TW201124077A - Aqueous suspension concentrate formulations containing saflufenacil - Google Patents
Aqueous suspension concentrate formulations containing saflufenacil Download PDFInfo
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- TW201124077A TW201124077A TW099128927A TW99128927A TW201124077A TW 201124077 A TW201124077 A TW 201124077A TW 099128927 A TW099128927 A TW 099128927A TW 99128927 A TW99128927 A TW 99128927A TW 201124077 A TW201124077 A TW 201124077A
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- formulation
- aqueous suspension
- weight
- suspension concentrate
- total weight
- Prior art date
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- GNHDVXLWBQYPJE-UHFFFAOYSA-N saflufenacil Chemical compound C1=C(Cl)C(C(=O)NS(=O)(=O)N(C)C(C)C)=CC(N2C(N(C)C(=CC2=O)C(F)(F)F)=O)=C1F GNHDVXLWBQYPJE-UHFFFAOYSA-N 0.000 title abstract description 29
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- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
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- 235000009566 rice Nutrition 0.000 description 1
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- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical compound [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 description 1
- 235000010234 sodium benzoate Nutrition 0.000 description 1
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- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
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- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- FYTLFIZNZAMQMA-UHFFFAOYSA-N styrene hydrochloride Chemical compound Cl.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 FYTLFIZNZAMQMA-UHFFFAOYSA-N 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- 235000011044 succinic acid Nutrition 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 125000001010 sulfinic acid amide group Chemical group 0.000 description 1
- 229940124530 sulfonamide Drugs 0.000 description 1
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- 230000002195 synergetic effect Effects 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
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- 239000011975 tartaric acid Substances 0.000 description 1
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- 238000010998 test method Methods 0.000 description 1
- 150000004867 thiadiazoles Chemical class 0.000 description 1
- 125000003396 thiol group Chemical group [H]S* 0.000 description 1
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- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/54—1,3-Diazines; Hydrogenated 1,3-diazines
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Description
201124077 六、發明說明: 【發明所屬之技術領域】 本發明係關於一種新穎之2-氣-5-[3,6-二氫-3-甲基-2,6-二側氧基-4-(三氟甲基)-1-(2Η)嘧啶基]-4-氟-N-[[甲基(1-甲 基乙基)胺基]磺醯基]苯甲醯胺(下文亦稱其通用名「苯嘧 磺草胺(SAFLUFENACIL)」)之水性懸浮濃縮調配物。本發 明亦關於一種以該等調配物於控制不需要之植物上之用 途,及關於其對應方法。 【先前技術】 苯嘧磺草胺(SAFLUFENACIL)為一種除草活性物質,其 具有如下通式I :
