Abstract: A method for the separate extraction of rice bran oil and rice bran wax using supercritical CO2 as extraction medium and including two separation steps involving different predetermined pressure and temperature conditions.

Abstract: A catalyst composition for a polyester manufacturing process, comprising a titanium catalyst and/or an antimony catalyst as main catalyst, and either (i) at least one co-catalyst A, or (ii) at least one co-catalyst Band at least one co-catalyst C, or (iii) a combination thereof, and wherein co-catalyst A is selected from the group consisting of a metal salt of an alkyl or an aryl phosphinic acid, or a metal salt of an alkyl or aryl diphosphinic acid, or a combination thereof, and co-catalyst B is selected from the group consisting of an alkyl or aryl phosphinic acid, an alkyl or aryl diphosphinic acid a combination thereof, and co-catalyst C selected from the group of a metal salt, a metal hydroxide or a metal organyl compound.

Abstract: A catalyst composition for a polyester manufacturing process, comprising a titanium catalyst and/or an antimony catalyst as main catalyst, and either (i) at least one co-catalyst A, or (ii) at least one co-catalyst B and at least one co-catalyst C, or (iii) a combination thereof, and wherein co-catalyst A is selected from the group consisting of a metal salt of an alkyl or an aryl phosphinic acid, or a metal salt of an alkyl or aryl diphosphinic acid, or a combination thereof, and co-catalyst B is selected from the group consisting of an alkyl or aryl phosphinic acid, an alkyl or aryl diphosphinic acid a combination thereof, and co-catalyst C selected from the group of a metal salt, a metal hydroxide or a metal organyl compound.

Abstract: The present invention relates to the use of an additive composition for the preparation of polycondensation polymers wherein the additive combination is present in the polycondensation reaction and wherein the additive combination comprises one or more compounds of the formula (A) wherein R11, R12, R13, R14, R15, R16, R17, and R18 are independently selected from the group consisting of methyl, ethyl, propyl, isopropyl, butyl, isobutyl, tert.-butyl, linear or branched pentyl, linear or branched hexyl, linear or branched heptyl, linear or branched octyl or linear and branched nonyl groups, and R21 and R22 are independently selected from the group consisting of hydrogen, methyl, O(C1-C6-Acyl) and O—R3, wherein R3 is selected from the group consisting of methyl, ethyl, propyl, isopropyl, butyl, isobutyl, tert.

Abstract: The present invention relates to the use of an additive composition for the preparation of polycondensation polymers wherein the additive combination is present in the polycondensation reaction and wherein the additive combination comprises one or more compounds of the formula (A) wherein R11, R12, R13, R14, R15, R16, R17, and R18 are independently selected from the group consisting of methyl, ethyl, propyl, isopropyl, butyl, isobutyl, tert.-butyl, linear or branched pentyl, linear or branched hexyl, linear or branched heptyl, linear or branched octyl or linear and branched nonyl groups, and R21 and R22 are independently selected from the group consisting of hydrogen, methyl, O(C1-C6-Acyl) and O—R3, wherein R3 is selected from the group consisting of methyl, ethyl, propyl, isopropyl, butyl, isobutyl, tert.

Abstract: A catalyst composition for a polyester manufacturing process, comprising a titanium catalyst and/or an antimony catalyst as main catalyst, and either (i) at least one co-catalyst A, or (ii) at least one co-catalyst B and at least one co-catalyst C, or (iii) a combination thereof, and wherein co-catalyst A is selected from the group consisting of a metal salt of an alkyl or an aryl phosphinic acid, or a metal salt of an alkyl or aryl diphosphinic acid, or a combination thereof, and co-catalyst B is selected from the group consisting of an alkyl or aryl phosphinic acid, an alkyl or aryl diphosphinic acid a combination thereof, and co-catalyst C selected from the group of a metal salt, a metal hydroxide or a metal organyl compound.