Radiation-sensitive polycondensates, their preparation, material

Details Radiation-sensitive polycondensates, their preparation, material Radiation-sensitive polycondensates, their preparation, material

1987-09-11

1988-08-16

Phynes, Lucille M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From ketone or ketene reactant

528226, 528228, 528229, C08G 400, C08G 1200

Patent

active

047645849

ABSTRACT:
Homo- and copolycondensates selected from the group consisting of linear saturated polyamides, polyesters and polyester amides derived from dicarboxylic acids of formula IV ##STR1## wherein Z is a direct bond, methylene, --O--, --S--, --SO--, --SO.sub.2, --CO--, --NH-- or alkylidene, R.sup.1 and R.sup.2 are independently alkyl, halogen, cyano, nitro, alkoxy, phenoxy or benzyl, and m and n are independently 0 to 3, are radiation-sensitive and are particularly suitable for the production of protective coatings and relief images.

REFERENCES:
patent: 4673773 (1987-06-01), Nakano et al.
patent: 4694061 (1987-09-01), Pfeifer

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