US5155175A
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Crosslinkable fluorinated polyarylene ether composition
Assignee: INTELLECTUAL PROPERTY LAW Department
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Filing: 1990-09-17
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Granted: 1992-10-13
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Expires: 2010-09-17
Abstract
Abstract A crosslinkable composition comprising: (i) a fluorinated poly(arylene ether) comprising a repeat unit of such as ##STR1## and (ii) a bistriazene compound such as ##STR2## bistriazene compound (ii) being present in an amount effective to crosslink fluorinated poly(arylene ether) (i).
Inventors
- 👤 Frank W. Mercer
- 👤 Timothy D. Goodman
- 👤 Aldrich N. K. Lau
- 👤 Lanchi P. Vo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:05
CPC Classifications
H; H10; H10W; H10W20/00; H10W20/40; H10W20/45; H10W20/48; C; C08; C08G; C08G65/00; C08G65/34; C08G65/38; C08G65/40; C08G65/4006; C08G75/00; C08G75/20; C08G75/23; C08K; C08K5/00; C08K5/16; C08K5/22; C08K5/27; C08L; C08L71/00; C08L81/00; C08L81/06; H10W70/00; H10W70/60; H10W70/67; H10W70/69; H10W74/00; H10W74/40; H10W74/47; C08G2650/00; C08G2650/02; C08G2650/20; C08G2650/28; C08G2650/46; C08G2650/48; C08L2203/00; C08L2203/20; C08L2312/00; H05; H05K; H05K1/00; H05K1/02; H05K1/03; H05K1/0313; H05K1/032; H05K1/034; H05K3/00; H05K3/46; H05K3/4644; H05K3/4673; H05K3/4676
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
258 words
A composition comprising: (i) a fluorinated poly(arylene ether) comprising a repeat unit of the structure ##STR35## wherein --W-- is ##STR36## wherein independently each --A is --CH 2 CH═CH 2 or --A is --F, --Cl, --Br, --CF 3 , --CH 3 , or --C 6 H 5 ; p is 0, 1, or 2; --Z-- is a direct bond or --Z-- is --C(CH 3 ) 2 --, --C(CF 3 ) 2 --, --O--, --S--, --SO 2 --, --CO--, --P(C 6 H 5 )--, C(CH 3 )(C 6 H 5 ), --C(C 6 H 5 ) 2 --, --(CF 2 ) 1-6 --, or ##STR37## wherein --Y-- is --O-- or --Y-- is a direct bond; and m is 0, 1, or 2; independently each --X is --CH 2 CH═CH 2 or --X is --H, --Cl, --Br, --CF 3 , --CH 3 , or --C 6 H 5 ; q is 0, 1, or 2; and n is 1 or 2; and (ii) a bistriaze compound of the formula ##STR38## wherein --R 1 , --R 2 , --R 3 , and --R 4 are independently --H, --C 6 H 5 , --C 6 H 4 Y', or C 1 -C 4 alkyl; --R 5 -- is --O--, --SO 2 --, ##STR39## --B is --F, --Cl, --Br, --CH 3 , or --CF 3 ; r is 0,1,2,3, or 4; and --Y' is halogen, --NO 2 , --C 6 H 5 , or C 1 -C 4 alkyl; bistriazene compound (ii) being present in an amount effective to crosslink fluorinated poly(arylene ether) (i).
