The present invention is directed to a process for separating an olefin copolymer from volatile gases using a flash separator. The flash separator can be used with a solution or high pressure process. The mass transport of volatile gases from the viscous polymer melt is increased.

The present invention is directed to a process for separating an olefin copolymer from volatile gases using a flash separator. The flash separator can be used with a solution or high pressure process. The mass transport of volatile gases from the viscous polymer melt is increased.

The invention relates to a porous material comprising particles of polymer P assembled by a block copolymer, said block copolymer comprising at least one block consisting of a polymer sequence immiscible with polymer P, and at least two blocks consisting of polymer sequences which are miscible with polymer P. The invention also relates to films produced with this material.

The invention relates to a porous material comprising particles of polymer P assembled by a block copolymer, said block copolymer comprising at least one block consisting of a polymer sequence immiscible with polymer P, and at least two blocks consisting of polymer sequences which are miscible with polymer P. The invention also relates to films produced with this material.

The invention relates to a porous material comprising particles of polymer P assembled by a block copolymer, said block copolymer comprising at least one block consisting of a polymer sequence immiscible with polymer P, and at least two blocks consisting of polymer sequences which are miscible with polymer P. The invention also relates to films produced with this material.

A method for producing an α-olefin oligomer, the method including subjecting α-olefin to oligomerization reaction to produce an α-olefin oligomer mixture, carrying out distillation separation of α-olefin oligomer having less than n carbon atoms in the mixture to obtain a distillation residue containing α-olefin oligomer having n or more carbon atoms, and then carrying out a step of removing high molecular weight molecules from the distillation residue.

The present disclosure relates to a purification method of a polymerization solvent used in and recovered from the preparation of a polyolefin resin, which can effectively remove impurities, in particular polyolefin wax, from the polymerization solvent to obtain a purified polymerization solvent with high purity, and can improve energy efficiency.

The present disclosure relates to a purification method of a polymerization solvent used in and recovered from the preparation of a polyolefin resin, which can effectively remove impurities, in particular polyolefin wax, from the polymerization solvent to obtain a purified polymerization solvent with high purity, and can improve energy efficiency.

The invention relates to a method of production of hydrocarbon-containing resins starting from a charge comprising rubber chips comprising at least one pyrolysis step and a resin synthesis step.

The invention relates to a method of production of hydrocarbon-containing resins starting from a charge comprising rubber chips comprising at least one pyrolysis step and a resin synthesis step.