US5132443A
Expired / Lapsed
US
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Aminofunctional silicone compositions and methods of use
Assignee: General Electric Co
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Filing: 1990-10-02
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Granted: 1992-07-21
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Expires: 2010-10-02
Abstract
Abstract There are provided novel diorganoaminoorganosiloxy-terminated polysiloxanes and compositions thereof which provide improved properties to hair and textile fabric treated with them. Methods for treating hair and fabric with the polysiloxanes and compositions containing them are also provided.
Inventors
- 👤 Frank J. Traver
- 👤 Bianca K. Thayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:07
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/12; C; C08; C08G; C08G77/00; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/84; A61K8/89; A61K8/896; A61K8/898; C08G77/04; C08G77/22; C08G77/26; C08J; C08J3/00; C08J3/02; C08J3/03; C08J3/09; C08L; C08L83/00; C08L83/04; C08L83/08; D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/643; D06M15/6436; D06M7/00; C08J2383/00; C08J2383/04; D06M2200/00; D06M2200/20; D06M2200/40; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249967; Y10T428/249969; Y10T428/25; Y10T428/259; Y10T428/29; Y10T428/2982; Y10T428/2991; Y10T428/2993; Y10T428/2995
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
93 words
A dialkylaminoalkylsiloxy-terminated polysiloxane having the general formula: ##STR3## wherein each R is independently a substituted or unsubstituted hydrocarbon radical; each R 1 is independently a divalent alkylene, alkarylene or arylene radical; a, b, and c are numbers having values such that the sum a+b+c equals a number ranging from about 20 to about 1000; each y is a number ranging from about 1 to about 100; the amine equivalent of the polysiloxane ranges from about 0.05 to about 2.0; and the viscosity ranges from about 20 to about 5000 centipoise at 25° C.
Claim 2
Dependent Claim
93 words
A dialkylaminoalkylsiloxy-terminated polysiloxane having the general formula: ##STR3## wherein each R is independently a substituted or unsubstituted hydrocarbon radical; each R 1 is independently a divalent alkylene, alkarylene or arylene radical; a, b, and c are numbers having values such that the sum a+b+c equals a number ranging from about 20 to about 1000; each y is a number ranging from about 1 to about 100; the amine equivalent of the polysiloxane ranges from about 0.05 to about 2.0; and the viscosity ranges from about 20 to about 5000 centipoise at 25° C.
Claim 3
Dependent Claim
34 words
A polysiloxane according to claim 1 wherein R 1 is an alkylene group of the general formula --C n H 2n --, wherein n has a value of from about 1 to about 10.
Claim 4
Dependent Claim
18 words
A polysiloxane according to claim 2 wherein n has a value of from about 3 to about 6.
Claim 5
Dependent Claim
14 words
A polysiloxane according to claim 3 wherein n has a value of about 3.
Claim 6
Dependent Claim
46 words
A polysiloxane according to claim 1 wherein R is selected from the group consisting essentially of alkyl radicals; aryl radicals; alkenyl radicals; alkaryl radicals; and radicals wherein one or more hydrogen atoms of any of the foregoing is replaced with a halogen, cyano, or amino group.
Claim 7
Dependent Claim
12 words
A polysiloxane according to claim 5 wherein R is an alkyl radical.
Claim 8
Dependent Claim
10 words
A polysiloxane according to claim 6 wherein R is methyl.
Claim 9
Dependent Claim
20 words
A polysiloxane according to claim 1 wherein the sum a+b+c is a number ranging from about 80 to about 100.
Claim 10
Dependent Claim
18 words
A polysiloxane according to claim 8 wherein a+b+c is a number ranging from about 200 to about 350.
Claim 11
Dependent Claim
18 words
A polysiloxane according to claim 1 wherein y is a number ranging from about 1 to about 20.
Claim 12
Dependent Claim
18 words
A polysiloxane according to claim 10 wherein y is a number ranging from about 1 to about 5.
Claim 13
Dependent Claim
20 words
A polysiloxane according to claim 1 wherein the amine equivalent of the polysiloxane ranges from about 0.1 to about 1.0.
Claim 14
Dependent Claim
20 words
A polysiloxane according to claim 12 wherein the amine equivalent of the polysiloxane ranges from about 0.1 to about 0.8.
Claim 15
Dependent Claim
20 words
A polysiloxane according to claim 1 wherein the viscosity ranges from about 100 to about 3000 centipoise at 25° C.
Claim 16
Dependent Claim
20 words
A polysiloxane according to claim 14 wherein the viscosity ranges from about 500 to about 2500 centipoise at 25° C.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1995-07-21 | 1996-01-20 | 1996-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-07-21 | 2000-01-20 | 2000-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-07-21 | 2004-01-20 | 2004-07-21 | $7700.00 | Window Closed / Lapsed |