US4443571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laser printable polyarylene sulfide compositions
Assignee: Phillips Petroleum Co
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Filing: 1982-09-30
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Granted: 1984-04-17
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Expires: 2002-09-30
Abstract
Abstract The six compositions, nickel-antimony-titanium, lead chromate-lead molybdate, quinacridone, monoazo-nickel complex, cobalt-zinc-silica, and lead chromate, provide a polyarylene sulfide composition containing one or more of these with high contrast laser printability.
Inventors
- 👤 Donald G. Needham
- 👤 John E. Leland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:12
CPC Classifications
H; H10; H10W; H10W74/00; H10W74/40; H10W74/47; H10W74/473; B; B41; B41M; B41M5/00; B41M5/26; B41M5/267; C; C08; C08K; C08K3/00; C08K3/18; C08K3/20; C08K3/22; C08K3/24; C08K3/34; C08K5/00; C08K5/0091; C08K5/16; C08K5/34; C08K5/3412; C08K5/3432; C08K5/3437
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
29 words
A composition comprising (a) polyarylene sulfide and (b) at least one print compound selected from the group consisting of monoazo-nickel complex lead chromate-lead molybdate quinacridone nickel-antimony-titanium cobalt-zinc-silica lead chromate.
Claim 2
Dependent Claim
29 words
A composition comprising (a) polyarylene sulfide and (b) at least one print compound selected from the group consisting of monoazo-nickel complex lead chromate-lead molybdate quinacridone nickel-antimony-titanium cobalt-zinc-silica lead chromate.
Claim 3
Dependent Claim
66 words
Composition in accordance with claim 1 comprising the following ingredients in the following weight ranges: (a) polyarylene sulfide, 100 parts by weight, (b) print compound, 0.9 to 12 parts by weight, (c) filler, 140 to 220 parts by weight, (d) coupling agent, 0.7 to 6 parts by weight, (e) processing aid, 0.3 to 3 parts by weight, (f) corrosion inhibitor, 0 to 6 parts by weight.
Claim 4
Dependent Claim
13 words
Composition of claim 1 or 2 containing nickel antimony-titanium as said compound (b).
Claim 5
Dependent Claim
14 words
Composition of claim 1 or 2 containing lead chromate-lead molybdate as said compound (b).
Claim 6
Dependent Claim
12 words
Composition of claim 1 or 2 containing quinacridone as said compound (b).
Claim 7
Dependent Claim
13 words
Composition of claim 1 or 2 containing monoazo-nickel complex as said compound (b).
Claim 8
Dependent Claim
12 words
Composition of claim 1 or 2 containing cobalt-zinc-silica as said compound (b).
Claim 9
Dependent Claim
13 words
Composition of claim 1 or 2 containing lead chromate as said compound (b).
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) | 1987-04-17 | 1987-10-17 | 1988-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-04-17 | 1991-10-17 | 1992-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-04-17 | 1995-10-17 | 1996-04-17 | $7700.00 | Window Closed / Lapsed |