C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/681.1, 260/7
C07C 2/40 (2006.01) C07C 11/21 (2006.01) C08F 240/00 (2006.01) B05B 15/04 (2006.01)
Patent
CA 1293977
ABSTRACT OF THE DISCLOSURE A light color aliphatic hydrocarbon petroleum resin including a piperylene component and a chain transfer agent component useful as a tackifying agent, especially with copolymers. The resin of the invention has a softening point of about 0-40°C, a number average molecular weight of from 100 to about 900, a low Gardner color of about 3 or less, and is formed by the aluminum chloride catalyzed polymerization of a feed stream essentially free of butadiene.
551927
Borden Ladner Gervais Llp
Exxon Chemical Patents Inc.
Hentges Steven G.
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