JPH07242502A - Modified agrochemical formulation - Google Patents
Modified agrochemical formulationInfo
- Publication number
- JPH07242502A JPH07242502A JP6212294A JP6212294A JPH07242502A JP H07242502 A JPH07242502 A JP H07242502A JP 6212294 A JP6212294 A JP 6212294A JP 6212294 A JP6212294 A JP 6212294A JP H07242502 A JPH07242502 A JP H07242502A
- Authority
- JP
- Japan
- Prior art keywords
- water
- pesticide
- oil
- bulk powder
- agrochemical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は改良農薬製剤に関する。
詳しくは、水中への活性成分の溶出速度を抑えることの
できる、すなわち溶出抑制能を有する農薬原末組成物、
及び該農薬原末組成物から成る農薬粒剤に関する。This invention relates to improved pesticide formulations.
Specifically, it is possible to suppress the elution rate of the active ingredient into water, that is, a pesticide bulk powder composition having elution suppressing ability,
And a pesticide granule comprising the pesticide bulk powder composition.
【０００２】[0002]
【従来の技術と課題】農薬原体（末）を粒剤に製剤して
散布する方法は、作業効率性、環境中へ放出抑制、薬害
発生の低減等、農薬散布法の中でも、特に、水田用農薬
製剤の散布に際しては、好適なものである。然し、水易
溶性農薬では、通常の公知の製剤化では、溶出量を調節
することができず、本来の農薬の生理活性作用を充分
に、的確に現わすことができない。[Prior Art and Challenges] The method of applying a pesticide raw material (powder) to granules and spraying them is particularly effective in the pesticide spraying method among the pesticide spraying methods such as work efficiency, suppression of release into the environment and reduction of chemical damage. It is suitable for spraying agricultural chemical formulations. However, with water-soluble pesticides, the amount of elution cannot be adjusted by ordinary known formulation, and the original physiologically active action of the pesticide cannot be sufficiently and accurately exhibited.
【０００３】溶出制御に関する技術については、すでに
いくつかの技術、例えばカルボキシメチルセルロース、
デキストリン等を、粒剤中に加えた技術（特公昭３４−
８８４９号）、樹脂、ロウ状物質を加えたり、また被覆
する技術（特公昭４７−２３１９９号、特開昭６０−２
０２８０１号）、粒剤中に活性炭及び植物性油を配合す
る技術（特開昭５６−１６９６０１号）、またパラフィ
ンワックスと鉱物質担当、活性炭、粘土鉱物等を利用す
る技術（特開昭６３−３５５０４号、同６３−４５２０
１号、特開平２−２８８８０３号及び同５−２６２６０
６号）等が知られている。これらの公知技術によって
も、水易溶性農薬に対しては、活性成分の溶出量を的確
かつ充分に調節することはできない。Regarding the technology relating to the dissolution control, there are already some technologies such as carboxymethyl cellulose,
Technology of adding dextrin etc. into granules (Japanese Patent Publication No. 34-
8849), a technique of adding or coating a resin or wax-like substance (Japanese Patent Publication No. 47-23199, JP-A No. 60-2).
No. 02801), a technique of blending activated carbon and vegetable oil in granules (JP-A-56-169601), a technique of using paraffin wax and minerals, activated carbon, clay minerals and the like (JP-A-63- No. 35504, 63-4520
1, JP-A-2-288803 and JP-A-5-26260.
No. 6) and the like are known. Even with these publicly known techniques, it is not possible to accurately and sufficiently control the amount of the active ingredient eluted with respect to a water-soluble pesticide.
