1980 - 1989 Highlights in Chemical Production
Afugan is produced for the first time in the crop production plant PSM 1.
Production of vinyl methyl acetamide (VIMA) begins in Knapsack and extracted phosphoric acid is produced from crude phosphorous acid according to a process developed in Knapsack (PSE plant).
An intermediate production plant is started up to produce 300 tons of phosphonous ethyl acetic acid ester (PEE) annually; the product serves as an additive for the production of polyester fibers.
A new railway line connects the works’ sites Knapsack and Hürth.
311 young people learn an occupation in the center for vocational and further education. There are now 4,114 permanent staff members working on the sites.
The following products go into production: the plant PSM 3 begins producing methane phosphorous acid ester and methane phosphorous acid and from 1987 methane phosphorous acid ester is produced as a preliminary product for the manufacture of the herbicide BASTA.
Regarding chlorine alkali electrolysis, a waste water recirculation facility improves the waste water situation of the plant considerably.
Shutdown of the feeding stuff plant (Hostaphos) and the solvent production facility Pyranton A.
The construction of the site’s own joint road between the works’ sites Knapsack and Hürth improves the works infrastructure.
On 29 June 1987 a major fire destroys the phosphorus acid extraction plant.
The drainage water of the works own waste site is pumped via a new pipeline to the waste water treatment facility in Hürth and after going through a desulfurization process, it is then introduced into the waste water clarification process.