发明授权
US4098983A Hydrocarbon-derived resins of piperylene and methyl branched tertiary olefin hydrocarbons 失效
苯乙烯和甲基支链烷烃烯烃的烃衍生树脂

Hydrocarbon-derived resins of piperylene and methyl branched tertiary
olefin hydrocarbons
摘要:
A hydrocarbon-derived resin having a softening point in the range of about 0.degree. C to about 25.degree. C derived from polymerizing piperylene and selected methyl branched tertiary olefins in the presence of boron trifluoride or boron trifluoride etherate. Such resins are particularly useful for the preparation of pressure sensitive adhesives, especially when such resins are mixed with other hydrocarbon-derived resins having high softening points in the range of about 80.degree. C to about 110.degree. C.
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