P

Inventor

HESSE CARSTEN

DE20 patents

Patents

20 patents
US6548445B1Apr 15, 2003

Supported catalysts containing a platinum metal and process for preparing diaryl carbonates

BAYER AG87 citations98
US5856554AJan 5, 1999

Process for producing diaryl carbonates

BAYER AG58 citations96
US5821377AOct 13, 1998

Process for the continuous production of diaryl carbonates

BAYER AG54 citations96
US5502232AMar 26, 1996

Process for preparing diaryl carbonates

BAYER AG58 citations94
US6001768ADec 14, 1999

Supported catalysts containing a platinum metal and process for preparing diaryl carbonates

BAYER AG41 citations92
US5625091AApr 29, 1997

Process for the production of diaryl carbonates

BAYER AG28 citations92
US5498742AMar 12, 1996

Process for the continuous preparation of diaryl carbonates

BAYER AG27 citations92
US6071843AJun 6, 2000

Process for reactivating catalyst systems containing a platinum group metal

BAYER AG8 citations74
US5739258AApr 14, 1998

Process for preparing diaryl carbonates and the polycarbonates obtainable therefrom

BAYER AG13 citations74
US5712406AJan 27, 1998

Method of extractive separation of diaryl carbonates and the original aromatic hydroxy compounds from reaction solutions

BAYER AG7 citations74
US5663408ASep 2, 1997

Process for preparing diaryl carbonates

BAYER AG7 citations74
US5334750AAug 2, 1994

Process for the preparation of cinnamic acid derivatives

BAYER AG7 citations74
US6291392B2Sep 18, 2001

Catalysts containing a platinum group metal and produced in a sol-gel method, as well as a method for producing diarylcarbonates

BAYER AG11 citations73
US6177538B1Jan 23, 2001

Method for producing tetrabutyl ammonium phenolate diphenol adduct

BAYER AG3 citations62
US5965472AOct 12, 1999

Recovery of catalyst systems from diaryl carbonate-containing reaction solutions by suspension crystallization

BAYER AG6 citations62
US6437166B1Aug 20, 2002

Method for reprocessing reaction mixtures containing diaryl carbonate

BAYER AG2 citations61
US7056855B1Jun 6, 2006

Liquid tetrabutyl ammonium phenolate formulation

BAYER AG0 citations51
US6605191B1Aug 12, 2003

Method for reprocessing reaction mixtures containing diaryl carbonate

BAYER AG1 citations51
US5824816AOct 20, 1998

Recovery of catalyst systems from diarylcarbonate-containing reaction mixtures by melt crystallization

BAYER AG1 citations51
US6242632B1Jun 5, 2001

Supported catalysts containing a platinum group metal and method for producing diarylcarbonates

BAYER AG0 citations41