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US 2006/0051531 A1Published application
Ink-jet recording sheet
AssigneeKonica Minolta Holdings, Inc.
InventorShinsaku Kashiwamura
Life of this patent
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AssigneeKonica Minolta Holdings, Inc.
InventorShinsaku Kashiwamura
Estimating the term…
An ink-jet recording sheet having high glossiness and high anti-cracking ability without increasing in the viscosity of the coating liquid in the course of the production can be provided by the ink-jet recording sheet comprising a non-water absorbable support and, provided thereon, a porous layer or porous layers containing a hydrophilic binder and an inorganic fine particle having an average particle diameter of not more than 100 nm, in which at least one porous layer contains a polyoxyethylene-polyooxypropylene copolymer in which a relation of 0.1≦m/(m+n)≦0.5 is satisfied, m is an average addition mole number of ethylene oxide and n is an average addition mole number of propylene oxide, and one of the terminals of the copolymer is substituted by a saturated aliphatic alkyl ether group having 2 to 8 carbon atoms.
An ink-jet recording sheet comprising a non-water absorbable support and, provided thereon, a porous layer or porous layers containing a hydrophilic binder and inorganic fine particles having an average particle diameter of not more than 100 nm, wherein at least one porous layer contains a polyoxyethylene-polyooxypropylene copolymer in which a relation of 0.1≦m/(m+n)≦0.5 is satisfied, m is an average addition mole number of ethylene oxide and n is an average addition mole number of propylene oxide, and one of the terminals of the copolymer is substituted by a saturated aliphatic alkyl ether group having 2 to 8 carbon atoms.
Dependencies are inferred from the claim text.