Title (en)

PROTECTED OPTICAL BRIGHTENERS

Publication

EP 0273775 A3 19890426 (EN)

Application

EP 87311536 A 19871231

Priority

• GB 8631101 A 19861231
• GB 8723616 A 19871008

Abstract (en)

[origin: EP0273775A2] Protected additives for use in cleaning compositions such as liquid laundry detergents comprises an optical brightener, bleach, photoactive bleach, perfume, blueing agent or dye dispersed in, or coated with, a hydrophobic substance such as silicone oil or a hydrocarbon, which is insoluble in concentrated liquid detergent but which is disrupted under normal cleaning conditions.

IPC 1-7

C11D 3/42; C11D 3/395; C11D 3/40; C11D 3/50

IPC 8 full level

C11D 3/395 (2006.01); C11D 3/00 (2006.01); C11D 3/39 (2006.01); C11D 3/40 (2006.01); C11D 3/42 (2006.01); C11D 3/50 (2006.01); C11D 11/00 (2006.01); C11D 17/00 (2006.01)

CPC (source: EP)

C11D 3/0063 (2013.01); C11D 3/3947 (2013.01); C11D 3/40 (2013.01); C11D 3/42 (2013.01); C11D 3/505 (2013.01); C11D 17/0039 (2013.01)

Citation (search report)

• [X] EP 0206718 A2 19861230 - CLOROX CO [US]
• [X] US 4708816 A 19871124 - CHANG DANIEL M [US], et al
• [A] US 4090973 A 19780523 - MAGUIRE JR EDWARD JOHN, et al
• [XP] EP 0238216 A1 19870923 - ALBRIGHT & WILSON [GB], et al

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 0273775 A2 19880706; EP 0273775 A3 19890426; AU 8318487 A 19880707; BR 8707185 A 19880809; DK 690187 A 19880701; DK 690187 D0 19871229; FI 875790 A0 19871231; FI 875790 A 19880701; GB 2200377 A 19880803; GB 8730348 D0 19880203; JP H0196296 A 19890414; NO 875493 D0 19871230; NO 875493 L 19880701; PT 86485 A 19880101; PT 86485 B 19901120

DOCDB simple family (application)

EP 87311536 A 19871231; AU 8318487 A 19871231; BR 8707185 A 19871231; DK 690187 A 19871229; FI 875790 A 19871231; GB 8730348 A 19871231; JP 24088 A 19880104; NO 875493 A 19871230; PT 8648587 A 19871231