Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified backing or protective layer containing
Patent
1994-03-14
1996-09-17
Chu, John S. Y.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified backing or protective layer containing
430534, G03C 1795, G03C 193
Patent
active
055567398
ABSTRACT:
A support for photographic use comprised of at least two polyester layers is disclosed, which comprises a first layer containing a first polyester and a second layer containing a second polyester adjacent to the first layer, the first polyester comprising a first monomer unit from a polyalkylene glycol and a second monomer unit from an aromatic dicarboxylic acid having a metal sulfonate group, wherein the difference between the second monomer unit content of the first polyester and that of the second polyester, .DELTA.SIP is not more than 5.5 mol %, the second monomer unit content being expressed based on the total content of monomer units from dicarboxylic acids contained in the polymer.
REFERENCES:
patent: 5071736 (1991-12-01), Ikenoue et al.
patent: 5360708 (1994-11-01), Takada et al.
Araki Hiromitsu
Hashimura Tetsutaro
Kobayashi Hideyuki
Naito Hiroshi
Nakanishi Kenji
Bierman Jordan B.
Chu John S. Y.
Konica Corporation
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