US4439335A
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Concentrated fabric softening compositions
Assignee: Procter and Gamble Co
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Filing: 1981-11-17
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Granted: 1984-03-27
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Expires: 2001-11-17
Abstract
Abstract An aqueous concentrated cationic fabric softening composition wherein the cationic softener system comprises a binary mixture of a mono nitrogen quaternary ammonium cationic softener salt and a second cationic softener salt selected from certain di(2-amidoethyl)methyl quaternary ammonium salts and imidazolinium salts.
Inventors
- 👤 Michael E. Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:35
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/001; C11D3/0015; C11D1/00; C11D1/38; C11D1/645; D; D06; D06M; D06M13/00; D06M13/322; D06M13/46; D06M13/461; D06M13/463; D06M2200/00; D06M2200/50
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
361 words
Concentrated aqueous fabric softener compositions which are pourable at 40° F., the said compositions comprising: A. from 8% to about 12.5% of a mono nitrogen quaternary ammonium cationic softener salt having the formula ##STR10## wherein R 1 and R 2 can be the same or different from each other and are selected from the group consisting of C 14 to C 20 alkyl and alkenyl groups, R 3 and R 4 can be the same or different and are selected from the group consisting of C 1 to C 3 alkyl or --(C n H 2n O) x H groups wherein n is 2 or 3, x is from 1 to about 3, and wherein X - is an anion selected from halide, methylsulfate or ethylsulfate; B. from about 5% to about 18% of a second cationic softener salt selected from the group consisting of ##STR11## wherein R 5 and R 6 are the same or different from each other and are selected from the group consisting of C 14 to C 20 alkyl and alkenyl groups, wherein R 7 is selected from the group consisting of H, methyl, ethyl and (C n H 2n O) x H wherein n is 2 or 3 and x is from 1 to about 5 and wherein X - is selected from halide, ethylsulfate or methylsulfate; ##STR12## wherein R 8 and R 9 are the same or different from each other and are selected from the group consisting of C 14 to C 20 alkyl and alkenyl groups, wherein X - is halide, ethylsulfate or methylsulfate; ##STR13## wherein R 10 and R 11 can be the same or different from each other and are selected from the group consisting of C 14 to C 20 alkyl and alkenyl and X - is halide, methylsulfate or ethylsulfate; C. from about 0.05% to 0.6% of an inorganic water-soluble ionizable salt; and D. water; wherein the total amount of Components A+B is from about 15% to about 23%, wherein there is unsaturation present on at least one of Components A or B such that the cationic active system has an Iodine Value of at least about 5.7.
Claim 2
Dependent Claim
361 words
Concentrated aqueous fabric softener compositions which are pourable at 40° F., the said compositions comprising: A. from 8% to about 12.5% of a mono nitrogen quaternary ammonium cationic softener salt having the formula ##STR10## wherein R 1 and R 2 can be the same or different from each other and are selected from the group consisting of C 14 to C 20 alkyl and alkenyl groups, R 3 and R 4 can be the same or different and are selected from the group consisting of C 1 to C 3 alkyl or --(C n H 2n O) x H groups wherein n is 2 or 3, x is from 1 to about 3, and wherein X - is an anion selected from halide, methylsulfate or ethylsulfate; B. from about 5% to about 18% of a second cationic softener salt selected from the group consisting of ##STR11## wherein R 5 and R 6 are the same or different from each other and are selected from the group consisting of C 14 to C 20 alkyl and alkenyl groups, wherein R 7 is selected from the group consisting of H, methyl, ethyl and (C n H 2n O) x H wherein n is 2 or 3 and x is from 1 to about 5 and wherein X - is selected from halide, ethylsulfate or methylsulfate; ##STR12## wherein R 8 and R 9 are the same or different from each other and are selected from the group consisting of C 14 to C 20 alkyl and alkenyl groups, wherein X - is halide, ethylsulfate or methylsulfate; ##STR13## wherein R 10 and R 11 can be the same or different from each other and are selected from the group consisting of C 14 to C 20 alkyl and alkenyl and X - is halide, methylsulfate or ethylsulfate; C. from about 0.05% to 0.6% of an inorganic water-soluble ionizable salt; and D. water; wherein the total amount of Components A+B is from about 15% to about 23%, wherein there is unsaturation present on at least one of Components A or B such that the cationic active system has an Iodine Value of at least about 5.7.
Claim 3
Dependent Claim
14 words
The composition of claim 1 wherein the Iodine Value is at least about 7.7.
Claim 4
Dependent Claim
23 words
The composition of claim 2 wherein Component A is present in the composition at a level of from about 8% to about 10%.
Claim 5
Dependent Claim
33 words
The composition of claim 3 wherein R 1 and R 2 are C 14 to C 20 alkyl groups and R 3 and R 4 are C 1 to C 3 alkyl groups.
Claim 6
Dependent Claim
46 words
The composition of claim 4 wherein Component B is B.(1) and is present in the composition at a level of from about 8% to about 12%, wherein R 7 is --(C 2 H 4 O) x H and wherein x is from 1 to about 5.
Claim 7
Dependent Claim
19 words
The composition of claim 5 wherein the Iodine Value of Components A+B is from about 10.5 to about 34.
Claim 8
Dependent Claim
12 words
The composition of claim 6 wherein Component A is dihydrogenatedtallowdimethyl ammonium chloride.
Claim 9
Dependent Claim
21 words
The composition of claim 7 wherein Component B is di(2-tallowamidoethyl) ethoxylated methyl ammonium methylsulfate and wherein Component C is calcium chloride.
Claim 10
Dependent Claim
20 words
The composition of claim 8 wherein Component A and Component B are each present at a level of about 10%.
Claim 11
Dependent Claim
26 words
The composition of claim 4 wherein Component B is B.(2) and is present in the composition at a level of from about 8% to about 12%.
Claim 12
Dependent Claim
19 words
The composition of claim 10 wherein the Iodine Value of Components A+B is from about 10.5 to about 34.
Claim 13
Dependent Claim
12 words
The composition of claim 11 wherein Component A is dihydrogenatedtallowdimethyl ammonium chloride.
Claim 14
Dependent Claim
18 words
The composition of claim 12 wherein Component B is 1-methyl-1-tallowamidoethyl-2-tallowimidazolinium methylsulfate and wherein Component C is calcium chloride.
Claim 15
Dependent Claim
20 words
The composition of claim 13 wherein Component A and Component B are each present at a level of about 10%.
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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) | 1987-03-27 | 1987-09-26 | 1988-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-03-27 | 1991-09-26 | 1992-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-03-27 | 1995-09-26 | 1996-03-27 | $7700.00 | Window Closed / Lapsed |