Hectograph products and process

Details Hectograph products and process Hectograph products and process

1975-02-26

1977-08-16

Ziegler, J.

Compositions: coating or plastic

Coating or plastic compositions

Hectographic or copying

101129, 106 19, 106 26, 106 27, 106 31, 106 32, 106191, 106271, B41M 112, C09K 300

Patent

active

040424014

ABSTRACT:
Novel thixotropic hectograph printing ink and process for printing hectograph master sheets or transfer sheets therewith comprising preparing a semi-solid, thixotropic hectograph printing ink containing non-drying semi-solid oleaginous material, film-forming binder material at least partially dissolved in a relatively high boiling organic solvent having dispersed therein hectograph dyestuff and finely-divided fusible, waxy particles, printing the hectograph composition in image form onto a master sheet or as a continuous or spot layer on a foundation and heating such as by means of infrared radiation to heat the composition to a temperature above the melting point of the waxy particles to fuse the composition and render it smooth, smear-resistant and stable.

REFERENCES:
patent: 3036924 (1962-05-01), Newman
patent: 3177086 (1965-04-01), Newman et al.
patent: 3207621 (1965-09-01), Newman et al.
patent: 3459581 (1969-08-01), Newman
patent: 3751318 (1973-08-01), Newman
patent: 3931443 (1976-01-01), Neale et al.

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