| (19) |
 |
|
(11) |
EP 1 327 677 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
13.08.2003 Bulletin 2003/33 |
| (43) |
Date of publication A2: |
|
16.07.2003 Bulletin 2003/29 |
| (22) |
Date of filing: 07.07.1999 |
|
|
| (84) |
Designated Contracting States: |
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AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
| (30) |
Priority: |
17.07.1998 GB 9815525
17.05.1999 GB 9911264
|
| (62) |
Application number of the earlier application in accordance with Art. 76 EPC: |
|
01104425.2 / 1103595 |
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99305387.5 / 0979866 |
| (71) |
Applicant: THE PROCTER & GAMBLE COMPANY |
|
Cincinnati, Ohio 45202 (US) |
|
| (72) |
Inventors: |
|
- Ricci, Patrizio
1780 Wemmel (BE)
- Bennie, Brenda Frances
Cramlington, Northumberland (GB)
- Binder, Christopher James
1170 Watermael-Boitsfort (BE)
|
| (74) |
Representative: Brooks, Maxim Courtney et al |
|
Procter & Gamble Technical Centres Limited, Whitley Road, Longbenton
Newcastle upon Tyne NE12 9TS
Newcastle upon Tyne NE12 9TS (GB) |
|
| |
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(57) A multi-phase laundry detergent tablet comprising:
- a) a first phase in the form of a shaped body having at least one mould therein; and
- b) a second phase in the form of a compressed body adhesively contained within said
mould, wherein the tablet composition comprises one or more detergent actives, the
second phase additionally comprises a disrupting agent, the first and second phases
are in a weight ratio of at least 6:1, and the tablet is such that differential dissolution
of the phases occurs in use. The multi-phase tablets provide improved dissolution
and cleaning characteristics together with excellent tablet integrity and strength.