Patents Assigned to Helena Chemical Co.
  • Patent number: 5741502
    Abstract: A homogeneous, essentially nonaqueous adjuvant composition containing at least one spray oil selected from the group consisting of:(a) vegetable oils;(b) fatty acids and blends thereof;(c) esterified fatty acids or blends thereof;(d) saponified fatty acids or blends thereof;(e) N,N-dimethylamide of the formulaRCON(CH.sub.3).sub.2wherein R is an alkyl chain derived from fatty acids having about 6 to about 18 carbon atoms;(f) polybutenes(g) alpha or beta pinene,(h) thymol,(i) d-limonene and(j) jojoba bean oil,(2) a surfactant in an effective amount to provide emulsification of said composition and(3) a buffering agent wherein said buffering agent can also be the same ingredient as said oil or said surfactant and said buffering agent reduces the pH of said composition to about 7 or below.
    Type: Grant
    Filed: October 15, 1996
    Date of Patent: April 21, 1998
    Assignee: Helena Chemical Co.
    Inventor: Johnnie R. Roberts
  • Patent number: 5725630
    Abstract: A liquid fertilizer blends containing alkanoic acids are safely and conveniently applied to young plants or seeds in a dry form. This dry form is generally a granular carrier and facilitates the application of said fertilizers in conjunction with other agrichemicals which are being applied concurrently. Furthermore, this fertilizer has unexpected release characteristics from the granule.
    Type: Grant
    Filed: July 31, 1996
    Date of Patent: March 10, 1998
    Assignee: Helena Chemical Co.
    Inventors: Johnnie R. Roberts, Greg Volgas