其係揭示於WO 01/083459中。關於製備其之其他方法闡述 於 WO 03/097589、WO 05/054208、WO 06/097589及 WO 〇6/125746中。呈晶體且基本上呈不含溶劑形式之苯嘧磺 草胺(下文亦稱為無水結晶形式)係揭示於WO 08/043835 中〇 爲了使終端使用者使用,除草化合物可調配成固態形 式,諸如可濕化粉末及顆粒;及液態形式,諸如可乳化漠 縮液(EC)或懸浮濃縮液(SC)。後者可加水稀釋,以在田野 使用,且因此通常提供一種便於處理之施用方式。然而, 150217.doc 201124077 與作為除草劑使用之許多活性成份類似,笨_草胺僅微 溶於水及水與諸如Cl-C4·烷醇或C2_C4_烷基二醇及烷 基三元醇之與水混溶性溶劑之混合物。然而,呈稀水性懸 洋液濃縮液形式,亦即呈噴施液形式使用之除草劑由於易 於施用仍是最受歡迎的。 懸浮濃縮液(SC)為一種調配物,其中呈細小分散固體顆 粒形式存在之活性成份懸浮於(分散於)諸如水或多經基醇 之液態分散介質中’其中該活性成份通常為不溶性或僅微 溶(小於2000 ppm)。懸浮濃縮液通常包含諸如分散劑及濕 化劑之表面活性化合物(界面活性劑),以穩定分散介質中 的活性成份顆粒。 雖然存在前述與使用SC相關之優點,但是熟習此項技術 者瞭解,由於在長期貯存期間或於高溫下貯存時會發生沉 降、已沉降之顆粒抗拒再懸浮、及在貯存時形成晶體物 質,因此SC會遇到許多問題。因&,該等調配物可能難以 處理’且生物效力可能不一致。 當試圖調配苯嘧磺草胺時會遇到若干問題。苯嘧磺草胺 攜帶有N_胺基·磺醯基曱醯胺側鏈,其會在鹼性pH值下水 解。此外,苯嘧磺草胺能夠呈不同晶體及非晶體改質物 (亦即非晶型)、晶體水合物及無水結晶形式存在,其均可 月t·經歷不受控制之相互轉變。相互轉變繼而會導致苯嘧磺 草胺顆粒變粗,特定言之當調配成懸浮液濃縮液時。該等 因素可導致調配物之化學及物理安定性下降,此效應在調 配物貯存較長時間及/或貯存於高溫下時尤其顯著◊該等 150217.doc 201124077 因素亦可導致不良之稀釋性能,因 μ马祖本嘧磺草胺顆粒易 於自稀釋後之調配物中分離出。 迄今為止,僅可獲得其中之活性杰於人旦/ r生成知含量低之呈可濕化 顆粒調配物及呈乳液濃縮液形式之笨嘴續草胺。尚無域 導一種即使於高溫下仍具有延長貯存安定性及良好稀釋性 能之水性懸浮濃縮調配物。 【發明内容】 因此’本發明之一標的為提供一種苯喊項草胺 (saFLUFENACIL)之水性懸浮濃㈣配物,其在長期貯存 時顯示出高度物理及化學安定性,且同時維持其生物學效 力。其亦應可與通常與苯糾草胺組合之桶混對象相容。 當加水稀釋時,調配物應產生一種安定之苯啦磺草胺水性 組合物’且不形成粗糙物質或上清液。 令人驚奇地,該標的可藉由將笨㈣草胺無水結晶與某 些非離子型及某些陰離子型界面活性劑調配成阳值為3至7 之水性懸浮濃縮液而達成。 因此,本發明係關於一種用於植物保護之水性懸浮濃縮 調配物’其包含如下組分: a) 苯嘧磺草胺無水結晶; b) 至少一種非離子型界面活性劑,其係選自環氧乙烷/ CvC4-環氧烷嵌段共聚物; c) 至 種包含至少一個芳基續酸根之陰離子型界面活性 劑;及 d) 水; 1502I7.doc 201124077 其中該調配物之pH值為2至7,特定言之4至6,且尤其45 至 5.5。 處於所示範圍内之pH值與特定界面活性劑一起出人意料 地使得本發明調配物具有佳至極佳之整體安定性。亦即, 於長期貯存時,具高度活性但易於降解之苯嘧磺草胺完全 保持其無水改質物形式,且在稀釋時該調配物仍然保持均 質’且產生安定之分散液。不受限於理論,據信該中性至 微酸性之pH值一方面使無水形式安定’且另一方面仍然使 陰離子型界面活性劑發揮完全作用。因此,藉由使用界面 活性劑組合,並調整pH值至上述範圍,可令人驚奇地平衡 無水形式之化學安定性與調配物之物理安定性。 總之,本發明之水性懸浮濃縮調配物在長期貯存時顯示 出良好的物理及化學安定性。因此既未出現諸如苯嘧磺草 胺凝結之明顯相分離現象,無水苯嘧磺草胺亦未降解至可 見程度或變化成另一種不同之改質物。 【實施方式】 如文中所用,C^C4·環氧烷係指其中環氧環中之碳原子 經一或兩個曱基或經一個乙基取代的環氧環。明確言之, C3-C4·環氧烷係指環氧丙烷、丨,2_環氧丁烷、順式_或反 式_2,3-環氧丁烷及/或異環氧丁烷。 …如文中所用,C2_C5烧基二醇係指環狀、直鏈或分支鍵 ’元醇其具有2至5個碳原子,且攜帶兩個〇H基團,其實 例包括乙二醇、i,2-丙二醇、【,弘丙二醇、Μ-丁二醇及 2,4-戊醇。 150217.doc 201124077 如文中所用,CrC8烷基二醇係指環狀、直鏈或分支鏈 烷醇,其具有3至8個碳原子,且攜帶三個基團,實例 包括甘油、1,2,3-丁三醇、丁三醇、1>3,5-環己烷三 醇、2,4,6-庚三醇及3_曱基_戊烷_丨,2,4_三醇。 如前所述,於本發明調配物中使用之無水結晶形式之苯 ㈣草胺(SAFLUFENACIL)係指已於初〇8/〇43835中揭示
之苯㈣草胺改質物。因此,該無水結晶形式為基本上不 含溶劑之結晶形式之苯嘴績草胺(通式1化合物)。因此,術 語「基本上不含溶劑」意指該無水結晶形式所包含之併入 晶格中之溶劑之數量不可測得,亦即以笨嘧磺草胺呀,曰 格中之溶劑含量小於1G_%,特定言之不超過5m心。曰B /可根據繞射圖’藉仏射線粉末繞射術鐘定出無水結晶 形式。因此,採用Cu-Κα輻射(1.54178 Α),於25t下 > 曰曰 之X-射線粉末繞射圖顯示至少2個,原則上、 錄 土 固,補金 至少6個,特定言之至少8個且明確言之所有如下 2Θ值、或晶格面間距4表示之反射角。 1中以 表1 : 2Θ ^ΙαΓΊ 6.3±0.2〇 14^92±〇1 ~~ 9.4士0.2〇 9.37±〇.2 10.9±0.2〇 8·15±〇.ι 11.9土0.2〇 7.45±〇.〇5 12.6±0·2ο 7-〇2±0.〇5 15.0土0·2ο 5.90±〇.〇5 15.8士0.2〇 5.62±〇.〇4 150217.doc 201124077 17.1±〇.2° 5·19±〇.〇3 20.0±0.2〇 4.44±0Τ02^~~ 20.4±0.2〇 4.36±〇·〇2 24.7±0.2〇 3.61±〇.〇2 25.2±0·2° 3.53±〇.〇2 26·2±0.2ο 3.40±〇Τ〇^~~~ 於鐵下對無水單晶之研究證實,可能之晶體結構為 単斜晶。晶胞具有空間群P2⑴/ee無水形式之晶體結構的 特徵性數據整合於表2中。 表2 .無水結晶形式之晶體特徵(於_丨7〇〇c下測得)
參數 π形式 種類 單斜晶 空間群 P2(l)/C a 9.377(5) A b 7.698(4) A c 28.12(2) A a 90° p 96.37(3)。 γ - . 90。 體積 2017.1(17) A 3 z 4 密度(計算值) 1.649 mg/m3 * wR2 0.057 ; 0.149 波長 1.54178 A a,b,c=單位晶胞長度 α,β,γ=單位晶胞角度 ζ=單位晶胞中之分子數 除X-射線粉末繞射術及晶體分析之外’亦可使用差示掃 150217.doc 201124077 描量熱術(DSC)鑑別無水形4。因&,無水形式顯示 m至靖範圍内具有特徵性熔融峰之熱曲線圖。 值通常位於約18(TC至19(rc範圍内。文中所指之炫點奸 藉由差示掃描量熱術(DSC,坩堝材料為鋁,加熱 日5 K/min)測定之數據。 X… 無水苯痛續草胺結晶之製法可為:如觸〇8/〇43835中所 述自3苯嘴續草胺之基本上不含水之有機溶劑溶液中, 在控制下結晶。 ’ 本發明特定言之係關於一種用於植物保護之呈水性懸^ 濃縮液(SC)形式之調配物。該等懸浮濃縮液包含呈細^ 散顆粒形式之苯料草胺無水結晶改質物(文中亦稱為: 水苯糾草胺),其中無水苯料草胺顆粒係懸浮於水和 中。無水苯嘴續草胺顆粒之尺寸(亦即其直徑)通常不超竭 2〇㈣,較佳不超過,且特定言之不超過5心所 出示之粒徑亦稱為D9。·值,應理解為至少9G重量%之顆粒 的直徑不超過該數值。較佳地,活性物質顆粒之平均粒徑 (文中亦稱為Dw值)為〇.5至2〇 μιη,特定言之1至5只爪。 =5〇_值之定義為50重量%顆粒之直徑超過該數值,且”重 量%顆粒之直徑小於該數值。於根據本發明之SC調配物 中’宜有至少40重量%,較佳至少6〇重量%,且特定士之 至少崎量%顆粒之尺寸(亦即直徑)小於3㈣。可藉“ 如光散射術之常用方法,測定活性物質顆粒之粒徑(亦即 直徑)。 含於本發明SC調配物中之無水苯料草胺顆粒為實足之 I502I7.doc 201124077 有效成份顆粒,亦即該顆粒主要含有純的無水苯嘧磺草 胺。無水苯喊續草胺純度為通常至少重量%,較佳至少 95%,且特定言之至少97重量%,亦即無水苯嘧磺草胺占 組合物中不溶性物質的至少90%,較佳至少95%,且特定 言之至少97重量%。 