US5204416A
Expired / Lapsed
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Crosslinked fluorinated poly(arylene ether)
Assignee: Honeywell International Inc
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Filing: 1992-04-07
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Granted: 1993-04-20
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Expires: 2012-04-07
Abstract
Abstract Fluorinated poly(arylene ethers) having a repeat unit such as <IMAGE> are useful as dielectric materials in multilayer interconnects in integrated circuit chips and multichip modules and as protective materials for chips.
Inventors
- 👤 Frank W. Mercer
- 👤 Richard C. Sovish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:16
CPC Classifications
C; C08; C08L; C08L81/00; C08L81/06; C08G; C08G65/00; C08G65/34; C08G65/38; C08G65/40; C08G65/4006; C08G75/00; C08G75/20; C08G75/23; C08L71/00; H; H10; H10W; H10W20/00; H10W20/40; H10W20/45; H10W20/48; 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: 9
Claim 1
Independent Claim
195 words
A crosslinked, fluorinated poly(arylene ether) produced by heating in air at a temperature between about 300° and about 400° C. a fluorinated poly(arylene ether) comprising a repeat unit of the structure ##STR18## wherein --W-- is ##STR19## 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 --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 ##STR20## 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; provided that when --Z-- is --C(CH 3 ) 2 --, --S--, or --SO 2 -- and m is 1, then p and q are not both 0.
Claim 2
Dependent Claim
195 words
A crosslinked, fluorinated poly(arylene ether) produced by heating in air at a temperature between about 300° and about 400° C. a fluorinated poly(arylene ether) comprising a repeat unit of the structure ##STR18## wherein --W-- is ##STR19## 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 --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 ##STR20## 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; provided that when --Z-- is --C(CH 3 ) 2 --, --S--, or --SO 2 -- and m is 1, then p and q are not both 0.
Claim 3
Dependent Claim
194 words
A crosslinked fluorinated poly(arylene ether) produced by heating an intimate mixture of a fluorinated poly(arylene ether) and peroxydic compound, the fluorinated poly(arylene ether) comprising a repeat unit of the structure ##STR21## wherein --W-- is ##STR22## 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 --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 ##STR23## 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; provided that when --Z-- is --C(CH 3 ) 2 --, --S--, or --SO 2 -- and m is 1, then p and q are not both 0.
Claim 4
Dependent Claim
194 words
A crosslinked fluorinated poly(arylene ether) produced by heating an intimate mixture of a fluorinated poly(arylene ether) and peroxydic compound, the fluorinated poly(arylene ether) comprising a repeat unit of the structure ##STR21## wherein --W-- is ##STR22## 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 --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 ##STR23## 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; provided that when --Z-- is --C(CH 3 ) 2 --, --S--, or --SO 2 -- and m is 1, then p and q are not both 0.
Claim 5
Dependent Claim
27 words
A crosslinked fluorinated poly(arylene ether) according to claim 2, wherein the peroxydic compound is selected from the group consisting of cumene hydroperoxide, dicumyl peroxide, and benzoyl peroxide.
Claim 6
Independent Claim
195 words
A method of crosslinking a fluorinated poly(arylene ether) comprising a repeat unit of the structure ##STR24## wherein --W-- is ##STR25## 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 --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 ##STR26## 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; provided that when --Z-- is --C(CH 3 ) 2 --, --S--, or --SO 2 -- and m is 1, then p and q are not both 0; which method comprises heating an intimate mixture of the fluorinated poly(arylene ether) and a peroxydic compound.
Claim 7
Independent Claim
195 words
A method of crosslinking a fluorinated poly(arylene ether) comprising a repeat unit of the structure ##STR24## wherein --W-- is ##STR25## 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 --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 ##STR26## 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; provided that when --Z-- is --C(CH 3 ) 2 --, --S--, or --SO 2 -- and m is 1, then p and q are not both 0; which method comprises heating an intimate mixture of the fluorinated poly(arylene ether) and a peroxydic compound.
Claim 8
Dependent Claim
40 words
A method according to claim 4, wherein the peroxydic compound is present in the intimate mixture in an amount of between about 5 and about 20% by weight based on the combined amounts of fluorinated poly(arylene ether) and peroxydic compound.
Claim 9
Dependent Claim
23 words
A method according to claim 4, wherein the intimate mixture is heated to a temperature between about 350° C. and about 425° C.
References Cited (Backward Citations)
US3332909A
Cited
FR2015676A1
Cited
US4272429A
Cited
US4744007A
Cited
US4732843A
Cited
US4835197A
Cited
US4827054A
Cited
US5115082A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-04-19 | 1996-10-19 | 1997-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-04-19 | 2000-10-19 | 2001-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-04-19 | 2004-10-19 | 2005-04-20 | $7700.00 | Window Closed / Lapsed |