| 摘要 |
<p>INK COMPOSITION FOR PRINTING ON POLYOLEFIN A jet printing ink composition for printing on treated or untreated surfaces of polyolefin plastics such as polyethylene and polypropylene in which the ink composition has a pH within the range of 7.0-10.5 and which is formulated to contain 5-20% by weight styrene-acrylic copolymer resin, 3-12 parts by weight plasticizer per 100 parts by weight of resin, 0-20 parts by weight modifying resin per 100 parts by weight of resin, .5-6% by weight colorant, 0-10% by weight evaporation retardant, the remainder being water and C1-C3 alcohol in the ratio of 80-10 parts by weight alcohol to 20-90 parts by weight water.</p> |
