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    • 1. 发明授权
    • Catalytic oxidation of C.sub.2 -C.sub.4 halogenated hydrocarbons
    • 催化氧化C(HD 2 {B {14 C {HD 4 {B卤代烃
    • US4065543A
    • 1977-12-27
    • US742045
    • 1976-11-15
    • Edward J. SareJerome M. Lavanish
    • Edward J. SareJerome M. Lavanish
    • A62B9/00A62D3/00B01D53/68B01D53/86B01J23/75B01D53/34
    • B01J23/75A62B9/00B01D53/68B01D53/8662B01D53/8668
    • C.sub.2 -C.sub.4 halogenated, e.g., chlorinated and brominated, hydrocarbons, such as vinyl chloride, present in a gas stream are removed therefrom, e.g., incinerated, by contacting the gas stream with an oxygen-containing gas in the presence of cobalt oxide catalyst at relatively low temperatures, e.g., 100.degree. C. Commonly, the halogenated hydrocarbon is present in the gas stream to be treated in small amounts, e.g., less than 0.05 weight percent. The temperature of treatment can vary, e.g., from 20.degree. to 500.degree. C., and can be adjusted within said range depending on the relative humidity of the gas stream treated to maintain catalytic activity. Preferably, treatment occurs under conditions of low relative humidity, e.g., less than 5 percent, and the catalyst is a hydrated cobalt oxide catalyst.
    • 通过在氧化钴催化剂的存在下将气流与含氧气体接触,将存在于气流中的C 2 -C 4卤化例如氯化和溴化的烃例如氯乙烯从其中除去,例如焚烧, 相对较低的温度,例如100℃。通常,卤代烃以少量存在于待处理的气流中,例如小于0.05重量%。 处理温度可以变化,例如20℃至500℃,并且可以根据处理的气流的相对湿度在所述范围内调节以维持催化活性。 优选地,处理在低相对湿度(例如小于5%)的条件下进行,并且催化剂是水合氧化钴催化剂。
    • 3. 发明授权
    • Catalytic oxidation of C.sub.2 -C.sub.4 halogenated hydrocarbons
    • 催化氧化C(HD 2 {B -C {HD 4 {B卤代烃
    • US4059677A
    • 1977-11-22
    • US753951
    • 1976-12-23
    • Edward J. SareJerome M. Lavanish
    • Edward J. SareJerome M. Lavanish
    • A62D3/00B01D53/52B01D53/72B01D53/86B01D53/34
    • B01D53/8662B01D53/526B01D53/72
    • C.sub.2 -C.sub.4 halogenated, e.g., chlorinated and brominated, hydrocarbons, such as vinyl chloride, present in a gas stream are removed therefrom, e.g., incinerated, by contacting the gas stream with an oxygen-containing gas in the presence of metal oxide catalyst system consisting essentially of the oxides of manganese and cobalt at relatively low temperatures, e.g., 100.degree. C. Commonly, the halogenated hydrocarbon is present in the gas stream to be treated in small amounts, e.g., less than 0.05 weight percent. The temperature of treatment can vary, e.g., from 20.degree. C. to 500.degree. C., and can be adjusted within said range depending on the relative humidity of the gas stream treated to maintain catalytic activity. Preferably, treatment occurs under conditions of low relative humidity, e.g., less than 5 percent, and the metal oxides of the catalyst system are hydrated.
    • 通过在金属氧化物催化剂体系的存在下将气流与含氧气体接触,将存在于气流中的C 2 -C 4卤化的例如氯化和溴化的烃例如氯乙烯从其中除去,例如焚烧 基本上由较低温度例如100℃的锰和钴的氧化物组成。通常,卤代烃存在于待处理的气流中,例如小于0.05重量%。 处理温度可以变化,例如20℃至500℃,并且可以根据所处理的气流的相对湿度在所述范围内调整以维持催化活性。 优选地,处理发生在低相对湿度(例如小于5%)的条件下,并且催化剂体系的金属氧化物是水合的。
    • 6. 发明授权
    • 3-(5- or 3-Substituted-5- or 3-isoxazolyl)-1-allyl or
alkyl-4-substituted-5-substituted or unsubstituted-2-imidazolidinones
for controlling weeds
    • 用于控制杂草的3-(5-或3-取代的5-或3-异恶唑基)-1-烯丙基或烷基-4-取代-5-取代或未取代的-2-咪唑啉酮
    • US4302239A
    • 1981-11-24
    • US225230
    • 1981-01-15
    • Jerome M. Lavanish
    • Jerome M. Lavanish
    • A01N43/50A01N43/80C07D261/14A01N43/62
    • C07D261/14A01N43/50A01N43/80
    • Disclosed are compounds such as 3-[5-(1,1-dimethylethyl)-3-isoxazolyl]-1-methyl-4-hydroxy-2-imidazolidinone; their control of weeds such as johnsongrass; the process of making them; and intermediates for making them, the compounds being represented by a Formula I: ##STR1## wherein A is ##STR2## where R is an alkyl of up to six carbon atoms; an alkenyl of up to five carbon atoms; an alkynyl of up to five carbon atoms; a cycloalkyl selected from the group consisting of cyclopropyl, cyclobutyl, cyclopentyl, and cyclohexyl; a haloalkyl of up to six carbon atoms; --R.sup.4 --O--R.sup.5, or --R.sup.4 --S--R.sup.5, where R.sup.4 is an alkylene of up to six carbon atoms and R.sup.5 is an alkyl of up to six carbon atoms; ##STR3## where Z is nitro (NO.sub.2), chloro (Cl), bromo (Br), fluoro (F), or R.sup.5, and n is 0, 1, 2, or 3; R.sup.1 is an alkyl of up to three carbon atoms, or allyl; R.sup.2 is hydroxy (OH), chloro (Cl) or bromo (Br); and R.sup.3 is hydrogen (H), an alkyl of up to four carbon atoms, allyl, or hydroxy (OH).
