[[Image:adhesion-final version.jpg|thumb|center|1000px|Taxonomy map - Adhesion]]
===Major Competitors===
[[image:competitors_PSA.jpg|center|500 px|thunb|Competitors]]
===Composition components matrix===
{|border="2" cellspacing="0" cellpadding="4" width="100%"
|align = "center" bgcolor = "#C0C0C0"|'''Assignees'''
|}
===Technology Tree===
As it is evident from the the technology tree below, although the IP activity in the area of Pressure sensitive adhesive initiated during 1970s, companies are continuous trying new combination of different components.