Peroxid-Chemie GmbH

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6730756 Catalyst and process for olefin polymerizationExpiredOct 09, 01May 04, 04[C08F]
6034280 Process for the production of 2,5-dimethyl-2,5-di-t-butylperoxy-hexaneExpiredOct 12, 98Mar 07, 00[C07C]
5973087 Process for the production of ethylene co-polymersExpiredMar 03, 97Oct 26, 99[C08F]
5856586 Process for producing 2,5-dimethyl-2,5-dihydroperoxyhexaneExpiredJan 24, 97Jan 05, 99[C07C]
5831134 Continuous production process of tertiary alcohols by radical addition of secondary alcohols to alkenesExpiredOct 25, 96Nov 03, 98[C07C]
5756616 Process for the production of polyolefins and a catalyst for carrying out the processExpiredAug 05, 96May 26, 98[C08F]
5589526 Master batch compositions containing organic peroxidesExpiredOct 13, 95Dec 31, 96[C08L, C08K]
5523466 Diacylperoxide estersExpiredJun 07, 95Jun 04, 96[C07C]
5488177 Method for the preparation of alkyl hydroperoxide solutions containing little or no waterExpiredNov 01, 94Jan 30, 96[C07C]
5268440 Process for the preparation of polyethylenesExpiredMay 27, 92Dec 07, 93[C08F]
5082543 Filter press electrolysis cellExpiredOct 30, 90Jan 21, 92[C25B]
5032688 Process for the preparation of aralkyl hydroperoxidesExpiredNov 07, 89Jul 16, 91[C07C]
4995550 Valve metal/platinum composite electrodeExpiredJul 13, 89Feb 26, 91[H01M, B23K]
4966706 Process for treatment of clarification sludgeExpiredJul 14, 89Oct 30, 90[C02F]
4882442 Process for the production of epoxidesExpiredJan 27, 88Nov 21, 89[C07D]
4864064 Process for the preparation of tert. alkyl-tert. aralkyl peroxidesExpiredSep 23, 87Sep 05, 89[C07C]
4834852 Process for the activation of hydrogen peroxideExpiredMar 24, 87May 30, 89[C25F]
4830801 Degassing process for a worm extruderExpiredNov 12, 87May 16, 89[B29C]
4783284 Process for the preparation of alkyl-5,6,7,8-tetrahydroanthrahydroquinonesExpiredSep 16, 86Nov 08, 88[C07C]
4782189 Process for the continuous preparation of lauroyl peroxideExpiredSep 15, 87Nov 01, 88[C07C]

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