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12 条记录 (耗时 0.017 秒)

    Process for the manufacture of 1-hydroxy-2-pyridones
    3.
    发明授权
    Process for the manufacture of 1-hydroxy-2-pyridones 失效
    1-羟基-2-吡啶酮的制备方法

    公开(公告)号：US3968118A

    公开(公告)日：1976-07-06

    申请号：US502063

    申请日：1974-08-30

    申请人： Gerhard Lohaus ,  Walter Dittmar

    发明人： Gerhard Lohaus ,  Walter Dittmar

    IPC分类号： C07D213/89 ,  C07D221/04 ,  C07D213/02

    CPC分类号： C07D221/04 ,  C07D213/89

    摘要： New 1-hydroxy-2-pyridones of the general formula ##SPC1##In which R.sub.1 is alkyl of 1 to 17 carbon atoms, cycloalkyl of 5 to 8 carbon atoms, cyclohexylalkyl or phenalkyl both having 1 to 3 carbon atoms in the alkylene chain or .alpha.-furyl, all of which may be substituted by halogen, and R.sub.2 to R.sub.4 are hydrogen or lower alkyl, or two adjacent substituents together form a trimethylene or tetramethylene chain, and in which R.sub.1 to R.sub.4 together contain at least 2 carbon atoms, are prepared by contacting unsaturated .delta.-keto esters or mixtures thereof with hydroxylamine and subjecting the products to cyclization.

    摘要翻译： 新的具有1至17个碳原子的烷基，5至8个碳原子的环烷基，环烷基或苯烷基，其中亚烷基链中具有1至3个碳原子的α-羟基-2-吡啶酮或α-呋喃基 所有这些可以被卤素取代，R 2至R 4是氢或低级烷基，或两个相邻的取代基一起形成三亚甲基或四亚甲基链，并且其中R 1至R 4一起含有至少2个碳原子。 不饱和的β-酮酯或其与羟胺的混合物，并使产物环化。

    Positive-working radiation-sensitive mixtures, and radiation-sensitive recording materials produced with these mixtures
    4.
    发明授权
    Positive-working radiation-sensitive mixtures, and radiation-sensitive recording materials produced with these mixtures 失效
    积极工作的辐射敏感性混合物，以及用这些混合物生产的辐射敏感记录材料

    公开(公告)号：US5229254A

    公开(公告)日：1993-07-20

    申请号：US871027

    申请日：1992-04-20

    申请人： Gerhard Lohaus ,  Walter Spiess ,  Georg Pawlowski

    发明人： Gerhard Lohaus ,  Walter Spiess ,  Georg Pawlowski

    IPC分类号： G03F7/00 ,  G03F7/004 ,  G03F7/028 ,  G03F7/039 ,  H01L21/027

    CPC分类号： G03F7/0045

    摘要： A positive-working radiation-sensitive mixture containinga) a compound which generates a strong acid under the action of actinic radiation,b) a compound having at least one C-O-C or C-O-Si bond cleavable by acid andc) a polymeric binder which is insoluble in water and soluble or at least swellable in aqueous alkaline solutions,wherein the compound a) is a 1-sulfonyloxy-2-pyridone, is useful in the preparation of positive-working recording materials.

    摘要翻译： 一种正性辐射敏感性混合物，其包含a）在光化辐射的作用下产生强酸的化合物，b）具有至少一个可被酸切割的COC或CO-Si键的化合物，和c）聚合物粘合剂， 不溶于水，并且在碱性水溶液中可溶或至少可溶胀，其中化合物a）为1-磺酰氧基-2-吡啶酮，可用于制备正性记录材料。

    Acid degradable radiation-sensitive mixture
    5.
    发明授权
    Acid degradable radiation-sensitive mixture 失效
    酸降解辐射敏感性混合物

