Water-dispersible, cationic polymers, a method of making same and items using same
First Claim
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1. A composition comprising a triggerable cationic polymer, wherein the composition is triggerable.
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Abstract
The present invention is directed to triggerable, water-dispersible cationic polymers. The present invention is also directed to a method of making triggerable, water-dispersible cationic polymers and their applicability as binder compositions. The present invention is further directed to fiber-containing fabrics and webs comprising triggerable, water-dispersible binder compositions and their applicability in water-dispersible personal care products, such as wet wipes.
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Citations
21 Claims
- 1. A composition comprising a triggerable cationic polymer, wherein the composition is triggerable.
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2. A composition comprising a triggerable cationic polymer, wherein the polymer formulation is insoluble in a solution containing a sufficient amount of an insolublizing agent and is dispersible in water containing up to about 500 ppm of one or more multivalent ions.
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3. A composition comprising a triggerable cationic polymer, wherein the polymer formulation is insoluble in an aqueous solution containing at least about 0.5 weight percent of an insolublizing agent and is dispersible in water containing up to about 500 ppm of one or more multivalent ions.
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4. A composition comprising a triggerable cationic polymer, wherein the polymer formulation is insoluble in a neutral salt solution containing at least about 2 weight percent salt;
- and wherein the polymer formulation is soluble in water containing up to about 500 ppm of one or more multivalent ions.
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5. A composition comprising a triggerable cationic polymer, wherein the polymer formulation has wet strength in a neutral salt solution containing at least about 2 weight percent salt;
- and wherein the polymer formulation is dispersible in hard or soft water.
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6. A composition comprising a triggerable cationic polymer, wherein the polymer formulation is insoluble in water that contains a sufficient amount of an insoubilizing agent;
- and wherein the polymer formulation is soluble in water containing an insufficient amount of an insolubilizing agent.
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9. A fibrous substrate comprising:
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fibrous material; and
a binder composition for binding said fibrous material into an integral web, said binder composition comprising a triggerable cationic polymer. - View Dependent Claims (10)
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11. A wet wipe comprising:
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a fibrous material;
a binder composition for binding said fibrous material into an integral web, said binder composition comprising a triggerable cationic polymer; and
said fibrous material being wetted by a wetting solution containing at least about 2 weight percent salt.
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12. A method of making a wet wipe comprising:
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forming a substrate of fibrous material;
applying to said substrate a binder composition for said fibrous material comprising a triggerable cationic polymer; and
applying to said substrate a wetting solution containing a sufficient amount of an insolublizing agent such that said polymer is insoluble in said wetting solution.
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13. A method of making a wet wipe comprising:
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forming a substrate of fibrous material;
applying to said substrate a binder composition for said fibrous material comprising a triggerable cationic polymer; and
applying to said substrate a wetting solution containing at least about 2 weight percent salt.
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14. A method comprising applying to a substrate of fibrous material a binder composition for said fibrous material comprising a triggerable cationic polymer.
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15. A composition comprising a triggerable cationic polymer, wherein the polymer formulation has wet strength in an aqueous solution containing at least about 0.5 weight percent of an insolublizing agent;
- and wherein the polymer formulation is dispersible in hard or soft water.
- View Dependent Claims (17, 18)
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16. A composition comprising a triggerable cationic polymer, wherein the polymer formulation has wet strength in an aqueous solution independent of the pH of said aqueous solution, said aqueous solution containing at least about 0.5 weight percent of an insolubilizing agent and wherein the polymer formulation is dispersible in hard or soft water.
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19. A wet wipe comprising:
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a fibrous material;
a binder composition for binding said fibrous material into an integral web, said binder composition comprising a triggerable cationic polymer; and
said fibrous material being wetted by a wetting solution containing at least about 0.5 weight percent of an insolublizing agent.
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20. A method of making a wet wipe comprising:
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forming a substrate of fibrous material;
applying to said substrate a binder composition for said fibrous material comprising a triggerable cationic polymer; and
applying to said substrate a wetting solution containing at least about 0.5 weight percent of an insolublizing agent.
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21. A composition comprising a triggerable cationic polymer, wherein the polymer formulation is insoluble in an aqueous solution containing at least about 0.5 weight percent of a divalent metal salt capable of forming a complex anion.
Specification