HOT-MELT PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND ADHESIVE ARTICLE Russian patent published in 2013 - IPC C09J153/02 

FIELD: chemistry.

SUBSTANCE: hot-melt pressure-sensitive adhesive composition contains a solid rubber component, a liquid rubber component and an agent which increases adhesive capacity, with the following content in mass units: solid rubber component 100, liquid rubber component 5-24, agent which increases adhesive capacity 100-170, wherein the solid rubber component contains a first polymer selected from a group comprising styrene-butadiene-styrene copolymer, styrene-butadiene copolymer or mixture thereof, and a second polymer selected from a group comprising styrene-isoprene-styrene copolymer, styrene-isoprene copolymer or mixture thereof, with mass ratio of the first polymer to the second polymer ranging from about 0.3:1 to about 1:1. The composition additionally contains plasticising oil. Also disclosed is an adhesive article having a front layer and a layer containing the hot-melt pressure-sensitive adhesive composition.

EFFECT: disclosed pressure-sensitive adhesives can be used to make reeled sticky tape or sticker and can also be used as part of label paste or front surface.

11 cl, 1 ex