P

Inventor

COHNEN WOLFGANG

DE20 patents

Patents

20 patents
US5300140AApr 5, 1994

Hydroprimer for metallising substrate surfaces

BAYER AG26 citations92
US4552911ANov 12, 1985

Polycarbonate molding compositions having improved flame retardance

BAYER AG51 citations92
US4450249AMay 22, 1984

Internal antistatic agents for polycarbonates and for polycarbonate films

BAYER AG31 citations92
US4208489AJun 17, 1980

Polycarbonate molding compositions with improved flame-repellency

BAYER AG41 citations92
US4471104ASep 11, 1984

Process for the preparation of polycarbonates having sulfonanilide terminal groups

BAYER AG25 citations82
US4102859AJul 25, 1978

Stabilizer mixtures

BAYER AG19 citations79
US4375525AMar 1, 1983

Use of organic silicon compounds for stabilizing and brightening polycarbonates which are free from phosphites and free from boric acid esters

BAYER AG15 citations74
US4342681AAug 3, 1982

Use of organic silicon compounds in combination with oxetane compounds, dioxanes or tetrahydrofuranes for stabilizing and brightening polycarbonates which are free from phosphites and free from boric acid esters

BAYER AG9 citations74
US4289685ASep 15, 1981

Process for the preparation of flame-resistant polycarbonates

BAYER AG9 citations74
US3943094AMar 9, 1976

Polymers and copolymers based on alkenoyl-oxybenzylidene-malonic esters as UV-absorbers and polymers stabilized therewith

BAYER AG6 citations74
US4503213AMar 5, 1985

Process for the preparation of polycarbonates having N-alkyl-perfluoroalkyl sulfonamide terminal groups

BAYER AG8 citations73
US4367303AJan 4, 1983

Solutions for stabilizing thermoplastic polycarbonates

BAYER AG8 citations73
US4301212ANov 17, 1981

Scratch-resistant and weather-resistant laminates based on polycarbonate

BAYER AG11 citations73
US4225483ASep 30, 1980

Boric acid esters and oxetanes for stabilizing phosphite-free polycarbonates

BAYER AG9 citations73
US4404351ASep 13, 1983

Process for the isolation of polycarbonates based on 4,4'-dihydroxydiphenyl sulphones

BAYER AG7 citations72
US4110273AAug 29, 1978

Blowing agent mixture

BAYER AG7 citations71
US4065401ADec 27, 1977

Blowing agent mixture

BAYER AG17 citations71
US4327015AApr 27, 1982

Flame resistant, transparent polycarbonates comprising bisulfite adducts

BAYER AG3 citations62
US4228067AOct 14, 1980

UV Light stabilized polycarbonate composition

BAYER AG2 citations62
US4180493ADec 25, 1979

Coating compositions for polycarbonates

BAYER AG3 citations62