本發明調配物中之無水苯嘧磺草胺可占調配物總重量之 通常5至60重量%,特定言之10至55重量%,更佳15至4〇重 量%。 根據本發明,於上述pH值下,無水苯嘧磺草胺不溶於調 配物之水相或僅微溶,亦即於25t:/1〇13 mbarT,無水苯 嘴%草胺在本調配物水相中之溶解度不超過1重量%,特 定言之不超過0.1重量%,且明確言之不超過0 01重量%。 於本發明中,術語「水相」代表調配物之液態組分,其 包括水性溶劑及溶解於其中之化合物。本發明中之水性溶 劑為水、或水與水混溶性有機溶劑之混合物,該有機溶劑 係選自C2_C5_烧基二醇及C3-Cs-烧基三元醇,較佳係選自 由如下組成之群:乙二醇、丨,2_丙二醇、丨’弘丙二醇甘 油及1,4-丁二醇,且更佳選自^孓丙二醇及丨,3_丙二醇。根 據本發明之一項特別佳之實施例’有機溶劑為1,2-丙二 醇。 日於本發明調配物中之水性溶劑含量通常可占調配物總重 量之30至95重量%或30至94·98重量%,特定言之35至9〇重 量%或35至89.8重量%,更佳4〇至84 8重量%或4〇至83 5重 量% 〇 150217.doc 201124077 於本發明之第一較佳實施例中’水性溶劑主要係由水组 成’亦即水占調配射溶劑總重量之至少99重量%。於一 項本發明之更佳實關巾,水性溶劑為前述水混溶性有機 溶劑與水之混合物。於後—情形中,水性溶财之水對水 混溶性有機溶劑之重量比範圍為較佳99:1至1:1 ;更佳“η 至2:1,且最佳3〇:1至5:1。換言之, 配物總重量之較佳0.5至45重量〇/〇, 最佳2至1 〇重量〇/〇。 有機溶劑含量可占調 更佳1至20重量%,且 本發明調配物中之該至少一種陰離子型界面活性劑^ 含至少一個芳基磺酸基,且較佳係選自如下物質: cl)芳基-及CVC16-烧基芳基續酸g旨(諸如萘基續酸酷)、單 、一-及三-C^-C〗6·烷基萘基磺酸酯(諸如二丁基萘基碎 酸酯、十二烷基二苯基醚磺酸酯)、單_、二-及三π " 烷基苯基績酸醋(諸如枯基績酸酿、辛基苯續酸醋、子 基苯續酸醋、十二烧基苯續酸酷及十三院基 酯);及 C2)具有與諸如苯基或萘基環之芳基部份鍵連之叫基圏 的多聚陰離子型界面活性劑,例如芳基續酸與甲略及 視需要另外與尿素之縮合物’諸如萘磺酸甲醛縮人 物、苯酚磺酸甲醛縮合物' 甲酚磺酸甲醛縮合物Ί 質素磺酸酯等;及其鹽。 含於本發明靠物巾之界面活性劑之核根可部份或— 全中和。適宜之抗衡離子為驗金屬離子,諸如鋼或卸^ 土金屬離子,諸如鎂或詞;及敍。 150217.doc •12- 201124077 屬於界面活性劑cl)群組之較佳物質為單-或二_c4_c8-烷 基萘磺酸及單-或二-C4_C16-烷基苯磺酸及其鹽,特定言之 其鹼金屬鹽,諸如鈉或鉀鹽,及鹼土金屬鹽,諸如飼鹽。 併入界面活性劑群組C2)之曱醛縮合物中之芳基續酸可 為例如苯酚磺酸或萘磺酸,其可未經取代或經一個或一個 以上例如1、2、3或4個C^-Cm烧基取代。於一項較佳實施 例中,界面活性劑c2)為苯酚磺酸與甲醛之反應產物(縮合 產物)的鹼金屬鹽或鹼土金屬鹽;特別適宜之實例為
Tamol® DN(BASF)、Tamol® PP(BASF)及 Wettol® D1 (BASF)。 陰離子型界面活性劑之總含量較佳占調配物總重量之 〇.〇1至20重量%,特定言之心丨至⑺重量%,更佳〇 5至3重 量%。 t發明調配物令之該至少一種非離子型卩面活性❹)為 聚環氧乙烷-聚C3_C4_環氧烷嵌段共聚物,其係選自包含至 少一種聚(環氧乙烷)部份PE0及至少一種衍生自C3_C4_環 氧烷之聚醚部份PAO的非離子型嵌段共聚物,特定言之選 自聚環氧乙烧-聚環氧丙燒-嵌段共聚物。 非離千型嵌段共聚物b)中之該至少一種pA〇部份包含至 少3個,較佳至少5個,特定言之1〇至1〇()個重複單元(數量 平均)’其係衍生自C3-C4環氧烷,諸如環氧丙烷、口·環 氧丁院、順式-或反式-2’3_環氧丁燒或異環氧丁烧。pA〇部 份較佳包含至少M)重量%’且更佳至少㈣量%衍生自環 氧丙烧之重複單心非離子型嵌段共聚物b)中之該至少一 1502I7.doc •13· 201124077 種PEO部份通常包含至少3個,較佳至少5個,且更佳至少 10個衍生自環氧乙烷之重複單元(數量平均)。PEO部份對 PAO部份(PEO:PAO)之重量比通常為1:10至10:1,較佳1:1〇 至2:1,更佳2:8至7:3,且特定言之3:7至6:4。彼等較佳之 界面活性劑b)為數量平均分子量MN為1200以上至100000道 爾頓,較佳2000至60000道爾頓,更佳2500至50000道爾 頓,且特定言之3000至20000道爾頓者。通常,PEO部份 及PAO部份占非離子型嵌段共聚物界面活性劑b)之至少80 重量%,且較佳至少90重量%,例如90至99.5重量%。適宜 界面活性劑b)闡述於例如WO 06/002984中,特定言之彼等 具有其中出示之通式P1至P5者。 文中所述之非離子型嵌段共聚物界面活性劑b)以例如如 下商品名購得:Pluronic®,諸如 Pluronic® PE 3100、PE 3500、PE 4300、PE 6100、PE 61200、PE 6200、PE 6400、PE 6800、PE 8100、PE 9200、PE 9400、PE 10100 、 PE 10400 、 PE 10500 、 RPE 1720 、 RPE 1740 、 RPE 2520、RPE 2525 及 RPE 3110(BASF SE)。其中特別適 宜之實例為Pluronic® PE 10500等。 非離子型界面活性劑總含量較佳占調配物總重量之0.01 至20重量%,特定言之0.1至1〇重量%,更佳1至5重量%或1 至4重量%。 根據本發明之一項較佳實施例,本發明調配物包含如下 組分: a)占組合物總重量10至50重量%,通常15至40重量%,較 150217.doc 201124077 佳25至35重量%之苯嘧磺草胺無水結晶; b) 占組合物總重量⑴丨至⑺重量%,較佳1至5重量%或1至4 重量。/。之至少··種選自聚環氧乙院_聚^4環氧烧嵌段 共聚物之非離子型界面活性劑; c) 占組合物總重量匕丨至⑺重量%,較佳〇 5至3重量%,之 至少一種包含至少一種芳基續酸基之陰離子型界面活性 劑;及 d)占組合物總重量30至89.8重量%,通常4〇至84 8重量 較佳52至74.5重量%或52至73 5重量%之水性溶劑。 根據本發明之組合物亦可包含通常用於水性除草劑調配 物之常用佐劑’諸如黏度改質添加劑(增稠劑)、消泡劑' 防腐劑、緩衝劑、無機分散劑、#。該等佐劑可在進行文 中所述之製備方法中之步驟(ii)之前或之後併人本發明調 配物。其亦可於完成文中所述之製備方法中之步驟㈣之 後併入。較佳於完成製備方法之步驟⑻之後及於步 之前添加該等佐劑。添加劑含量通常占組合物總重量之不 超過!〇重量。/。,特定言之5重量%。 窒量之不 用於阻止有效成份顆粒凝集之適宜無 抗结塊劑)切石(諸如,例如構自一以二 221、蓉土、碳酸料。於本發明巾1石較佳為無機分 ^所,終所得之水性濃縮液t’無機分散劑濃度通常占 ::懸子濃縮液總重量之不超過3重量%,且較佳占 最終所得料濃㈣總重量的g _ ㈣至1·5重量。/。,且尤其咖重量特… 150217.doc 201124077 適宜增稠劑為可影響懸浮濃縮液之流動性能,且可有助 安定懸浮濃縮液,以防止出現結塊之化合物。因此,可為 例如基於多醣之市售增稠劑,諸如甲基纖維素、羧甲基纖 維素、經丙基纖維素(Kiucei®類)、黃原膠(例如購自Kelco 之Kelzan®類或購自Rhodia之Rhodopol®類);合成性聚合 物’諸如丙稀酸聚合物(Carb〇p〇l®類)、聚乙稀基醇(例如 購自Kuraray之Mowiol®及P〇val®類)或聚乙烯吡咯酮、矽酸 或層狀矽酸鹽’諸如可經疏水化之蒙脫石及膨潤土(購自 BASF SE 之 Attaclay® 類及 Attaflow® 類;或購自 R.T.
