US4145479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat resistant curable surface coating composition comprising the reaction product of an unsaturated polyaryloxyphosphazene and an unsaturated aryloxycyclotriphosphazene
Assignee: Armstrong World Industries Inc
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Filing: 1978-07-06
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Granted: 1979-03-20
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Expires: 1998-07-06
Abstract
Abstract A curable coating composition comprising the reaction product of at least one unsaturated polyaryloxyphosphazene, at least one unsaturated aryloxycyclotriphosphazene, and a crosslinking agent is disclosed. In one embodiment, the coating composition is suitable for use as a cigarette burn resistant wear layer coating for thermoplastic floor coverings.
Inventors
- 👤 Bruce E. Adams
- 👤 Robert D. Hensel
- 👤 Edwin J. Quinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:23
CPC Classifications
C; C09; C09D; C09D4/00; C08; C08F; C08F283/00; C08G; C08G79/00; C08G79/02; C08G79/025; C09D143/00; C09D143/02; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24851; Y10T428/24868; Y10T428/24876; Y10T428/31504; Y10T428/31855
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
30 words
A thermoplastic floor covering coated with a curable wear layer composition comprising the reaction product of at least one unsaturated polyaryloxyphosphazene, at least one unsaturated aryloxycyclotriphosphazene, and a crosslinking agent.
Claim 2
Dependent Claim
30 words
A thermoplastic floor covering coated with a curable wear layer composition comprising the reaction product of at least one unsaturated polyaryloxyphosphazene, at least one unsaturated aryloxycyclotriphosphazene, and a crosslinking agent.
Claim 3
Dependent Claim
218 words
The thermoplastic floor covering of claim 1 in which said unsaturated polyaryloxyphosphazene has the formula --NP(OC.sub.6 H.sub.5-w R.sub.w).sub.x (OC.sub.6 H.sub.5-w R.sub.w).sub.y (R.sup.1).sub.z !.sub.n wherein each R separately represents hydrogen, chlorine, bromine, flourine, a (C 1 to C 10 ) linear or branched alkyl radical or a (C 1 to C 4 ) linear or branched alkoxy radical; R 1 represents --OC 6 H 4 --CH═CH 2 , --OC 6 H 3 (R 2 )--CH═CH 2 , --OC 6 H 4 --CH═CH(R 2 ), --OC 6 H 3 (R 2 )--CH═CH(R 3 ), --OC 6 H 4 --CH 2 CH═CH 2 , --OC 6 H 3 (R 2 )--CH 2 CH═CH 2 , --OC 6 H 4 (R 3 )--CH═CH 2 , --OC 6 H 4 CH 2 --C(R 2 )═CH 2 , --OC 6 H 4 CH 2 --CH═CH(R 3 ), or --OC 6 H 4 --CH═CH--(CH 2 ) b --CH═CH 2 ; R 2 and R 3 each separately represent a halogen or an alkenyl, alkoxy, aryloxy, alkyl, or aryl radical; w has a value of from 0 to 5; z has a value greater than 0 and the sum of x + y + z equals 2; n has a value of from 2 to 3100; and b has a value of from 0 to 4.
Claim 4
Dependent Claim
43 words
The thermoplastic floor covering of claim 1 in which said aryloxyphosphazene has the formula N.sub.3 P.sub.3 (OC.sub.6 H.sub.5-w R.sub.w).sub.a (R.sup.1).sub.6-a wherein R, R 1 , and w are as defined above, and a has a value up to 6 but cannot equal 0.
Claim 5
Dependent Claim
22 words
The thermoplastic floor covering of claim 1 in which said crosslinking agent is an organic compound bearing two or more thiol groups.
Claim 6
Dependent Claim
18 words
The thermoplastic floor covering of claim 1 wherein the wear layer composition is cured under free radical conditions.
Claim 7
Dependent Claim
20 words
The thermoplastic floor covering of claim 5 in which said free radical conditions are induced by a peroxide curing agent.
Claim 8
Dependent Claim
17 words
The thermoplastic floor covering of claim 5 in which said free radical conditions are induced by radiation.
Claim 9
Dependent Claim
23 words
A curable coating composition comprising the reaction product of at least one unsaturated polyaryloxyphosphazene, at least one unsaturated aryloxycyclotriphosphazene, and a crosslinking agent.
Claim 10
Dependent Claim
23 words
A curable coating composition comprising the reaction product of at least one unsaturated polyaryloxyphosphazene, at least one unsaturated aryloxycyclotriphosphazene, and a crosslinking agent.
Claim 11
Dependent Claim
31 words
A cured coating produced by curing, under free radical conditions, a composition comprising the reaction product of at least one unsaturated polyaryloxyphosphazene, at least one unsaturated aryloxycyclotriphosphazene, and a crosslinking agent.
Claim 12
Dependent Claim
31 words
A cured coating produced by curing, under free radical conditions, a composition comprising the reaction product of at least one unsaturated polyaryloxyphosphazene, at least one unsaturated aryloxycyclotriphosphazene, and a crosslinking agent.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-03-19 | 1982-09-18 | 1983-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-03-19 | 1986-09-18 | 1987-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-03-19 | 1990-09-18 | 1991-03-20 | $7700.00 | Window Closed / Lapsed |