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Konigstein, DE
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last 30 patents
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Patent Grant
Organic phosphorus compounds possessing 3-hydroxyalkylphosphinic ac...
Patent number
4,250,124
Issue date
Feb 10, 1981
Hoechst Aktiengesellschaft
Walter Dursch
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Polyphosphorus compounds obtained by reacting an alcohol, phosphoru...
Patent number
4,244,893
Issue date
Jan 13, 1981
Hoechst Aktiengesellschaft
Walter Dursch
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Organic phosphorus compounds with 2-hydroxyalkyl-phosphonic acid gr...
Patent number
4,220,610
Issue date
Sep 2, 1980
Hoechst Aktiengesellschaft
Walter Dursch
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Bisphosphinic acid anhydrides and process for their preparation
Patent number
4,196,141
Issue date
Apr 1, 1980
Hoechst Aktiengesellschaft
Hans-Jerg Kleiner
C07 - ORGANIC CHEMISTRY
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Patent Grant
Carbamoyl-oxyalkyl-phosphinic acid derivatives
Patent number
4,173,601
Issue date
Nov 6, 1979
Hoechst Aktiengesellschaft
Hans-Jerg Kleiner
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Polyphosphinites and a process for their preparation
Patent number
4,163,034
Issue date
Jul 31, 1979
Hoechst AG.
Walter Dursch
C07 - ORGANIC CHEMISTRY