids wherein the molar ratio of bismuth to diphosphonate components is from 1:0.7 to 1:7. Bleaching and detergent compositions adapted for use in machine dishwashing having reduced silver-tarnishing, as well as good cleaning performance are also provided which contain an oxygen bleach and the bismuth diphosphonate compound. Preferred processes for making the compositions are described.

IPC 1-7

C11D 7/18

IPC 8 full level

C07F 9/38 (2006.01); C07F 9/94 (2006.01); C11D 3/00 (2006.01); C11D 3/36 (2006.01); C11D 3/39 (2006.01)

CPC (source: EP)

C07F 9/386 (2013.01); C07F 9/94 (2013.01); C11D 3/0073 (2013.01); C11D 3/361 (2013.01); C11D 3/3932 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE

DOCDB simple family (publication)

GB 2309032 A 19970716; GB 9600553 D0 19960313; BR 9706928 A 19990720; CA 2242418 A1 19970717; EP 0948593 A1 19991013; EP 0948593 A4 19991013; WO 9725405 A1 19970717

DOCDB simple family (application)

GB 9600553 A 19960111; BR 9706928 A 19970109; CA 2242418 A 19970109; EP 97905571 A 19970109; US 9700471 W 19970109