【０００４】[0004]
【課題を解決するための手段】本発明者等は、斯る課題
解決に対し、この度、下記で示される組成物を得ること
に成功し、該組成物を用いて成る農薬粒剤を得ることに
成功した。すなわち、水易溶性農薬原体の少なくとも一
種と、水に不溶性又は難溶性で、５０℃以下の温度で軟
化又は液化しない物質と、更に水に不溶性の鉱油、天然
油脂又はシリコンオイルとを混合し、該混合物を溶融又
は打錠した後、０．１〜０．５ｍｍの粒径に整粒するこ
とから成る溶出抑制能を有する農薬原末組成物、並びに
該農薬原末組成物を用い、押し出し造粒法により製造す
ることから成る溶出抑制型農薬粒剤。Means for Solving the Problems In order to solve such problems, the present inventors have succeeded in obtaining a composition shown below, and obtain an agricultural chemical granule using the composition. succeeded in. That is, by mixing at least one of the readily water-soluble pesticide raw materials, a substance that is insoluble or sparingly soluble in water and does not soften or liquefy at a temperature of 50 ° C. or less, and mineral oil, natural oil or silicone oil that is insoluble in water, , A pesticidal bulk powder composition having an elution suppressing ability, which comprises melting or tableting the mixture, and then sizing to a particle size of 0.1 to 0.5 mm, and extruding using the pesticidal bulk powder composition A dissolution-controlling pesticide granule which is produced by a granulation method.
【０００５】上記の本発明の農薬原末組成物は、水易溶
性農薬原体の水中への溶出を抑える働きを有しており、
従ってこれを用いることにより押し出し造粒法によって
製造される農薬粒剤を水田の田面水に散粒した場合、上
記溶出抑制能を保持した粒剤型態のため、他の粒剤型態
では、達成できない卓越した長い残効性を有した作用効
果と、薬害発生の防止効果の双方を得ることができる。The above-mentioned pesticidal bulk powder composition of the present invention has the function of suppressing the elution of a readily water-soluble pesticidal bulk material into water.
Therefore, when the pesticide granules produced by the extrusion granulation method by using this is dispersed in the paddy water of the paddy field, because of the granule form that retains the above elution suppressing ability, in other granule forms, It is possible to obtain both an action effect having an excellent long-lasting effect that cannot be achieved and an effect of preventing the occurrence of chemical damage.
【０００６】本発明に於ける水易溶性農薬原体の例とし
ては、エチル５−〔３−（４，６−ジメトキシピリミジ
ン−２−イル）ウレイドスルホニル〕−１−メチルピラ
ゾール−４−カルボキシレート、メチルα−（４，６−
ジメトキシピリミジン−２−イルカルバモイルスルファ
モイル）−Ｏ−トルアート、３−（４，６−ジメトキシ
−１，３，５−トリアジン−２−イル）−１−〔２−
（２−メトキシエトキシ）−フェニルスルホニル〕ウレ
ア、Ｎ−（２−クロロイミダゾール〔１，２−ａ〕ピリ
ジン−３−イル−スルホニル）−Ｎ′−（４，６−ジメ
トキシ−２−ピリミジニル）ウレア、１−（６−クロロ
−３−ピリジルメチル）−Ｎ−ニトロ−イミダゾリジン
−２−イリデンアミン等を例示できる。Examples of the easily soluble pesticide raw material in the present invention include ethyl 5- [3- (4,6-dimethoxypyrimidin-2-yl) ureidosulfonyl] -1-methylpyrazole-4-carboxylate. , Methyl α- (4,6-
Dimethoxypyrimidin-2-ylcarbamoylsulfamoyl) -O-toluate, 3- (4,6-dimethoxy-1,3,5-triazin-2-yl) -1- [2-
(2-Methoxyethoxy) -phenylsulfonyl] urea, N- (2-chloroimidazole [1,2-a] pyridin-3-yl-sulfonyl) -N '-(4,6-dimethoxy-2-pyrimidinyl) urea , 1- (6-chloro-3-pyridylmethyl) -N-nitro-imidazolidine-2-ylideneamine and the like.
