P

Inventor

SERINI VOLKER

47 patents
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BAYER AG

44 patents
US5034458AJul 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 patents