Herbicidal composition comprising an aminophosphate or aminophosphonate salt, a betaine and an amine oxide
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A01N-057/18
C11D-001/90
A01N-057/20
C11D-003/36
출원번호
US-0794299
(2005-12-30)
등록번호
US-9045720
(2015-06-02)
국제출원번호
PCT/EP2005/014146
(2005-12-30)
§371/§102 date
20071025
(20071025)
국제공개번호
WO2006/069794
(2006-07-06)
발명자
/ 주소
Gioia, Paul
Chuah, Poay Huang
Xie, Wenbing
출원인 / 주소
RHODIA CHIMIE
대리인 / 주소
Dentons US LLP
인용정보
피인용 횟수 :
1인용 특허 :
78
초록
The present invention relates to herbicidal compositions comprising aminophosphate or aminophosphonate salts, particularly to herbicidal compositions comprising a high amount and aminophosphate or aminophosphonate salts and a betaine surfactant and an amine oxide surfactant.
대표청구항▼
1. A herbicidal composition comprising: (i) optionally water,(ii) at least 360 g/L of an aminophosphonate salt, and(iii) a surfactant system which comprises: optionally, watera betaine surfactant comprising: a betaine having the formula R1R2R2N+—CH2COO− (I), andan amine oxide surfactant comprising:
1. A herbicidal composition comprising: (i) optionally water,(ii) at least 360 g/L of an aminophosphonate salt, and(iii) a surfactant system which comprises: optionally, watera betaine surfactant comprising: a betaine having the formula R1R2R2N+—CH2COO− (I), andan amine oxide surfactant comprising: an amine oxide having the formula R1R2R2N→O (III), wherein:the radicals R1, which may be identical or different, are each a linear or branched hydrocarbon radical having 3 to 30 carbon atoms, andthe radicals R2, which may be identical or different, are each a C1-C3 alkyl radical,optionally, at least one surfactant other than the surfactants of formulae (I) and (III),wherein the weight ratio between the betaine surfactant and the amine oxide surfactant ranges from 30/70 to 70/30, andwherein the amount of betaine surfactant and amino oxide surfactant is at least 24 g/L of the surfactant system. 2. The herbicidal composition as defined by claim 1, wherein the aminophosphonate salt comprises a glyphosate isopropylamine salt, a glyphosate potassium salt, a glyphosate ammonium salt, a glyphosate sodium salt, a glyphosate monoethanolamine salt, or a mixture thereof. 3. The herbicidal composition as defined by claim 1, wherein the herbicidal composition comprises an aqueous composition, and the amount of the aminophosphonate salt in the composition is at least 400 g/L. 4. The herbicidal composition as defined by claim 1, wherein the surfactant system comprising water, is in an amount of at least 80 g/L. 5. The herbicidal composition as defined by claim 1, wherein the amount of betaine surfactant and amine oxide surfactant is at least 25% by weight of the surfactant system. 6. The herbicidal composition as defined by claim 1, wherein the betaine surfactant and the amine oxide surfactant constitute at least 30% by weight of the surfactant system. 7. The herbicidal composition as defined by claim 1, wherein the betaine surfactant is provided as a betaine surfactant composition comprising the betaine and water, separately from the amine oxide surfactant wherein the amine oxide being optionally provided as an amine oxide surfactant composition; or wherein the betaine surfactant and the amide oxide surfactant are provided as a surfactant blend, comprising the betaine, the amine oxide, and water. 8. The herbicidal composition as defined by claim 7, wherein the betaine surfactant is provided as a betaine surfactant composition comprising a potassium based betaine surfactant composition, or as a desalted surfactant composition; or wherein the surfactant system comprises a potassium based blend or a desalted surfactant blend. 9. The herbicidal composition as defined by claim 7, wherein the herbicidal composition comprises at least 80 g/L of the betaine surfactant composition with the amine oxide optionally provided as an amine oxide surfactant composition; or wherein the herbicidal composition comprises at least 80 g/L of the surfactant blend. 10. The herbicidal composition as defined by claim 7, wherein the betaine surfactant composition comprises: water,at least 25% by weight of betaine,at least 2% by weight of a potassium chloride salt, andoptionally, substantially no sodium cation, and/or the amine oxide surfactant composition comprises: water, andat least 25% by weight of amine oxide, or the surfactant blend comprises: water, andat least 20% by weight of betaine together with amine oxide. 11. The herbicidal composition as defined by claim 10, wherein the surfactant blend comprises at least 3% by weight of a potassium salt, and substantially no sodium cation. 12. The herbicidal composition as defined by claim 1, wherein the herbicidal composition comprises from 360 g/L to 560 g/L of the aminophosphonate salt, and from 80 g/L to 160 g/L of the surfactant system. 13. The herbicidal composition as defined by claim 1, wherein the herbicidal composition comprises from 400 to 500 g/L of a glyphosate salt, and from 30 to 40.5 g/L of betaine surfactant and amine oxide surfactant of the surfactant system. 14. The herbicidal composition as defined by claim 1, wherein the herbicidal composition comprises from 500 to 560 g/L of a glyphosate salt, and at least 36 g/L of betaine surfactant and amine oxide surfactant of the surfactant system. 15. The herbicidal composition as defined by claim 1, wherein R2 is a methyl radical, and R1 is a lauryl alkyl radical mixture in formulae (I) and (III). 16. The herbicidal composition as defined by claim 1, wherein the surfactant system comprises at least one surfactant other than the surfactants of formula (I) and (III) selected from the group consisting of: an ethoxylated fatty amine,an ether carboxylate,an acid or non acid mono- or di-ester phosphate, optionally polyalkoxylated,an alkylmonoglycoside or alkylpolyglycoside, ormixtures thereof. 17. The herbicidal composition as defined by claim 1, further comprising: an anti-foaming agent(s),a solvent, and/ora deposition control, anti-rebound or anti-drift agent, optionally added subsequently. 18. A process for formulating a herbicidal composition as defined by claim 1, comprising mixing the aminophosphonate salt with the betaine surfactant and the amine oxide surfactant. 19. The process as defined by claim 18, wherein the betaine surfactant and the amine oxide surfactant are provided separately, optionally as a betaine surfactant composition comprising water and as an amine oxide surfactant composition comprising water. 20. The process as defined by claim 18, wherein the betaine surfactant and the amine oxide surfactant are provided as a surfactant blend comprising the betaine surfactant and the amine oxide surfactant and water. 21. The herbicidal composition of claim 1, wherein the surfactant system further comprises a betaine surfactant having the formula R1—CO—NH—R4—R2R2N+—CH2COO− (II), wherein: the radical R1 is a linear or branched hydrocarbon radical having 3 to 30 carbon atoms, andthe radicals R2, which may be identical or different, are each a C1-C3 alkyl radical, andthe radical R4 is —CH2—CH2—CH2 or CH2—CHOH—CH2—. 22. The herbicidal composition of claim 1, wherein the surfactant system further comprises an amine oxide surfactant having the formula R1—CO—NH—R4—R2R2N→O (IV), wherein: the radical R1 is a linear or branched hydrocarbon radical having 3 to 30 carbon atoms, andthe radicals R2, which may be identical or different, are each a C1-C3 alkyl radical, andthe radical R4 is —CH2—CH2—CH2 or CH2—CHOH—CH2—.
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