Built nonaqueous liquid nonionic laundry detergent composition containing
AssigneeColgate-Palmolive Company
InventorsGuy Broze, Danielle Bastin, Leo Laitem
Life of this patent
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Abstract
A liquid heavy duty laundry detergent composition comprising a suspension of builder salt in liquid nonionic surfactant in which the stability against settling of the composition is improved by the addition of small amounts of a higher alkyl quaternary ammonium surface active agent. The yield stress of the compositions can be improved with the same or lower plastic viscosity, especially at low concentrations of the alkyl quaternary ammonium surface active agent.
Claims22
A non-aqueous, liquid, heavy-duty, built laundry detergent composition comprising of:
- 10-70% by weight of at least one liquid nonionic surfactant, said liquid nonionic surfactant consisting of a polyloweralkoxylated higher alkanol, wherein said alkanol is of 9 to 18 carbon atoms and the number of moles of said lower alkylene oxide is from 3 to 12 per mole of said alkanol;
- 1- 60% by weight of at least one particulate detergent builder salt suspended in said at least one liquid nonionic surfactant;
- 0.1-5% by weight of a cationic quaternary ammonium salt surface active anti-settling agent selected from the group consisting of (I) mono-higher alkyl tri-lower alkyl quaternary ammonium salt, (II) di-higher alkyl di-lower alkyl quaternary ammonium salt, (III) mono-higher alkyl mono-lower alkyl diethoxylated quaternary ammonium salt and (IV) di-higher alkyl diethoxylated quaternary ammonium salt;
- 0-2.0% by weight of a phosphoric acid alkanol ester stabilizing agent;
- 0-5.0% by weight of an aluminum salt of a fatty acid stabilizing agent;
- 0-30% by weight of a bleaching agent;
- 0-15% by weight of a bleach activator;
- 0-3.0 by weight of a sequestering agent for metal ions;
- 0-5.0% by weight of an anti-redeposition agent;
- 0-2.0% of an optical brightener;
- 0-3.0% of enzymes;
- 0-3.0% of perfume;
- 0-0.10% of dye.
A non-aqueous, liquid, heavy-duty, built laundry detergent composition consisting of:
- 10-70% by weight of at least one liquid nonionic surfactant, said liquid nonionic surfactant consisting of a polyloweralkoxylated higher alkanol, wherein said alkanol is of 9 to 18 carbon atoms and the number of moles of said lower alkylene oxide is from 3 to 12 per mole of said alkanol;
- 10-60% by weight of at least one particulate detergent builder salt suspended in said at least one nonionic surfactant;
- 0. 1-5% by weight of a cationic quaternary ammonium salt surface active anti-settling agent selected from the group consisting of (I) mono-higher alkyl tri-lower alkyl quaternary ammonium salt, (II) di-higher alkyl di-lower alkyl quaternary ammonium salt, (III) mono-higher alkyl mono-lower alkyl diethoxylated quaternary ammonium salt and (IV) di-higher alkyl diethoxylated quaternary ammonium salt;
- 5-30% by weight of a viscosity control and gel-inhibiting agent selected from the group consisting of alkylene glycols and alkylene glycol mono alkyl ethers;
- 0-2.0% by weight of a phosphoric acid alkanol ester stabilizing agent;
- 0-5.0% by weight of an aluminum salt of a fatty acid stabilizing agent;
- 0-30% by weight of a bleaching agent;
- 0-15% by weight of a bleach activator;
- 0-3.0% by weight of a sequestering agent for metal ions;
- 0-5.0% by weight of an anti-redeposition agent;
- 0-2.0% of an optical brightener;
- 0-3.0% of enzymes;
- 0-3.0% of perfume;
- 0-0.10% of dye.
A non-aqueous, liquid, heavy-duty, built laundry detergent composition consisting of:
- 1- 70% by weight of at least one liquid anionic surfactant, said liquid nonionic surfactant consisting of a polyloweralkoxylated higher alkanol, wherein said alkanol is of 9 to 18 carbon atoms and the number of moles of said lower alkylene oxide is from 3 to 12 per mole of said alkanol;
- 10-60% by weight of at least one particulate detergent builder salt suspended in said at least one liquid nonionic surfactant;
- 0.1-5% by weight of a cationic quaternary ammonium salt surface active anti-swelling agent selected from the group consisting of (I) mono-higher alkyl tri-lower alkyl quaternary ammonium salt, (II) di-higher alkyl di-lower alkyl quaternary ammonium salt, (III) mono-higher alkyl mono-lower alkyl diethoxylated quaternary ammonium salt and (IV) di-higher alkyl diethoxylated quaternary ammonium salt;
- 0-2.0% by weight of a phosphoric acid alkanol ester stabilizing agent;
- 0-5.0% by weight of an aluminum salt of a fatty acid stabilizing agent;
- 0-30% by weight of a bleaching agent;
- 0-15% by weight of a bleach activator;
- 0-3.0% by weight of a sequestering agent for metal ions;
- 0-5.0% by weight of an anti-redeposition agent;
- 0-2.0% of an optical brightener;
- 0-3.0% of enzymes;
- 0-3.0% of perfume;
- 0-0.10% of dye;
- balance, one or more detergent adjuvants selected from corrosion inhibitors, anti-foam agents, suds suppressors, anti-yellowing agents, bluing agents, pH modifiers, pH buffers, bleach stabilizers and enzyme inhibitors.
A non-aqueous, liquid, heavy-duty, built laundry detergent composition consisting of:
- 10-70% by weight of at least one liquid nonionic surfactant, said liquid nonionic surfactant consisting of a polyloweralkoxylated higher alkanol, wherein said alkanol is of 9 to 18 carbon atoms and the number of moles of said lower alkylene oxide is from 3 to 12 per mole of said alkanol;
- 10-60% by weight of at least one particulate detergent builder salt suspended in said at least one nonionic surfactant;
- 0.1-5% by weight of a cationic quaternary ammonium salt surface active anti-settling agent selected from the group consisting of (I) mono-higher alkyl tri-lower alkyl quaternary ammonium salt, (II) di-higher alkyl di-lower alkyl quaternary ammonium salt, (III) mono-higher alkyl mono-lower alkyl diethoxylated quaternary ammonium salt and (IV) di-higher alkyl di-ethoxylated quaternary ammonium salt;
- 5-30% by weight of a viscosity control and gel-inhibiting agent selected from alkylene glycols and alkylene glycol mono alkyl ethers;
- 0-2.0% by weight of a phosphoric acid alkanol ester stabilizing agent;
- 0-5.0% by weight of an aluminum salt of a fatty acid stabilizing agent;
- 0-30% by weight of a bleaching agent;
- 0-15% by weight of a bleach activator;
- 0-3.0% by weight of a sequestering agent for metal ions;
- 0-5.0% by weight of an anti-redeposition agent;
- 0-2.0% of an optical brightener;
- - 3. 0% of enzymes;
- 0-3.0% of perfume;
- 0-0.10% of dye;
- balance, one or more detergent adjuvants selected from the group consisting of corrosion inhibitors, anti-foam agents, suds suppressors, anti-yellowing agents, bluing agents, pH modifiers, pH buffers, bleach stabilizers and enzyme inhibitors.
Dependencies are inferred from the claim text.