Inventor
WARZELHAN VOLKER
DE48 patents
⚠️ This page may combine multiple inventors who share the name “WARZELHAN VOLKER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
43 patentsUS6258924B1Jul 10, 2001
Biodegradable polymers, the preparation thereof, and the use thereof for producing biodegradable moldings
BASF AG137 citations99
US6018004AJan 25, 2000
Biodegradable polymers, preparation thereof and use thereof for producing biodegradable moldings
BASF AG115 citations99
US5817721AOct 6, 1998
Biodegradable polymers, the preparation thereof and the use thereof for producing biodegradable moldings
BASF AG170 citations99
US6201034B1Mar 13, 2001
Biodegradable polymers, the production thereof and the use thereof for producing biodegradable moldings
BASF AG98 citations98
US6414108B1Jul 2, 2002
Biodegradable polymers, the production thereof and the use thereof for producing biodegradable moldings
BASF AG50 citations96
US6303677B1Oct 16, 2001
Biodegradable polymers, preparation thereof and use thereof for producing biodegradable moldings
BASF AG68 citations96
US6297347B1Oct 2, 2001
Biodegradable polymers, the production thereof and the use thereof for producing biodegradable moldings
BASF AG51 citations96
US6114042ASep 5, 2000
Biodegradable polymers, the production thereof and use thereof for producing biodegradable moldings
BASF AG62 citations96
US6046248AApr 4, 2000
Biodegradable polymers, the preparation thereof and the use thereof for producing biodegradable moldings
BASF AG61 citations96
US5880220AMar 9, 1999
Biodegradable polymers, process for the preparation thereof and the use thereof for producing biodegradable moldings
BASF AG65 citations96
US6353084B1Mar 5, 2002
Biodegradable polyestreramide and a process of preparing
BASF AG63 citations95
US6120895ASep 19, 2000
Biodegradable polyesters
BASF AG92 citations95
US5959069ASep 28, 1999
H-shaped polyamides
BASF AG76 citations95
US5936045AAug 10, 1999
Biodegradable polymers, the preparation thereof, and the use thereof for producing biodegradable moldings
BASF AG60 citations95
US5889135AMar 30, 1999
Biodegradable polymers, process for producing them and their use in preparing biodegradable moldings
BASF AG62 citations95
US6353056B1Mar 5, 2002
Method for the production of block copolymers by retarded anionic polymerization
BASF AG23 citations93
US6111058AAug 29, 2000
Biodegradable polyesteramide and a process of preparing
BASF AG54 citations93
US6444767B1Sep 3, 2002
Method for retarded anionic polymerization
BASF AG32 citations92
US6444762B1Sep 3, 2002
Anionic polymerization process
BASF AG31 citations92
US6103858AAug 15, 2000
Aqueous dispersion of a biodegradable polyester and its use thereof
BASF AG51 citations92
US5863991AJan 26, 1999
Biodegradable polymers, the preparation thereof and the use thereof for the production of biodegradable moldings
BASF AG45 citations92
US5760163AJun 2, 1998
Preparation of branched polyamides
BASF AG26 citations92
US5354809AOct 11, 1994
Preparation of a curable molding material
BASF AG25 citations92
US4728703AMar 1, 1988
Preparation of homopolymers and copolymers of ethene by Phillips catalysis
BASF AG29 citations92
US4710552ADec 1, 1987
Preparation of homopolymers of ethene and copolymers of ethene with higherα-monolefins using a Ziegler catalyst system
BASF AG30 citations92
US6686423B1Feb 3, 2004
Method for carrying out the anionic polymerization of vinylaromatic monomers
BASF AG36 citations91
US6303721B1Oct 16, 2001
Process for producing diene polymer solutions in vinyl aromatic monomers
BASF AG23 citations91
US6413292B1Jul 2, 2002
Use of an aqueous dispersion from a biodegradable polyester as a sheathing material for granulated fertilizer
BASF AG24 citations90
US6506846B1Jan 14, 2003
Method for producing impact-resistant modified thermoplastic moulding materials
BASF AG7 citations74
US6410654B1Jun 25, 2002
Highly rigid, high-tenacity impact-resistant polystyrene
BASF AG10 citations74
US6350834B1Feb 26, 2002
Method for retarded anionic polymerization
BASF AG8 citations74
US6476133B1Nov 5, 2002
Method for producing a solution of diene polymers in vinyl aromatic compounds and method for producing resistant vinyl aromatic polymers by polymerizing the same solution
BASF AG10 citations73
US6326460B1Dec 4, 2001
Method for extracting polyamide particles
BASF AG11 citations73
US6300441B1Oct 9, 2001
Method for the production of an initiator composition for retarded anionic polymerization
BASF AG8 citations73
US5326822AJul 5, 1994
Heat-curable molding material
BASF AG12 citations73
US4568659AFeb 4, 1986
Preparation of a transition metal catalyst component for Ziegler catalyst systems
BASF AG18 citations73
US6518379B1Feb 11, 2003
Method of producing rubber compositions in styrene solutions with sterically superior chelate catalysts
BASF AG6 citations72
US4525550AJun 25, 1985
Preparation of homopolymers and copolymers of α-monoolefins using a ziegler catalyst system
BASF AG17 citations72
US6211297B1Apr 3, 2001
Process for preparing rubber-modified moulding compounds
BASF AG1 citations51
US4705835ANov 10, 1987
Preparation of homopolymers and copolymers of α-monolefins using a Ziegler catalyst system
BASF AG1 citations51
US6143847ANov 7, 2000
Method for preparing (co) polymers by metal-free anionic polymerization in the presence of a phosphonium cation containing at least one annellated aromatic ring
BASF AG1 citations47
US6262213B1Jul 17, 2001
Anionic polymerization of acrylates and methacrylates
BASF AG0 citations41
US4864005ASep 5, 1989
Preparation of homopolymers and copolymers of α-monoolefins using a Ziegler catalyst system
BASF AG0 citations40