Patent US4959187A successfully refreshed from Google Patents.
US4959187A
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Glycolate ester peracid precursors
Assignee: Clorox Co
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Filing: 1988-10-14
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Granted: 1990-09-25
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Expires: 2008-10-14
Abstract
Abstract The invention provides novel bleaching compositions comprising peracid precursors with the general structure <IMAGE> with R, R', R'' and L as defined in the specification. Novel peracids and precursors are also herein disclosed. These peracid precursors provide new, proficient and cost-effective compounds for fabric bleaching.
Inventors
- 👤 Ronald A. Fong
- 👤 Sheldon N. Lewis
- 👤 Richard J. Wiersema
- 👤 Alfred G. Zielske
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:11
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/39; C11D3/3902; C11D3/3905; C11D3/3907; C07; C07C; C07C409/00; C07C409/24
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
62 words
A peracid of the structure ##STR73## wherein R is C 1-20 linear or branched alkyl, alkoxylated alkyl, cycloalkyl, aryl, alkyl substituted aryl; and R' and R" are independently H, C 1-20 alkyl, aryl, C 1-20 alkyl, aryl, C 1-20 alkylaryl, aryl substituted with OH, CO 2 or SO 3 , and NR a+ 3 , wherein R a is C 1-30 alkyl.
Claim 2
Dependent Claim
62 words
A peracid of the structure ##STR73## wherein R is C 1-20 linear or branched alkyl, alkoxylated alkyl, cycloalkyl, aryl, alkyl substituted aryl; and R' and R" are independently H, C 1-20 alkyl, aryl, C 1-20 alkyl, aryl, C 1-20 alkylaryl, aryl substituted with OH, CO 2 or SO 3 , and NR a+ 3 , wherein R a is C 1-30 alkyl.
Claim 3
Dependent Claim
13 words
The peracid of claim 1 wherein R is C 1-20 alkyl or aryl.
Claim 4
Dependent Claim
17 words
The peracid of claim 2 having the structure ##STR74## wherein R is C 4-17 alkyl, or aryl.
Claim 5
Dependent Claim
9 words
The peracid of claim 3 which is octanoyloxyperacetic acid.
Claim 6
Dependent Claim
9 words
The peracid of claim 3 which is benzoyloxyperacetic acid.
Claim 7
Dependent Claim
13 words
The alkali metal and alkaline earth salts of the peracid of claim 1.
Claim 8
Dependent Claim
181 words
A peracid precursor of the structure ##STR75## wherein R is a C 1-20 straight or branched chain, alkyl, alkoxylated alkyl, cycloalkyl, aryl, or alkyl substituted aryl, R' and R" are independently H, C 1-20 alkyl, aryl, C 1-20 alkylaryl, aryl substituted with OH, SO 3 or CO 2 , and NR 3 a+ , wherein R a is C 1-30 alkyl, and L is a leaving group selected from: ##STR76## wherein Y and Z are individually H, SO 3 M, CO 2 M, SO 4 M, OH, halogen, --OR 2 , R 3 , or NR 3 4 X, wherein M is an alkali metal or alkaline earth metal counterion, R 2 of --OR 2 is C 1-20 alkyl, R 3 is C 1-6 alkyl, R 4 of NR 3 4 is C 1-30 alkyl, X is a counterpart ion, and Y and Z can be the same or different; (b) --ONR 6 , wherein R 6 comprises at least one carbon which is singly or doubly bonded directly to N; and (c) ##STR77## wherein R 18 is C 1-10 alkyl.
Claim 9
Dependent Claim
181 words
A peracid precursor of the structure ##STR75## wherein R is a C 1-20 straight or branched chain, alkyl, alkoxylated alkyl, cycloalkyl, aryl, or alkyl substituted aryl, R' and R" are independently H, C 1-20 alkyl, aryl, C 1-20 alkylaryl, aryl substituted with OH, SO 3 or CO 2 , and NR 3 a+ , wherein R a is C 1-30 alkyl, and L is a leaving group selected from: ##STR76## wherein Y and Z are individually H, SO 3 M, CO 2 M, SO 4 M, OH, halogen, --OR 2 , R 3 , or NR 3 4 X, wherein M is an alkali metal or alkaline earth metal counterion, R 2 of --OR 2 is C 1-20 alkyl, R 3 is C 1-6 alkyl, R 4 of NR 3 4 is C 1-30 alkyl, X is a counterpart ion, and Y and Z can be the same or different; (b) --ONR 6 , wherein R 6 comprises at least one carbon which is singly or doubly bonded directly to N; and (c) ##STR77## wherein R 18 is C 1-10 alkyl.
Claim 10
Dependent Claim
9 words
The precursor of claim 7 with the structure ##STR78##
Claim 11
Dependent Claim
9 words
The precursor of claim 7 with the structure ##STR79##
Claim 12
Dependent Claim
9 words
The precursor of claim 7 with the structure ##STR80##
Claim 13
Dependent Claim
52 words
The precursor of claim 7 with the structure ##STR81## wherein R 7 and R 8 are each H or C 1-20 alkyl, aryl, alkylaryl or mixtures thereof, and R 7 and R 8 can be the same or different, but at least one of R 7 or R 8 is not H.
Claim 14
Dependent Claim
9 words
The precursor of claim 7 with the structure ##STR82##
Claim 15
Dependent Claim
9 words
The peracid of claim 3 which is heptanoyloxyperacetic acid.
Claim 16
Dependent Claim
9 words
The peracid of claim 3 which is nonanoyloxyperacetic acid.
Claim 17
Dependent Claim
9 words
The peracid of claim 3 which is decanoyloxyperacetic acid.
Claim 18
Dependent Claim
10 words
The precursor of claim 8 which is hexanoyloxyacetyl phenyl sulfonate.
Claim 19
Dependent Claim
10 words
The precursor of claim 8 which is heptanoyloxyacetyl phenyl sulfonate.
Claim 20
Dependent Claim
10 words
The precursor of claim 8 which is octanoyloxyacetyl phenyl sulfonate.
Claim 21
Dependent Claim
10 words
The precursor of claim 8 which is nonanoyloxyacetyl phenyl sulfonate.
Claim 22
Dependent Claim
10 words
The precursor of claim 8 which is decanoyloxyacetyl phenyl sulfonate.
References Cited (Backward Citations)
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