Claim 2
Dependent Claim
258 words
A composition comprising: (i) a fluorinated poly(arylene ether) comprising a repeat unit of the structure ##STR35## wherein --W-- is ##STR36## wherein independently each --A is --CH 2 CH═CH 2 or --A is --F, --Cl, --Br, --CF 3 , --CH 3 , or --C 6 H 5 ; p is 0, 1, or 2; --Z-- is a direct bond or --Z-- is --C(CH 3 ) 2 --, --C(CF 3 ) 2 --, --O--, --S--, --SO 2 --, --CO--, --P(C 6 H 5 )--, C(CH 3 )(C 6 H 5 ), --C(C 6 H 5 ) 2 --, --(CF 2 ) 1-6 --, or ##STR37## wherein --Y-- is --O-- or --Y-- is a direct bond; and m is 0, 1, or 2; independently each --X is --CH 2 CH═CH 2 or --X is --H, --Cl, --Br, --CF 3 , --CH 3 , or --C 6 H 5 ; q is 0, 1, or 2; and n is 1 or 2; and (ii) a bistriaze compound of the formula ##STR38## wherein --R 1 , --R 2 , --R 3 , and --R 4 are independently --H, --C 6 H 5 , --C 6 H 4 Y', or C 1 -C 4 alkyl; --R 5 -- is --O--, --SO 2 --, ##STR39## --B is --F, --Cl, --Br, --CH 3 , or --CF 3 ; r is 0,1,2,3, or 4; and --Y' is halogen, --NO 2 , --C 6 H 5 , or C 1 -C 4 alkyl; bistriazene compound (ii) being present in an amount effective to crosslink fluorinated poly(arylene ether) (i).
Claim 3
Dependent Claim
10 words
A composition according to claim 1, wherein --W-- is ##STR40##
Claim 4
Dependent Claim
10 words
A composition according to claim 1, wherein --W-- is ##STR41##
Claim 5
Dependent Claim
8 words
A composition according to claim 1, wherein ##STR42##
Claim 6
Dependent Claim
19 words
A composition according to claim 1, wherein fluorinated poly(arylene ether) (i) comprises a repeat unit of the structure ##STR43##
Claim 7
Dependent Claim
18 words
A composition according to claim 1 or 5, wherein in bistriazene compound (ii) --R 5 -- is ##STR44##
Claim 8
Dependent Claim
26 words
A composition according to claim 6, wherein each of --R 1 , --R 2 , --R 3 and --R 4 is methyl and r is 0.
Claim 9
Dependent Claim
14 words
A composition according to claim 6, wherein bistriazene compound (ii) has the structure ##STR45##
Claim 10
Dependent Claim
38 words
A composition according to claim 1, wherein bistriazene compound (ii) is present in an amount of between about 10 and about 40 weight %, based on the combined weights of fluorinated poly(arylene ether) (i) and bistriazene compound (ii).
Claim 11
Dependent Claim
21 words
A crosslinked composition produced by heating the composition of claim 1 to a temperature between about 300° and about 400° C.
Claim 12
Independent Claim
321 words
A method of crosslinking a fluorinated poly(arylene ether), comprising the steps of: (i) forming an intimate mixture of a fluorinated poly(arylene ether) comprising a repeat unit of the structure ##STR46## wherein --W-- is ##STR47## wherein independently each --A is --CH 2 CH═CH 2 or --A is --F, --Cl, --Br, --CF 3 , --CH 3 , or --C 6 H 5 ; p is 0, 1, or 2; --Z-- is a direct bond or --Z-- is --C(CH 3 ) 2 --, --C(CF 3 ) 2 --, --O--, --S--, --SO 2 --, --CO--, --P(C 6 H 5 )--, C(CH 3 )(C 6 H 5 ), --C(C 6 H 5 ) 2 --, --(CF 2 ) 1-6 --, or ##STR48## wherein --Y-- is --O-- or --Y-- is a direct bond; and m is 0, 1, or 2; independently each --X is --CH 2 CH═CH 2 or --X is --H, --Cl, --Br, --CF 3 , --CH 3 , or --C 6 H 5 ; q is 0, 1, or 2; and n is 1 or 2; and a bistriazene crosslinking agent of the formula ##STR49## wherein --R 1 , --R 2 , --R 3 , and --R 4 are independently --H, --C 6 H 5 , --C 6 H 4 Y', or C 1 -C 4 alkyl; --R 5 -- is --O--, --SO 2 --, ##STR50## --B is --F, --Cl, --Br, --CH 3 , or --CF 3 ; r is 0, 1, 2, 3, or 4; and --Y' is halogen, --NO 2 , --C 6 H 5 , or C 1 -C 4 alkyl; the bistriazene compound being present in an amount effective to crosslink the fluorinated poly(arylene ether); (ii) forming a shaped body from the mixture of fluorinated poly(arylene ether) and bistriazene compound and removing any solvent present; and (iii) heating the shaped body to a temperature above the decomposition temperature of the bistriazene compound, thereby effecting the crosslinking of the fluorinated poly(arylene ether).
