US5026489A
Expired / Lapsed
US
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Softening compositions including alkanolamino functional siloxanes
Assignee: Dow Silicones Corp
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Filing: 1990-04-04
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Granted: 1991-06-25
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Expires: 2010-04-04
Abstract
Abstract A fabric softener including an alkanolamino functional silicone compound having the formula (R.sub.3 SiO).sub.2 SiR--(CHR').sub.a N.sup.+ R'.sub.b R".sub.3-b X.sup.- wherein R is an alkyl radical having one to six carbon atoms; R' is selected from the group consisting of hydrogen, alkyl and aryl radicals having one to eighteen carbon atoms; R" is (CHR')OH; X is chloride, bromide, iodide, nitrate, or RSO4 - ; a is an integer having a value of one to ten; and b is an integer having a value of one or two.
Inventors
- 👤 Steven A. Snow
- 👤 Linda M. Madore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:14
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/38; C11D1/65; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C11D3/00; C11D3/0005; C11D3/001; C11D3/0015; C11D3/16; C11D3/162; C11D1/02; C11D1/62; C11D1/66; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/07
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
116 words
In a rinse cycle softening composition consisting essentially of an anionic surfactant and a fabric softening agent, the improvement comprising said fabric softening agent being a silicone compound having a formula selected from group consisting of (R.sub.3 SiO).sub.2 SiR--(CHR').sub.a N.sup.+ R.sup.'.sub.b R.sup.".sub.3-b X.sup.- and (R.sub.3 SiO).sub.2 SiR--(CHR').sub.a NR.sup.'.sub.b R.sup.".sub.2-b wherein R is an alkyl radical having one to six carbon atoms; R' is selected from the group consisting of hydrogen, alkyl and aryl radicals having one to eighteen carbon atoms; R" is (CHR')OH; X is chloride, bromide, iodide, nitrate, or RSO4 - ; a is an integer having a value of one to ten; and b is an integer having a value of one or two.
Claim 2
Dependent Claim
116 words
In a rinse cycle softening composition consisting essentially of an anionic surfactant and a fabric softening agent, the improvement comprising said fabric softening agent being a silicone compound having a formula selected from group consisting of (R.sub.3 SiO).sub.2 SiR--(CHR').sub.a N.sup.+ R.sup.'.sub.b R.sup.".sub.3-b X.sup.- and (R.sub.3 SiO).sub.2 SiR--(CHR').sub.a NR.sup.'.sub.b R.sup.".sub.2-b wherein R is an alkyl radical having one to six carbon atoms; R' is selected from the group consisting of hydrogen, alkyl and aryl radicals having one to eighteen carbon atoms; R" is (CHR')OH; X is chloride, bromide, iodide, nitrate, or RSO4 - ; a is an integer having a value of one to ten; and b is an integer having a value of one or two.
Claim 3
Dependent Claim
51 words
The composition of claim 1 in which the silicone compound is an alkanolamino functional polydimethylsiloxane including monoquaternary ammonium functional derivatives thereof selected from the group consisting of (Me.sub.3 SiO).sub.2 SiMe--(CH.sub.2).sub.3 NMe(CH.sub.2).sub.2 OH, (Me.sub.3 SiO).sub.2 SiMe--(CH.sub.2).sub.3 N.sup.+ Me.sub.2 (CH.sub.2).sub.2 OHI.sup.- and (Me.sub.3 SiO).sub.2 SiMe--(CH.sub.2).sub.3 N.sup.+ Me.sub.2 (CH.sub.2).sub.2 OHCl.sup.- wherein Me is methyl.
Claim 4
Dependent Claim
27 words
The composition in accordance with claim 1 including a carrier fluid selected from the group consisting of water, ethanol, isopropanol, butanol, hexanol, propylene glycol, and diethylene glycol.
Claim 5
Dependent Claim
24 words
The composition in accordance with claim 1 which includes on a weight basis about 0.5 to 5.0 percent of the silicone fabric softening agent.
Claim 6
Dependent Claim
12 words
The composition in accordance with claim 1 which includes a nonionic surfactant.
Claim 7
Dependent Claim
31 words
The composition in accordance with claim 5 in which the ratio between the anionic surfactant and the nonionic surfactant is from about ten to one to from about three to one.
Claim 8
Dependent Claim
91 words
In a rinse cycle softening composition including an anionic surfactant and a fabric softening agent, the improvement comprising a fabric softening agent which is a silicone compound having the formula (R.sub.3 SiO).sub.2 SiR--(CHR').sub.a NR'.sub.b R".sub.2-b wherein R is an alkyl radical having one to six carbon atoms; R'is selected from the group consisting of hydrogen, alkyl and aryl radicals having one to eighteen carbon atoms; R" is (CHR')OH; a is an integer having a value of one to ten; and b is an integer having a value of one or two.
Claim 9
Dependent Claim
91 words
In a rinse cycle softening composition including an anionic surfactant and a fabric softening agent, the improvement comprising a fabric softening agent which is a silicone compound having the formula (R.sub.3 SiO).sub.2 SiR--(CHR').sub.a NR'.sub.b R".sub.2-b wherein R is an alkyl radical having one to six carbon atoms; R'is selected from the group consisting of hydrogen, alkyl and aryl radicals having one to eighteen carbon atoms; R" is (CHR')OH; a is an integer having a value of one to ten; and b is an integer having a value of one or two.
Claim 10
Dependent Claim
31 words
The composition of claim 7 in which the silicone compound is an alkanolamino functional polydimethylsiloxane of the formula (Me 3 SiO) 2 SiMe--(CH 2 ) 3 NMe(CH 2 ) 2 OH.
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1994-06-24 | 1994-12-24 | 1995-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-06-24 | 1998-12-24 | 1999-06-25 | $3760.00 | Window Closed / Lapsed |
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