Methods and products to protect against root intrusion and...

Details Methods and products to protect against root intrusion and... Methods and products to protect against root intrusion and...

2006-03-14

2006-03-14

Clardy, S. Mark (Department: 1617)

Plant protecting and regulating compositions

Plant growth regulating compositions

Organic active compound containing

C264S211000

Reexamination Certificate

active

07012042

ABSTRACT:
One aspect of the present invention is a sprayable composition for coating pipe for protecting it from one or more of root intrusion or root growth when the coated pipe is placed underground. Such sprayable formulation includes a 2,6-dinitroaniline herbicide; a polymer pellet impregnated with a 2,6-dinitroanililne herbicide-sorbed colloidal clay; and a film-forming polymer. Another aspect is pipe coated with the dried residue of a coating of a 2,6-dinitroaniline herbicide; a polymer pellet impregnated with a 2,6-dinitroaniline herbicide-sorbed colloidal clay; and a film-forming polymer, wherein the coated pipe is protected from one or more of root intrusion or root growth when the coated pipe is placed underground.

REFERENCES:
patent: 5003726 (1991-04-01), Allport
patent: 5096206 (1992-03-01), Andre et al.
patent: 5116414 (1992-05-01), Burton et al.
patent: 5139566 (1992-08-01), Zimmerman
patent: 5898019 (1999-04-01), Van Voris et al.

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