Solid compositions of a liquid surfactant and a pyrazolium herbi

Chemistry: fertilizers – Processes and products – Forms or conditioning

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71DIG1, A01N 1708

Patent

active

041837401

ABSTRACT:
There are provided solid herbicidal compositions comprising a molecular dispersion of a liquid non-ionic surfactant in herbicidal 1,2-dimethyl-3,5-diphenylpyrazolium salts, and wherein said compositions may optionally contain inert water-soluble bulking/absorbing agents. There is also provided a method for preparing said compositions by: (a) admixing same at room temperature and then melting said mixture at elevated temperatures; or (b) melting together all components of said compositions at elevated temperatures; and then following either of the above procedures, rapidly cooling said melt to obtain the aforementioned compositions.

REFERENCES:
patent: 3154397 (1964-10-01), Martin
patent: 3882142 (1975-05-01), Walworth et al.
patent: 3922161 (1975-11-01), Walworth et al.
patent: 4082537 (1978-04-01), Dudkoski

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