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US2925397A Expired / Lapsed US ⏱️ 0.0 years remaining

Polymer composition comprising a resinous polymer and the salt obtained by reacting a quaternary ammonium compound with an anionic surface active compound and method of making same

Assignee: Dehydag Deutsche Hydrierwerke GmbH
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Filing: 1955-04-22
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Granted: 1960-02-16
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Expires: 1975-04-22
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Abstract

No abstract record available.

Inventors

  • 👤 Hopfner Konrad
  • 👤 Offermann Willy

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 12:38
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C08K5/19

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 185 words
A SOLID HIGH POLYMER PLASTIC COMPOSITION IN WHICH ADDITIVES CAN BE EASILY INTIMATELY DISPERSED WHICH PLASTIC COMPOSITION CONSISTS ESSENTIALLY OF A PLASTIC SELECTED FROM THE GROUP CONSISTING OF POLYVINYL HALIDES, PLOYVINYL ACETATE, POLYACRYLONITRILE, POLYSTYRENE, POLYAMIDE OF HEXAMETHYLENE DIAMINE AND ADIPIC ACID AND POLYESTER OF GLYCEROL AND PHTHALIC ACID HAVING INCORPORATED THEREIN AND INTIMATELY AND THOROUGHLY DISPERSED THERETHROUGH A WATER-INSOLUBLE ORGANIC SALT PRECIPITATE OBTAINED BY ADDING TOGETHER AN AQUEOUS SOLUTION OF ORGANIC ANIONIC ACTIVE QUANTERNARY AMMONIUM COMPOUNDS HAVING AT LEAST ONE ALIPHATIC HYDROCARBON RADICAL CONTAINING 6 TO 22 CARBON ATOMS AND AN AQUEOUS SOLUTION OF AN ORGANIC ANIONIC SURFACE-ACTIVE COMPOUND HAVING AT LEAST ONE ALIPHATIC HYDROCARBON RADICAL CONTAINING 6 TO 20 CARBON ATOMS AND AT LEAST ONE ACID RADICAL CAPABLE OF BEING NEUTRALIZED BY AN ORGANIC BASE TO FORM A SALT THEREWITH SELECTED FROM THE GROUP CONSISTING OF SULFURIC ACID RADICALS, SULFONIC ACID RADICALS, PHOSPHORIC ACID RADICALS AND CARBOXYLIC ACID RADICALS, SAID CATIONIC AND SAID ANIONIC COMPOUNDS BEING IN SUBSTANTIALLY EQUIMOLAR PROPORTIONS IN SAID PRECIPITATE, AMOUNT BETWEEN ABOUT 3% AND ABOUT 20% OF THE AMOUNT OF SAID PLASTIC PRESENT IN SAID SOLID HIGH POLYMER PLASTIC COMPOSITION.
Claim 2
Dependent Claim 185 words
A SOLID HIGH POLYMER PLASTIC COMPOSITION IN WHICH ADDITIVES CAN BE EASILY INTIMATELY DISPERSED WHICH PLASTIC COMPOSITION CONSISTS ESSENTIALLY OF A PLASTIC SELECTED FROM THE GROUP CONSISTING OF POLYVINYL HALIDES, PLOYVINYL ACETATE, POLYACRYLONITRILE, POLYSTYRENE, POLYAMIDE OF HEXAMETHYLENE DIAMINE AND ADIPIC ACID AND POLYESTER OF GLYCEROL AND PHTHALIC ACID HAVING INCORPORATED THEREIN AND INTIMATELY AND THOROUGHLY DISPERSED THERETHROUGH A WATER-INSOLUBLE ORGANIC SALT PRECIPITATE OBTAINED BY ADDING TOGETHER AN AQUEOUS SOLUTION OF ORGANIC ANIONIC ACTIVE QUANTERNARY AMMONIUM COMPOUNDS HAVING AT LEAST ONE ALIPHATIC HYDROCARBON RADICAL CONTAINING 6 TO 22 CARBON ATOMS AND AN AQUEOUS SOLUTION OF AN ORGANIC ANIONIC SURFACE-ACTIVE COMPOUND HAVING AT LEAST ONE ALIPHATIC HYDROCARBON RADICAL CONTAINING 6 TO 20 CARBON ATOMS AND AT LEAST ONE ACID RADICAL CAPABLE OF BEING NEUTRALIZED BY AN ORGANIC BASE TO FORM A SALT THEREWITH SELECTED FROM THE GROUP CONSISTING OF SULFURIC ACID RADICALS, SULFONIC ACID RADICALS, PHOSPHORIC ACID RADICALS AND CARBOXYLIC ACID RADICALS, SAID CATIONIC AND SAID ANIONIC COMPOUNDS BEING IN SUBSTANTIALLY EQUIMOLAR PROPORTIONS IN SAID PRECIPITATE, AMOUNT BETWEEN ABOUT 3% AND ABOUT 20% OF THE AMOUNT OF SAID PLASTIC PRESENT IN SAID SOLID HIGH POLYMER PLASTIC COMPOSITION.

References Cited (Backward Citations)

US2313154A Cited
US2360990A Cited
US2276305A Cited
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US2413197A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-02-15 1963-08-17 1964-02-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-02-15 1967-08-17 1968-02-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-02-15 1971-08-17 1972-02-16 $7700.00 Window Closed / Lapsed

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