Fast drying ampholytic polymers for cleaning compositions

• US 8,232,236 B2
• Filed: 03/18/2010
• Issued: 07/31/2012
• Est. Priority Date: 03/20/2009
• Status: Expired due to Fees

• Current Assignee: BASF SE
• Original Assignee: BASF SE
• Inventors: Jaynes, Bingham S., Taneja, Ashish, Zhou, Xian-Zhi, Lupia, Joseph A.
• Primary Examiner(s): SASTRI, SATYA B
• Application Number:
  US12/726,483
• Publication Number:
  US 20100240563A1
• Time in Patent Office: 866 Days
• Field of Search: 524/556, 524/597, 524/532, 524/815, 526/307.2, 526/317.1, 510/403, 510/180, 510/235
• US Class Current: 510/403
• CPC Class Codes: C08F 220/06 Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
• CPC Class Codes: C08F 220/56 Acrylamide; Methacrylamide
• CPC Class Codes: C08F 226/04 Diallylamine
• CPC Class Codes: C11D 3/3796 Amphoteric polymers or zwitterionic polymers

Abstract

The claims encompass hard surface cleaner and hard surface treatment compositions containing particular ampholytic polymers which impart not only good residual cleaning properties but in particular give fast drying properties to the cleaning compositions. The polymers are for example terpolymers formed from diallydialkyammonium chloride, anionic monomers and N,N di-C₁-C₈ alkyl(meth)acrylamides.

Claims

1. A hard surface cleaner or hard surface treatment comprising a copolymer which copolymer is formed from

a) a cationic monomer described by formula (I)

2. The hard surface cleaner or hard surface treatment according to claim 1, wherein the cationic monomer of component a)

makes up at least 0.5 to 40 wt. % of the total formed copolymer.

3. The hard surface cleaner or hard surface treatment according to claim 1, wherein the anionic monomer of component b)

makes up at least 0.1 to 20 wt. % of the total polymer.

4. The hard surface cleaner or hard surface treatment according to claim 1, wherein the component c)

makes up at least 15 to 95 wt. % of the total polymer.

5. The hard surface cleaner or hard surface treatment according to claim 1, wherein the cationic monomer of component a) is selected from the group of cationic monomers consisting of diallyldimethylammonium chloride (DADMAC), diallyldimethylammonium bromide, diallydimethylammonlum sulfate, diallydimethylammonium phosphate, dimethyallydimethyammonium chloride, diethylallyldimethylammonium chloride, diallyldi(beta-hydroxyethyl)ammonium chloride and diallyldiethylammonium chloride.

6. The hard surface cleaner or hard surface treatment according to claim 1, wherein the anionic monomer of component b) is selected from the group of anionic monomers consisting of

acrylic acid, methacrylic acid, ethacrylic acid, dimethylacrylic acid, maleic acid, maleic anhydride, methylenemalonic acid, crotonic acid, fumaric acid, itaconic acid, sorbic acid, angelic acid, cinnamic acid, styrylacrylic acid, citraconic acid, glutaconic acid, aconitic acid, phenylacrylic acid, citraconic acid, vinylbenzoic acid, sulfoethylmethacrylate, sulfopropyl acrylate, styrenesulfonic acid, 2-acrylamido-2-methylpropane sulfonic acid (AMPS), ethylenesulfonic acid, vinyl sulphuric acid,

4-vinylphenyl sulphuric acid, 2-methyl-2-propene-1-sulfonic acid, 2-propene-1-sulfonic acid, ethylene phosphonic acid, vinyl phosphoric acid, divinyl phosphonic acid, allyl phosphonic acid, methallyl phosphonic acid, methacrylamidomethane phosphonic acid, 2-arylamido-2-methylpropane phosphonic acid, 3-phosphonopropyl acrylate and 3-phosphonopropyl methacrylate, preferably the anionic monomer is selected from the group consisting of acrylic acid or methacrylic acid, 2-acrylamido-2-methylpropane sulfonic acid (AMPS).

7. The hard surface cleaner or hard surface treatment according to claim 1, wherein the sum of the weight of monomers a) and b) will range from 60 to 4 weight % of the total weight of the formed copolymer.