【０００７】本発明に於いて、水に不溶性又は難溶性
で、５０℃以下の温度で軟化又は液化しない物質の例と
しては、パラフィンワックス、天然ワックス、ポリエチ
レン、又はポリプロピレンを例示することができ、そし
て天然ワックスの例としては、カルナバワックス、木ロ
ウ、ミツロウ等を例示できる。また、水に不溶性の鉱油
の例としては、スピンドル油を、例示できる。天然油脂
の例としては、動植物に起因する広範な油脂類を包含
し、大豆油、亜麻仁油、綿実油、米ぬか油、パーマ油、
オリーブ油、ヤシ油、魚油等々を例示できる。シリコン
オイルの例としては、ジアルキルジクロロシラン重合体
であり、その好例としては、ジメチルジクロロシラン重
合体を示す。そしてIn the present invention, paraffin wax, natural wax, polyethylene, or polypropylene can be exemplified as an example of the substance which is insoluble or sparingly soluble in water and does not soften or liquefy at a temperature of 50 ° C. or lower, Examples of natural waxes include carnauba wax, wax and beeswax. Moreover, spindle oil can be illustrated as an example of mineral oil insoluble in water. Examples of natural fats and oils include a wide range of fats and oils derived from animals and plants, soybean oil, linseed oil, cottonseed oil, rice bran oil, perm oil,
Examples include olive oil, coconut oil, fish oil and the like. An example of silicone oil is a dialkyldichlorosilane polymer, and a good example thereof is a dimethyldichlorosilane polymer. And
【０００８】本発明の溶出抑制能を有する農薬原末組成
物は、 ｉ）水易溶性農薬原体の少なくとも一種と、 ii）水に不溶性又は難溶性で、５０℃以下の温度で軟化
又は液化しない物質と、 iii)更に、水に不溶性の鉱油、天然油脂又はシリコンオ
イルとを、混合し、該化合物を溶融又は打錠した後、
０．１〜０．５ｍｍの粒径に整粒することから成る。そ
して該農薬原末組成物を押し出し造粒機に供することに
より、溶出抑制能を保持した本発明の農薬粒剤を得るこ
とができる。斯る農薬粒剤を製造するに際しては、固体
希釈剤、担体等の農薬補助剤を含有させることができ、
斯る固体希釈剤としては、土壌天然鉱物（例えば、カオ
リン、クレー、タルク、チョーク、石英、アタパルガイ
ド、モンモリロナイト又は珪藻土等）、土壌合成鉱物
（例えば、高分散ケイ酸、アルミナ、ケイ酸塩等）を挙
げることができる。粒剤のための固体担体としては、粉
砕且つ分別された岩石（例えば、方解石、大理石、軽
石、海泡石、白雲石等）、無機及び有機物粉の合成粒、
そして有機物質（例えば、おがくず、ココやしの実のか
ら、とうもろこしの穂軸そしてタバコの茎等）の細粒体
を挙げることができる。The pesticidal bulk powder composition of the present invention having an elution suppressing ability comprises: i) at least one readily soluble pesticidal bulk material; and ii) insoluble or poorly soluble in water, softened or liquefied at a temperature of 50 ° C. or lower. Substance, and iii) further, a water-insoluble mineral oil, natural fat or oil or silicone oil is mixed, and the compound is melted or tabletted,
It consists of sizing to a particle size of 0.1 to 0.5 mm. Then, the pesticidal bulk powder composition is extruded and subjected to a granulator to obtain the pesticidal granule of the present invention having the elution suppressing ability. In producing such a pesticide granule, a solid diluent, a pesticide auxiliary such as a carrier can be contained,
Such solid diluents include natural soil minerals (for example, kaolin, clay, talc, chalk, quartz, attapal guide, montmorillonite, diatomaceous earth, etc.), soil synthetic minerals (for example, highly dispersed silicic acid, alumina, silicates, etc.). Can be mentioned. As a solid carrier for granules, crushed and fractionated rocks (eg, calcite, marble, pumice, sepiolite, dolomite, etc.), synthetic particles of inorganic and organic powders,
Further, fine particles of organic substances (for example, sawdust, coconut coconut, corn cob and tobacco stem) can be mentioned.
