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US3054767A Expired / Lapsed US ⏱️ 0.0 years remaining

Process comprising blending a halogenated polymer with a fused polynuclear hydrocarbon

Assignee: EIDP Inc
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Filing: 1958-10-21
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Granted: 1962-09-18
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Expires: 1978-10-21
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Abstract

No abstract record available.

Inventors

  • 👤 Quinn James Maurice

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 09:05
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/01

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 154 words
A PROCESS FOR FORMING SHAPED STRUCTURES WHICH COMPRISES BLENDING A MIXTURE OF A HALOGENATED POLYMER OF A VINYLIDENE MONOMER IN WHICH THE HALOGEN HAS AN ATOMIC WEIGHT OF 19-36 AND 1-25% BY WEIGHT OF A FUSED POLYNUCLEAR HYDROCARBON COMPOUND HAVING A STRUCTURE CHARACTERIZED BY THE PRESENCE OF AT LEAST TWO RINGS, AT LEAST ONE OF WHICH IS A 6-MEMBERED AROMATIC RING, WHICH ARE JOINED BY HAVING TWO ATOMS IN COMMON AND HAVING A NORMAL BOILING POINT OF AT LEAST 160* C., HEATING SAID MIXTURE TO A TEMPERATURE ABOVE THE MELTING POINT OF SAID POLYMER SUFFICIENT TO CONVERT THE MIXTURE INTO A HOMOGENEOUS SINGLE PHASE COMPOSITION CONTAINING POLYMER AND A SUFFICIENT AMOUNT OF SAID FUSED POLYNUCLEAR HYDROCARBON COMPOUND TO PREVENT DEGRADATION OF SAID POLYMER; FORMING SAID COMPOSITION INTO A SHAPED STRUCTURE WHILE RETAINING A SUFFICIENT AMOUNT OF SAID FUSED POLUNUCLEAR HYDROCARBON COMPOUND IN SAID COMPOSITION TO PREVENT DEGRADATION OF SAID POLYMER; AND COOLING SAID STRUCTURE.
Claim 2
Dependent Claim 154 words
A PROCESS FOR FORMING SHAPED STRUCTURES WHICH COMPRISES BLENDING A MIXTURE OF A HALOGENATED POLYMER OF A VINYLIDENE MONOMER IN WHICH THE HALOGEN HAS AN ATOMIC WEIGHT OF 19-36 AND 1-25% BY WEIGHT OF A FUSED POLYNUCLEAR HYDROCARBON COMPOUND HAVING A STRUCTURE CHARACTERIZED BY THE PRESENCE OF AT LEAST TWO RINGS, AT LEAST ONE OF WHICH IS A 6-MEMBERED AROMATIC RING, WHICH ARE JOINED BY HAVING TWO ATOMS IN COMMON AND HAVING A NORMAL BOILING POINT OF AT LEAST 160* C., HEATING SAID MIXTURE TO A TEMPERATURE ABOVE THE MELTING POINT OF SAID POLYMER SUFFICIENT TO CONVERT THE MIXTURE INTO A HOMOGENEOUS SINGLE PHASE COMPOSITION CONTAINING POLYMER AND A SUFFICIENT AMOUNT OF SAID FUSED POLYNUCLEAR HYDROCARBON COMPOUND TO PREVENT DEGRADATION OF SAID POLYMER; FORMING SAID COMPOSITION INTO A SHAPED STRUCTURE WHILE RETAINING A SUFFICIENT AMOUNT OF SAID FUSED POLUNUCLEAR HYDROCARBON COMPOUND IN SAID COMPOSITION TO PREVENT DEGRADATION OF SAID POLYMER; AND COOLING SAID STRUCTURE.

References Cited (Backward Citations)

US2474896A Cited
US2705690A Cited
US2844557A Cited
US2881148A Cited
US2868742A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-09-17 1966-03-19 1966-09-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-09-17 1970-03-19 1970-09-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-09-17 1974-03-19 1974-09-18 $7700.00 Window Closed / Lapsed

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