US4213867A
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US
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Fabric conditioning compositions
Assignee: Stepan Canada Inc
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Filing: 1978-12-29
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Granted: 1980-07-22
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Expires: 1998-12-29
Abstract
Abstract The present invention relates to fabric conditioning compositions containing quaternary ammonium compounds and fatty alcohols or phosphoric acid esters thereof, in admixture with a diluent, where the compositions are pumpable at room temperature and are easily dispersed in water.
Inventors
- 👤 Samuel Cukier
- 👤 Irshad A. Khan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:34
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/2003; C11D3/2006; C11D3/201; C11D3/2013; C11D1/00; C11D1/02; C11D1/34; C11D1/345; C11D3/0005; C11D3/001; C11D3/0015; D; D06; D06M; D06M13/00; D06M13/322; D06M13/46
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
228 words
A homogeneous basic mix for fabric conditioning compositions pumpable at room temperature consisting essentially of: (a) diluent consisting between about 15 and 35 percent by weight of the base mix, (b) between about 50 and 60 percent by weight of quaternary ammonium compounds having the general formula (R 1 R 2 R 3 R 4 N + )X - where R 1 , R 2 represent alkyl groups having 1 to 3 carbon atoms, R 3 represents an alkyl group having 12 to 20 carbon atoms, R 4 is chosen from the group consisting of alkyl groups having 1 to 3 carbon atoms and alkyl groups having 12 to 20 carbon atoms; and where the anion X - represents chloride, bromide, nitrate, bisulfate acetate, methylsulfate and ethylsulfate; and (c) a member chosen from the group consisting of: (i) fatty alcohols having the general formula ROH, where R is chosen from alkyl groups having between 18 and 28 carbon atoms, (ii) phosphoric acid esters having the general formula ##STR3## where R is chosen as defined in (i) above, and m+n=3 with m ≧1, (iii) a mixture of (c) (i) and (c) (ii), where the weight proportion of component (c) in the base mix can range from about 5 to 30 percent, so as to provide said homogeneous base mix for fabric conditioning compositions, which is pumpable at room temperature.
Claim 2
Dependent Claim
228 words
A homogeneous basic mix for fabric conditioning compositions pumpable at room temperature consisting essentially of: (a) diluent consisting between about 15 and 35 percent by weight of the base mix, (b) between about 50 and 60 percent by weight of quaternary ammonium compounds having the general formula (R 1 R 2 R 3 R 4 N + )X - where R 1 , R 2 represent alkyl groups having 1 to 3 carbon atoms, R 3 represents an alkyl group having 12 to 20 carbon atoms, R 4 is chosen from the group consisting of alkyl groups having 1 to 3 carbon atoms and alkyl groups having 12 to 20 carbon atoms; and where the anion X - represents chloride, bromide, nitrate, bisulfate acetate, methylsulfate and ethylsulfate; and (c) a member chosen from the group consisting of: (i) fatty alcohols having the general formula ROH, where R is chosen from alkyl groups having between 18 and 28 carbon atoms, (ii) phosphoric acid esters having the general formula ##STR3## where R is chosen as defined in (i) above, and m+n=3 with m ≧1, (iii) a mixture of (c) (i) and (c) (ii), where the weight proportion of component (c) in the base mix can range from about 5 to 30 percent, so as to provide said homogeneous base mix for fabric conditioning compositions, which is pumpable at room temperature.
Claim 3
Dependent Claim
33 words
Base mix as defined in claim 1, where substituents on said component (b) are as follows: R 1 , R 2 represent methyl groups, and R 3 , R 4 represent stearyl groups.
Claim 4
Dependent Claim
28 words
Base mix as defined in claim 1 where substituent R on said component (c) represents alkyl groups having an average length of between 20 and 24 carbon atoms.
Claim 5
Dependent Claim
18 words
Base mix as defined in claim 1, wherein said diluent constitutes 20 to 30% of said base mix.
Claim 6
Dependent Claim
33 words
Base mix as defined in claims 1, 2 or 3 where said base mix is mixed with water to form a dispersion containing between 2 and 10% of said components (b) and (c).
Claim 7
Dependent Claim
32 words
Base mix as defined in claims 2, 3 or 4 where said component (c) is (c) (i) and where said component (i) constitutes between about 5 and 25% of said base mix.
Claim 8
Dependent Claim
32 words
Base mix as defined in claims 2, 3 or 4 where said component (c) is (c) (ii) and where said component (ii) constitutes between about 10 and 30% of said base mix.
Claim 9
Dependent Claim
22 words
Base mix as defined in claim 3, where said component (c) is chosen from (c) (ii) and (c) (iii) and where m=1.
Claim 10
Dependent Claim
17 words
Base mix as defined in claims 1, 2 or 3 wherein said diluent comprises isopropanol and water.
Claim 11
Dependent Claim
25 words
Base mix as defined in claims 1, 2 or 3, when prepared by melting together said components (b) and (c) in admixture with said diluent.
Claim 12
Dependent Claim
164 words
Method for the preparation of a base mix comprising: melting together a mixture consisting essentially of (a) quaternary ammonium compounds having the general formula (R 1 R 2 R 3 R 4 N + )X - where substituents R 1 , R 2 are chosen from alkyl groups having 1 to 3 carbon atoms, R 3 is chosen from alkyl groups having 12 to 20 carbon atoms, R 4 is chosen from the group containing alkyl groups having 1 to 3 carbon atoms and alkyl groups having 12 to 20 carbon atoms, and where X - represents chloride or methylsulfate; (b) (i) a member chosen from the group consisting of phosphoric acid esters having the general formula ##STR4## where R represents alkyl groups having 18 to 28 carbon atoms, where m≧1, and m+n=3, and (ii) fatty alcohols having the general formula ROH, where R is chosen as defined in (i) above; in admixture with (c) an inert diluent, thereby to form said base mix.
Claim 13
Dependent Claim
164 words
Method for the preparation of a base mix comprising: melting together a mixture consisting essentially of (a) quaternary ammonium compounds having the general formula (R 1 R 2 R 3 R 4 N + )X - where substituents R 1 , R 2 are chosen from alkyl groups having 1 to 3 carbon atoms, R 3 is chosen from alkyl groups having 12 to 20 carbon atoms, R 4 is chosen from the group containing alkyl groups having 1 to 3 carbon atoms and alkyl groups having 12 to 20 carbon atoms, and where X - represents chloride or methylsulfate; (b) (i) a member chosen from the group consisting of phosphoric acid esters having the general formula ##STR4## where R represents alkyl groups having 18 to 28 carbon atoms, where m≧1, and m+n=3, and (ii) fatty alcohols having the general formula ROH, where R is chosen as defined in (i) above; in admixture with (c) an inert diluent, thereby to form said base mix.
Claim 14
Dependent Claim
46 words
Process as defined in claim 11 where said component (b) is b(i) and comprising the additional step of mixing said base mix with an aqueous solution of alkali, thereby to form an aqueous emulsion of salts of said phosphoric acid esters, and said quaternary ammonium compound.
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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) | 1983-07-22 | 1984-01-21 | 1984-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-07-22 | 1988-01-21 | 1988-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-07-22 | 1992-01-21 | 1992-07-22 | $7700.00 | Window Closed / Lapsed |