Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...
Patent
1995-08-14
1997-06-17
Chu, John S. Y.
Radiation imagery chemistry: process, composition, or product th
Diazo reproduction, process, composition, or product
Composition or product which contains radiation sensitive...
430160, 430175, 430176, 430204, 4302721, 428448, 428451, 428520, 101456, 101457, G03C 193, G03C 802, G03F 7016
Patent
active
056395868
ABSTRACT:
The present invention provides a lithographic base comprising on a hydrophobic support a packet of subbing layers contiguous to a hydrophilic layer containing a hydrophilic (co)polymer or (co)polymer mixture and being hardened with a hydrolysed tetraalkyl orthosilicate crosslinking agent characterized in that said packet of subbing layers contains as undermost layer a layer comprising, a polymer latex having hydrophilic functionality and as uppermost layer a layer comprising a hydrophilic binder and silica in a weight ratio of the hydrophilic binder to silica of less than 1.
REFERENCES:
patent: 4552827 (1985-11-01), Eklund et al.
patent: 4970133 (1990-11-01), Vermeersch et al.
patent: 5445912 (1995-08-01), Hauquier et al.
patent: 5462833 (1995-10-01), Hauquier et al.
Coppens Paul
Cortens Willem
Hauquier Guido
Mostaert Erik
Vermeersch Joan
Agfa-Gevaert N.V.
Chu John S. Y.
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