IP Library Granted Patent US 9,494,884
Granted Patent B2
US 9,494,884 · App. 14/229,350 · Granted Nov 15, 2016

Imaging plate coating composite composed of fluoroelastomer and aminosilane crosslinkers

Inventors: Lifeng Chen (Findlay, OH); Mandakini Kanungo (Webster, NY); David J. Gervasi (Pittsford, NY); Phillip J. Wantuck (Rochester, NY); Santokh Badesha (Pittsford, NY); Akshat Sharma (Fairport, NY)
Assignee: XEROX CORPORATION
G03G5/14726C09D127/14C09D127/22B41J2002/012G03G15/2057G03G15/24G03G2215/1676
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Quick Facts
Patent No.
US 9,494,884
App. No.
14/229,350
Granted
Nov 15, 2016
Kind
B2
Abstract

Provided is a polymer coating composition for a surface layer, comprising a product of a grafting reaction between a fluoroelastomer and at least one of an aminosilane component and an aminofunctionalized fluorosilicone component.

Claims (26)

1. A method for forming a coating, comprising:

forming a graft polymer composition by grafting at least one of an aminosilane component and an aminofunctionalized fluorosilicone component with a fluoroelastomer;

crosslinking the at least one of an aminosilane component and an aminofunctionalized fluorosilicone component;

depositing a layer of the graft polymer composition on a substrate; and

curing the layer to form a grafted polymer coating,

wherein the aminosilane component is present in an amount relative to an amount of the fluoroelastomer of about 2 pph to about 10 pph, and wherein the aminofunctionalized fluorosilicone component is present in an amount relative to an amount of the fluoroelastomer of about 2 pph to about 10 pph.

2. The method of claim 1 , wherein the curing is performed at a temperature of lower than about 218° C.

3. The method of claim 2 , wherein the curing is performed at a temperature of about 140° C.

4. The method of claim 1 , wherein the aminosilane component comprises an oxyaminosilane.

5. The method of claim 4 , wherein the oxyaminosilane is represented by Formula (1):

Si(OR) p R′ q (-L-NH 2 ) 4-p-q   (1),

where R is hydrogen or alkyl, p is an integer from 1 to 3, R′ is an alkyl, q is an integer from 0 to 2, L is a linking group, and 4-p-q is at least 1.

6. The method of claim 1 , wherein the aminofunctionalized fluorosilicone component comprises an aminofunctionalized alkoxy-terminated fluorosilicone.

7. A method for forming a coating, comprising:

forming a graft polymer composition by grafting at least one of an aminosilane component and an aminofunctionalized fluorosilicone component with a fluoroelastomer;

crosslinking the at least one of an aminosilane component and an aminofunctionalized fluorosilicone component;

depositing a layer of the graft polymer composition on a substrate; and

curing the layer to form a grafted polymer coating,

wherein the aminofunctionalized fluorosilicone component is present in an amount relative to an amount of the fluoroelastomer of about 2 pph to about 10 pph.

8. The method of claim 7 , wherein the curing is performed at a temperature of lower than about 218° C.

9. The method of claim 8 , wherein the curing is performed at a temperature of about 140° C.

10. The method of claim 7 , wherein the aminosilane component comprises an oxyaminosilane.

11. The method of claim 10 , wherein the oxyaminosilane is represented by Formula (1):

Si(OR) p R′ q (-L-NH 2 ) 4-p-q   (1),

where R is hydrogen or alkyl, p is an integer from 1 to 3, R′ is an alkyl, q is an integer from 0 to 2, L is a linking group, and 4-p-q is at least 1.

12. The method of claim 7 , wherein the aminofunctionalized fluorosilicone component comprises an aminofunctionalized alkoxy-terminated fluorosilicone.

Assignments (9)
SECOND LIEN NOTES PATENT SECURITY AGREEMENT Recorded Jul 2, 2025
From: XEROX CORPORATION
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 071785/0550 →
FIRST LIEN NOTES PATENT SECURITY AGREEMENT Recorded Apr 11, 2025
From: XEROX CORPORATION
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 070824/0001 →
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENTS RECORDED AT RF 064760/0389 Recorded Feb 13, 2024
From: CITIBANK, N.A., AS COLLATERAL AGENT
To: XEROX CORPORATION
Reel/Frame 068261/0001 →
SECURITY INTEREST Recorded Feb 13, 2024
From: XEROX CORPORATION
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 066741/0001 →
SECURITY INTEREST Recorded Nov 20, 2023
From: XEROX CORPORATION
To: JEFFERIES FINANCE LLC, AS COLLATERAL AGENT
Reel/Frame 065628/0019 →
SECURITY INTEREST Recorded Jun 22, 2023
From: XEROX CORPORATION
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 064760/0389 →
RELEASE OF SECURITY INTEREST IN PATENTS AT R/F 062740/0214 Recorded May 18, 2023
From: CITIBANK, N.A., AS AGENT
To: XEROX CORPORATION
Reel/Frame 063694/0122 →
SECURITY INTEREST Recorded Nov 10, 2022
From: XEROX CORPORATION
To: CITIBANK, N.A., AS AGENT
Reel/Frame 062740/0214 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 28, 2014
From: CHEN, LIFENG; KANUNGO, MANDAKINI; GERVASI, DAVID J.; WANTUCK, PHILLIP J.; BADESHA, SANTOKH S.; SHARMA, AKSHAT
To: XEROX CORPORATION
Reel/Frame 032555/0613 →
Continuity (1)
Related Publication 20150275022A1 · Oct 1, 2015