Synthetic resins or natural rubbers -- part of the class 520 series inventions 10/09

20090247714 - Process and plant for oligomerization/polymerization of ethylene and/or alphaolefins: The present invention relates to a process for oligomerization/polymerization of ethylene and/or alpha-olefins, comprising the steps of oligomerizing/polymerizing ethylene and/or alpha-olefins to produce a reaction product which contains undesired reaction by-products, separating the reaction by-product from the reaction product as one or more reaction by-product fractions, and subjecting at least... Agent: Kramer Levin Naftalis & Frankel LLP Intellectual Property Department

20090247715 - Radical polymerizable macrocyclic resin compositions with low polymerization stress: A composition of macrocyclic oligomer with at least one polymerizable group, (meth)acrylate, for example.... Agent: Dentsply International Inc

20090247716 - Production of vinylidene-terminated polyolefins via quenching with monosulfides: c

20090247717 - New dinitro compound and its corresponding diamine containing heterocyclic thermal stable compound and organosoluble polyimide and polyimide copolymer: A polyimide shown in formula (4) is provided. The polyimide is fabricated by performing a polycondensation reaction with diamine compound shown in formula (2) and various commercial or synthesized dianhydride compounds shown in formula (3) as monomers. In addition, polyimide copolymers are synthesized by various ratios of diamines shown in... Agent: Jianq Chyun Intellectual Property Office

20090247718 - Diol (meth) acrylate compound having urethane bond, method for producing the same, and polymer thereof: p

20090247719 - Process for chlorosulfonating polyolefins: Chlorosulfonated polyolefin elastomers containing 1-10 weight percent chlorine and 0.5 to 5 weight percent sulfur and having with a Cl:S weight ratio of 10 or less are prepared in a batch solution process employing a chlorosulfonation agent of sulfuryl chloride or the combination of Cl2 and SO2.... Agent: Dupont Performance Elastomers L.l.c.