【０００９】上記、本発明の農薬原末組成物及び農薬粒
剤の対象となる防除活性化合物は、除草剤、殺菌剤、殺
虫剤、植物成長調整剤等、広く農薬の概念に含まれるす
べての化合物であり、本発明の農薬粒剤を実際に水田の
田面水に散粒することにより、前記の如く、活性化合物
の溶出を抑制し、長い残効性を示すと同時に、薬害発生
を抑えることができる。更に、本発明の農薬粒剤は、他
の農薬活性化合物を含有することもできる。そして、他
の農薬活性化合物は、特に限定されるものでなく、斯る
活性化合物の種類によって本発明の溶出抑制能は影響を
うけない。The above-mentioned pesticidal active compounds which are the target of the pesticidal bulk powder composition and pesticide granules of the present invention include all herbicides, fungicides, insecticides, plant growth regulators and the like which are widely included in the concept of pesticides. It is a compound, and by actually granulating the pesticide granules of the present invention in paddy water of paddy fields, as described above, it suppresses the elution of the active compound, exhibits a long residual effect, and suppresses the occurrence of phytotoxicity. You can Further, the pesticide granules of the present invention may contain other pesticidal active compounds. The other pesticidal active compounds are not particularly limited, and the elution suppressing ability of the present invention is not affected by the type of such active compounds.
【００１０】他の農薬活性化合物を例えば、例示すると
次の通りである。２−ベンゾチアゾール−２−イルオキ
シ−Ｎ−メチルアセトアニリド、１−（１−メチル−１
−フェニルエチル）−ｐ−トリルウレア、Ｓ−ｐ−クロ
ロベンジルジエチルチオカーバメート、Ｓ−ベンジル
１，２−ジメチルプロピル（エチル）チオカーバメー
ト、Ｓ−１−メチル−１−フェニルエチルピペリジン−
１−カルボチオエート、Ｏ−３−ｔｅｒｔ−ブチルフェ
ニル６−メトキシ−２−ピリジル（メチル）チオカーバ
メート、２−クロロ−２′，６′−ジエチル−Ｎ−（２
−プロポキシエチル）−アセトアニリド、（ＲＳ）−２
−ブロモ−Ｎ−（α，α−ジメチルベンジル）−３，３
−ジメチルブチルアミド、４−（２，４−ジクロロベン
ゾイル）−１，３−ジメチルピラゾール−５−イルｐ−
トルエンスルホネート、２−〔４−（２，４−ジクロロ
ベンゾイル）−１，３−ジメチルピラゾール−５−イル
オキシ〕アセトフェノン、２−〔４−（２，４−ジクロ
ロ−ｍ−トルオイル）−１，３−ジメチルピラゾール−
５−イルオキシ〕−４−メチルアセトフェノン、メチル
２−〔（４，６−ジメトキシ−２−ピリミジニル）オ
キシ〕−６−〔１−（メトキシイミノ）エチル〕−ベン
ゾエート。Other pesticidal active compounds are, for example, as follows. 2-benzothiazol-2-yloxy-N-methylacetanilide, 1- (1-methyl-1
-Phenylethyl) -p-tolylurea, S-p-chlorobenzyldiethylthiocarbamate, S-benzyl 1,2-dimethylpropyl (ethyl) thiocarbamate, S-1-methyl-1-phenylethylpiperidine-
1-carbothioate, O-3-tert-butylphenyl 6-methoxy-2-pyridyl (methyl) thiocarbamate, 2-chloro-2 ′, 6′-diethyl-N- (2
-Propoxyethyl) -acetanilide, (RS) -2
-Bromo-N- (α, α-dimethylbenzyl) -3,3
-Dimethylbutyramide, 4- (2,4-dichlorobenzoyl) -1,3-dimethylpyrazol-5-yl p-
Toluene sulfonate, 2- [4- (2,4-dichlorobenzoyl) -1,3-dimethylpyrazol-5-yloxy] acetophenone, 2- [4- (2,4-dichloro-m-toluoyl) -1,3 -Dimethylpyrazole-
5-yloxy] -4-methylacetophenone, methyl 2-[(4,6-dimethoxy-2-pyrimidinyl) oxy] -6- [1- (methoxyimino) ethyl] -benzoate.
【００１１】次に実施例を示し、本発明を具体的に説明
するが、本発明はこれのみによって限定されるものでは
ない。Next, the present invention will be specifically described with reference to examples, but the present invention is not limited thereto.
