Ink-jet recording sheet

B - Operations – Transporting – 41 – M

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Details

B41M 5/00 (2006.01) B41M 5/52 (2006.01) C09D 101/28 (2006.01)

Patent

CA 2277755

Ink-receptive compositions of the invention contain: a) at least one nonionic silicone surfactant having formula (I) or the formula: (CH3Si)y- 2[(OSi(CH3)2)x/yO-PE, wherein x is an integer from 40 to 200, and y is an integer from 3 to 15, and PE represents the formula: - CH2CH2O(CH2CH2O)m(CH2CH2CH2O)nZ, m being an integer of from 1 to 40, n having a value of from 0 to 40 minus m, and Z is hydrogen or an alkyl radical having from 1 to 10 carbons atoms; and b) at least one polymer selected from the group consisting of hydroxycellulose and substituted hydroxycellulose polymers, such composition being cross-linkable when coated onto a substrate and subjected to temperatures of at least 90 ~C.

L'invention concerne des compositions réceptrices d'encre, lesquelles contiennent: a) au moins un tensioactif silicone non ionique correspondant à la formule (I) ou à la formule: (CH¿3?Si)¿y-2?[OSi(CH¿3?)¿2?)¿x/y?O-PE, dans lesquelles x est un nombre entier compris entre 40 et 200, y est un nombre entier compris entre 3 et 15 et PE représente la formule -CH¿2?CH¿2?O(CH¿2?CH¿2?O)¿m?(CH¿2?CH¿2?CH¿2?O)¿n?Z, dans laquelle m est un nombre entier compris entre 1 et 40, n possède une valeur allant de 0 à 40 moins m, et Z représente hydrogène ou un radical alkyle possédant 1 à 10 atomes de carbone; et b) au moins un polymère choisi dans le groupe constitué par des polymères d'hydroxycellulose ou des polymères d'hydroxycellulose substitués, une telle composition pouvant se réticuler lorsqu'on la dépose sur un substrat et qu'on la soumet à des températures d'au moins 90 ·C.

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