Polyurethane and polyethylene resin-containing printing ink havi

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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106 23, 106 31, 106 32, 260DIG38, 524507, 524276, 524475, C08L 9108

Patent

active

043371833

ABSTRACT:
The present invention relates to an aqueous printing ink composition and method for improving printing using such aqueous based printing inks. The composition is comprised of a physical mixture of polyurethane resin, polyethylene resin and water as the vehicle. The invention provides a family of water-based inks with enhanced physical and mechanical properties. The inks have superior abrasion resistance and good adhesion to various substrates including metal and plastics.

REFERENCES:
patent: 3461092 (1969-08-01), Story
patent: 4014833 (1977-03-01), Story
patent: 4231911 (1980-11-01), Santiago

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