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公开(公告)号:CA676371A
公开(公告)日:1963-12-17
申请号:CA676371D
Applicant: HOECHST AG
Inventor: BANDER OTTO E , SCHWENK ULRICH
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公开(公告)号:CA1108192A
公开(公告)日:1981-09-01
申请号:CA333392
申请日:1979-08-08
Applicant: HOECHST AG
Inventor: SCHWENK ULRICH , KOENIG INGE , STREITBERGER HORST
IPC: C07C27/00 , C07C29/124 , C07C31/38 , C07C67/00 , C07C31/34
Abstract: HOE 78/F 921 PROCESS FOR THE MANUFACTURE OF 2-(PERFLUOROALKYL)-ETHANOLS of the disclosure: 2-(perfluoroalkyl)-ethanols of the formula RfCH2CH2OH in which Rf is a perfluoroalkyl radical having from 1 to 21 carbon atoms, are prepared in an advantageous manner from the corresponding 2-(perfluoroalkyl)-ethyl iodides by reaction with water and N-methyl-2-pyrrolidone, thus reducing formation of by-products.
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14.
公开(公告)号:CA731702A
公开(公告)日:1966-04-05
申请号:CA731702D
Applicant: HOECHST AG
Inventor: FORDERREUTHER MANFRED , SCHWENK ULRICH , MAU GUNTER
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公开(公告)号:CA720414A
公开(公告)日:1965-10-26
申请号:CA720414D
Applicant: HOECHST AG
Inventor: MERTEN FRITZ , HACHENBERG HORST , MAU GUNTER , SCHWENK ULRICH
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公开(公告)号:CA672177A
公开(公告)日:1963-10-15
申请号:CA672177D
Applicant: HOECHST AG
Inventor: SCHWENK ULRICH , WEBER ERHARD , WIRTZ RUDOLF , SCHONBERG MANFRED , HORNIG LOTHAR , PROBST OTTO , LENZMANN HEINRICH , RIEMENSCHNEIDER WILHELM , STEINMETZ ALFONS
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公开(公告)号:CA1111182A
公开(公告)日:1981-10-20
申请号:CA279785
申请日:1977-06-03
Applicant: HOECHST AG
Inventor: KOENIG INGE , MIELKE INGOLF , SCHWENK ULRICH , STREITBERGER HORST
Abstract: of the disclosure: A dry powder of a vinyl chloride homo-, co- or graft-poly-mer is heated up to 75 - 120.degree. C during from 10 to about 360 minutes in the presence of an organic, aliphatic compound having two hydroxyl groups and from 2 to 24 carbon atoms.
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公开(公告)号:MX143249A
公开(公告)日:1981-04-06
申请号:MX16931977
申请日:1977-06-02
Applicant: HOECHST AG
Inventor: MIELKE INGOLF , KONING INGE , STREITBERGER HORST , SCHWENK ULRICH
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公开(公告)号:CA716614A
公开(公告)日:1965-08-24
申请号:CA716614D
Applicant: HOECHST AG
Inventor: BESTIAN HERBERT , SCHWENK ULRICH , KALK FRITZ
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公开(公告)号:CA691147A
公开(公告)日:1964-07-21
申请号:CA691147D
Applicant: HOECHST AG
Inventor: SCHWENK ULRICH , MAU GUNTER
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