IP Library Granted Patent US 8,962,879
Granted Patent B2
US 8,962,879 · App. 14/068,603 · Granted Feb 24, 2015

Perfluoropolyvinyl modified aryl intermediates/monomers

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Quick Facts
Patent No.
US 8,962,879
App. No.
14/068,603
Granted
Feb 24, 2015
Kind
B2
Abstract

A compound of formula (I) wherein R f is —CF 3 , —C 2 F 5 , —CF 2 CFXCF 3 ; X to —F, or —OC 3 F 7 ; Y is —H, —Cl, or —Br; R is —O—C(O)—R 1 , —(CH 2 ) n O—C(O)—R 1 , —(OCH 2 CH 2 ) m OC(O)—R 1 ; —(CH 2 ) n (OCH 2 CH 2 ) m O—R 1 ; n is 1 to 10; m is 1 to 10; R 1 is —C(R 3 )═CH 2 ; R 3 is H or CH 3 ; a is 1 to 5; and b is 1 to 5.

Claims (24)

1. A compound of formula (I)

wherein

R f is —CF 3 , —C 2 F 5 , —CF 2 CFXCF 3 ;

X to —F, or —OC 3 F 7 ;

Y is —H, —Cl, or —Br;

R is —O—C(O)—R 1 , —(CH 2 ) n O—C(O)—R 1 , —(OCH 2 CH 2 ) m OC(O)—R 1 ; —(CH 2 ) n (OCH 2 CH 2 ) m O—R 1 ;

n is 1 to 10;

m is 1 to 10;

R 1 is —C(R 3 )═CH 2 ;

R 3 is H or CH 3 ;

a is 1 to 5; and

b is 1 to 5.

2. A compound of claim 1 , wherein R f is —CF 3 .

3. A compound of claim 1 , wherein R f is —C 2 F 5 .

4. A compound of claim 1 , wherein R f is —CF 2 CFXCF 3 and X is —F.

5. A compound of claim 1 , wherein R f is —CF 2 CFXCF 3 and X is —OC 3 F 7 .

6. A compound of claim 1 , wherein R is —O—C(O)—R 1 .

7. A compound of claim 1 , wherein R is —(CH 2 ) n O—C(O)—R 1 .

8. A compound of claim 1 , wherein R is —(OCH 2 CH 2 ) m OC(O)—R 1 .

9. A compound of claim 1 , wherein Y is —H.

10. A compound of claim 1 , wherein Y is —Cl.

11. A compound of claim 1 , wherein Y is —Br.

12. A compound of claim 1 , wherein R 3 is —H.

13. A compound of claim 1 , wherein R 3 is —CH 3 .

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 25, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT ELECTRONICS, INC.
Reel/Frame 049583/0269 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 28, 2013
From: DRYSDALE, NEVILLE EVERTON
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 031691/0270 →