Patent ID: 11859094
Assignee: LMS CO., LTD.
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  H | IPC C  H

Claim 4:
5. The article according to claim 1, wherein the double-resin ink comprises:
a) 5-15 wt % of a thermally active first polymer resin having a melting point of 30° C.-70° C. and providing the first PTC effect in the first temperature range below 70° C.,
b) 5-15 wt % of a thermally active second polymer resin having a melting point of 70° C.-1400° C. and providing the second PTC effect in the first temperature range above 70° C.,
c) 10-30 wt % of conductive particles,
d) 40-80 wt % of an organic solvent having a boiling point higher than 100° C., the organic solvent being capable of dissolving both the first resin and the second resin, and
e) 0-5 wt % of additives comprising a dispersive additive, a wetting additive and a rheological additive, the additives having enhanced dispersing, wetting and rheological properties.