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US2708664A Expired / Lapsed US ⏱️ 0.0 years remaining

Polymerizations with peroxide from alkylated vinylcyclohexene

Assignee: Phillips Petroleum Co
•
Filing: 1951-09-04
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Granted: 1955-05-17
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Expires: 1971-09-04
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Abstract

No abstract record available.

Inventors

  • 👤 Jean P Jones

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 22:48
CPC Classifications
C; C08; C08F; C08F36/00; C08F36/02; C08F36/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 146 words
IN THE PRODUCTION OF A POLYMERIC MATERIAL BY THE POLYMERIZATION OF A MONOMERIC MATERIAL COMPRISING A CONJUGATED DIENE DISPERSED IN AN AQUEOUS MEDIUM IN THE PRESENCE OF AN INITIATOR AND AN ACTIVATOR, THE IMPROVEMENT WHICH COMPRISES POLYMERIZING SAID MONOMERIC MATERIAL IN THE PRESENCE OF AN INITIATOR FORMED BY REACTING 2,3-DIMETHYLBUTANE WITH VINYLCYCLOHEXENE IN THE PRESENCE OF AN ALKYLATION CATALYST AND UNDER ALKYLATION CONDITIONS INCLUDING A TEMPERATURE OF FROM 50* F. TO 150* F., A REACTION TIME OF FROM 25 TO 320 MINUTES, A 2, 3-DIMETHYL BUTANE TO VINYLCYCLOHEXENE MOL RATIO OF 1:1 TO 20:1 AND A CATALYST TO HYDROCARBON VOLUME RATIO OF 0.01:1 TO 2:1, UNDER SUFFICIENT PRESSURE TO MAINTAIN A LIQUID PHASE, THEREBY TO PRODUCE A C14 HYDROCARBON, RECOVERING A FRACTION BOILING WITHIN THE RANGE OF 465-490* F. AND INCLUDING SAID HYDROCARBON, AND OXIDIZING SAID PRODUCT AT AN ELEVATED TEMPERATURE IN THE PRESENCE OF AIR.
Claim 2
Dependent Claim 146 words
IN THE PRODUCTION OF A POLYMERIC MATERIAL BY THE POLYMERIZATION OF A MONOMERIC MATERIAL COMPRISING A CONJUGATED DIENE DISPERSED IN AN AQUEOUS MEDIUM IN THE PRESENCE OF AN INITIATOR AND AN ACTIVATOR, THE IMPROVEMENT WHICH COMPRISES POLYMERIZING SAID MONOMERIC MATERIAL IN THE PRESENCE OF AN INITIATOR FORMED BY REACTING 2,3-DIMETHYLBUTANE WITH VINYLCYCLOHEXENE IN THE PRESENCE OF AN ALKYLATION CATALYST AND UNDER ALKYLATION CONDITIONS INCLUDING A TEMPERATURE OF FROM 50* F. TO 150* F., A REACTION TIME OF FROM 25 TO 320 MINUTES, A 2, 3-DIMETHYL BUTANE TO VINYLCYCLOHEXENE MOL RATIO OF 1:1 TO 20:1 AND A CATALYST TO HYDROCARBON VOLUME RATIO OF 0.01:1 TO 2:1, UNDER SUFFICIENT PRESSURE TO MAINTAIN A LIQUID PHASE, THEREBY TO PRODUCE A C14 HYDROCARBON, RECOVERING A FRACTION BOILING WITHIN THE RANGE OF 465-490* F. AND INCLUDING SAID HYDROCARBON, AND OXIDIZING SAID PRODUCT AT AN ELEVATED TEMPERATURE IN THE PRESENCE OF AIR.

References Cited (Backward Citations)

US2369163A Cited
US2475016A Cited
US2499505A Cited
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US2502569A Cited
US2614098A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1958-05-16 1958-11-15 1959-05-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1962-05-16 1962-11-15 1963-05-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1966-05-16 1966-11-15 1967-05-17 $7700.00 Window Closed / Lapsed

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