US5093022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bleaching composition
Assignee: Kao Corp
•
Filing: 1989-11-27
•
Granted: 1992-03-03
•
Expires: 2009-11-27
Abstract
Abstract A bleaching composition which may serve as a detergent comprises hydrogen peroxide and a bleaching activator having a cationic group and having the formula (I) in which L is an ester-having phenyl and an amide-having phenyl: ##STR1##
Inventors
- 👤 Kohshiro Sotoya
- 👤 Nobuyuki Ogura
- 👤 Muneo Aoyagi
- 👤 Moriyasu Murata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:04
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/39; C11D3/3902; C11D3/3905; C11D3/3907; C11D3/3917; C11D3/3927; C07; C07C; C07C229/00; C07C229/02; C07C229/04; C07C229/06; C07C229/10; C07C229/12; C07C235/00; C07C235/42; C07C235/44; C07C235/46; C07C251/00; C07C251/32; C07C251/62; C07C251/64; C07C251/66; C07D; C07D207/00; C07D207/46
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
85 words
A bleaching composition, which comprises: (a) hydrogen peroxide or a peroxide forming hydrogen peroxide in an aqueous solution; and (b) a cationic compound represented by the following general formula (I) ##STR20## where, R 1 represents a C 1-8 alkyl group, R 2 and R 3 each represent a methyl group, R 4 represents --CH 2 ) 1-5 , L represents: ##STR21## a glycerin residue, or a sorbitol residue, in which Y represents H or ##STR22## a glycerine residue, or a residue of a saccharide derivative.
Claim 2
Dependent Claim
85 words
A bleaching composition, which comprises: (a) hydrogen peroxide or a peroxide forming hydrogen peroxide in an aqueous solution; and (b) a cationic compound represented by the following general formula (I) ##STR20## where, R 1 represents a C 1-8 alkyl group, R 2 and R 3 each represent a methyl group, R 4 represents --CH 2 ) 1-5 , L represents: ##STR21## a glycerin residue, or a sorbitol residue, in which Y represents H or ##STR22## a glycerine residue, or a residue of a saccharide derivative.
Claim 3
Dependent Claim
10 words
A bleaching composition according to claim 1, which comprises: ##STR23##
Claim 4
Dependent Claim
10 words
A bleaching composition according to claim 1, which comprises: ##STR24##
Claim 5
Dependent Claim
10 words
A bleaching composition according to claim 1, which comprises: ##STR25##
Claim 6
Dependent Claim
10 words
A bleaching composition according to claim 1, which comprises: ##STR26##
Claim 7
Dependent Claim
6 words
A bleaching composition, which comprises: ##STR27##
Claim 8
Dependent Claim
6 words
A bleaching composition, which comprises: ##STR27##
Claim 9
Dependent Claim
6 words
A bleaching composition, which comprises: ##STR28##
Claim 10
Dependent Claim
6 words
A bleaching composition, which comprises: ##STR28##
Claim 11
Dependent Claim
6 words
A bleaching composition, which comprises: ##STR29##
Claim 12
Dependent Claim
6 words
A bleaching composition, which comprises: ##STR29##
Claim 13
Dependent Claim
16 words
A bleaching composition according to any one of claims 2-8 or 1, further comprising a detergent.
References Cited (Backward Citations)
DE2226779A1
Cited
US4397757A
Cited
US4412934A
Cited
US4483778A
Cited
US4778618A
Cited
US4751015A
Cited
US4818426A
Cited
EP0284292A2
Cited
US4933103A
Cited
US4904406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-03-03 | 1995-09-02 | 1996-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-03-03 | 1999-09-02 | 2000-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-03-03 | 2003-09-02 | 2004-03-03 | $7700.00 | Window Closed / Lapsed |