【００１２】[0012]
農薬原体 化合物Ａ：メチル α−（４，６−ジメトキシピリミジ
ン−２−イルカルバモイルスルファモイル）−Ｏ−トル
アート 化合物Ｂ：１−（６−クロロ−３−ピリジルメチル）−
Ｎ−ニトロイミダゾリジン−２−イリデンアミンAgrochemical substance Compound A: Methyl α- (4,6-dimethoxypyrimidin-2-ylcarbamoylsulfamoyl) -O-toluate Compound B: 1- (6-chloro-3-pyridylmethyl)-
N-nitroimidazolidin-2-ylideneamine
【００１３】実施例１ 原末処方、製法 化合物Ａ原体 ５．００％ ジメチルポリシロキサン ０．２０％ カルナウバワックス 残 以上を十分に混合し打錠装置にセットされた金型に入れ
３００ｋｇ／ｃｍ2 の圧力で打錠し、得られた成形物を
ピンミルで破砕した。１００〜３００μｍの部分を集め
て原末とした。 粒剤処方、製法（化合物Ａ 含量０．３％） 化合物Ａ原末 ６．００％ ベントナイト粉末 ３０．００％ リグニンスルホン酸ナトリウム ０．５０％ タルク粉末 残 以上の粉末を十分に混合した後、水を加えて混練し、
０．８ｍｍのスクリーンを使って押し出した。流動床乾
燥機で乾燥して粒剤を得た。Example 1 Formulation of bulk powder, manufacturing method Compound A drug substance 5.00% dimethylpolysiloxane 0.20% carnauba wax Residue The above ingredients were thoroughly mixed and placed in a mold set in a tableting machine to obtain 300 kg / cm. Tablets were pressed at a pressure of 2 , and the obtained molded product was crushed with a pin mill. A portion of 100 to 300 μm was collected to obtain a bulk powder. Granule prescription, manufacturing method (Compound A content 0.3%) Compound A bulk powder 6.00% Bentonite powder 30.00% Sodium lignin sulfonate 0.50% Talc powder residue After thoroughly mixing the above powders, water And knead
It was extruded using a 0.8 mm screen. The granules were obtained by drying with a fluid bed dryer.
【００１４】実施例２ 原末処方、製法 化合物Ｂ原体 ２０．００％ ジメチルポリシロキサン ０．５０％ パラフィンワックス 残 以上を十分に混合し打錠装置にセットされた金型に入れ
３００ｋｇ／ｃｍ2 の圧力で打錠し、得られた成形物を
ピンミルで破砕した。１００〜３００μｍの部分を集め
て原末とした。 粒剤処方、製法（化合物Ｂ 含量１．０％） 化合物Ｂ原末 ５．００％ ベントナイト粉末 ３０．００％ リグニンスルホン酸ナトリウム ０．５０％ タルク粉末 残Example 2 Formulation of bulk powder, manufacturing method Compound B bulk 20.00% Dimethyl polysiloxane 0.50% Paraffin wax Residue The above was thoroughly mixed and placed in a mold set in a tableting machine, and 300 kg / cm 2 The resulting molded product was crushed using a pin mill. A portion of 100 to 300 μm was collected to obtain a bulk powder. Granule formulation, manufacturing method (Compound B content 1.0%) Compound B bulk powder 5.00% Bentonite powder 30.00% Sodium lignin sulfonate 0.50% Talc powder Residue
【００１５】比較例１−１ 粒剤処方、製法（化合物Ａ 含量０．３％） 化合物Ａ原体 ０．３０％ ベントナイト粉末 ３０．００％ リグニンスルホン酸ナトリウム ０．５０％ タルク粉末 残 以上の粉末を十分に混合した後、水を加えて混練し、
０．８ｍｍのスクリーンを使って押し出した。流動床乾
燥機で乾燥して粒剤を得た。Comparative Example 1-1 Granule formulation and production method (Compound A content 0.3%) Compound A drug substance 0.30% Bentonite powder 30.00% Sodium ligninsulfonate 0.50% Talc powder Residual powder After mixing well, add water and knead,
It was extruded using a 0.8 mm screen. The granules were obtained by drying with a fluid bed dryer.
