IP Library › Granted Patent US 7,741,510
Granted Patent B2
US 7,741,510 · App. 11/330,436 · Granted Jun 22, 2010

Rheology control agents

Assignee: E. I. du Pont de Nemours and Company
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Quick Facts
Patent No.
US 7,741,510
App. No.
11/330,436
Granted
Jun 22, 2010
Kind
B2
Abstract

The present invention provides for a rheology control agent that includes a following compound represented by the following formula: wherein A, B, C and D equal CH 2 , CHR, NH, or O, and A, B, C and D may be the same or different and at least one of A and B equals NH and at least one of C and D equals NH; and wherein R 1 , R 2 , and R 3 may be the same or different and represent a linear, branched, hyper-branched, or dendritic ether, polyether or hydrocarbon based chain, optionally forming at least one carbon-based ring, being saturated or unsaturated and R 2 represents linear or branched alkylenes, ethers, polyethers, or polyester linkages and at least one of R 1 , R 2 , and R 3 comprises an ester group or an amide group which is branched off from the main chain; excluded from Formula (1) is a compound wherein R 2 is CH 2 —CH 2 —CH 2 —CH 2 —CH(C(O)OCH 3 ), A, B, C, and D are equal to NH and R 1 and R 3 are both equal to a linear octyl hydrocarbon chain; the rheology control agent is suitable for solvent-borne and water-borne coating composition having improved rheology control useful for OEM refinishing or repainting the exterior of automobile and truck bodies and parts thereof.

Claims (1)

1. A rheology control agent selected from the group consisting of:

Assignments (6)
RELEASE OF SECURITY INTEREST Recorded Sep 29, 2016
From: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
To: AXALTA COATING SYSTEMS IP CO. LLC (FORMERLY KNOWN AS U.S. COATINGS IP CO. LLC)
Reel/Frame 040184/0192 →
SECURITY AGREEMENT Recorded Nov 19, 2013
From: U.S. COATINGS IP CO. LLC (N/K/A AXALTA COATING SYSTEMS IP CO. LLC)
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 031668/0001 →
CHANGE OF NAME Recorded Jun 18, 2013
From: U.S. COATINGS IP CO., LLC
To: AXALTA COATING SYSTEMS IP CO., LLC
Reel/Frame 030639/0164 →
SECURITY AGREEMENT Recorded Mar 28, 2013
From: U.S. COATINGS IP CO. LLC
To: BARCLAYS BANK PLC, AS COLLATERAL AGENT
Reel/Frame 030119/0163 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 13, 2013
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: U.S. COATINGS IP CO. LLC
Reel/Frame 029803/0826 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 12, 2006
From: LENGES, CHRISTIAN PETER; BARSOTTI, ROBERT JOHN; NIU, YANHUI; KELLY, RENEE J.; HSIAO, YU-LING; BUTERA, ROBERT JAMES; DING, JIANG; KIM, YOUNG H.
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 017457/0225 →
Continuity (2)
Provisional Application 6064348200 · Jan 13, 2005
Related Publication 20060155146A1 · Jul 13, 2006