Claim 13
Independent Claim
321 words
A method of crosslinking a fluorinated poly(arylene ether), comprising the steps of: (i) forming an intimate mixture of a fluorinated poly(arylene ether) comprising a repeat unit of the structure ##STR46## wherein --W-- is ##STR47## wherein independently each --A is --CH 2 CH═CH 2 or --A is --F, --Cl, --Br, --CF 3 , --CH 3 , or --C 6 H 5 ; p is 0, 1, or 2; --Z-- is a direct bond or --Z-- is --C(CH 3 ) 2 --, --C(CF 3 ) 2 --, --O--, --S--, --SO 2 --, --CO--, --P(C 6 H 5 )--, C(CH 3 )(C 6 H 5 ), --C(C 6 H 5 ) 2 --, --(CF 2 ) 1-6 --, or ##STR48## wherein --Y-- is --O-- or --Y-- is a direct bond; and m is 0, 1, or 2; independently each --X is --CH 2 CH═CH 2 or --X is --H, --Cl, --Br, --CF 3 , --CH 3 , or --C 6 H 5 ; q is 0, 1, or 2; and n is 1 or 2; and a bistriazene crosslinking agent of the formula ##STR49## wherein --R 1 , --R 2 , --R 3 , and --R 4 are independently --H, --C 6 H 5 , --C 6 H 4 Y', or C 1 -C 4 alkyl; --R 5 -- is --O--, --SO 2 --, ##STR50## --B is --F, --Cl, --Br, --CH 3 , or --CF 3 ; r is 0, 1, 2, 3, or 4; and --Y' is halogen, --NO 2 , --C 6 H 5 , or C 1 -C 4 alkyl; the bistriazene compound being present in an amount effective to crosslink the fluorinated poly(arylene ether); (ii) forming a shaped body from the mixture of fluorinated poly(arylene ether) and bistriazene compound and removing any solvent present; and (iii) heating the shaped body to a temperature above the decomposition temperature of the bistriazene compound, thereby effecting the crosslinking of the fluorinated poly(arylene ether).
Claim 14
Dependent Claim
15 words
A method according to claim 11, wherein in the fluorinated poly(arylene ether) --W-- is ##STR51##
Claim 15
Dependent Claim
10 words
A method according to claim 11, wherein --W-- is ##STR52##
Claim 16
Dependent Claim
13 words
A method according to claim 11, wherein in the fluorinated poly(arylene ether) ##STR53##
Claim 17
Dependent Claim
19 words
A method according to claim 11, wherein the fluorinated poly(arylene ether) comprises a repeat unit of the structure ##STR54##
Claim 18
Dependent Claim
19 words
A method according to claim 11 or 15, wherein in the bistriazene crosslinking agent --R 5 -- is ##STR55##
Claim 19
Dependent Claim
31 words
A method according to claim 16, wherein in the bistriazene crosslinking agent each of --R 1 , --R 2 , --R 3 and --R 4 is methyl and r is 0.
Claim 20
Dependent Claim
15 words
A method according to claim 16, wherein the bistriazene crosslinking agent has the structure ##STR56##
Claim 21
Dependent Claim
46 words
A method according to claim 11, wherein in the intimate mixture formed in step (i), the bistriazene crosslinking agent is present in an amount between about 10 and about 40 weight %, based on the combined weights of the fluorinated poly(arylene ether) and the bistriazene compound.
Claim 22
Dependent Claim
25 words
A method according to claim 11, wherein in step (iii) the shaped article is heated to a temperature between about 300° and about 400° C.
Claim 23
Dependent Claim
18 words
A method according to claim 11, wherein the intimate mixture of step (i) is formed by solution mixing.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-10-13 | 1996-04-13 | 1996-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-10-13 | 2000-04-13 | 2000-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-10-13 | 2004-04-13 | 2004-10-13 | $7700.00 | Window Closed / Lapsed |