Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1977-12-22
1980-03-11
Helfin, Bernard
Chemistry: fertilizers
Processes and products
Forms or conditioning
71109, 71116, 260455R, 26050115, 26050117, 260559D, 560 62, 562472, 568586, 568637, 568775, A01N 924, C07C 6502, C07C 6976
Patent
active
041926692
ABSTRACT:
Ethers, such as 2-[[4-[4-(trifluoromethoxy)phenoxy]phenoxy]]propanoic acid, methyl ester, useful for control of weeds.
REFERENCES:
patent: 3721703 (1973-03-01), Nahm et al.
patent: 3954442 (1976-05-01), Becker et al.
patent: 4070177 (1978-01-01), Nishiyama et al.
patent: 4070178 (1978-01-01), Johnson et al.
Adams, Jr. John B.
Wommack, Jr. Joel B.
Clarke Vera C.
E. I. Du Pont de Nemours and Company
Helfin Bernard
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