Inventor
BURZIN KLAUS
DE24 patents
Patents
24 patentsUS4728693AMar 1, 1988
Impact-resistant thermoplastic molding compounds based on polyphenylene ethers, polyoctenylenes and polyamides
HUELS CHEMISCHE WERKE AG71 citations95
US4328059AMay 4, 1982
High-molecular weight linear polyesters and a process for preparing them
HUELS CHEMISCHE WERKE AG67 citations95
US4208527AJun 17, 1980
Process for the manufacture of high molecular weight poly-(ethylene terephthalate)
HUELS CHEMISCHE WERKE AG103 citations95
US4440923AApr 3, 1984
Method of producing high-molecular weight polyphenylene oxides
HUELS CHEMISCHE WERKE AG27 citations91
US4207410AJun 10, 1980
Method for the preparation and use of polyether ester amides with units of the starting components randomly distributed in the polymer chain
HUELS CHEMISCHE WERKE AG29 citations82
US4101524AJul 18, 1978
Method for the production of colorless polyester amides
HUELS CHEMISCHE WERKE AG22 citations82
US4626585ADec 2, 1986
Method of producing a polyphenylene ether protected against molecular weight degradation, where the copper salt employed in the coupling reaction can be reused
HUELS CHEMISCHE WERKE AG7 citations74
US4218549AAug 19, 1980
Thermoplastic molding compositions having improved _flexibility and cold impact strength based upon polyamides from _omega-aminocarboxylic acids and/or lactams having at least 10 carbon atoms
HUELS CHEMISCHE WERKE AG17 citations74
US4143094AMar 6, 1979
Process for production of saturated, high-molecular weight polyesters
HUELS CHEMISCHE WERKE AG13 citations73
US4136098AJan 23, 1979
Process for the production of cyclic esters of undecanedioic acid
HUELS CHEMISCHE WERKE AG11 citations73
US4659803AApr 21, 1987
Process for purifying polyphenylene oxides obtained by interruption of the copper-amine catalyzed polycondensation of ortho-disubstituted phenols
HUELS CHEMISCHE WERKE AG10 citations72
US4537948AAug 27, 1985
Process for the production of polyphenylene oxides
HUELS CHEMISCHE WERKE AG14 citations72
US4601851AJul 22, 1986
Cyclododec-2-enyl ethers in fragrance compositions
HUELS CHEMISCHE WERKE AG3 citations63
US4555550ANov 26, 1985
Molding compositions based on high molecular weight polyether ester amides
HUELS CHEMISCHE WERKE AG2 citations62
US4550148AOct 29, 1985
Molding compositions based on high molecular weight polyalkylene terephthalates
HUELS CHEMISCHE WERKE AG2 citations62
US4429106AJan 31, 1984
Method of producing polyphenylene oxides using morpholinium bromide as activator
HUELS CHEMISCHE WERKE AG5 citations61
US4359588ANov 16, 1982
Odoriferous aliphatic ethers of hydroxymethylcyclododecane
HUELS CHEMISCHE WERKE AG4 citations61
US4157330AJun 5, 1979
Process for the production of cyclic diesters of dodecanedioic acid
HUELS CHEMISCHE WERKE AG4 citations61
US4105672AAug 8, 1978
Process for the production of cyclic diesters of dodecanedioic acid
HUELS CHEMISCHE WERKE AG3 citations61
US4317942AMar 2, 1982
Odoriferous 2-alkoxyethyl-cycloalkyl-ethers
HUELS CHEMISCHE WERKE AG1 citations52
US4521554AJun 4, 1985
Polybutylene terephthalate molding composition with high cold impact strength and amenable to thermoplastic processing
HUELS CHEMISCHE WERKE AG1 citations51
US4496713AJan 29, 1985
Molding compositions with high toughness and hot-water resistance
HUELS CHEMISCHE WERKE AG1 citations51
US4200732AApr 29, 1980
Process for preparing very viscous heat stable poly(butylene terephthalate)
HUELS CHEMISCHE WERKE AG1 citations51
US4746723AMay 24, 1988
Process for the production of a polyphenylene ether protected from molecular weight degradation
HUELS CHEMISCHE WERKE AG0 citations45