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1.Process for the continuous preparation of monomeric and oligomeric bis-2-hydroxyethyl phthalates 失效
Title translation: 连续制备单体和低级双官能二羟基乙酸酯的方法公开(公告)号:US3385881A
公开(公告)日:1968-05-28
申请号:US28934363
申请日:1963-06-20
Applicant: HOECHST AG
Inventor: BACHMANN DITMAR , GERSTENBERG HELMUT , PASZTHORY EMMERICH , SCHROTT ERWIN
CPC classification number: C08G63/785 , B01D3/32 , B01J14/00 , B01J19/1862 , B01J19/24 , B01J19/242 , B01J2219/00094 , B01J2219/00101 , B01J2219/00128 , B01J2219/00186 , B01J2219/182 , C07C67/03 , C07C69/80
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公开(公告)号:CA721675A
公开(公告)日:1965-11-16
申请号:CA721675D
Applicant: HOECHST AG
Inventor: PASZTHORY EMMERICH , SCHROTT ERWIN , GERSTENBERG HELMUT , GRAFEN KARLHEINZ , BACHMANN DITMAR
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公开(公告)号:CA682399A
公开(公告)日:1964-03-17
申请号:CA682399D
Applicant: HOECHST AG
Inventor: BACHMANN DITMAR , HOYER HANS , PASZTHORY EMMERICH , STEINROTTER HEINZ
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公开(公告)号:AU8797882A
公开(公告)日:1983-03-10
申请号:AU8797882
申请日:1982-09-03
Applicant: HOECHST AG
Inventor: SCHINZEL ERICH , PASZTHORY EMMERICH , KLEBER ROLF
IPC: D06M13/213 , D06M15/277 , C07C69/657 , C07C103/38 , C07C149/20 , C07D303/16 , C07D307/42 , D06M13/22
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公开(公告)号:CA1105159A
公开(公告)日:1981-07-14
申请号:CA314560
申请日:1978-10-27
Applicant: HOECHST AG
Inventor: PASZTHORY EMMERICH , ALBERS ARNOLD , RINGEL ERICH , ELINKMANN HANS-GERD
Abstract: HOE 77/F 216 PROCESS FOR THE TREATMENT OF WASTE WATER of the disclosure: Industrial waste waters contain frequently organic components which slow down or hinder a biological decomposition. However, after treating the waste waters with nitric acid or nitrates at elevated temperature, the residual organic impurities may be readily removed by biological degradation.
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公开(公告)号:AU1340876A
公开(公告)日:1977-11-03
申请号:AU1340876
申请日:1976-04-28
Applicant: HOECHST AG
Inventor: PASZTHORY EMMERICH , HILLE ERNST , SEIFERT KARL-GERHARD , ZIMMERMANN VINCENZ
IPC: C07C235/80 , C07C67/00 , C07C231/00 , C07C231/04 , C07C233/16 , C07C103/38 , C09B29/00 , C09B31/00 , C09B33/00 , C09B35/00
Abstract: N-acetoacetyl-2,5-dimethoxy-4-chloroanilide is obtained in high yield and purity by suspending 2,5-dimethoxy-4-chloroaniline in water and adding the complete amount of diketene necessary altogether at the beginning of the reaction. The product is obtained in a purity allowing its use as an azoic coupling component without purification.
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公开(公告)号:BR8205212A
公开(公告)日:1983-08-16
申请号:BR8205212
申请日:1982-09-03
Applicant: HOECHST AG
Inventor: SCHINZEL ERICH , PASZTHORY EMMERICH , KLEBER ROLF
IPC: D06M13/213 , D06M15/277 , C07C69/657 , C07C67/08 , D06M13/22
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公开(公告)号:CA740504A
公开(公告)日:1966-08-09
申请号:CA740504D
Applicant: HOECHST AG
Inventor: WALBURG RICHARD , PASZTHORY EMMERICH , GERSTENBERG HELMUT , BACHMANN DITMAR
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公开(公告)号:CA676389A
公开(公告)日:1963-12-17
申请号:CA676389D
Applicant: HOECHST AG
Inventor: PASZTHORY EMMERICH , RIEMENSCHNEIDER WILHELM
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