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US 6,656,228 B1Granted
Composition and use thereof for ink jet printing
AssigneeAvecia Limited
InventorsAlison Sherwin, John Reginald Provost, William Albert Fern
Life of this patent
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Abstract
A composition comprising: (a) a cationic substance; (b) an acid generator; and (c) an alkyl or a hydroxyalkyl substituted starch. Also claimed is a polyamide textile material treated with the composition, a method for ink jet printing onto a polyamide textile material which has been treated with the composition and a polyamide material printed using the method.
Claims14
An aqueous composition having a pH from 2 to 7 comprising
- a) a cationic substance of formula 1
- wherein
- R1, R2 and R3 are each, independently, selected from H, optionally substituted C1-20-alkyl and optionally substituted C2-20-alkenyl;
- R4 is optionally substituted C1-20-alkyl or optionally substituted C2-20-alkenyl;
- and
- X is an anion;
- b) an inorganic or organic acid;
- and
- c) an alkyl or hydroxyalkyl substituted starch.
6 more elements
Dependencies are inferred from the claim text.