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US3786012A Expired / Lapsed US ⏱️ 0.0 years remaining

Aqueous emulsion polish compositions

Assignee: Atlantic Richfield Co
•
Filing: 1972-03-31
•
Granted: 1974-01-15
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Expires: 1992-03-31
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Abstract

Abstract AQUEOUS EMULSION COMPOSITIONS USEFUL, FOR EXAMPLE, AS FLOOR POLISHES AND CONTAINING POLYMERIC FILM-FORMER, A CARBOXYL GROUP-CONTAINING LEVELING RESIN, A HYDROCARBON WAX AND A CARBOXYL GROUP-REACTIVE COMPLEXING METAL ARE IMPROVED IN TERMS OF THEIR ABILITY TO PROVIDE FILMS EXHIBITING EXCELLENT DETERGENT RESISTANCE AND AMMONIA-REMOVABILITY BY EMPLOYING AS THE LEVELING RESING AN AMOUNT 50 TO 100 PERCENT HALF-ESTERIFIED COPOLYMER OF STYRENE AND MALEIC ANHYDRIDE, THE ESTERIFYING ALCOHOL BEING AN ALIPHATIC, MONOHYDRIC ALCOHOL OF 1 TO ABOUT 10 CARBON ATOMS, E.G, N-PROPANOL, THE MOLAR RATIO PF STYRENE TO MALECIC ANHYDRIDE IN SAID COPOLYMER BEING ABOUT 1.5 TO 2.5:1 AND SAID COPOLYMER HAVING A MOLECULAR WEIGHT OF ABOUT 600 TO 6000 AND AN ACID NUMBER OF ABOUT 175 TO 275. SUITABLE CARBOXYL-REACTIVE COMPLEXING METALS INCLUDE, FOR EXAMPLE, ZINC AND ZIRCONIUM AND THESE MAY ADVANTAGEOUSLY BE SUPPLIED TO THE COMPOSITION IN THE FORM OF COMPLEXES OF SAID METALS WITH AMMONIUM AND CARBONATE IONS.

Inventors

  • 👤 R Strand
  • 👤 D Marion
  • 👤 L Hanson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 23:51
CPC Classifications
C; C09; C09G; C09G1/00; C09G1/06; C09G1/08; C09G1/10

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 32 words
SUITABLE CARBOXYL-REACTIVE COMPLEXING METALS INCLUDE, FOR EXAMPLE, ZINC AND ZIRCONIUM AND THESE MAY ADVANTAGEOUSLY BE SUPPLIED TO THE COMPOSITION IN THE FORM OF COMPLEXES OF SAID METALS WITH AMMONIUM AND CARBONATE IONS.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-01-14 1977-07-16 1978-01-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-01-14 1981-07-16 1982-01-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-01-14 1985-07-16 1986-01-15 $7700.00 Window Closed / Lapsed

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