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US2964517A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for chlorinating oxidized polyethylene waxes and resinous oxidized chlorinated product

Assignee: Honeywell International Inc
•
Filing: 1957-10-25
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Granted: 1960-12-13
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Expires: 1977-10-25
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Abstract

No abstract record available.

Inventors

  • 👤 John C Eck
  • 👤 William C Kraemer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 22:44
CPC Classifications
C; C08; C08F; C08F8/00; C08F8/18; C08F8/20

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 103 words
AS A NEW COMPOSITION OF MATTER, A RESIN RESULTING FROM THE CHLORINATION OF A HARD, HIGH MELTING OXIDIZED POLYETHYLENE/C2-C4 ALKANOL TELOMER WAX, SAID WAX HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN ABOUT 600 AND ABOUT 3,000, AND AN OXYGEN CONTENT BETWEEN ABOUT 3% AND ABOUT 9% BY WEIGHT, SAID RESIN CONTAINING BETWEEN ABOUT 1% AND ABOUT 5% BY WEIGHT OF OXYGEN AND BETWEEN ABOUT 30% AND ABOUT 70% BY WEIGHT OF OXYGEN AND BEAND BEING CHARACTERIZED BY SOLUBILITY AT 72*F. IN XYLENE OF AT LEAST ABOUT 150 PARTS BY WEIGHT OF RESIN PER 100 PARTS XYLENE, AND BY VIRTUAL INSOLUBILITY IN HEXANE AND CYCLOHEXANE.
Claim 2
Dependent Claim 103 words
AS A NEW COMPOSITION OF MATTER, A RESIN RESULTING FROM THE CHLORINATION OF A HARD, HIGH MELTING OXIDIZED POLYETHYLENE/C2-C4 ALKANOL TELOMER WAX, SAID WAX HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN ABOUT 600 AND ABOUT 3,000, AND AN OXYGEN CONTENT BETWEEN ABOUT 3% AND ABOUT 9% BY WEIGHT, SAID RESIN CONTAINING BETWEEN ABOUT 1% AND ABOUT 5% BY WEIGHT OF OXYGEN AND BETWEEN ABOUT 30% AND ABOUT 70% BY WEIGHT OF OXYGEN AND BEAND BEING CHARACTERIZED BY SOLUBILITY AT 72*F. IN XYLENE OF AT LEAST ABOUT 150 PARTS BY WEIGHT OF RESIN PER 100 PARTS XYLENE, AND BY VIRTUAL INSOLUBILITY IN HEXANE AND CYCLOHEXANE.
Claim 3
Dependent Claim 141 words
THE PROCESS FOR PREPARING A RESINOUS CHLORINATED POLYETHYLENE DERIVATIVE CHARACTERIZED BY A HIGH DEGREE OF SOLUBILITY AT 20*C. IN AROMATIC HYDROCARBONS, CYCLOALIPHATIC UNSATURATED HYDROCARBONS AND KETONES, AND BY INSOLUBILITY IN SATURATED AND UNSATURATED STRAIGHT CHAIN ALIPHATIC HYDROCARBONS, WHICH COMPRISES DISPERSING IN A CHLORINE-STABLE MEDIUM, IN A CONCENTRATION OF AT LEAST ABOUT 5% BY WEIGHT BASED ON THE WEIGHT OF THE RESULTING DISPERSION, AN OXIDIZED POLYETHYLENE/C2-C4 ALKANOL TELOMER WAX HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN ABOUT 600 AND ABOUT 3,000 AND CONTAINING BETWEEN ABOUT 3% AND ABOUT 9% OF OXYGEN BY WEIGHT, AND INTRODUCING CHLORINE INTO SAID DISPERSION IN THE PRESENCE OF LIGHT AT AN INITIAL TEMPERATURE OF AT LEAST ABOUT 60*C. AND CONTINUING SAID CHLORIDE INTRODUCTION WHILE MAINTAINING THE TEMPERATURE OF THE DISPERSION BETWEEN ABOUT 50*C. AND ABOUT 80*C UNTIL THE RESULTING RESIN CONTAINS BETWEEN ABOUT 30% AND ABOUT 70% CHLORINE.
Claim 4
Dependent Claim 141 words
THE PROCESS FOR PREPARING A RESINOUS CHLORINATED POLYETHYLENE DERIVATIVE CHARACTERIZED BY A HIGH DEGREE OF SOLUBILITY AT 20*C. IN AROMATIC HYDROCARBONS, CYCLOALIPHATIC UNSATURATED HYDROCARBONS AND KETONES, AND BY INSOLUBILITY IN SATURATED AND UNSATURATED STRAIGHT CHAIN ALIPHATIC HYDROCARBONS, WHICH COMPRISES DISPERSING IN A CHLORINE-STABLE MEDIUM, IN A CONCENTRATION OF AT LEAST ABOUT 5% BY WEIGHT BASED ON THE WEIGHT OF THE RESULTING DISPERSION, AN OXIDIZED POLYETHYLENE/C2-C4 ALKANOL TELOMER WAX HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN ABOUT 600 AND ABOUT 3,000 AND CONTAINING BETWEEN ABOUT 3% AND ABOUT 9% OF OXYGEN BY WEIGHT, AND INTRODUCING CHLORINE INTO SAID DISPERSION IN THE PRESENCE OF LIGHT AT AN INITIAL TEMPERATURE OF AT LEAST ABOUT 60*C. AND CONTINUING SAID CHLORIDE INTRODUCTION WHILE MAINTAINING THE TEMPERATURE OF THE DISPERSION BETWEEN ABOUT 50*C. AND ABOUT 80*C UNTIL THE RESULTING RESIN CONTAINS BETWEEN ABOUT 30% AND ABOUT 70% CHLORINE.

References Cited (Backward Citations)

US2183556A Cited
US2461966A Cited
US2481188A Cited
US2779754A Cited
US2845413A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-12-13 1964-06-13 1964-12-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-12-13 1968-06-13 1968-12-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-12-13 1972-06-13 1972-12-13 $7700.00 Window Closed / Lapsed

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