Vanderbilt之Veegum®類及Van (^⑧類)。於本發明中,黃原 路為較佳增稍劑。最終所得懸浮濃縮液中之增稍劑濃度通 常占最終所得懸浮濃縮液總重量之不超過2重量%,且較 佳占最終所得懸浮濃縮液總重量之〇·〇 1至2重量%,特定言 之0.02至1.5重量%且尤其0.1至1重量〇/〇。 適用於本發明調配物之消泡劑為例如聚石夕氧乳液(諸如 例如購自Wacker之聚矽氧SRE-PFL、或購自Bluestar聚石夕 氧之Rhodorsil®)、長鏈醇、脂肪酸、有機氟化合物及其混 合物。 用於防止微生物破壞本發明組合物之適宜防腐劑包括甲 醛、對羥基苯甲酸烷基酯、苯甲酸鈉、2-溴-2-石肖基丙 烧-1,3 -二醇、鄰苯基苯酚、嗟唑啉酮(諸如苯并異B塞唾琳 酮、5-氣-2-甲基-4-異噻唑啉酮)、五氯苯酚、2,4-二氣笨 曱基醇及其混合物。以異噻唑啉酮為基底之市售防腐劑為 例如以如下商品名出售者:Proxel®(Arch Cheimical)、 150217.doc -16- 201124077 6 MBS(Thor Chemie)及 Kathon® MK(Rohm &
Haas)。 若適宜,根據本發明之水性%調配物可包含用於調節 pH之緩衝液。緩衝液實例為如下之弱的無機或有機酸之驗 金屬鹽,諸如例如磷酸、硼酸、乙酸、丙酸 '棒檬酸、富 馬酸、酒石酸、草酸及琥珀酸。 此外,可與常用黏合劑一起調配根據本發明之水性“調 配物例如水性聚合物分散液、水溶性樹脂(例如水溶性 醇酸樹脂)或蟻。 本發明調配物可藉由包含下列步驟之方法製得: ⑴提供一種含於水性溶劑及界面活性劑混合物中之無水 苯嘧磺草胺懸浮液; (Π)縮減存在於步驟⑴懸浮液中的無水苯嘧磺草胺之粒 徑,較佳縮減至上述尺寸; (iii)若必須,視需要調整pH值至2至7。 爲了製備步驟⑴之懸浮液,於可提供足以形成所需懸浮 液之剪應力之任一習知混合裝置中混合無水苯嘧磺草胺、 水性溶劑及界面活性劑。適宜之現合裝置包括極高剪應力 混合器,諸如Ultra-TUrrax裝置、靜態混合器,例如具有 混合喷嘴之系統、攪拌珠磨、膠體磨、錐形磨及其他均質 器。 各組分之組合順序通常並不嚴格。然而,進行步驟 時,且首先混合溶劑及界面活性劑,直至獲得均質混合 物,且隨後於剪應力下添加無水苯嘧磺草胺至該均質混合 150217.doc -17· 201124077 由此’步驟⑴產生包含組分十十十及句之現合 匆,其中苯嘴續草胺(組分a))係呈固體顆粒形式分散 溶劑及界面活性劑形成之均質相中。 於步驟(ii)中,對獲自步驟⑴之混合物(亦即懸浮液形 施加適宜處理,以使存在於混合物中之無水苯嘴續草胺顆 =二粒㈣減至通常2〇 μηι^下’較佳至1(^减下,且特 疋吕之至5 μπι以下(d9〇_值)。可藉由如下之任一物理磨碎 方法進行步驟(ii) ’諸如研磨、壓碎或碾磨,特定言之藉 由濕式研磨或濕式碾磨’包括例如珠礙磨、㈣磨 碾磨、空.氣分類碾磨、針碾磨、冷凍研磨方法等。 通常先後進行步驟⑴及(ii卜然而,亦可同時進行該 步驟。 若必須(亦即若步驟⑴或(ii)中獲得之水性懸浮液之pH超 出根據本發明之範圍),則於步驟(出)中調整步驟⑴或(ii) 中所得懸浮液的pH至所主張專利權之範圍内。可利用相關 技術中熟知之pH測定方法,特定言之彼等採用pH電極之 方法,依本身已知之方式,於步驟(iii)中調整調配物2pH 值PH之調整方法通常為添加酸或鹼至於步驟⑴或(丨丨)中 獲得之水性懸浮液。然而,亦可添加可使1?1^處於所需範圍 内之適且緩衝液。用於該目的之較佳酸為稀無機酸,諸如 HC1、HN〇3、HjO4或HsPO4 ·’或稀有機酸,諸如乙酸。 用於該目的之較佳鹼為稀鹼金屬氫氧化物,諸如Na〇H或 KOH;及鹼土金屬氫氧化物,諸如氫氧化鎂或氫氧化鈣。 較佳以稀乙酸調整pH。依此方式,使pH為2至7,特定言 150217.doc -18· 201124077 之4至6 ’且尤其佳4.5至55。 通常在步驟⑴及(ii)之後進行步驟(iii),使得完成其後即 產生最終之根據本發明之Sc調配物。或者,若需要則亦 可在步驟(11)之前,或在步驟⑴進行期間或之後進行步驟 (iii)。 本發明亦關於一種以本發明水性sc調配物於保護作物上 之用途,及關於一種控制不需要之植物之方法,其包括對 該植物、其環境及/或種子施用呈經稀釋或未經稀釋形式 之調配物。 本發明除草性調配物可極佳控制位於非作物區中之植 物’尤其係於南施用率時。對諸如大豆、棉花、油菜、亞 麻、扁豆、稻、甜菜、葵花、菸草及諸如例如玉米或小麥 之縠類’其可有效對抗闊葉野草及草本野草,而不會對作 物產生實質傷害《特別於低施用率下可觀察到該效應。 取決於上述施用方法’本發明調配物可另外用於多種作 物中,去除不需要之植物。適宜作物為例如下列作物: 洋慧(Allium cepa)、鳳梨(Ananas comosus)、花生 (Arachis hypogaea)、蘆筍(Asparagus officinalis)、甜菜 (Beta vulgaris spec, altissima) ' 甜菜(Beta vulgaris spec. rapa)、油菜(Brassica napus var. napus)、油菜(Brassica napus var· napobrassica)、無菁(Brassica rapa var· silvestris)、茶(Camellia sinensis)、紅花(Carthamus tinctorius)、山核桃(Carya illinoinensis)、棒檬(Citrus limon)、橙(Citrus sinensis)、阿拉伯咖。非(Coffea 150217.doc -19- 201124077 arabica)(坎尼佛拉咖°非(Coffea canephora)、利比亞咖啡 (Coffea liberica))、小黃瓜(Cucumis sativus)、狗牙根 (Cynodon dactylon)、胡蘿 _ (Daucus carota)、棕棚(Elaeis guineensis)、森林草莓(Fragaria vesca)、大豆(glycine max)、陸地棉(Gossypium hirsutum)、草棉(Gossypium arboreum)、草棉(Gossypium herbaceum)、木棉(Gossypium vitifolium)、向曰葵(Helianthus annuus)、巴西橡膠樹 (Hevea brasiliensis)、大麥(Hordeum vulgare)、啤酒花 (Humulus lupulus)、番薯(Ipomoea batatas)、核桃(Juglans regia) 、 爲豆(Lens culinaris) 、 亞麻(Linum usitatissimum)、蕃祐(Lycopersicon lycopersicum)、蘋果屬 (Malus spec.)、樹薯(Manihot esculenta)、紫花苜靖 (Medicago sativa)、芭蕉屬(Musa spec.)、於草(Nicotiana tabacum ; N.rustica)、油橄欖(Olea europaea)、稻(Oryza sativa)、 青豆(Phaseolus lunatus)、菜豆(Phaseolus vulgaris)、歐洲雲杉(Picea abies)、針葉植物屬(Pinus spec.) ' 腕豆(Pisum sativum)、杏(Prunus armeniaca)、甜 櫻桃(Prunus avium)、酸櫻桃(Prunus cerasus)、扁桃 (Prunus dulcis)、梅(Prunus domesticua)、杉匕(Prunus persica)、巴梨(Pyrus communis)、紅醋栗(Ribes sylvestre)、蓖麻(Ricinus communis)、紅甘荒(Saccharum officinarum)、黑麥(Secale cereale)、馬鈴薯(Solanum tuberosum)、高粱(Sorghum bicolor)(s. vulgare)、可可 (Theobroma cacao)、紅車軸草(Trifolium pratense)、小麥 150217.doc -20- 201124077 (Triticum aestivum)、硬粒小麥(Triticum durum)、蠢豆 (Vicia faba)、葡萄(vitis vinifera)及玉米(Zea mays)。 此外’本發明調配物亦可用於由於育種術(包括基因工 程方法)而耐受除草劑作用之作物。 此外’本發明調配物亦可用於由於育種(包括基因工程 方法)而耐受昆蟲或真菌破壞之作物。 此外’已發現本發明調配物亦適用於使植物之植株部份 落葉及乾燥,適宜作物為諸如棉花、馬铃薯、油菜、蔡 花、大豆或蠶豆(特定言之棉花)之作物。 作為乾燥劑之本發明調配物特別適用於使諸如馬铃箸、 油菜、葵花及大豆之作物的地上部乾燥。其使得可能完全 機械化收割該等重要作物。亦出於經濟利益,其藉由使掛 橘類水果、撖欖或其他物種及品種之仁果、核果及堅果集 中於某一段時期内開裂、或減少與樹木之黏合,而便於採 收。相同機轉(亦即促進植物之果實部份或葉片部份與枝 條部份之間發展出脫落組織)對於控制重要植物(特定言之 棉花)的落葉亦非常重要。此外,縮短各株棉花作物成熟 之間的時間間隔可提升採收後之纖維品質。 此外已發現,本發明調配物亦適用於控制針葉植物,特 定言之自然生長之針葉植物幼苗,且明確言之,適用於控 制自然生長之針葉植物幼苗。 通常’文中所述之水性SC調配物適用於對抗不需要之植 物為此目的,可原樣施用調配物’或較佳經加水稀釋後 施用。較佳地’爲了終端使用者施用之多種目的,所謂之 150217.doc 21 201124077 水性喷施液之製法為··以水(例如自來水)稀釋本發明水性 SC調配物。喷施液亦可包括呈溶解、乳化或懸浮形式二 他組分,例如肥料、其他除草性或生長調節性活性物質群 其他活性物質(例如用於控制動物蟲宝或 致病性真菌或細菌之活性物質)、 13 一 _ J用於減輕營養素及微量 兀素缺陷之其他礦物鹽、及無生理毒性油類或油濃縮液。 原則上,於稀釋根據本發明之調配物之前、期間或之後向 喷施混合物添加該等組分。 可藉由出芽前或出芽後方法施用本發明調配物。若某些 作物對苯_胺之財受性較差,則可採用藉助於喷霧裝 置喷濃除草性組合物之施频術,依此方式,㈣性作物 之葉片理想地不與苯料草胺接觸,而使活性物質到達於 在其下面生長之不要之植物葉片、或裸地表面(萌芽後定 向喷灑(p0St-directed)、中耕喷灑(lay by))。 取決於控制措施之目的、季節、目標植物及生長階段, 本發明調配物之施用程度應使得苯嘧磺草胺之施用率為 0.001 至3.0,較佳kg/has 性物質(a s )。 為了擴大作用範圍及獲得協同效應,本發明水性sc調配 物可與許多其他群組之除草性或生長調節活性物質代表物 混合在一起,並與該等物質一起施用。 適宜之混合對象實例為i,2,4-噻二唑類、噻二唑 類、醯胺類、胺基磷酸類及其衍生物、胺基三唑類、苯胺 類、^基氧/雜芳基氧烧酸類及其衍生物、苯曱酸及其衍 生物、苯并噻二唑酮類、2-(雜芳醯基/芳醯基卜丨,〗_環己烷 150217.doc 22· 201124077 二綱類、雜芳基芳基酮類、笨曱基異噁唑啶酮類 '間_ CF3·本基衍生物、胺基曱酸酯類、喧琳叛酸及其衍生物、 氣乙醯苯胺類、環己烯酮肟醚衍生物、二嗪類、二氣丙酸 及其竹生物、一風苯并D夫味類、二氫咬咕-3-_類、二硝基 笨胺類、二硝基苯酴類、二苯基醚類、二°比°定化物、鹵代 羧酸及其衍生物、尿素、3_苯基尿嘧啶、咪唑類、咪唑啉 酮類、N-苯基-3,4,5,6-四氫鄰苯二醯亞胺類、噁二唑類、 環氧乙貌類、苯酚類、芳基氧基_及雜芳基氧基笨氧基丙 酸酯類、苯基乙酸及其衍生物、2_苯基丙酸及其衍生物、 »比唾類 '苯基吡唑類、嗒嗪類、吡啶羧酸及其衍生物、嘧 啶基醚、磺醯胺類、磺醯基脲類、三嗪類、三嗪酮類、三 "坐啉酮類、三唑甲醯胺類及尿嘧啶類。 亦可使用本發明水性懸浮濃縮調配物作為其他調配物之 桶混對象。因此’本發明調配物可與許多種不同殺有害生 物化合物調配物混合在一起,並一起施用,該等殺有害生 物化合物為例如彼等包含諸如下列活性成份或佐劑者:草 脫淨(atrazine)、草甘膦、固殺草(giuf〇sinate)、左旋莫多 草(S-metolachlor)、2,4-D 酯、異惡唑草酮(isoxafiut〇ie)、 氟草(diflufenzopyr)、麥草畏(dicamba)、确草酮 (mesotrione) 汰草滅-P(dimethenamid-P)、施得圃 (pendimethalin)、咪草煙(imazethapyr)、白蠟油、多元醇 脂肪酸酯、聚乙氧基化多元醇脂肪酸酯、聚乙氧基化烷基 芳基磷酸鹽、曱基化種子油、乳化劑、硫酸銨或其混合 物0 150217.doc •23· 201124077 此外,可能適於單獨、或與其他除草劑組合、與另一種 植物保護藥劑’例如與用於控制昆蟲或致病性真菌或細菌 之藥劑組合成混合物,施用本發明調配物。亦關注與用於 緩解營養素及微量元素缺陷之無機鹽溶液之間的混溶性。 亦可添加無生理毒性之油類及油濃縮液。 下列實例意欲進一步闡述本發明,但不以任何方式限制 其範圍。 I.分析: 利用Malvern Mastersizer 2000系統,藉由動態光散射 法,於23。(:下,測定粒徑。 利用Brookfield DV-E黏度計,且設定RV軸中之軸1為5〇 m·1 ’類似DIN EN ISO 255之方法測定黏度。或者,或另 外類似OECD Test Guideline 114(「液體之黏度」),測定 動態黏度。 根據 the Collaborative International Pesticides Analytical Council CIPAC MT 75.3之測試方法,測定調配物之pH 值。於如CIPAC定義之「硬水(water D)」中之1 v/v%水性 懸浮濃縮調配物溶液中測定。 Π.成份: 界面活性劑1 :苯酚績酸-甲酿聚縮合物鈉鹽--Tamol ® DN(BASF SE)
界面活性劑2 :環氧乙烷與環氧丙烷之嵌段共聚物’ MN
6500,EO/PO 比例 50:50…Pluronic® PE 10500(BASF SE) -24- 150217.doc 201124077
消泡劑: 聚二甲基石夕氧烧乳液一聚石夕氧sre-PFL (Wacker) 無機分散劑:矽石--Sipernat® 22(Evonik) 增稠劑: 黃原膠--Kelzan®(Kelco) 防腐劑· 1,2_本弁異嗟°坐嚇 -3-明__Acticide® MBS(Thor Chemie) III. 本發明組合物之製法: 實例1 取界面活性劑1(20 g)及界面活性劑2(30 g)溶解於水(673 g)與1,2-丙二醇(70 g)之混合物,並持續攪拌,直至獲得均 質相。隨後添加無水笨嘧磺草胺(342 g),並利用高贫應力 混合器分散。由此獲得之漿液隨後通過使用〇 8 小珠, 且小珠含量為90%之珠磨(Eiger Mini 5〇),直至至少8〇重 量%苯嘧磺草胺之粒徑小於3 μίη。隨後添加消泡劑(5邑)、 無機分散劑(5 g)、增稠劑(3 g)及防腐劑(2 g),並均質化所 得之混合物。最後,利用稀乙酸水溶液(〇 2 g/L),使所得 組合物之pH值調整至pH 5。 IV. 化學安定性 取根據實例1獲得之水性SC調配物樣本各於2〇它、 3〇°C、4(TC及50t:下貯存6個月時間。隨後評定化學安定 性,方法為利用HPLC,測定於樣本中留存之完整無水笨 «草胺之比例。結果揭示’無水笨料草胺未發生顯著 降解或變成另-種不同之改質物。因& ’於前述貯存條件 下,無水苯η密續草胺大體上安定。 150217.doc -25- 201124077 v.物理安定性 1 ·於高溫下長時間貯存後之安定性 評定貯存後調配物 根據貯存後分散液稀釋後所得品質 的安定性。 首先類似喷施液之製法,以水稀釋抱诚 J哪件很據實例1新鮮製得 之水性SC調配物樣本(2 g調配物使用98 e k、從 g水)。獲得無沉積 物之穩定白色分散液。 隨後各於20°C、30°C、 配物樣本6 40°C及5(TC下貯存調 個月時間,隨後依上述方法以水稀釋。於2〇它下貯存2小 時之後,檢測所得分散液之物理性質。於所有情形中,未 觀察到或僅觀察到占苯嘧磺草胺總重量2 %以下之少量沉 積物。 2.經凉_融循環之後之安定性 根據經凍融循環之分散液的稀釋後品質,並根據其外 觀、黏度及粒徑分佈,評定經凍融循環之調配物之安定 性。 根據貫例1製得之調配物樣本經過28個介於_丨〇。〇與 + l〇°C或介於與+3(rc之間之凍融循環。隨後,於任一 樣本中’均未觀察到沉積、相分離或結晶。所有樣本之黏 度及其粒徑分佈同樣保持不變。此外,依上述方式,以水 稀釋經凍融循環之樣本。於20°C下貯存2小時之後,所得 分散液顯示出無沉積或沉積物僅占苯嘧磺草胺總重量2〇/〇 以下。 總之’實例1調配物於低溫至中等溫度下之整體安定性 1502l7.doc 26· 201124077 極佳。 v.除草活性 藉由下列出芽前及出芽後處理溫室實驗,證實根據本發 明之水性s C調配物對不需要之植物之生長之效應。 當於出芽前施用時,向其中存在測試植物之種子或秧苗 之土地區塊表面施用喷施液。當於出芽後施用時,首先使 測試植物生長至高度為3至20 cm(取決於植物習性),且隨 後僅以喷施液處理。於兩種情形中,喷施液之製法均為: 以水稀釋根據實例1之調配物至苯嘧磺草胺常用濃度。利 用細小分佈之喷嘴對土地及測試植物噴施,直至所有情形 中之施用率均達每公頃12.5 g苯嘧磺草胺。 測試時間長達19天(出芽後施用)或20天(出芽前施用)》 在此期間,照料植物,並評估其接受活性化合物處理之後 之反應。 與未接受處理之對照植物比較,利用0至1 〇〇%之等級評 估由化學組合物所導致之傷害。其中,〇意指無傷害,且 100意指徹底摧毀植物。 用於溫室實驗之植物屬於以下物種: 學名 代碼 俗名 Abutilon theoprasti ABUTH 絨葉(velvetleaf) Amaranthus retroflexus AMARE 紅根莧(redroot pigweed) Ambrosia artemisiifolia AMBEL 普通脉草(common ragweed) Bidens pilosa BIDPI 掃把棍(broom stick) Capsella bursa-pastoris CAPBP 薄菜(shepherd's-purse) 150217.doc •27· 201124077
Chenopodium album CHEAL 白鵝掌(white goosefoot) Commelina benghalensis COMBE 薯藤菜(benghal dayflower) Convolvulus arvensis CONAR 田旋花(field bindweed) Conyza canadensis ERICA 三裂豬草(horseweed) Panicum dichotomiflorum PANDI 滑茅草(smooth witchgrass) Ipomoea purpurea (L.) Roth PHBPU 普通牽牛(common momingglory) Fallopia convolvulus POLCO 野蔷麥(wild buckwheat) Solanum nigrum SOLNI 烏籽菜(black nightshade) Thlaspi arvense THLAR 野薺菜(field penny-cress) Veronica persica VERPE 波斯婆婆納(persian speedwell) 表3係有關處理後第19或20天(DAT)時評定之苯嘧磺草胺 除草活性。 表3 出芽前及出芽後施用呈稀釋形式之根據實例1之調 配物 野草 天數 施用模式 苯嘧磺草胺之 施用率[g/ha] 觀察到之 除草活性[%] ABUTH 20 出芽前 12.5 100 AMARE 20 出芽前 12.5 100 AMBEL 20 出芽前 12.5 100 BIDPI 20 出芽前 12.5 95 CAPBP 20 出芽前 12.5 100 CHEAL 20 出芽前 12.5 100 COMBE 20 出芽前 12.5 100 CONAR 20 出芽前 12.5 100 ERICA 20 出芽前 12.5 100 PANDI 20 出芽前 12.5 100 150217.doc •28· 201124077 PHBPU 20 出芽前 12.5 100 POLCO 20 出芽前 12.5 100 SOLNI 20 出芽前 12.5 100 THLAR 20 出芽前 12.5 100 VERPE 20 出芽前 12.5 100 ABUTH 19 出芽後 12.5 100 AMBEL 19 出芽後 12.5 100 BIDPI 19 出芽後 12.5 100 CONAR 19 出芽後 12.5 100 ERICA 19 出芽後 12.5 100 PHBPU 19 出芽後 12.5 100 SOLNI 19 出芽後 12.5 100 自表3可見,分別於處理後20或19天,本發明調配物在 出芽前及出芽後施用時皆顯示出高度對抗多種野草標靶之 除草活性。 VI.桶混物相容性 於實驗室施用測試中,測試實例1之SC調配物與表4中所 列之桶混對象之相容性。證實可與表4中所列之所有桶混 對象相容。 表4 :經測試並核准之桶混對象
活性成份 調配物類型 草脫淨(例如賭自Syngenta之草脫淨4L) SC 草脫淨及左旋莫多草 (例如講自 Syngenta之Bicep II Magnum) SC 2,4-D 酯(諸如 2,4-D- 丁氧基乙酯(2,4,D-butoty 1)) EC 150217.doc -29- 201124077 異惡唾草酿1(例如賭自Bayer之Balance Pro) SC 氟草及麥草畏(例如購自BASF之Distinct 70 WG) WG 左旋莫多草(例如購自Syngenta之Dual II Magnum) EC 草脫淨、左旋莫多草及硝草_(例如購;自Syngenta2Lumax) SC 汰草滅·Ρ(例如麻自BASF之Outlook) EC 施得圃(例如購自BASF之Prowl H20) CS 施得圃(例如購自BASF之Prowl 3.3) EC 咪草煙銨鹽(例如購自 WG f、/元醇脂肪酸醋、其聚乙氧基化醋及乙氧基化院 ^方基鱗酸酯之摻合物(購自Helena chemica^Penetrat〇r Plus) (佐劑) 甲基化之種子油及乳化劑Agsco (Sunit II,Agsco) (佐劑) 硫酸銨 ... (佐劑) sc :懸浮濃縮液 WG :可濕化顆粒 EC :可乳化濃縮液 cs :囊封懸浮液 150217.doc -30-
Claims (1)
- 201124077 七、申請專利範圍: 1. 一種用於植物保護之水性懸浮濃縮調配物,其包含如下 組分: 甸2_氯_5_[3,6_二氫-3-曱基-2,6-二側氧基-4_(三氟曱基)· 1·(2Η)嘧啶基卜4_氟_N_[[甲基(1-甲基乙基)胺基]磺醯 基]苯甲醯胺無水結晶; b)至少—種非離子型界面活性劑,其係選自聚環氧乙烷_ 聚-C3-C4環氧烷嵌段共聚物; )至> 種包含至少一個芳基磺酸根之陰離子型界面活 性劑;及 d)水; 其中調配物之pH值為3至7。 求項1之水性懸浮濃縮調配物,其中該pH值為4至 6 ° ;·如》月求項1或2t任一項之水性懸浮濃縮調配物,其中該 、且:b)為聚環氧乙烧聚環氧丙烧·嵌段共聚物。 m述月求項中任一項之水性懸浮濃縮調配物,其中該 :。’元單tl占環氧乙燒/(:3_C4_環氧垸叙段共聚物之環 氧烷單元之5〇〇/。。 5. :前述:求項中任-項之水性懸浮濃縮調配物,其中組 ::)之種或多種陰離子界面活性劑係選自芳基磺酸曱 醒·縮合產物。 6. 如前述請求項中 一 八. 項之水性懸浮濃縮調配物,其包 ΰ · 150217.doc 201124077 -以調配物總重量計,1 5至40重量%之組分a); •以調配物總重量計,〇. 1至1 〇重量。/。之組分b); -以調配物總重量計,0.1至10重量%之組分c);及 以調配物總重量計,40至84.8重量%之水。 7_如前述請求項中任一項之水性懸浮濃縮調配物其進一 步包含自由如下物質組成之群中選出之水混溶性有機溶 劑· C2-C5-炫基二醇及c3-C8-烧基三醇。 8. 如請求項7之水性懸浮濃縮調配物,其中該溶劑為丨,2-丙 二醇。 9. 如請求項7或8之水性懸浮濃縮調配物,其中該溶劑之重 量比例占該調配物總重量之1至2〇重量0/〇。 10. 如前述請求項中任一項之水性懸浮濃縮調配物,其進一 步包含選自如下物質之無機分散劑:矽酸'矽石土 及碳酸鈣。 青求項10之水性懸浮濃縮調配物,其中該分散劑之重 量比例占該調配物總重量之〇丨至3重量%。 如月j述4求項中任―項之水性懸浮濃縮調配物,其進一 v匕3選自如下物質之增稍劑:層狀石夕酸鹽、經有機改 質之層狀矽酸鹽、多醣及雜多醣。 13·如响求項12之水性懸浮濃縮調配物,其中該增稠劑之重 量比例占該調配物總重量之0.05至2重量%。 14.如則述明求項中任—項之水性懸浮濃縮調配物,其進一 步包含選自如 物質之辅劑:消泡劑、防腐劑及緩衝 劑。 150217.doc 201124077 15. 16. 一種别述請求項φ紅__ tS > 一、之水性懸浮濃縮調配物之用 途,/、係用於控制不需要之植物。 一種控制不需要之植物之方法,包括對植物、其環境及/ 或種子施用呈經稀釋或未經稀釋形式之如这求 中任一頊之水性懸浮濃縮調配物。 "、項1至u 150217.doc 201124077 四、指定代表圖: (一) 本案指定代表圖為:(無) (二) 本代表圖之元件符號簡單說明: 五、本案若有化學式時,請揭示最能顯示發明特徵的化學式: c 3 F(CH H( ο 3 \ Η o:NIC αν s NIH 150217.doc
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| CA2609050C (en) | 2005-05-24 | 2013-11-05 | Basf Aktiengesellschaft | Method for production of 1-alkyl-3-phenyluracils |
| AR056437A1 (es) | 2005-08-01 | 2007-10-10 | Basf Ag | Un metodo para desecar y/o desfoliar cultivos resistentes a glifosfato |
| PE20070534A1 (es) | 2005-08-01 | 2007-06-11 | Basf Ag | Derivados de 3-feniluracilo para controlar malezas o cultivos resistentes a glifosato o su habitat |
| AR055593A1 (es) | 2005-08-01 | 2007-08-29 | Basf Ag | Un metodo para controlar malezas |
| CA2666196C (en) | 2006-10-13 | 2013-05-28 | Basf Se | Crystalline form of 2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1-(2h)-pyrimidinyl]-4-fluoro-n-[[methyl-(1-methyl-ethyl)amino]sulphonyl]benzamide |
