Publication

EP 0574236 A3 19940831

Application

EP 93304459 A 19930608

Priority

US 87326592 A 19920608

Abstract (en)

[origin: EP0574236A2] A polymeric viscosification agent which comprises a mixture of an amphoteric material and a water soluble, low molecular weight, non crosslinked anionic polymer in a weight ratio of the non crosslinked anionic polymer to the amphoteric material of about 15:1 to about 1:1.

IPC 1-7

C11D 3/37; C11D 3/02; C11D 3/12; C11D 3/08; C11D 17/00

IPC 8 full level

C11D 3/12 (2006.01); C11D 3/37 (2006.01); C11D 17/00 (2006.01)

CPC (source: EP)

C11D 3/1213 (2013.01); C11D 3/3765 (2013.01); C11D 17/003 (2013.01)

Citation (search report)

• [X] EP 0315024 A2 19890510 - COLGATE PALMOLIVE CO [US]
• [Y] EP 0295093 A1 19881214 - UNILEVER PLC [GB], et al
• [Y] EP 0460810 A1 19911211 - COLGATE PALMOLIVE CO [US]
• [A] GB 2196972 A 19880511 - COLGATE PALMOLIVE CO
• [A] EP 0314061 A2 19890503 - COLGATE PALMOLIVE CO [US]
• [PA] EP 0541204 A1 19930512 - COLGATE PALMOLIVE CO [US]
• [PA] EP 0541202 A1 19930512 - COLGATE PALMOLIVE CO [US]
• [Y] DATABASE WPI Week 8538, Derwent World Patents Index; AN 85-233850

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 0574236 A2 19931215; EP 0574236 A3 19940831; AU 4005293 A 19931209; CA 2097902 A1 19931209; FI 932595 A0 19930607; FI 932595 A 19931209; GR 930100229 A 19940228; NO 932070 D0 19930607; NO 932070 L 19931209; PT 101284 A 19941230

DOCDB simple family (application)

EP 93304459 A 19930608; AU 4005293 A 19930604; CA 2097902 A 19930607; FI 932595 A 19930607; GR 930100229 A 19930608; NO 932070 A 19930607; PT 10128493 A 19930601