【００１６】比較例１−２ 原末処方、製法 化合物Ａ原体 ５．００％ カルナウバワックス 残 以上を十分に混合し打錠装置にセットされた金型に入れ
３００ｋｇ／ｃｍ2 の圧力で打錠し、得られた成形物を
ピンミルで破砕した。１００〜３００μｍの部分を集め
て原末とした。 粒剤処方、製法（化合物Ａ 含量０．３％） 化合物Ａ原末 ６．００％ ベントナイト粉末 ３０．００％ リグニンスルホン酸ナトリウム ０．５０％ タルク粉末 残 以上の粉末を十分に混合した後、水を加えて混練し、
０．８ｍｍのスクリーンを使って押し出した。流動床乾
燥機で乾燥して粒剤を得た。Comparative Example 1-2 Bulk Powder Formulation, Manufacturing Method Compound A Bulk Material 5.00% Carnauba Wax Residue The above ingredients were thoroughly mixed and placed in a mold set in a tableting machine and pressed at a pressure of 300 kg / cm 2. It was tabletted and the resulting molded product was crushed with a pin mill. A portion of 100 to 300 μm was collected to obtain a bulk powder. Granule prescription, manufacturing method (Compound A content 0.3%) Compound A bulk powder 6.00% Bentonite powder 30.00% Sodium lignin sulfonate 0.50% Talc powder residue After thoroughly mixing the above powders, water And knead
It was extruded using a 0.8 mm screen. The granules were obtained by drying with a fluid bed dryer.
【００１７】比較例２−１ 粒剤処方、製法（化合物Ｂ 含量１．０％） 化合物Ｂ原体 １．００％ ベントナイト粉末 ３０．００％ リグニンスルホン酸ナトリウム ０．５０％ タルク粉末 残 以上の粉末を十分に混合した後、水を加えて混練し、
０．８ｍｍのスクリーンを使って押し出した。流動床乾
燥機で乾燥して粒剤を得た。Comparative Example 2-1 Granule formulation, manufacturing method (Compound B content 1.0%) Compound B drug substance 1.00% Bentonite powder 30.00% Sodium ligninsulfonate 0.50% Talc powder Residual powder After mixing well, add water and knead,
It was extruded using a 0.8 mm screen. The granules were obtained by drying with a fluid bed dryer.
【００１８】比較例２−２ 原末処方、製法 化合物Ｂ原体 ２０．００％ パラフィンワックス 残 以上を十分に混合し打錠装置にセットされた金型に入れ
３００ｋｇ／ｃｍ2 の圧力で打錠し、得られた成形物を
ピンミルで破砕した。１００〜３００μｍの部分を集め
て原末とした。 粒剤処方、製法（化合物Ｂ 含量１．０％） 化合物Ｂ原末 ５．００％ ベントナイト粉末 ３０．００％ リグニンスルホン酸ナトリウム ０．５０％ タルク粉末 残 以上の粉末を十分に混合した後、水を加えて混練し、
０．８ｍｍのスクリーンを使って押し出した。流動床乾
燥機で乾燥して粒剤を得た。Comparative Example 2-2 Formulation of bulk powder, manufacturing method Compound B drug substance 20.00% Paraffin wax The above mixture was thoroughly mixed and placed in a metal mold set in a tableting machine and compressed at a pressure of 300 kg / cm 2. Then, the obtained molded product was crushed with a pin mill. A portion of 100 to 300 μm was collected to obtain a bulk powder. Granule formulation, manufacturing method (Compound B content 1.0%) Compound B bulk powder 5.00% Bentonite powder 30.00% Sodium ligninsulfonate 0.50% Talc powder Residue After thoroughly mixing the above powders, water And knead
It was extruded using a 0.8 mm screen. The granules were obtained by drying with a fluid bed dryer.