8. The hard surface cleaner or hard surface treatment according to claim 1, wherein substituted (meth)acrylamide of component c) is selected from group consisting of N,N-dimethyl(meth)acrylamide, N,N-methylethyl(meth)acrylamide, N,N-diethyl(meth)acrylamide, N,N-methylpropyl(meth)acyralmide, N,N-ethylpropyl(meth)acrylamide, N,N-methylpropyl(meth)acrylamide, N,N-dipropyl(meth)acrylamide, N,N-methylbutyl(meth)acrylamide, N,N-ethylbutyl(meth)acrylamide, N,N-dibutyl(meth)acrylamide and N,N-propylbutyl(meth)acrylamide, N,N-dipentyl(meth)acrylamide, N,N methylpentyl(meth)acrylamide, N,N-ethylpentyl(meth)acrylamide, N,N-propylpentyl(meth)acrylamide, N,N-butylpentyl(meth)acrylamide, N,N-dihexyl(meth)acrylamide, N,N-methylhexyl(meth)acrylamide, N,N-ethylhexyl(meth)acryalmide, N,N-propylhexyl(meth)acryalmide, N,N-butylhexyl(meth)acrylamide, N,N-pentylhexyl(meth)acrylmide, N,N-diheptyl(meth)acrylamide, N,N-methylheptyl(meth)acrylamide, N,N-ethylheptyl(meth)acrylamide, N,N-propylheptyl(meth)acrylamide, N,N-butylheptyl(meth)acrylamide, N,N-pentylheptyl(meth)acrylamide, N,N-dioctyl(meth)acrylamide, N,N-methyloctyl(meth)acrylamide, N,N-ethyloctyl(meth)acrylamide, N,N-propyloctyl(meth)acrylamide, N,N-butyloctyl(meth)acrylamide, N,N-pentyloctyl(meth)acrylamide and N,N-heptyloctyl(meth)acrylamide.

9. The hard surface cleaner or hard surface treatment according to claim 1, wherein the pH of the hard surface cleaner is acidic or alkaline.

10. The hard surface cleaner according to claim 1, wherein the hard surface cleaner is in the form of a pourable or sprayable liquid, dilutable liquid, cream or paste, aerosol, liquids that are pre-applied in a wiping product, concentrate, gel, solid or dry products that must first be combined with water.

11. The hard surface cleaner or hard surface treatment according to claim 1, wherein the copolymer comprises about 0.1 to about 10 wt. % of the hard surface cleaner composition.

12. The hard surface cleaner or hard surface treatment according to claim 1, wherein the copolymer is formed from an additional nonionic monomer and the additional nonionic monomer is selected from the group consisting of

(meth)acrylamide, branched or unbranched C₁-C₆ alkyl (meth)acrylate esters and hydroxyl substituted C₁-C₆ alkyl (meth)acrylate esters, N-methylacrylamide, polyethylene glycol and polypropylene glycol esters of (meth)acrylate, vinyl acetate, vinyl pryrrolidone, 2-vinylpyridine and 4-vinylpyridine.

13. The hard surface cleaner or hard surface treatment according to claim 1, wherein the hard surface cleaner is incorporated into cleaning compositions for doing the washing up in a dishwasher or by hand, for cleaning glass panels, bathrooms, sinks, motor vehicle bodyworks, shower walls, toilet pans and glass-ceramic plates.

14. A method for reducing the drying time of a liquid cleaning composition comprising the steps

applying the cleaning composition to a hard surface,

which cleaning composition comprises an efficient amount of the copolymer according to claim 1.

15. The method according to claim 14, wherein the cleaning composition is formulated into an automatic or hand dishwashing composition.

16. The hard surface cleaner or hard surface treatment according to claim 1, wherein the component c) will be at least 50 weight % of the total copolymer.

17. The hard surface cleaner or hard surface treatment according to claim 1, wherein the net charge of the copolymer ranges from about 0.0 to about 1.5 meq/g.

18. The hard surface cleaner or hard surface treatment according to claim 16, wherein the component a) makes up at least 5 to 25 wt. % of the copolymer.