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Organoclay-polyolefin compositions

Assignee: Union Oil Company of California
•
Filing: 1961-04-04
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Granted: 1963-04-02
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Expires: 1981-04-04
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Abstract

No abstract record available.

Inventors

  • 👤 Paul G Nahin
  • 👤 Backlund Peter Stanley

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 11:58
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/12; C08K; C08K9/00; C08K9/04; Y; Y10; Y10S; Y10S8/00; Y10S8/09

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 77 words
A METHOD FOR INCORPORATING CLAY INTO A THERMOPLASTIC POLYOLEFIN, WHICH COMPRISES BASE-EXCHANGING SAID CLAY WITH AN ORGANIC NITROGEN BASE CONTAINING AT LEAST ONE ACTIVE METHYLENE LINKAGE, THEREBY FORMING AN ORGANOCLAY ADDUCT, INCORPORATING SAID ADDUCT INTIMATELY INTO SAID POLYOLEFIN IN RATIOS BETWEEN ABOUT 5/95 AND 80/20 OF ADDUCT/POLYOLEFIN AND HEAT-FUSING THE MIXTURE, THEN SUBJECTING SAID HEAT-FUSED MIXTURE TO HIGH ENERGY, IONIZING RADIATION AT A DOSAGE LEVEL BETWEEN ABOUT 1 AND 1,000 MEGARADS TO INDUCE CROSSLINKAGE BBETWEEN METHYLENE GROUPS.
Claim 2
Independent Claim 77 words
A METHOD FOR INCORPORATING CLAY INTO A THERMOPLASTIC POLYOLEFIN, WHICH COMPRISES BASE-EXCHANGING SAID CLAY WITH AN ORGANIC NITROGEN BASE CONTAINING AT LEAST ONE ACTIVE METHYLENE LINKAGE, THEREBY FORMING AN ORGANOCLAY ADDUCT, INCORPORATING SAID ADDUCT INTIMATELY INTO SAID POLYOLEFIN IN RATIOS BETWEEN ABOUT 5/95 AND 80/20 OF ADDUCT/POLYOLEFIN AND HEAT-FUSING THE MIXTURE, THEN SUBJECTING SAID HEAT-FUSED MIXTURE TO HIGH ENERGY, IONIZING RADIATION AT A DOSAGE LEVEL BETWEEN ABOUT 1 AND 1,000 MEGARADS TO INDUCE CROSSLINKAGE BBETWEEN METHYLENE GROUPS.

References Cited (Backward Citations)

US2622987A Cited
GB742933A Cited
GB773529A Cited
US2768992A Cited
US2773043A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-04-01 1966-10-01 1967-04-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-04-01 1970-10-01 1971-04-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-04-01 1974-10-01 1975-04-02 $7700.00 Window Closed / Lapsed

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