【００１９】試験例１ 試験方法 実施例１，２および比較例１−１，１−２，２−１，２
−２の製剤を０．５ｇ計りとり、２０℃の恒温機の中に
静置した２リットルのビーカーに入った蒸留水中に投じ
た。一定時間毎に水の一部を採取しＨＰＬＣ法で溶出し
た成分濃度を測定した。その結果を第１表及び第２表に
示す。Test Example 1 Test Method Examples 1 and 2 and Comparative Examples 1-1, 1-2, 2-1 and 2
0.5 g of the preparation of Example 2 was weighed and poured into distilled water in a 2 liter beaker which was left standing in a thermostat at 20 ° C. A part of water was collected at regular intervals and the concentration of the eluted component was measured by the HPLC method. The results are shown in Tables 1 and 2.
【００２０】[0020]
【表１】 [Table 1]
【００２１】[0021]
【表２】 [Table 2]
【００２２】試験例２（生物試験） 水田雑草に対する除草効果試験 供試薬剤 発明製剤 ：実施例１で処方された粒剤 比較製剤１：比較例１−１で処方された粒剤 比較製剤２：比較例１−２で処方された粒剤Test Example 2 (Biological test) Herbicidal effect test against paddy field weeds Reagents Inventive formulation: Granules prescribed in Example 1 Comparative formulation 1: Granules prescribed in Comparative example 1-1 Comparative formulation 2: Granules prescribed in Comparative Example 1-2
【００２３】試験方法 温室内において、水田土壌を詰めた１／２０００アール
（２５×２０×９ｃｍ）ポットに、２．５葉期（草丈１
５ｃｍ）の水稲苗（品種：日本晴）を１ポット当り１株
３本植えとし２ケ所移植した。次いで、コナギ、ホタル
イの各種子とウリカワの塊基を播種し、約２〜３ｃｍ灌
水した。水稲移植後５日後、上記製剤を夫々の試験区に
水面処理した。処理、３ｃｍの灌水状態を保ち、１日当
たり１ｃｍ減水する区と、減水しない区の両方の区で、
散布３週間後に除草効果及び稲に対する薬害の程度を調
査した。除草効果の評価は、完全枯死を１００％とし、
０％を除草効果無しとした。調査結果を下記第３表に示
す。薬害も同様に％表示で評価した。 Ａ ： 減水なし、Ｂ ： 減水条件下Test method In a greenhouse, in a 1/2000 are (25 × 20 × 9 cm) pot filled with paddy soil, 2.5 leaf stage (plant height 1
5 cm) paddy rice seedlings (cultivar: Nihonbare) were planted in 3 plants per 1 pot at 2 sites. Next, various seeds of eel, firefly, and lump base of Urikawa were sowed and irrigated for about 2-3 cm. Five days after the transplantation of paddy rice, the above-mentioned preparation was subjected to water surface treatment in each test plot. Treated with 3 cm of irrigated water, 1 cm per day and 1 day without water,
Three weeks after spraying, the herbicidal effect and the degree of chemical damage to rice were investigated. The evaluation of the herbicidal effect is 100% complete death,
0% means no herbicidal effect. The survey results are shown in Table 3 below. The phytotoxicity was also evaluated in%. A: No water reduction, B: Water reduction conditions
【００２４】[0024]
【表３】 [Table 3]
【００２５】[0025]
【発明の効果】本発明の溶出抑制能を有する農薬原末組
成物及び該組成物を用いて、得られる農薬粒剤は、前記
実施例で示される通り、溶出抑制効果を示し、優れた残
効性を示す。The pesticidal bulk powder composition of the present invention having the elution suppressing ability and the pesticide granules obtained by using the composition show the elution suppressing effect and excellent residual properties as shown in the above-mentioned Examples. Show efficacy.
Claims (6)
水に不溶性又は難溶性で、５０℃以下の温度で軟化又は
液化しない物質と、更に水に不溶性の鉱油、天然油脂又
はシリコンオイルとを混合し、該混合物を溶融又は打錠
した後、０．１〜０．５ｍｍの粒径に整粒することから
成る溶出抑制能を有する農薬原末組成物。1. At least one kind of a pesticidal substance that is easily soluble in water,
A substance that is insoluble or sparingly soluble in water and does not soften or liquefy at a temperature of 50 ° C. or lower is mixed with water-insoluble mineral oil, natural oil or silicone oil, and the mixture is melted or tabletted, and then a mixture of 0. A pesticide bulk powder composition having an elution suppressing ability, which comprises sizing to a particle size of 1 to 0.5 mm.
