New thermotropic aromatic polyester(s) - contain units derived from aromatic di:acids and hydroxy-acids, Di:phenol(s) and 1,1-bis-4-carboxy:phenoxy-phenyl-cycloalkane(s)
ECKHARDT, VOLKER. DR, MAYSKA, PAUL-JOHANNES. DR, FENGLER, GERD. DR., 4150 KREFELD, DE, PAKULL, RALF. DR, NIELINGER, WERNER. DR
Year of Publication 14.11.1991
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Year of Publication 14.11.1991
Patent
Compatible mixts. of polycarbonate and polypropylene - contain a polycarbonate based on 1,1-bis-4-hydroxy-phenyl-cycloalkane, and polypropylene other than atactic
HAEHNSEN, HEINRICH. DR., 4100 DUISBURG, DE, ECKHARDT, VOLKER. DR., 4150 KREFELD, DE, FREITAG, DIETER. DR, MAYSKA, PAUL-JOHANNES. DR., 4150 KREFELD, DE
Year of Publication 02.10.1991
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Year of Publication 02.10.1991
Patent
Polycarbonate blends with improved melt flow properties - contain thermoplastic polycarbonate based on cycloaliphatic bisphenol, thermotropic polycondensate and stabilisers
HAEHNSEN, HEINRICH. DR., 4100 DUISBURG, DE, WESTEPPE, UWE. DR., 4020 METTMANN, DE, MAYSKA, PAUL-JOHANNES. DR, FENGLER, GERD. DR., 4150 KREFELD, DE, GRIGO, ULRICH. DR., 4152 KEMPEN, DE
Year of Publication 23.04.1992
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Year of Publication 23.04.1992
Patent
Heat-resistant polymers prepn. - by reaction of difunctional stilbene cpds. with di:functional cyclo:alkylidene-bis-aromatics while preserving Z-configuration
HAEHNSEN, HEINRICH. DR., 4100 DUISBURG, DE, BADER, AXEL-JOCHEN. DR., 5060 BERGISCH GLADBACH, DE, ECKHARDT, VOLKER. DR, IDEL, KARSTEN-JOSEF. DR, MAYSKA, PAUL-JOHANNES. DR., 4150 KREFELD, DE
Year of Publication 17.10.1991
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Year of Publication 17.10.1991
Patent
Thermoplastic compsns. based on aromatic polyether polymer - contg. oligo- or poly-arylene sulphide] terminated by sulphonic acid cpd. or deriv. have higher crystallinity and crystallisation rate
KERN, SABINE. DR., 4130 MOERS, DE, ECKHARDT, VOLKER. DR., 4150 KREFELD, DE, MAYSKA, PAUL-JOHANNES. DR, SCHMITT, WALTER. DR., 4040 NEUSS, DE, IDEL, KARSTEN-JOSEF. DR, DORF, ERNST-ULRICH. DR., 4150 KREFELD, DE
Year of Publication 03.01.1991
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Year of Publication 03.01.1991
Patent
NEUES THERMISCH STABILES POLYPHENYLENOXID (PPO)
MAYSKA, PAUL-JOHANNES. DR, BOTTENBRUCH, LUDWIG. DR, DICKE, HANS-RUDOLF. DR., 4150 KREFELD, DE
Year of Publication 09.11.1989
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Year of Publication 09.11.1989
Patent
COPOLYAMIDE MIT ERHOEHTER GLASUEBERGANGSTEMPERATUR
MAYSKA, PAUL-JOHANNES. DR, FENGLER, GERD. DR., 4150 KREFELD, DE, NIELINGER, WERNER. DR, FREITAG, DIETER. DR, IDEL, KARSTEN-JOSEF. DR
Year of Publication 21.02.1991
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Year of Publication 21.02.1991
Patent