Ultramild antibacterial cleaning composition for frequent use

• US 6,083,517 A
• Filed: 09/26/1997
• Issued: 07/04/2000
• Est. Priority Date: 09/26/1997
• Status: Expired due to Term

• Current Assignee: Diversey IP International BV
• Original Assignee: Lever Brothers Company, Division Of Conopco, Inc.
• Inventors: Chan, Kam, Ananthapadmanabhan, Kavssery, Grinstead, Dale, Vincent, Carol
• Primary Examiner(s): Dees, Jose G.
• Assistant Examiner(s): Shelborne, Kathryne E.
• Application Number:
  US08/937,667
• Time in Patent Office: 1,012 Days
• Field of Search: 424/405, 424/400, 510/426, 510/235
• US Class Current: 424/405
• CPC Class Codes: A61K 2800/5426 cationic
• CPC Class Codes: A61K 2800/596 Mixtures of surface active compounds
• CPC Class Codes: A61K 8/42 Amides
• CPC Class Codes: A61K 8/43 Guanidines
• CPC Class Codes: A61K 8/442 substituted by amido group(s)
• CPC Class Codes: A61K 8/466 containing sulfonic acid derivatives; Salts
• CPC Class Codes: A61K 8/602 Glycosides, e.g. rutin
• CPC Class Codes: A61K 8/604 Alkylpolyglycosides; Derivatives thereof, e.g. esters
• CPC Class Codes: A61K 8/73 Polysaccharides
• CPC Class Codes: A61K 8/731 Cellulose; Quaternized cellulose derivatives
• CPC Class Codes: A61K 8/817 Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions or derivatives of such polymers, e.g. vinylimidazol, vinylcaprolactame, allylamines (Polyquaternium 6)
• CPC Class Codes: A61K 8/84 obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
• CPC Class Codes: A61K 8/86 Polyethers
• CPC Class Codes: A61K 8/88 Polyamides
• CPC Class Codes: A61Q 17/005 Antimicrobial preparations
• CPC Class Codes: A61Q 19/00 Preparations for care of the skin
• CPC Class Codes: A61Q 19/10 Washing or bathing preparations
• CPC Class Codes: C11D 1/662 Carbohydrates or derivatives
• CPC Class Codes: C11D 1/72 Ethers of polyoxyalkylene glycols
• CPC Class Codes: C11D 1/90 Betaines
• CPC Class Codes: C11D 1/92 : Sulfobetaines ; Sulfitobetaines
• CPC Class Codes: C11D 1/94 : Mixtures with anionic, cationic or non-ionic compounds
• CPC Class Codes: C11D 3/227 : with nitrogen-containing groups
• CPC Class Codes: C11D 3/323 : urea or derivatives thereof
• CPC Class Codes: C11D 3/3719 : Polyamides or polyimides
• CPC Class Codes: C11D 3/3723 : Polyamines or polyalkyleneimines
• CPC Class Codes: C11D 3/3773 : in liquid compositions
• CPC Class Codes: C11D 3/48 : Medical, disinfecting agents, disinfecting, antibacterial, germicidal or antimicrobial compositions

Abstract

An antibacterial cleaning composition comprising about 0.05 to about 1 wt. % of a cationic polymer having a charge density of 0.0025 or higher, about 0.2 to about 10 wt. % of an alkylpolyglucoside having a formula: R--O(-G)_n wherein R is an alkyl group having from about 8 to about 22 carbon atoms, G is a saccharide residue having 5 or 6 carbon atoms and n is a number from 1-10, about 0.2 to about 5% of a zwitterionic surfactant and about 0.2 to about 5 wt. % of a biquanide compound, the composition having a pH of 7.5 or greater.

Claims

1. An antibacterial cleaning composition comprising

a) about 0.05 to about 1 wt. % of a cationic polymer having a charge density of 0.0025 or higher;

b) about 0.2 to about 10 wt. % of an alkylpolyglucoside having a formula;

R--O(-G), wherein R is an alkyl group having from about 8 to about 22 carbon atoms, G is a saccharide residue having 5 or 6 carbon atoms and n is a number from 1-10;

c) about 0.2 to about 5 wt. % of a zwitterionic surfactant;

d) about 0.2 to about 5 wt. % of a biquanide compound; and

e) at least one additive selected from the group consisting of a thickener, emollient, quaternary ammonium surfactant, foaming agent, fragrance, coloring agent, preservative, fungicide, pacifying agent, pearlizing agent and vitamin,

the composition having a pH of 7.5 or greater.

2. An antibacterial cleaning composition according to claim 1 wherein the cationic polymer has a molecular weight of 300 to 500,000 daltons.

3. An antibacterial cleaning composition according to claim 2 wherein the cationic polymer is selected from the group consisting of polyethylemeimine, polydimethyl diallyl ammonium chloride, polyquaternium 2, a modified cellulosic polymer and mixtures thereof.

4. An antibacterial cleaning composition according to claim 1 wherein the biquanide compound is a salt of chlorhexidine selected from the group consisting of gluconate, acetate, formate, lactate, isethionate and succinamate.

5. An antibacterial cleaning composition according to claim 1 wherein the zwitterionic surfactant is a compound having a betaine or sultaine structure.

7. An antibacterial cleaning composition according to claim 1 wherein the cationic polymer has a molecular weight of 300 to 500,000 daltons.

8. An antibacterial cleaning composition according to claim 2 wherein the cationic polymer is selected from the group consisting of polyethylemeimine, polydimethyl diallyl ammonium chloride, polyquaternium 2, a modified cellulosic polymer and mixtures thereof.

9. An antibacterial cleaning composition according to claim 1 wherein the biquanide compound is a salt of chlorhexidine selected from the group consisting of gluconate, acetate, formate, lactate, isethionate and succinamate.

10. An antibacterial cleaning composition according to claim 1 wherein the zwitterionic surfactant is a compound having a betaine or sultaine structure.

6. A method of cleaning a surface with an antibacterial cleansing composition comprising the step of applying to the surface a composition comprising:

a) about 0.05 to about 1 wt. % of a cationic polymer having a charge density of 0.0025 or higher;

b) about 0.2 to about 10 wt. % of an alkylpolyglucoside having a formula;

R--O(-G)_n wherein R is an alkyl group having from about 8 to about 22 carbon atoms, G is a saccharide residue having 5 or 6 carbon atoms and n is a number from 1-10; and

c) at least one additive selected from the group consisting of a thickener, emollient, quaternary ammonium surfactant, foaming agent, fragrance, coloring agent, preservative, fungicide, pacifying agent, pearlizing agent and vitamin.

11. A method according to claim 6 wherein the surface is a skin surface.