    公开(公告)号：US4248957A

    公开(公告)日：1981-02-03

    申请号：US54808

    申请日：1979-07-05

    申请人： Jurgen Sander ,  Detlef Skaletz ,  Gerhard Buhr ,  Gerhard Lohaus

    发明人： Jurgen Sander ,  Detlef Skaletz ,  Gerhard Buhr ,  Gerhard Lohaus

    IPC分类号： C07C43/14 ,  C07C41/00 ,  C07C67/00 ,  C08L61/04 ,  G03C1/72 ,  G03F7/004 ,  G03F7/016 ,  G03F7/022 ,  G03F7/038 ,  G03C1/68 ,  G03C5/00

    CPC分类号： G03F7/0045 ,  G03F7/016 ,  G03F7/022

    摘要： This invention relates to an improvement in a radiation-sensitive mixture containing (a) a compound which forms an acid under the influence of actinic radiation and (b) a compound which has at least one acid-cleavable C--O--C group and the solubility of which in a liquid developer is increased by the action of an acid, the improvement that the compound which is capable of being cleft by an acid contains at least one enol ether group as the acid-cleavable group. The invention also relates to a process for producing relief images using the radiation-sensitive mixture.

    摘要翻译： 本发明涉及辐射敏感性混合物的改进，其包含（a）在光化辐射影响下形成酸的化合物和（b）具有至少一个可酸切割的COC基团并且其溶解度在 通过酸的作用使液体显影剂增加，改善了能够被酸裂解的化合物含有至少一个烯醇醚基团作为酸可裂解基团。 本发明还涉及使用该辐射敏感性混合物产生浮雕图像的方法。

    Cosmetic compositions
    6.
    发明授权
    Cosmetic compositions 失效
    化妆品组合物

    公开(公告)号：US4711775A

    公开(公告)日：1987-12-08

    申请号：US677891

    申请日：1984-12-04

    申请人： Walter Dittmar ,  Eberhard Futterer ,  Gerhard Lohaus

    发明人： Walter Dittmar ,  Eberhard Futterer ,  Gerhard Lohaus

    IPC分类号： A61K8/00 ,  A61K20060101 ,  A61K8/33 ,  A61K8/37 ,  A61K8/49 ,  A61K8/92 ,  A61K31/12 ,  A61K31/44 ,  A61P17/08 ,  A61Q5/00 ,  A61Q5/02 ,  A61Q5/12 ,  A61Q7/00 ,  C07D20060101 ,  C07D207/26 ,  C07D213/89 ,  C11D3/28 ,  C11D3/48 ,  A61K7/06

    CPC分类号： A61Q5/006 ,  A61K8/4926 ,  Y10S424/01 ,  Y10S424/02 ,  Y10S424/04

    摘要： A cosmetic composition comprising a content of an 1-hydroxy-2-pyridone of the general formula ##STR1## in which R.sub.1 stands for hydrogen, alkyl of 1 to 17 carbon atoms, alkenyl of 2 to 17 carbon atoms, cycloalkyl of 5 to 8 carbon atoms, bicycloalkyl of 7 to 9 carbon atoms, cycloalkyl-alkyl of 1 to 4 alkyl carbon atoms, the cycloalkyl groups being optionally substituted by alkyl groups of 1 to 4 carbon atoms, aryl, aralkyl of 1 to 4 alkyl carbon atoms, aryl-alkenyl of 2 to 4 alkenyl carbon atoms, aryloxy-alkyl or arylthio-alkyl of 1 to 4 alkyl carbon atoms, benzhydryl, phenylsulfonyl-alkyl of 1 to 4 alkyl carbon atoms, furyl or furyl-alkenyl of 2 to 4 alkenyl carbon atoms, the aryl groups being optionally substituted by alkyl of 1 to 4 carbon atoms, by alkoxy of 1 to 4 carbon atoms, by nitro, cyano or halogen atoms,R.sub.2 stands for hydrogen, alkyl of 1 to 4 carbon atoms, alkenyl or alkinyl of 2 to 4 carbon atoms, halogen atoms or benzyl,R.sub.3 stands for hydrogen, alkyl of 1 to 4 carbon atoms or phenyl, andR.sub.4 stands for hydrogen, alkyl of 1 to 4 carbon atoms, alkenyl of 2 to 4 carbon atoms, methoxy-methyl, halogen or benzyl, and/or salt thereof, which may be used as an anti-dandruff agent.

