US2827447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and catalyst for production of olefin polymers
Assignee: Phillips Petroleum Co
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Filing: 1955-12-30
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Granted: 1958-03-18
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Expires: 1975-12-30
Abstract
No abstract record available.
Inventors
- 👤 Nowlin Gene
- 👤 Harold D Lyons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:05
CPC Classifications
C; C08; C08F; C08F10/00; Y; Y10; Y10S; Y10S260/00; Y10S260/25; Y10S585/00; Y10S585/929; Y10S585/946
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
316 words
A METHOD FOR POLYMERIZING A POLYMERIZABLE HYDROCARBON WHICH COMPRISES CONTACTING SAID HYDROCARBON WITH A CATALYST COMPRISING (1) A METAL HALIDE SELECTED FROM THE GROUP CONSISTING OF HALIDES OF TITANIUM, ZIRCONIUM, HAFNIUM AND GERMANIUM, (2) A COMPOUND SELECTED FROM THE GROUP CONSISTING OF CARBIDES CORRESPONDING TO THE FORMULA M''AC2 AND ACETYLENIC COMPOUNDS CORRESPONDING TO THE FORMULA M''-(C$CR'')B, WHEREIN M'' IS A METAL SELECTED FROM THE GROUP CONSISTING OF LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CESIUM, MAGNESIUM, BARIUM, STRONTIUM, CALCIUM, ZINC, CADMIUM, MERCURY, COPPER, SILVER AND GOLD, WHEREIN R'' IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, AN ALKYL RADICAL, A CYCLOALKYL RADICAL, AN ARYL RADICAL, AND COMBINATIONS OF THESE RADICALS, WHEREIN A EQUALS 1 WHEN THE VALENCE OF METAL M'' IS 1 AND WHEREIN A EQUALS 1 WHEN THE VALENCE OF METAL M'' IS 2, AND WHEREIN B IS EQUAL TO THE VALENCE OF METAL M'', AND (3) AT LEAST ONE COMPONENT SELECTED FROM THE FOLLOWING: (A) AN ORGANOMETAL HALIDE CORRESPONDING TO THE FORMULA RXMXY, WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF A SATURATED ACYCLIC HYDROCARBON RADICAL, A SATURATED CYCLIC HYDROCARBON RADICAL, AN AROMATIC HYDROCARBON RADICAL, AND COMBINATIONS OF THESE RADICALS, WHEREIN M IS A METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, GALLIUM, INDIUM, THALLIUM AND BERYLLIUM, WHEREIN X IS A HALOGEN, AND WHEREIN X AND Y ARE INTEGERS, THE SUM OF X AND Y BEING EQUAL TO THE VALENCE OF METAL M; (B) A MIXTURE OF AN ORGANIC HALIDE AND AT LEAST ONE METAL SELECTED FROM THE GROUP CONSISTING OF LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CESIUM, BERYLLIUM, MAGNESIUM, ZINC, CADMIUM, MERCURY, ALUMINUM, GALLIUM, INDIUM AND THALLIUM; AND (C) A COMPLEX HYDRIDE CORRESPONDING TO THE FORMULA M"M"''HM, WHEREIN M" IS AN ALKALI METAL, WHEREIN M"'' IS A METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, GALLIUM, INDIUM, AND THALLIUM, AND WHEREIN M IS EQUAL TO THE SUM OF THE VALENCES OF THE TWO METALS M" AND M"''.
Claim 2
Independent Claim
316 words
A METHOD FOR POLYMERIZING A POLYMERIZABLE HYDROCARBON WHICH COMPRISES CONTACTING SAID HYDROCARBON WITH A CATALYST COMPRISING (1) A METAL HALIDE SELECTED FROM THE GROUP CONSISTING OF HALIDES OF TITANIUM, ZIRCONIUM, HAFNIUM AND GERMANIUM, (2) A COMPOUND SELECTED FROM THE GROUP CONSISTING OF CARBIDES CORRESPONDING TO THE FORMULA M''AC2 AND ACETYLENIC COMPOUNDS CORRESPONDING TO THE FORMULA M''-(C$CR'')B, WHEREIN M'' IS A METAL SELECTED FROM THE GROUP CONSISTING OF LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CESIUM, MAGNESIUM, BARIUM, STRONTIUM, CALCIUM, ZINC, CADMIUM, MERCURY, COPPER, SILVER AND GOLD, WHEREIN R'' IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, AN ALKYL RADICAL, A CYCLOALKYL RADICAL, AN ARYL RADICAL, AND COMBINATIONS OF THESE RADICALS, WHEREIN A EQUALS 1 WHEN THE VALENCE OF METAL M'' IS 1 AND WHEREIN A EQUALS 1 WHEN THE VALENCE OF METAL M'' IS 2, AND WHEREIN B IS EQUAL TO THE VALENCE OF METAL M'', AND (3) AT LEAST ONE COMPONENT SELECTED FROM THE FOLLOWING: (A) AN ORGANOMETAL HALIDE CORRESPONDING TO THE FORMULA RXMXY, WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF A SATURATED ACYCLIC HYDROCARBON RADICAL, A SATURATED CYCLIC HYDROCARBON RADICAL, AN AROMATIC HYDROCARBON RADICAL, AND COMBINATIONS OF THESE RADICALS, WHEREIN M IS A METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, GALLIUM, INDIUM, THALLIUM AND BERYLLIUM, WHEREIN X IS A HALOGEN, AND WHEREIN X AND Y ARE INTEGERS, THE SUM OF X AND Y BEING EQUAL TO THE VALENCE OF METAL M; (B) A MIXTURE OF AN ORGANIC HALIDE AND AT LEAST ONE METAL SELECTED FROM THE GROUP CONSISTING OF LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CESIUM, BERYLLIUM, MAGNESIUM, ZINC, CADMIUM, MERCURY, ALUMINUM, GALLIUM, INDIUM AND THALLIUM; AND (C) A COMPLEX HYDRIDE CORRESPONDING TO THE FORMULA M"M"''HM, WHEREIN M" IS AN ALKALI METAL, WHEREIN M"'' IS A METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, GALLIUM, INDIUM, AND THALLIUM, AND WHEREIN M IS EQUAL TO THE SUM OF THE VALENCES OF THE TWO METALS M" AND M"''.
Claim 3
Dependent Claim
24 words
A CATALYST COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF ZIRCONIUM TETRACHLORIDE, CUPROUS CARBIDE, AND AN APPROXIMATELY EQUIMOLAR MIXTURE OF ETHYLALUMINUM DICHLORIDE AND DIETHYLALUMINUM CHLORIDE.
Claim 4
Dependent Claim
24 words
A CATALYST COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF ZIRCONIUM TETRACHLORIDE, CUPROUS CARBIDE, AND AN APPROXIMATELY EQUIMOLAR MIXTURE OF ETHYLALUMINUM DICHLORIDE AND DIETHYLALUMINUM CHLORIDE.
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) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |