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AssigneesOrlandi, Inc., Bolton Manitoba S.p.A.
InventorsVittorio Orlandi, Andrea Agostini, Franscesco Maurizio Orlandini, Paola Curi, Raffaella Meregalli
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The present invention relates to a material for removing dye released from laundry into the wash water, and for removing limescale, comprising a substrate made of natural and/or synthetic fabric, natural and/or synthetic non-woven fabric and paper, at least one “dye scavenging” additive selected from: cationic heterocyclic polymers, proteins, chitin, chitosan, polyvinylamine (PVA), polyethylenimine (PEI), acrylic polymers, vinyl polymers, polyamine-N-oxide and at least one calcium and magnesium ion sequestrant additive selected from: polyacrylate, polyphosphonate and an EDTA salt. The invention also relates to a process for obtaining said material.
A “dye scavenging” and “limescale scavenging” material comprising a substrate selected from the group consisting of natural and/or synthetic fabric, natural and/or synthetic non-woven fabric and paper;
A method for the preparation of a dense mixture comprising a stage involving the dispersion of the sequestrant additive in water by adding a binding agent with respect to the sequestrant while stirring.
Dependencies are inferred from the claim text.