    摘要翻译： 一种化妆品组合物，其包含通式“IMAGE”的1-羟基-2-吡啶酮的含量，其中R1代表氢，1至17个碳原子的烷基，2至17个碳原子的链烯基，5至8个的环烷基 碳原子数为7〜9的双环烷基，1〜4个碳原子的环烷基 - 烷基，环烷基任选被1〜4个碳原子的烷基取代，芳基，1〜4个碳原子的芳烷基，芳基 2至4个烯基碳原子的烯基，1至4个烷基碳原子的芳氧基 - 烷基或芳硫基 - 烷基，2至4个烷基碳原子的二苯甲基，苯基磺酰基 - 烷基，2至4个烯基碳原子的呋喃基或呋喃基 - 烯基 ，芳基任选被1至4个碳原子的烷基，1至4个碳原子的烷氧基，硝基，氰基或卤素原子取代，R2代表氢，1至4个碳原子的烷基，烯基或炔基 2至4个碳原子，卤素原子或苄基，R3代表氢，1至4个碳原子的烷基 R苯基，R4代表氢，1至4个碳原子的烷基，2至4个碳原子的链烯基，甲氧基 - 甲基，卤素或苄基，和/或其盐，可用作抗头皮屑剂。

    Pyridones as antidandruff agents
    7.
    发明授权
    Pyridones as antidandruff agents 失效
    吡啶酮作为去头皮屑剂

    公开(公告)号：US4185106A

    公开(公告)日：1980-01-22

    申请号：US605210

    申请日：1975-08-15

    申请人： Walter Dittmar ,  Eberhard Futterer ,  Gerhard Lohaus

    发明人： Walter Dittmar ,  Eberhard Futterer ,  Gerhard Lohaus

    IPC分类号： A61K8/49 ,  A61K31/44 ,  A61Q5/00

    CPC分类号： A61Q5/006 ,  A61K8/4926 ,  Y10S424/04

    摘要： A cosmetic composition comprising a content of an 1-hydroxy-2-pyridone of the general formula ##STR1## in which R.sub.1 stands for hydrogen, alkyl of 1 to 17 carbon atoms, alkenyl of 2 to 17 carbon atoms, cycloalkyl of 5 to 8 carbon atoms, bicycloalkyl of 7 to 9 carbon atoms, cycloalkyl-alkyl of 1 to 4 alkyl carbon atoms, the cycloalkyl groups being optionally substituted by alkyl groups of 1 to 4 carbon atoms, aryl, aralkyl of 1 to 4 alkyl carbon atoms, aryl-alkenyl of 2 to 4 alkenyl carbon atoms, aryloxy-alkyl or arylthio-alkyl of 1 to 4 alkyl carbon atoms, benzhydryl, phenylsulfonyl-alkyl of 1 to 4 alkyl carbon atoms, furyl or furyl-alkenyl of 2 to 4 alkenyl carbon atoms, the aryl groups being optionally substituted by alkyl of 1 to 4 carbon atoms, by alkoxy of 1 to 4 carbon atoms, by nitro, cyano or halogen atoms, R.sub.2 stands for hydrogen, alkyl of 1 to 4 carbon atoms, alkenyl or alkinyl of 2 to 4 carbon atoms, halogen atoms or benzyl, R.sub.3 stands for hydrogen, alkyl of 1 to 4 carbon atoms or phenyl, and R.sub.4 stands for hydrogen, alkyl of 1 to 4 carbon atoms, alkenyl of 2 to 4 carbon atoms, methoxy-methyl, halogen or benzyl, and/or salt thereof, which may be used as an anti-dandruff agent.

