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(19) & (11) EP 2 433 987 A1 (12) EUROPEAN PATENT APPLICATION published in accordance with Art. 153(4) EPC (43) Date of publication: (51) Int Cl.: 28.03.2012 Bulletin 2012/13 C08L 71/02 (2006.01) A01N 25/04 (2006.01) B27K 3/50 (2006.01) C08K 5/10 (2006.01) (2006.01) (21) Application number: 10777519.9 C08K 5/42 (22) Date of filing: 10.05.2010 (86) International application number: PCT/JP2010/003169 (87) International publication number: WO 2010/134279 (25.11.2010 Gazette 2010/47) (84) Designated Contracting States: (72) Inventors: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB • ARAI, Shigebumi GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO Odawara-shi PL PT RO SE SI SK SM TR Kanagawa 250-0280 (JP) Designated Extension States: • KUBOTA, Tetsuo BA ME RS Odawara-shi Kanagawa 250-0280 (JP) (30) Priority: 20.05.2009 JP 2009121611 (74) Representative: Wibbelmann, Jobst (71) Applicant: Nippon Soda Co., Ltd. Wuesthoff & Wuesthoff Tokyo 100-8165 (JP) Patent- und Rechtsanwälte Schweigerstrasse 2 81541 München (DE) (54) COMPOSITION FOR PREPARING EMULSION OR MICROEMULSION FORMULATIONS (57) Provided is a composition for preparing emul- alkylene aralkenyl phenyl ether, a component (B): a poly- sion or microemulsion formulations that demonstrates fa- oxyalkylene sorbitan alkylate, a component (C): a dialkyl- vorable dilution properties without being affected by the sulfosuccinate, and a component (D): an ester ether- solubilities of constituent components. The composition based solvent. An emulsion or microemulsion formula- for preparing emulsion or microemulsion formulations tion containing the composition is also provided. contains a component (A): a polyoxyalkylene allyl phenyl ether, polyoxyalkylene aralkyl phenyl ether or polyoxy- EP 2 433 987 A1 Printed by Jouve, 75001 PARIS (FR) 1 EP 2 433 987 A1 2 Description a phenolic OH group, formaldehyde and an NH functional group; f2) a carbonate, sulfate and phosphate of an al- TECHNICAL FIELD kaline metal or alkaline earth metal; f3) a polymer con- taining repeating succinyl units; f4) a non- ionically or ion- [0001] The present invention relates to a composition 5 ically modified compound selected from the group con- for preparing emulsion or microemulsion formulations. sistingof alkoxylate, alkylolamide, ester, amine oxide and More particularly, the present invention relates to a com- alkylpolyglycoside; f5) a reaction product of an alkylene position for preparing emulsion or microemulsion formu- oxide and sorbitan ester, an oxyalkylated acetylenediol lations that demonstrate favorable diluting properties and acetylene glycol, and an oxyalkylated phenol; f6) ion- without being affected by the solubilities of constituent 10 ically or non-ionically modified polymeric surfactants se- components. lected from the group consisting of homo- and copoly- The present application claims priority on the basis of mers, grafts and graft copolymers, and random and linear Japanese Patent Application No. 2009-121611 filed in block copolymers; f7) anionic surfactants such as ether Japan on May 20, 2009, the contents of which are incor- sulfates, ether carboxylates and phosphate esters; f8) porated herein by reference. 15 anionic surfactants such as sulfosuccinate esters, alkyl- benzene sulfonates and salts of polyacrylic acid, poly- BACKGROUND ART ethylene sulfonic acid, polystyrene sulfonic acid, polymethacrylic acid or polyphosphoric acid; and f9) [0002] Known examples of the types of the forms of lignin-based compounds, and particularly lignosul- agricultural chemicals include: milky white formulations 20 fonates. in the form of concentrated oil-in-water emulsions ob- [0007] Patent Document 5 discloses a microemulsion- tained by emulsifying and dispersing a water-insoluble formable concentrate of a hydrophobic agricultural agricultural chemical active ingredient in water in the form chemical containing: (a) at least one type of hydrophobic of fine particles by adding an emulsifier (emulsion formu- agricultural chemical, (b) a concentrate of a first solvent lations (emulsion, oil in water: EW or concentrated emul- 25 selected from alkyl alkanoates, a polyvalent alcohol, a sion: CE)); and thermodynamically stable and transpar- polyvalent alcohol concentration product and a mixture ent formulations obtained by mixing mutually incompat- thereof, and (c) at least one type of surfactant. Examples ible water and oil in the manner of ordinary emulsions, of the surfactant include cationic surfactants such as but consisting of dispersed particles that are much small- polyalkoxylated aliphatic amines, nonionic surfactants er (mean particle diameter: 0.1 Pm or less) than the par- 30 such as polyalkylene oxide alkyl ethers, and anionic sur- ticles of ordinary emulsions (microemulsion formulations factants such as alkylbenzene sulfonates. (microemulsion: ME)). [0008] However, the emulsion or microemulsion for- [0003] More specifically, Patent Document 1 discloses mulations described in these documents may require a a wood preservative having as an active ingredient there- large amount of surfactant or emulsifier corresponding of an anionic surfactant containing a sulfonate or lauryl- 35 to the solubility of the active ingredient. In such cases, a sulfate ester. A preservative containing a sulfosuccinate large amount of foam may form during preparation of the ester is described as a comparative example of a formu- formulation and may be difficult to remove from the for- lation in Patent Document 1. mulation container. In the case of diluting the formula- [0004] Patent Document 2 discloses a wood preserv- tions, the stability of the emulsion or microemulsion may ative, ant repellent and anti-mold agent containing as an 40 decrease. In addition, the use of a large amount of sur- active ingredient thereof a polyoxyalkylene alkyl ether factant for the purpose of enhancing solubility results in obtained by adding at least one type of compound se- increased costs. lected from the group consisting of ethylene oxide, pro- pylene oxide and butylene oxide to an alkyl alcohol. A [Prior Art Document] preservative containing a sorbitan fatty acid ester- based 45 surfactant and a preservative containing polyoxyethyl- [Patent Documents] ene styrenated phenyl ether are described as compara- tive examples of formulations in Patent Document 2. [0009] [0005] Patent Document 3 describes a microemulsion preparation containing: a) one or more agricultural chem- 50 [Patent Document 1] Japanese Patent Application ical active ingredients; b) one or more non-alcoholic or- No. 2007-15959 ganic solvents; c) one or more anionic surfactants; and [Patent Document 2] Japanese Patent Application d) one or more nonionic surfactants. No. 2006-199687 [0006] Patent Document 4 discloses an emulsion con- [Patent Document 3] Japanese Patent Application taining a surfactant. Examples of preferable surfactants 55 Laid-Open Publication (Translation of PCT Applica- include: f1) alkoxylation product obtained by ethylene ox- tion) No. 2006-509807 ide alkoxylation or propylene oxide alkoxylation of a con- [Patent Document 4] Japanese Patent Application densation product of an aromatic compound containing Laid-Open Publication No. 2002-194205 2 3 EP 2 433 987 A1 4 [Patent Document 5] Japanese Patent Application (5) The composition for preparing emulsion or mi- Laid-Open Publication No. 2008-308508 croemulsion formulations described in (4) above, wherein the total amount of component (A), compo- SUMMARY OF THE INVENTION nent (B) and component (C) is 20% by weight to 50% 5 by weight, the total amount of component (D) and PROBLEMS TO BE SOLVED BY THE INVENTION component (E) is 50% by weight to 80% by weight, and the amount of component (E) is 10% by weight [0010] With the foregoing in view, an object of the to 40% by weight based on a value of 100% by weight present invention is to provide a composition for prepar- for the total amount of component (A), component ing emulsion or microemulsion formulations having favo- 10 (B), component (C), component (D) and component rable diluting properties without being affected by the sol- (E). ubilities of constituent components. (6) The composition for preparing emulsion or mi- croemulsion formulations described in any one of (1) MEANS FOR SOLVING THE PROBLEMS to (5) above, further including a component (F): an 15 agricultural chemical active ingredient. [0011] In order to solve the aforementioned problems, (7) The composition for preparing emulsion or mi- the inventors of the present invention found that a favo- croemulsion formulations described in (6) above, in- rable emulsion or microemulsion formulation demon- cluding 1 to 43 parts by weight of the component (F) strating little foaming can be prepared by mixing an an- based on 100 parts by weight of the total amount of ionic surfactant with a certain type of combination of no- 20 component (A), component (B), component (C), nionic surfactants and further combining with a specific component (D) and component (E). polar solvent therewith. The present invention was com- (8) An emulsion or microemulsion formulation, in- pleted by conducting further studies on the basis of this cluding: the composition for preparing emulsion or finding. microemulsion formulations described in any one of [0012] Namely, the present invention includes the as- 25 (1) to (7) above. pects described below. (9) An emulsion or microemulsion formulation ob- tained by diluting with water the composition for pre- (1) A composition for preparing emulsion or microe- paring emulsion or microemulsion formulations