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US 5,858,948 AGranted
Liquid laundry detergent compositions comprising cotton soil release polymers and protease enzymes
AssigneeThe Procter & Gamble Company
InventorsChanchal Kumar Ghosh, Sanjeev Krishnadas Manohar, Eugene Paul Gosselink, Randall Alan Watson
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Abstract
Liquid laundry detergent compositions comprising water soluble and/or dispersible, modified polyamines having functionalized backbone moieties which provide cotton soil release benefits (optionally in combination with non-cotton soil release agents) and protease enzymes.
Claims17
A liquid laundry detergent composition comprising:
- a) 1% to 95% by weight, of a detersive surfactant;
- b) 0.001% to 5% by weight, of a protease enzyme;
- c) 0.01% to 10% by weight, of a non-cotton soil release agent;
- d) 0.01% to 3% by weight, of a water-soluble or dispersible, modified polyamine cotton soil release agent comprising a polyamine backbone corresponding to the formula:
- ##STR66## having a modified polyamine formula V.sub.(n+1) W.sub.m Y.sub.n Z or a polyamine backbone corresponding to the formula:
- ##STR67## having a modified polyamine formula V.sub.(n-k+1) W.sub.m Y.sub.n Y'.sub.k Z, wherein k is less than or equal to n, said polyamine backbone prior to modification has a molecular weight greater than about 200 daltons, wherein
- i) V units are terminal units having the formula:
- ##STR68## ii) W units are backbone units having the formula:
- ##STR69## iii) Y units are branching units having the formula:
- ##STR70## iv) Z units are terminal units having the formula:
- ##STR71## wherein backbone linking R units are C.sub.2 -C.sub.12 alkylene;
- R.sup.1 is C.sub.2 -C.sub.3 alkylene and mixtures thereof;
- E units are selected from the group consisting of C.sub.1 -C.sub.22 alkyl, --(R.sup.1 O).sub.x B, and mixtures thereof;
- B is hydrogen, C.sub.1 -C.sub.6 alkyl, --(CH.sub.2).sub.q --SO.sub.3 M, --(CH.sub.2).sub.p CO.sub.2 M, --(CH.sub.2).sub.q (CHSO.sub.3 M)CH.sub.2 SO.sub.3 M, --(CH.sub.2).sub.q --(CHSO.sub.2 M)CH.sub.2 SO.sub.3 M, --(CH.sub.2).sub.p PO.sub.3 M, --PO.sub.3 M, and mixtures thereof;
- provided when B is an ionizable unit selected from the group consisting of --(CH.sub.2).sub.q --SO.sub.3 M, --(CH.sub.2).sub.p CO.sub.2 M, --(CH.sub.2).sub.q (CHSO.sub.3 M)CH.sub.2 SO.sub.3 M, --(CH.sub.2).sub.q (CHSO.sub.2 M) --CH.sub.2 SO.sub.3 M, --(CH.sub.2).sub.p PO.sub.3 M, --PO.sub.3 M, and mixtures thereof, at least one backbone nitrogen is a quaternized nitrogen unit selected from the group consisting of:
- ##STR72## and mixtures thereof;
- and the ratio of quaternized nitrogens to ionizable B units is at least 1:1;
- M is hydrogen or a water soluble cation in sufficient amount to satisfy charge balance;
- X is a water soluble anion;
- m has the value from 4 to about 400;
- n has the value from 0 to about 200;
- p has the value from 1 to 6, q has the value from 0 to 6;
- x has the value from 11 to 100;
- and
- e) the balance carrier and adjunct ingredients;
- wherein said laundry composition has a pH of about 7.2 to about 8.9 when measured as a 10% solution in water.
23 more elements
A liquid laundry detergent composition comprising:
- a) 1% to 95% by weight, of an anionic surfactant;
- b) 0.001% to 5% by weight, of a protease enzyme;
- c) 0.01% to 10% by weight, of a non-cotton soil release agent;
- d) 0.01% to 3% by weight, of a water-soluble or dispersible, modified polyamine cotton soil release agent comprising a polyamine backbone corresponding to the formula:
- ##STR76## having a modified polyamine formula V.sub.(n+1) W.sub.m Y.sub.n Z or a polyamine backbone corresponding to the formula:
- ##STR77## having a modified polyamine formula V.sub.(n-k+1) W.sub.m Y.sub.n Y'.sub.k Z, wherein k is less than or equal to n, said polyamine backbone prior to modification has a molecular weight greater than about 200 daltons, wherein
- i) V units are terminal units having the formula:
- ##STR78## ii) W units are backbone units having the formula:
- ##STR79## iii) Y units are branching units having the formula:
- ##STR80## iv) Z units are terminal units having the formula:
- ##STR81## wherein backbone linking R units are C.sub.2 -C.sub.12 alkylene;
- R.sup.1 is C.sub.2 -C.sub.3 alkylene and mixtures thereof;
- E units are selected from the group consisting of C.sub.1 -C.sub.22 alkyl, --(R.sup.1 O).sub.x B, and mixtures thereof;
- B is hydrogen, C.sub.1 -C.sub.6 alkyl, --(CH.sub.2).sub.q --SO.sub.3 M, --(CH.sub.2).sub.p CO.sub.2 M, --(CH.sub.2).sub.q (CHSO.sub.3 M)CH.sub.2 SO.sub.3 M, --(CH.sub.2).sub.q --(CHSO.sub.2 M)CH.sub.2 SO.sub.3 M, --(CH.sub.2).sub.p PO.sub.3 M, --PO.sub.3 M, and mixtures thereof;
- provided when B is an ionizable unit selected from the group consisting of --(CH.sub.2).sub.q --SO.sub.3 M, --(CH.sub.2).sub.p CO.sub.2 M, --(CH.sub.2).sub.q (CHSO.sub.3 M)CH.sub.2 SO.sub.3 M, --(CH.sub.2).sub.q (CHSO.sub.2 M)--CH.sub.2 SO.sub.3 M, --(CH.sub.2).sub.p PO.sub.3 M, --PO.sub.3 M, and mixtures thereof, at least one backbone nitrogen is a quaternized nitrogen unit selected from the group consisting of:
- ##STR82## and mixtures thereof;
- and the ratio of quaternized nitrogens to ionizable B units is at least 1:1;
- M is hydrogen or a water soluble cation in sufficient amount to satisfy charge balance;
- X is a water soluble anion;
- in has the value from 4 to about 400;
- n has the value from 0 to about 200;
- p has the value from 1 to 6, q has the value from 0 to 6;
- x has the value from 1 to 100;
- and
- e) the balance carriers and adjunct ingredients.
22 more elements
Dependencies are inferred from the claim text.