Sughrue, Mion, Zinn, Macpeak & Seas, PLLC
.alpha.-olefin-cycloolefin copolymers and process for their production
 .alpha.-olefin-cycloolefin copolymers which (1) consist essentially of 0-31% by mole of an .alpha.-olefin component represented by the following formula (A) ##STR1## wherein R.sup.1 is a hydrogen atom or a saturated aliphatic hydrocarbon group of 1-16 carbon atoms, and 61-100% by mole of a cycloolefin component represented by the following formula (B) ##STR2## wherein R.sup.2 is a hydrogen atom or a saturated aliphatic hydrocarbon group of 1-16 carbon atoms, and (2) have a reduced viscosity .eta..sub.sp /c which is in the range of 0.1-10 dl/g as measured in a 0.5 g/dl toluene solution at 30.degree. C., hydrogenated copolymers thereof and a process for their production. 
Bayer Aktiengesellschaft Teijin Limited
C Y
C08F Y10S
inventional additional
Masaki Kiyonari Hideaki Kaoru
Takeuchi Hashidzume Nitta Iwata