P

Inventor

KRIMM HEINRICH

22 patents

Patents

22 patents
US4501905AFeb 26, 1985

Cyclic carbonic acid derivatives

BAYER AG54 citations96
US4440937AApr 3, 1984

Cyclic carbonic acid derivatives

BAYER AG61 citations96
US4434105AFeb 28, 1984

Process for the preparation of dialkyl carbonates

BAYER AG52 citations96
US4181676AJan 1, 1980

Process for the preparation of dialkyl carbonates

BAYER AG74 citations96
US4105641AAug 8, 1978

Process for the preparation of aliphatic polycarbonates and polyurethanes therefrom

BAYER AG88 citations96
US4307032ADec 22, 1981

Process for the preparation of dialkyl carbonates

BAYER AG38 citations92
US4252737AFeb 24, 1981

Process for the production of aromatic carbonic acid esters

BAYER AG44 citations92
US4122290AOct 24, 1978

Process for the preparation of trimethylolalkanes

BAYER AG39 citations92
US4381404AApr 26, 1983

Process for the production of N,O-disubstituted urethanes and use thereof as starting materials for the production of organic isocyanates

BAYER AG19 citations82
US4012406AMar 15, 1977

Process for the preparation of diaryl carbonates

BAYER AG20 citations82
US4330665AMay 18, 1982

Process for the preparation of aromatic polycarbonates

BAYER AG14 citations74
US3979462ASep 7, 1976

Condensation resins of phenols and α,α'-dihydroxy-diisopropyl benzenes

BAYER AG15 citations74
US4001183AJan 4, 1977

Tetraphenol containing polycarbonates

BAYER AG10 citations72
US4511722AApr 16, 1985

Process for preparing cyclic N-vinylacylamines

BAYER AG4 citations63
US4431795AFeb 14, 1984

Copolymers of cyclic carbonic acid esters and lactams and their production

BAYER AG4 citations63
US4377670AMar 22, 1983

Copolymers based on aliphatic polycarbonates and lactams

BAYER AG4 citations63
US4070392AJan 24, 1978

Process for the production of O-derivatives of p-isopropenyl phenol

BAYER AG3 citations63
US4059638ANov 22, 1977

Trisphenol process

BAYER AG3 citations63
US4335051AJun 15, 1982

Process for the preparation of dimethyl carbonate

BAYER AG2 citations61
US4054597AOct 18, 1977

Thiodiglycol polycarbonates

BAYER AG6 citations61
US3966785AJun 29, 1976

Process for the preparation of bisphenol bischlorocarbonic acid esters

BAYER AG5 citations61
US4096200AJun 20, 1978

N-Alkyl polyurethane/vinyl polymer mixtures

BAYER AG5 citations59