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US2714093A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of preparing detergent compositions

Assignee: Individual
•
Filing: 1954-01-05
•
Granted: 1955-07-26
•
Expires: 1974-01-05
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Abstract

No abstract record available.

Inventors

  • 👤 Blumenthal Armin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 18:26
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/18; C11D17/00; C11D17/0047; C11D17/0052; C11D17/006; C11D17/0065; C11D17/0069; C11D17/0073; C11D17/0086; C11D3/20; C11D3/22; C11D3/222

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 230 words
PROCESS PRODUCING A NON-SOAPY DETERGENT COMPOSITION IN MASSIVE FORM, WHICH COMPRISES MELTING TOGETHER, AT AN ELEVATED TEMPERATURE NOT MATERIALLY EXCEEDING 100* C., 7 TO 20 PARTS BY WEIGHT OF STEARIC ACID, 2 TO 19 PARTS BY WEIGHT OF PARAFFIN WAX HAVING A MELTING POINT LYING BETWEEN 52* AND 60* C., AND 0.5 TO 2.0 PARTS BY WEIGHT OF AN ESTER GUM, CONTINUING THE HEATING AND STIRRING UNTIL THE BUBBLE FORMATION CASES, CONTINUING THE STIRRING WITHOUT HEATING UNTIL THE MIXTURE ASSUMES A CREAMY CONSISTENCY, MATURING THE MIXTURE BY ALLOWING IT TO STAND FOR SEVERAL DAYS, PREPARING A HOT AQUEOUS SOLUTION OF FROM 2.5 TO 5.0 PARTS BY WEIGHT OF SODIUM CARBONATE, MELTING THE MATURED MIXTURE AND THROUGHLY DISPERSING THE SAME IN SAID HOT AQUEOUS SOLUTION, WITH STIRRING, GRADUALLY ADDING TO AND THOROUGHLY DISPERSING IN THE RESULTING HOT PARTIALLY EMULSIFIED MIXTURE 5 TO 15 PARTS BY WEIGHT OF A WATER-SOLUBLE ALKYL BENZENE SULPHONATE DETERGENT THE LENGTH OF THE ALKYL CHAIN OF WHICH IS FROM C9 TO C16, SERIALLY INCORPORATING 10 TO 20 PARTS BY WEIGHT OF AN INERT FILLER AND AN AQUEOUS SUSPENSION OF 5 TO 15 PARTS BY WEIGHT OF STARCH IN THE HOT SULPHONATECONTAINING MASS, RAISING THE TEMPERATURE OF THE MASS TO APPROXIMATELY 100* C. AND DISPERSING 5 TO 15 PARTS BY WEIGHT OF WATER GLASS (SODIUM SILICATE) THERETHROUGH, AND THEREAFTER WORKING UP FORMING THE RESULTING COMPOSITION INTO MASSIVE FORM.
Claim 2
Dependent Claim 230 words
PROCESS PRODUCING A NON-SOAPY DETERGENT COMPOSITION IN MASSIVE FORM, WHICH COMPRISES MELTING TOGETHER, AT AN ELEVATED TEMPERATURE NOT MATERIALLY EXCEEDING 100* C., 7 TO 20 PARTS BY WEIGHT OF STEARIC ACID, 2 TO 19 PARTS BY WEIGHT OF PARAFFIN WAX HAVING A MELTING POINT LYING BETWEEN 52* AND 60* C., AND 0.5 TO 2.0 PARTS BY WEIGHT OF AN ESTER GUM, CONTINUING THE HEATING AND STIRRING UNTIL THE BUBBLE FORMATION CASES, CONTINUING THE STIRRING WITHOUT HEATING UNTIL THE MIXTURE ASSUMES A CREAMY CONSISTENCY, MATURING THE MIXTURE BY ALLOWING IT TO STAND FOR SEVERAL DAYS, PREPARING A HOT AQUEOUS SOLUTION OF FROM 2.5 TO 5.0 PARTS BY WEIGHT OF SODIUM CARBONATE, MELTING THE MATURED MIXTURE AND THROUGHLY DISPERSING THE SAME IN SAID HOT AQUEOUS SOLUTION, WITH STIRRING, GRADUALLY ADDING TO AND THOROUGHLY DISPERSING IN THE RESULTING HOT PARTIALLY EMULSIFIED MIXTURE 5 TO 15 PARTS BY WEIGHT OF A WATER-SOLUBLE ALKYL BENZENE SULPHONATE DETERGENT THE LENGTH OF THE ALKYL CHAIN OF WHICH IS FROM C9 TO C16, SERIALLY INCORPORATING 10 TO 20 PARTS BY WEIGHT OF AN INERT FILLER AND AN AQUEOUS SUSPENSION OF 5 TO 15 PARTS BY WEIGHT OF STARCH IN THE HOT SULPHONATECONTAINING MASS, RAISING THE TEMPERATURE OF THE MASS TO APPROXIMATELY 100* C. AND DISPERSING 5 TO 15 PARTS BY WEIGHT OF WATER GLASS (SODIUM SILICATE) THERETHROUGH, AND THEREAFTER WORKING UP FORMING THE RESULTING COMPOSITION INTO MASSIVE FORM.

References Cited (Backward Citations)

GB583028A Cited
GB588653A Cited
GB592206A Cited
US2587637A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1958-07-25 1959-01-24 1959-07-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1962-07-25 1963-01-24 1963-07-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1966-07-25 1967-01-24 1967-07-26 $7700.00 Window Closed / Lapsed

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