US5047577A
Expired / Lapsed
US
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Quaternary ammonium compounds
Assignee: Albemarle Corp
•
Filing: 1986-08-08
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Granted: 1991-09-10
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Expires: 2006-08-08
Abstract
Abstract Peroxygen laundry bleach (e.g. sodium perborate) is activated to be effective at a lower temperature by use in combination with a hydrocarbonyloxyhydrocarbyl trihydracarbyl quaternary ammonium salt, e.g. dodecyldimethyl 2-acetyloxyethylammonium bromide.
Inventors
- 👤 Kim R. Smith
- 👤 Joe D. Sauer
- 👤 James E. Borland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:20
CPC Classifications
A; A01; A01N; A01N41/00; A01N41/02; A01N33/00; A01N33/02; A01N33/12; A01N37/00; A01N37/12; A01N37/44; A01N41/10; C; C07; C07C; C07C211/00; C07C211/62; C07C211/63; C07C215/00; C07C215/74; C07C215/90; C07C217/00; C07C217/02; C07C217/04; C07C217/06; C07C217/08; C07C217/14; C07C217/16; C07C219/00; C07C219/02; C07C219/04; C07C219/06; C07C229/00; C07C229/02; C07C229/04; C07C229/06; C07C229/10; C07C229/12; C07C255/00; C07C255/01; C07C255/24; C07C305/00; C07C305/02; C07C305/04; C07C305/06; C07C317/00; C07C317/26; C07C317/28; C07C321/00; C07C321/12; C07C321/14; C07C323/00; C07C323/23; C07C323/24; C07C323/25
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
49 words
A quaternary ammonium laundry bleach activator having the formula ##STR4## wherein R 1 and R 2 are alkyls containing 8-20 carbon atoms, R 3 is methyl, R 4 is --(CH 2 CH 2 )--, R 5 is an alkyl containing 1-20 carbon atoms and X is a monovalent anion.
Claim 2
Dependent Claim
49 words
A quaternary ammonium laundry bleach activator having the formula ##STR4## wherein R 1 and R 2 are alkyls containing 8-20 carbon atoms, R 3 is methyl, R 4 is --(CH 2 CH 2 )--, R 5 is an alkyl containing 1-20 carbon atoms and X is a monovalent anion.
Claim 3
Dependent Claim
10 words
A bleach activator of claim 1 wherein X is halogen.
Claim 4
Dependent Claim
16 words
A bleach activator of claim 2 wherein R 5 is an alkyl containing 1-11 carbon atoms.
Claim 5
Dependent Claim
10 words
A bleach activator of claim 3 namely, didodecyl-methyl 2-acetyloxyethylammonium chloride.
Claim 6
Dependent Claim
10 words
A bleach activator of claim 3 namely, didecylmethyl 2-acetyloxyethylammonium chloride.
Claim 7
Dependent Claim
10 words
A bleach activator of claim 3 namely, dioctylmethyl 2-acetyloxyethylammonium chloride.
Claim 8
Dependent Claim
63 words
An oxygen bleaching composition comprising a peroxygen bleaching compound and a bleach activator having the formula ##STR5## wherein R 1 , R 2 and R 3 are aliphatic hydrocarbon groups containing 1-30 carbon atoms, R 4 is a divalent aliphatic hydrocarbon group containing 1-12 carbon atoms and R 5 is a hydrocarbon group containing 1-20 carbon atoms and X is a monovalent anion.
Claim 9
Dependent Claim
63 words
An oxygen bleaching composition comprising a peroxygen bleaching compound and a bleach activator having the formula ##STR5## wherein R 1 , R 2 and R 3 are aliphatic hydrocarbon groups containing 1-30 carbon atoms, R 4 is a divalent aliphatic hydrocarbon group containing 1-12 carbon atoms and R 5 is a hydrocarbon group containing 1-20 carbon atoms and X is a monovalent anion.
Claim 10
Dependent Claim
38 words
A bleaching composition of claim 7 wherein said inorganic peroxygen bleaching compound is selected from the group consisting of sodium perborate, sodium perborate hydrates, sodium carbonate peroxyhydrate, sodium pyrophosphate peroxygen hydrate, urea peroxyhydrate, sodium peroxide and mixtures thereof.
Claim 11
Dependent Claim
55 words
A bleaching composition of claim 7 wherein R 1 is an alkyl containing 8-20 carbon atoms, R 2 is an alkyl containing 8-20 carbon atoms or is a methyl group, R 3 is methyl, R 4 is --CH 2 CH 2 --, R 5 is an alkyl containing 1-20 carbon atoms and X is halogen.
Claim 12
Dependent Claim
44 words
A bleaching composition of claim 9 wherein R 1 is an alkyl containing from 8 to 20 carbon atoms, R 2 and R 3 are methyl, R 4 is --CH 2 CH 2 -- and R 5 is an alkyl containing 1-11 carbon atoms.
Claim 13
Dependent Claim
14 words
A bleaching composition of claim 10 wherein said bleach activator is hexadecyldimethyl 2-acetyloxyethylammonium chloride.
Claim 14
Dependent Claim
14 words
A bleaching composition of claim 10 wherein said bleach activator is tetradecyldimethyl 2-acetyloxyethylammonium chloride.
Claim 15
Dependent Claim
14 words
A bleaching composition of claim 10 wherein said bleach activator is dodecyldimethyl 2-acetyloxyethylammonium chloride.
Claim 16
Dependent Claim
14 words
A bleaching composition of claim 10 wherein said bleach activator is decyldimethyl 2-acetyloxyethylammonium chloride.
Claim 17
Dependent Claim
14 words
A bleaching composition of claim 10 wherein said bleach activator is dioctyldimethyl 2-acetyloxyethylammonium chloride.
Claim 18
Dependent Claim
40 words
A bleaching composition of claim 7 wherein R 1 and R 2 are alkyls containing 8-20 carbon atoms, R 3 is methyl, R 4 is --CH 2 CH 2 -- and R 5 is an alkyl containing 1-11 carbon atoms.
Claim 19
Dependent Claim
14 words
A bleaching composition of claim 16 wherein said bleach activator is didodecylmethyl 2-acetyloxyethylammonium chloride.
Claim 20
Dependent Claim
14 words
A bleaching composition of claim 16 wherein said bleach activator is didecylmethyl 2-acetyloxyethylammonium chloride.
Claim 21
Dependent Claim
14 words
A bleaching composition of claim 16 wherein said bleach activator is dioctylmethyl 2-acetyloxyethylammonium chloride.
Claim 22
Dependent Claim
21 words
A bleaching composition of claim 10 wherein said inorganic peroxygen compound is sodium perborate, a sodium perborate hydrate or mixtures thereof.
Claim 23
Dependent Claim
21 words
A bleaching composition of claim 16 wherein said inorganic peroxygen compound is sodium perborate, a sodium perborate hydrate or mixtures thereof.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-09-09 | 1995-03-11 | 1995-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-09-09 | 1999-03-11 | 1999-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-09-09 | 2003-03-11 | 2003-09-10 | $7700.00 | Window Closed / Lapsed |