| EP2470017B1 (en) | 2009-08-27 | 2013-12-11 | Basf Se | Aqueous concentrate formulations containing saflufenacil and glyphosate |
| US8653002B2 (en) | 2009-08-27 | 2014-02-18 | Basf Se | Aqueous suspension concentrate formulations containing saflufenacil |
| AU2010329964B2 (en) | 2009-12-09 | 2015-08-20 | Basf Se | Liquid suspension concentrate formulations containing saflufenacil and glyphosate |
| CA2782759C (en) | 2009-12-09 | 2021-07-13 | Basf Se | Liquid suspension concentrate formulations containing saflufenacil |
-
2010
- 2010-08-26 US US13/391,896 patent/US8653002B2/en active Active
- 2010-08-26 MX MX2012001732A patent/MX2012001732A/es active IP Right Grant
- 2010-08-26 WO PCT/EP2010/062473 patent/WO2011023759A2/en not_active Ceased
- 2010-08-26 NZ NZ598666A patent/NZ598666A/en not_active IP Right Cessation
- 2010-08-26 EP EP10747850A patent/EP2470018A2/en not_active Withdrawn
- 2010-08-26 RU RU2012111426/13A patent/RU2547433C2/ru active
- 2010-08-26 AU AU2010288528A patent/AU2010288528B2/en not_active Ceased
- 2010-08-26 BR BR112012004057A patent/BR112012004057A2/pt not_active IP Right Cessation
- 2010-08-26 CA CA2770881A patent/CA2770881C/en active Active
- 2010-08-26 CN CN201080037880.XA patent/CN102480962B/zh not_active Expired - Fee Related
- 2010-08-27 TW TW099128927A patent/TW201124077A/zh unknown
- 2010-08-27 AR ARP100103153A patent/AR077994A1/es unknown
- 2010-08-27 UY UY0001032862A patent/UY32862A/es unknown
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2012
- 2012-02-09 IL IL218005A patent/IL218005A0/en unknown
- 2012-02-16 CR CR20120080A patent/CR20120080A/es unknown
- 2012-02-17 EC ECSP12011687 patent/ECSP12011687A/es unknown
- 2012-02-27 CO CO12033501A patent/CO6440516A2/es not_active Application Discontinuation
- 2012-02-27 CL CL2012000507A patent/CL2012000507A1/es unknown
- 2012-03-23 ZA ZA2012/02128A patent/ZA201202128B/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI488578B (zh) * | 2009-12-09 | 2015-06-21 | Meiji Seika Pharma Co Ltd | A water-based suspension-like pesticide composition |
Also Published As
| Publication number | Publication date |
|---|---|
| CL2012000507A1 (es) | 2012-10-12 |
| AR077994A1 (es) | 2011-10-05 |
| IL218005A0 (en) | 2012-04-30 |
| AU2010288528B2 (en) | 2015-01-22 |
| ECSP12011687A (es) | 2012-03-30 |
| CN102480962A (zh) | 2012-05-30 |
| MX2012001732A (es) | 2012-04-02 |
| UY32862A (es) | 2011-01-31 |
| AU2010288528A1 (en) | 2012-03-15 |
| ZA201202128B (en) | 2014-08-27 |
| NZ598666A (en) | 2014-01-31 |
| RU2012111426A (ru) | 2013-10-10 |
| EP2470018A2 (en) | 2012-07-04 |
| CA2770881A1 (en) | 2011-03-03 |
| CN102480962B (zh) | 2014-10-15 |
| CO6440516A2 (es) | 2012-05-15 |
| CA2770881C (en) | 2017-10-24 |
| WO2011023759A3 (en) | 2011-09-22 |
| BR112012004057A2 (pt) | 2019-09-24 |
| US20120149577A1 (en) | 2012-06-14 |
| US8653002B2 (en) | 2014-02-18 |
| CR20120080A (es) | 2012-06-01 |
| WO2011023759A2 (en) | 2011-03-03 |
| RU2547433C2 (ru) | 2015-04-10 |
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