Direct image offset printing plates

Details Direct image offset printing plates Direct image offset printing plates

1986-06-11

1987-08-11

Van Balen, William J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428211, 428331, G11B 562

Patent

active

046861386

ABSTRACT:
There is disclosed a direct image printing plate for offset printing which comprises a water resistant support and an image receiving layer provided thereon which comprises an inorganic pigment and a mixed binder comprising a water-soluble high polymer compound and a synthetic high polymer latex. There is also disclosed a direct image printing plate for offset printing which comprises a water resistant support and an image receiving layer provided thereon which comprises a mixed pigment comprising a synthetic silica fine powder of 20.mu. or less in particle diameter and a colloidal silica of 50 m.mu. or less in particle diameter and a binder which is preferably polyvinyl alcohol.

REFERENCES:
patent: 4440827 (1984-04-01), Miyamoto et al.
patent: 4460637 (1984-07-01), Miyamoto et al.
patent: 4478910 (1984-10-01), Oshima et al.
patent: 4481244 (1984-11-01), Haruta
patent: 4610924 (1986-09-01), Tamagawa et al.

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