ィンワックス、天然ワックス、ポリエチレン、又はポリ
プロピレンである請求項１記載の農薬原末組成物。2. The pesticide bulk powder composition according to claim 1, wherein the water-insoluble or sparingly soluble substance is paraffin wax, natural wax, polyethylene, or polypropylene.
る請求項１記載の農薬原末組成物。3. The pesticide bulk powder composition according to claim 1, wherein the water-insoluble mineral oil is spindle oil.
ラン重合体である請求項１記載の農薬原末組成物。4. The pesticide bulk powder composition according to claim 1, wherein the silicone oil is a dialkyldichlorosilane polymer.
押し出し造粒法により製造することから成る溶出抑制型
農薬粒剤。5. The pesticide bulk powder composition according to claim 1,
A dissolution-controlling pesticide granule, which is produced by an extrusion granulation method.
農薬活性化合物の少なくとも一種とから成る混合組成物
を用い、押し出し造粒法により製造することから成る溶
出抑制型農薬粒剤。6. An elution-controlling pesticide granule, which is produced by an extrusion granulation method using a mixed composition comprising the pesticide bulk powder composition according to claim 1 and at least one other pesticide active compound. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP06212294A JP3621127B2 (en) | 1994-03-08 | 1994-03-08 | Improved agrochemical formulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP06212294A JP3621127B2 (en) | 1994-03-08 | 1994-03-08 | Improved agrochemical formulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07242502A true JPH07242502A (en) | 1995-09-19 |
| JP3621127B2 JP3621127B2 (en) | 2005-02-16 |
Family
ID=13190951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP06212294A Expired - Fee Related JP3621127B2 (en) | 1994-03-08 | 1994-03-08 | Improved agrochemical formulation |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3621127B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999056540A1 (en) * | 1998-04-30 | 1999-11-11 | Basf Aktiengesellschaft | Retarding formulations of active substances used for plant protection |
| JP2005008619A (en) * | 2003-05-27 | 2005-01-13 | Mitsui Chemicals Inc | Method for producing agrochemical solid preparation |
| GB2482900A (en) * | 2010-08-19 | 2012-02-22 | Exosect Ltd | Delivery of compositions to arthropods |
| WO2012080188A1 (en) | 2010-12-17 | 2012-06-21 | Bayer Cropscience Ag | Composition containing insecticide-wax particles |
-
1994
- 1994-03-08 JP JP06212294A patent/JP3621127B2/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999056540A1 (en) * | 1998-04-30 | 1999-11-11 | Basf Aktiengesellschaft | Retarding formulations of active substances used for plant protection |
| US6541425B1 (en) | 1998-04-30 | 2003-04-01 | Basf Aktiengesellschaft | Retarding formulations of active substances used for plant protection |
| JP2005008619A (en) * | 2003-05-27 | 2005-01-13 | Mitsui Chemicals Inc | Method for producing agrochemical solid preparation |
| JP4568010B2 (en) * | 2003-05-27 | 2010-10-27 | 三井化学アグロ株式会社 | Method for producing solid agricultural chemical formulation |
| GB2482900A (en) * | 2010-08-19 | 2012-02-22 | Exosect Ltd | Delivery of compositions to arthropods |
| GB2482900B (en) * | 2010-08-19 | 2016-04-13 | Exosect Ltd | Delivery of compositions to arthropods |
| US9510590B2 (en) | 2010-08-19 | 2016-12-06 | Exosect Limited | Delivery of compositions to arthropods |
| WO2012080188A1 (en) | 2010-12-17 | 2012-06-21 | Bayer Cropscience Ag | Composition containing insecticide-wax particles |
| US9451764B2 (en) | 2010-12-17 | 2016-09-27 | Bayer Intellectual Property Gmbh | Composition comprising insecticide-wax particles |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3621127B2 (en) | 2005-02-16 |
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