    摘要翻译： 一种化妆品组合物，其包含通式“IMAGE”的1-羟基-2-吡啶酮的含量，其中R1代表氢，1至17个碳原子的烷基，2至17个碳原子的链烯基，5至8个的环烷基 碳原子数为7〜9的双环烷基，1〜4个碳原子的环烷基 - 烷基，环烷基任选被1〜4个碳原子的烷基取代，芳基，1〜4个碳原子的芳烷基，芳基 2至4个烯基碳原子的烯基，1至4个烷基碳原子的芳氧基 - 烷基或芳硫基 - 烷基，2至4个烷基碳原子的二苯甲基，苯基磺酰基 - 烷基，2至4个烯基碳原子的呋喃基或呋喃基 - 烯基 ，芳基任选被1至4个碳原子的烷基，1至4个碳原子的烷氧基，硝基，氰基或卤素原子取代，R2代表氢，1至4个碳原子的烷基，烯基或炔基 2至4个碳原子，卤素原子或苄基，R3代表氢，1至4个碳原子的烷基 R苯基，R4代表氢，1至4个碳原子的烷基，2至4个碳原子的链烯基，甲氧基 - 甲基，卤素或苄基，和/或其盐，可用作抗头皮屑剂。

    Process for the preparation of 1-hydroxy-pyridones
    9.
    发明授权
    Process for the preparation of 1-hydroxy-pyridones 失效
    1-羟基 - 吡啶酮的制备方法

    公开(公告)号：US3972888A

    公开(公告)日：1976-08-03

    申请号：US499988

    申请日：1974-08-23

    申请人： Gerhard Lohaus ,  Walter Dittmar

    发明人： Gerhard Lohaus ,  Walter Dittmar

    IPC分类号： C07D213/50

    摘要： Method for making 6-substituted-1-hydroxy-2-pyridones, which may also be substituted in one or more of the 3-, 4-, and 5-positions, by reaction of the corresponding 2-pyrone with hydroxylamine or its salts in the presence of imidazole or a 2-aminopyridine which may be mono- or di-methyl substituted.

    摘要翻译： 通过相应的2-吡喃酮与羟胺或其盐的反应制备6-取代-1-羟基-2-吡啶酮的方法，其也可以在一个或多个3-，4-和5-位上被取代 在咪唑或2-氨基吡啶存在下，其可以是单或二甲基取代的。

    Novel isocyanates and processes for their preparation
    10.
    发明授权
    Novel isocyanates and processes for their preparation 失效
    新型异氰酸酯及其制备方法

    公开(公告)号：US3931277A

    公开(公告)日：1976-01-06

    申请号：US417639

    申请日：1973-11-20

    申请人： Gerhard Lohaus ,  Hilmar Mildenberger

    发明人： Gerhard Lohaus ,  Hilmar Mildenberger

    IPC分类号： C07C311/65 ,  C07C20060101 ,  C07C67/00 ,  C07C301/00 ,  C07C303/36 ,  C07C143/828

    CPC分类号： C07C317/46

    摘要： Sulfonylamino-sulfonyl-isocyanates of the formula ##EQU1## where R.sub.1 is alkyl having from 1 to 12 carbon atoms, or cycloalkyl having from 4 to 8 carbon atoms, and R.sub.2 is alkyl or halogeno-alkyl, each having from 1 to 20 carbon atoms, cycloalkyl having from 5 to 8 carbon atoms; phenyl, benzyl or naphthyl optionally substituted by halogen, alkyl or alkoxy each having from 1 to 4 carbon atoms, cyano and/or nitro.

    摘要翻译： 式R2-SO2-N-SO2-NCO（I）| R1的磺酰氨基磺酰基异氰酸酯，其中R1是具有1至12个碳原子的烷基或具有4至8个碳原子的环烷基，R2是烷基或卤代 - 烷基，每个具有1至20个碳原子，具有5至8个碳原子的环烷基; 苯基，任选被卤素取代的苄基或萘基，各自具有1至4个碳原子的烷基或烷氧基，氰基和/或硝基。