IP Library Granted Patent US 7,495,062
Granted Patent B1
US 7,495,062 · App. 11/296,076 · Granted Feb 24, 2009

Silicone methoxy ester compositions

Assignee: Siltech LLC
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 7,495,062
App. No.
11/296,076
Granted
Feb 24, 2009
Kind
B1
Abstract

The present invention relates to a series of dimethicone copolyol compounds that contain both methoxy capped groups and hydroxyl groups that are esterified with fatty acids or triglycerides. The resulting products are outstanding emulsifiers and conditioners.

Claims (42)

1. A silicone ester conforming to the following structure:

wherein

Me is methyl;

a is an integer ranging from 0 to 200;

b is an integer ranging from 1 to 20;

c is an integer ranging from 1 to 20;

d, e, f, g, h, and i are all integers independently ranging from 0 to 20;

d does not equal g, e does not equal h and f does not equal i,

R is alkyl having 7 to 35 carbon atoms.

2. A silicone ester of claim 1 wherein R is C11.

3. A silicone ester of claim 1 wherein R is C17.

4. A silicone ester of claim 1 wherein R is C35.

5. A silicone ester of claim 1 wherein R is C21.

6. A process for treating hair with compositions of the present invention, which comprise contacting the hair with an effective conditioning concentration of the following composition:

wherein

Me is methyl;

a is an integer ranging from 0 to 200;

b is an integer ranging from 1 to 20,

c is an integer ranging from 1 to 20;

d, e, f, g, h, and i are all integers independently ranging from 0 to 20;

d does not equal g, e does not equal h and f does not equal i,

R is alkyl having 7 to 35 carbon atoms.

7. A process of claim 6 wherein R is C11.

8. A process of claim 6 wherein R is C17.

9. A process of claim 6 wherein R is C35.

10. A process of claim 6 wherein R is C21.

11. A silicone ester conforming to the following structure:

wherein

Me is methyl;

a is an integer ranging from 0 to 200;

b is an integer ranging from 1 to 20;

c is an integer ranging from 1 to 20;

d, e, f, g, h, and i are all integers independently ranging from 0 to 20;

R is alkyl having 35 carbon atoms.

12. A process for treating hair with compositions of the present invention, which comprise contacting the hair with an effective conditioning concentration of the following composition:

wherein

Me is methyl;

a is an integer ranging from 0 to 200;

b is an integer ranging from 1 to 20;

c is an integer ranging from 1 to 20;

d, e, f, g, h, and i are all integers independently ranging from 0 to 20;

R is alkyl having 35 carbon atoms.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 26, 2010
From: O'LENICK, ANTHONY J., JR., MR.
To: SILTECH LLC
Reel/Frame 025536/0935 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 26, 2010
From: SILTECH LLC
To: SILTECH CORPORATION
Reel/Frame 025555/0845 →
Continuity (1)
Provisional Application 6063719100 · Dec 20, 2004