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US2930083A Expired / Lapsed US ⏱️ 0.0 years remaining

Extrusion of cross-linked polyethylene and process of coating wire thereby

Assignee: General Electric Co
•
Filing: 1957-08-30
•
Granted: 1960-03-29
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Expires: 1977-08-30
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Abstract

No abstract record available.

Inventors

  • 👤 Joseph E Vostovich
  • 👤 Carl A Bailey

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 21:03
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/14; B; B29; B29C; B29C48/00; B29C48/022; B29C48/03; B29C48/05; B29C48/06; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06; B29K; B29K2101/00; B29K2101/10; B29K2301/00; B29K2301/10; Y; Y10; Y10S; Y10S8/00; Y10S8/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 97 words
A PROCESS FOR EXTRUDING POLYETHYLENE WHICH COMPRISES MIXING WITH POLYETHYLENE FROM 10% TO 35% OF THE QUANTITY NECESSARY FOR OPTIMUM CROSS-LINKING OF A PEROXIDE ILN WHICH EACH OF THE PEROXIDE OXYGENS IS LINKED DIRECTLY TO A TERTIARY CARBON ATOM WHOSE REMAINING VALENCES ARE ATTACHED TO RADICALS SELECTED FROM THE GROUP CONSISTING OF ALKYL, CYCLOALKYL, ALKYL CYCLOALKYL, ARYL, AND ARALYKLY, CURING SAID MIXTURE TO EFFECT A GEL STRUCTURE THEREIN, MIXING THEREWITH THE REMAINING 65% TO 90% OF SAID PEROXIDE, EXTRUDING SAID COMPOSITION, AND CONTACTING THE EXTRUDED PRODUCT WITH STEAM AT THE CURING TEMPERATURE TO EFFECT THE CURE THEREOF.
Claim 2
Dependent Claim 97 words
A PROCESS FOR EXTRUDING POLYETHYLENE WHICH COMPRISES MIXING WITH POLYETHYLENE FROM 10% TO 35% OF THE QUANTITY NECESSARY FOR OPTIMUM CROSS-LINKING OF A PEROXIDE ILN WHICH EACH OF THE PEROXIDE OXYGENS IS LINKED DIRECTLY TO A TERTIARY CARBON ATOM WHOSE REMAINING VALENCES ARE ATTACHED TO RADICALS SELECTED FROM THE GROUP CONSISTING OF ALKYL, CYCLOALKYL, ALKYL CYCLOALKYL, ARYL, AND ARALYKLY, CURING SAID MIXTURE TO EFFECT A GEL STRUCTURE THEREIN, MIXING THEREWITH THE REMAINING 65% TO 90% OF SAID PEROXIDE, EXTRUDING SAID COMPOSITION, AND CONTACTING THE EXTRUDED PRODUCT WITH STEAM AT THE CURING TEMPERATURE TO EFFECT THE CURE THEREOF.

References Cited (Backward Citations)

US2322483A Cited
US2528523A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-03-29 1963-09-28 1964-03-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-03-29 1967-09-28 1968-03-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-03-29 1971-09-28 1972-03-29 $7700.00 Window Closed / Lapsed

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