Inventor
SERINI VOLKER
47 patents
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BAYER AG
44 patentsUS5034458AJul 23, 1991
Polycarbonates of substituted cyclohexylindenebisphenols
BAYER AG58 citations96
US4086310AApr 25, 1978
Process for manufacturing thin, non-porous gas permeable polycarbonate films
BAYER AG39 citations95
US4463130AJul 31, 1984
Flame-resistant polymer mixtures
BAYER AG58 citations94
US5512632AApr 30, 1996
Thermoplastic blends containing polyesters and polyester carbonates based on substituted cycloalkylidene bisphenols
BAYER AG20 citations93
US5034457AJul 23, 1991
Thermoplastic blends containing polycarbonates based on substituted cyclohexylidenebisphenols
BAYER AG48 citations93
US5010162AApr 23, 1991
Polycarbonate of alkyl cyclohexylidene bisphenol
BAYER AG45 citations92
US4293687AOct 6, 1981
Tetraalkylated biscyclohexylamine derivatives
BAYER AG29 citations92
US4172103AOct 23, 1979
Polycarbonate moulding compounds
BAYER AG69 citations91
US4564654AJan 14, 1986
Process for the preparation and/or further processing of polymer blends
BAYER AG20 citations82
US4481338ANov 6, 1984
Flame-resistant polymer mixtures
BAYER AG21 citations82
US4196276AApr 1, 1980
High-molecular weight, segmented, polycarbonate elastomers
BAYER AG19 citations82
US4169868AOct 2, 1979
Process for the preparation of new high-molecular segmented polyester-polycarbonates which can be processed by thermoplastic methods and new polyester-polycarbonates obtained according to the process
BAYER AG21 citations82
US5212280AMay 18, 1993
Polycarbonate from special dihydroxydiphenyl bicycloalkane
BAYER AG7 citations74
US5068302ANov 26, 1991
Polysiloxane-polycarbonate block copolymers based on certain dihydroxydiphenylcycloalkanes
BAYER AG14 citations74
US5041521AAug 20, 1991
Polyester-carbonate based on 1,1-bis-(4-hydroxyphenyl)-alkylcycloalkanes
BAYER AG7 citations74
US5032661AJul 16, 1991
Thermoplastic polyester-carbonate/polysiloxane block copolymers
BAYER AG12 citations74
US5021542AJun 4, 1991
Polycarbonate of polysubstituted cyclohexylidene bisphenols
BAYER AG11 citations74
US5010163AApr 23, 1991
Polycarbonate of cycloalkylidene bisphenol
BAYER AG12 citations74
US4654411AMar 31, 1987
High molecular weight polyesters, preparation and use thereof
BAYER AG16 citations74
US4338429AJul 6, 1982
Process for working up polycarbonates
BAYER AG10 citations74
US4316980AFeb 23, 1982
Process for the preparation of tetramethylated bisphenol polycarbonates
BAYER AG18 citations74
US5126495AJun 30, 1992
Thermoplastic polyester carbonate-polysiloxane block copolymers
BAYER AG15 citations73
US4902746AFeb 20, 1990
Use of mixtures of polycarbonates and styrene polymers as substrates for optical storage media
BAYER AG17 citations73
US4786708ANov 22, 1988
Use of films of polycondensates
BAYER AG15 citations73
US4746711AMay 24, 1988
Mixtures of aromatic polycarbonates and aromatic polyester-carbonates, and their use for the production of mouldings, films, fibres, filaments and coatings
BAYER AG16 citations73
US4714746ADec 22, 1987
Process for the preparation of aromatic polyester-carbonates having improved notched impact strength, and polyester-carbonates prepared thereby and their use for the production of mouldings, films and coatings
BAYER AG12 citations73
US4371691AFeb 1, 1983
Preparation of polycarbonate from specific crude bisphenols
BAYER AG7 citations73
US4348542ASep 7, 1982
Process for the production of mixtures of alkylated aromatic hydroxy compounds
BAYER AG11 citations73
US4239861ADec 16, 1980
Polyvinyl chloride-polycarbonate alloys
BAYER AG11 citations73
US4218545AAug 19, 1980
Thermoplastic rubber blends of polycarbonates and block copolymers
BAYER AG13 citations73
US4105711AAug 8, 1978
PVC moulding compounds with high dimensional stability to heat
BAYER AG18 citations73
US4022944AMay 10, 1977
Non-porous polycarbonate films less than 1 μm thick
BAYER AG9 citations73
US4005037AJan 25, 1977
Polycarbonate-polyvinyl chloride moulding compounds
BAYER AG9 citations73
US4515918AMay 7, 1985
Thermoplastic moulding compositions based on polycarbonate, polyalkylene terephthalate and, optionally, one or more polymers
BAYER AG20 citations71
US4129612ADec 12, 1978
1,1,3,4,6-Pentamethyl-3-(3,5-dimethyl-4-hydroxyphenyl)-indan-5-ol polycarbonates
BAYER AG10 citations68
US5276213AJan 4, 1994
Special dihydroxydiphenyl bicycloalkanes, their production and their use for the production of high molecular weight polycarbonates
BAYER AG4 citations63
US5134220AJul 28, 1992
Polyester and polyester carbonate based on 3,8-dihydroxy-5a, 10b-diphenylcoumarano-2',3',2,3-coumarane
BAYER AG6 citations63
US4491656AJan 1, 1985
Polyphosphates and process of preparation
BAYER AG3 citations63
US5037220AAug 6, 1991
Printing ribbon comprising polycondensates
BAYER AG2 citations62
US4482693ANov 13, 1984
Polyphosphates and the production thereof
BAYER AG3 citations62
US4202949AMay 13, 1980
Branched segment polymers
BAYER AG2 citations62
US3975225AAug 17, 1976
Thin, non-porous polycarbonate films
BAYER AG4 citations62
US4797435AJan 10, 1989
Use of 3-benzalphthalides as UV stabilizers for thermoplastic, aromatic polyesters, polycarbonates and polyester carbonates
BAYER AG3 citations61
US4404363ASep 13, 1983
Separation of diphasic mixtures containing aromatic polyesters
BAYER AG0 citations42
AGFA GEVAERT NV
3 patentsUS5190817AMar 2, 1993
Photoconductive recording element
AGFA GEVAERT NV20 citations82
US5208128AMay 4, 1993
Photoconductive recording material with special outermost layer
AGFA GEVAERT NV9 citations73
US5208127AMay 4, 1993
Photoconductive recording material with special outermost layer
AGFA GEVAERT NV13 citations73