    • 公开了3- [5-(1,1-二甲基乙基)-3-异恶唑基] -1-甲基-4-羟基-2-咪唑烷酮等化合物; 他们控制杂草如约翰逊草; 制作过程; 该化合物由式I表示:其中A为至少6个碳原子的烷基,其中A为,其中A为至少6个碳原子的烷基; 最多五个碳原子的烯基; 最多五个碳原子的炔基; 选自环丙基,环丁基,环戊基和环己基的环烷基; 最多6个碳原子的卤代烷基; -R4-O-R5或-R4-S-R5,其中R4是至多6个碳原子的亚烷基,R5是至多6个碳原子的烷基; 其中Z是硝基(NO2),氯(Cl),溴(Br),氟(F)或R5,n是0,1,2或3; R1是最多三个碳原子的烷基,或烯丙基; R2是羟基(OH),氯(Cl)或溴(Br); 并且R 3是氢(H),至多4个碳原子的烷基,烯丙基或羟基(OH)。
    • 9. 发明授权
    • 3-[5- or 3-Substituted-5- or 3-isoxazolyl]-1-allyl or
alkyl-4-substituted-5-substituted or unsubstituted-2-imidazolidinones
    • 3- [5-或3-取代的5-或3-异恶唑基] -1-烯丙基或烷基-4-取代-5-取代或未取代的2-咪唑啉酮
    • US4268679A
    • 1981-05-19
    • US122633
    • 1980-02-19
    • Jerome M. Lavanish
    • Jerome M. Lavanish
    • C07D413/12A01N43/50A01N43/80A01P13/00C07D261/14C07D413/04A01N43/54C07D233/02
    • C07D261/14A01N43/50A01N43/80
    • Disclosed are compounds such as 3-[5-(1,1-dimethylethyl)-3-isoxazolyl]-1-methyl-4-hydroxy-2-imidazolidinone; their control of weeds such as johnsongrass; the process of making them; and intermediates for making them, the compounds being represented by a Formula I: ##STR1## wherein A is ##STR2## where R is an alkyl of up to six carbon atoms; an alkenyl of up to five carbon atoms; an alkynyl of up to five carbon atoms; a cycloalkyl selected from the group consisting of cyclopropyl, cyclobutyl, cyclopentyl, and cyclohexyl; a haloalkyl of up to six carbon atoms; --R.sup.4 --O--R.sup.5, or --R.sup.4 --S--R.sup.5, where R.sup.4 is an alkylene of up to six carbon atoms and R.sup.5 is an alkyl of up to six carbon atoms; ##STR3## where Z is nitro (NO.sub.2), chloro (Cl), bromo (Br), fluoro (F), or R.sup.5, and n is 0, 1, 2, or 3; R.sup.1 is an alkyl of up to three carbon atoms, or allyl; R.sup.2 is hydroxy (OH), chloro (Cl) or bromo (Br); and R.sup.3 is hydrogen (H), an alkyl of up to four carbon atoms, allyl, or hydroxy (OH).
    • 公开了3- [5-(1,1-二甲基乙基)-3-异恶唑基] -1-甲基-4-羟基-2-咪唑烷酮等化合物; 他们控制杂草如约翰逊草; 制作过程; 该化合物由式I表示:其中A为至少6个碳原子的烷基,其中A为,其中A为至少6个碳原子的烷基; 最多五个碳原子的烯基; 最多五个碳原子的炔基; 选自环丙基,环丁基,环戊基和环己基的环烷基; 最多6个碳原子的卤代烷基; -R4-O-R5或-R4-S-R5,其中R4是至多6个碳原子的亚烷基,R5是至多6个碳原子的烷基; 其中Z是硝基(NO2),氯(Cl),溴(Br),氟(F)或R5,n是0,1,2或3; R1是最多三个碳原子的烷基,或烯丙基; R2是羟基(OH),氯(Cl)或溴(Br); 并且R 3是氢(H),至多4个碳原子的烷基,烯丙基或羟基(OH)。