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US4612136A Expired / Lapsed US ⏱️ 0.0 years remaining

Surfactant compositions and related processes and procedures

Assignee: Finetex Inc
•
Filing: 1985-04-03
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Granted: 1986-09-16
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Expires: 2005-04-03
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Abstract

Abstract A surfactant composition comprising an aqueous solution of an alkali metal salt of a fatty acyloxy alkane sulfonate and a polyol; a cleansing combination of this surfactant composition and neat soap and the processes of preparing both the surfactant composition and the cleansing combination thereof.

Inventors

  • 👤 Mario Novakovic
  • 👤 Phillip G. Abend

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 13:27
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/2003; C11D3/2065; C11D1/00; C11D1/02; C11D1/12; C11D1/126; C11D1/28; C11D10/00; C11D10/04; C11D10/042

Claims Analysis

Total Claims: 15
Claim 1
Independent Claim 115 words
A process that comprises admixing an acyloxy alkane sulfonate salt of the formula: ##STR2## wherein R is a hydrocarbyl radical, n is an integer of from 2 to 4 inclusive, and M is an alkali metal, with a polyol and water wherein said sulfonate salt is present in an amount by weight of about 44 percent to about 56 percent, said polyol is present in an amount by weight of about 2 percent to about 6 percent, and water is present in an amount by weight of about 26 to about 36 percent, and heating said mixture under superatmospheric pressure for a period of time sufficient to form, upon cooling, a reversible solid colloidal solution.
Claim 2
Dependent Claim 115 words
A process that comprises admixing an acyloxy alkane sulfonate salt of the formula: ##STR2## wherein R is a hydrocarbyl radical, n is an integer of from 2 to 4 inclusive, and M is an alkali metal, with a polyol and water wherein said sulfonate salt is present in an amount by weight of about 44 percent to about 56 percent, said polyol is present in an amount by weight of about 2 percent to about 6 percent, and water is present in an amount by weight of about 26 to about 36 percent, and heating said mixture under superatmospheric pressure for a period of time sufficient to form, upon cooling, a reversible solid colloidal solution.
Claim 3
Dependent Claim 36 words
A process as claimed in claim 1 wherein said sulfonate salt includes salts wherein said hydrocarbyl radical is an alkyl, alkenyl and alkadienyl moiety, and said mixture has an iodine number of less than about 12.
Claim 4
Dependent Claim 27 words
A process as claimed in claim 1, wherein said sulfonate salt is the reaction product of a hydroxy substituted alkane sulfonic acid salt and coconut fatty acid.
Claim 5
Dependent Claim 15 words
A process as claimed in claim 1 wherein said sulfonate salt is sodium cocoyl isethionate.
Claim 6
Dependent Claim 12 words
A process as claimed in claim 1, wherein said polyol is glycerol.
Claim 7
Dependent Claim 12 words
A process as claimed in claim 1, wherein said polyol is sorbitol.
Claim 8
Dependent Claim 143 words
A process that comprises admixing an acyloxy alkane sulfonate salt of the formula: ##STR3## wherein R is a hydrocarbyl radical, n is an integer of from 2 to 4 inclusive, and M is an alkali metal, with a polyol and water, and wherein said sulfonate salt is present in an amount by weight of about 44 percent to about 56 percent, said polyol is present in an amount by weight of about 2 percent to about 6 percent, and water is present in an amount by weight of 26 to 36 percent, and heating said mixture under superatmospheric pressure to form a first molten solution thereof, admixing said first solution with a second molten neat soap solution, and drying the combination of said first and second solutions to reduce the water content thereof to from about 5 percent to 15 percent by weight.
Claim 9
Dependent Claim 143 words
A process that comprises admixing an acyloxy alkane sulfonate salt of the formula: ##STR3## wherein R is a hydrocarbyl radical, n is an integer of from 2 to 4 inclusive, and M is an alkali metal, with a polyol and water, and wherein said sulfonate salt is present in an amount by weight of about 44 percent to about 56 percent, said polyol is present in an amount by weight of about 2 percent to about 6 percent, and water is present in an amount by weight of 26 to 36 percent, and heating said mixture under superatmospheric pressure to form a first molten solution thereof, admixing said first solution with a second molten neat soap solution, and drying the combination of said first and second solutions to reduce the water content thereof to from about 5 percent to 15 percent by weight.
Claim 10
Dependent Claim 25 words
A process as claimed in claim 7, wherein the combination of first and second solutions is cooled upon drying to a sustantially homogenous solid solution.
Claim 11
Dependent Claim 27 words
A process as claimed in claim 7, wherein said combination of first and second solutions is dried to reduce the water content thereof to about 10 percent.
Claim 12
Dependent Claim 14 words
A process as claimed in claim 7, wherein said salt is sodium cocoyl isethionate.
Claim 13
Dependent Claim 12 words
A process as claimed in claim 7, wherein said polyol is sorbitol.
Claim 14
Dependent Claim 12 words
A process as claimed in claim 7, wherein said polyol is glycerol.
Claim 15
Dependent Claim 16 words
A process as claimed in claim 1, wherein said alkali metal is sodium, lthium or potassium.

References Cited (Backward Citations)

US4156707A Cited
US4231904A Cited
US4335025A Cited
US4405492A Cited
US4517107A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1989-09-15 1990-03-17 1990-09-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1993-09-15 1994-03-17 1994-09-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1997-09-15 1998-03-17 1998-09-16 $7700.00 Window Closed / Lapsed

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