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| Number | Title | Issue Date |
| 7265170 | Polycarbonate or polyester carbonate containing optical brighteners A thermoplastic molding composition characterized by its optical brightness and good weathering resistance is disclosed. The composition contains a poly(ester) carbonate an optical brightener conforming to ... | 09/04/2007 |
| 7108913 | Light reflecting polymeric articles containing benzoxazolyl-napthalene optical brighteners The present invention provides a highly reflective fluorescent polymer composition comprising a benzoxzolyl naphthalene optical brightener and a polymeric substrate support material formed into three dimensional articles or fibers. The enhanced light reflectivity of... | 09/19/2006 |
| 7019020 | 2-benzoxazolyl benzene derivatives and their use as UV screening agents Novel benzoxazolyl benzene derivatives of formula (I): wherein R1 is hydrogen, C1-20-alkyl or C2-20-alkenyl; R2 and R3 are independently a group —C(R4,... | 03/28/2006 |
| 6849742 | Binaphthol derivative and process for producing the same The present invention provides a binaphthol compound represented by formula [1]: and a salt thereof. The binaphthol compound of the present invention is useful for manufacturing antiseptic compounds or chiral catalysts... | 02/01/2005 |
| 6451988 | Naphthol derivatives Novel naphthol derivatives, and various azo compounds and metal complexes prepared by using the derivatives are provided. The instant invention provides naphthol derivatives represented by general formula (1); ##STR1## wherein at least one of Y1 | 09/17/2002 |
| 6291496 | Treating cancers associated with overexpression of class I family of receptor tyrosine kinases Cancer associated with overexpression of class I family of receptor tyrosine kinases, e.g., with overexpresssion of HER-2/neu or overexpression of epidermal growth factor receptor, are treated with strongly binding PPARγ ligands.... | 09/18/2001 |
| 6080857 | Method of preparation of ଲ-amino acids A method for the preparation of ଲ-amino acid compounds is provided. The method includes contacting an amine nucleophile with an ,ଲ-unsaturated amide compound in the presence of a chiral Lewis acid complex. The chiral Lewis acid complex ... | 06/27/2000 |
| 5708853 | IC card having camera, microphone, and modem for use in information processors An IC Card includes an image input device and an acoustic input device. A transmission controller transmits electrical signals received from the image input device or the acoustic input device to a telephone or communication line, or transmits signals rec... | 01/13/1998 |
| 5594089 | Heterocycle or heterocycle sulfone oligomers with multiple chemically functional end caps Thermomechanical and thermo-oxidative stabilities in heterocycle or heterocycle sulfone resin composites are improved by forming four crosslinks at each addition polymerization site in the backbone of the resin using crosslinking functionalities.... | 01/14/1997 |
| 5552409 | Dihydropyridazinones, pyridazinones and related compounds as fungicides This invention relates to substituted dihydropyridazinones, pyridazinones and related compounds, of the formula ##STR1## wherein A, Q, D and R1 are as defined within, compositions containing these compounds and methods of controlling agric... | 09/03/1996 |
| 5512620 | Benzoxazolyl optical brightners in and for thermoplastic compositions Benzoxazolyl brightner compounds and thermoplastic combinations containing such are provided herein. The thermoplastic compositions comprise a thermoplastic resin, a phosphite heat stabilizer present in reduced levels, a brightner present in reduced level... | 04/30/1996 |
| 5294709 | Methine compounds and methine dyes Methine compounds represented by the following general formula (Ia) or (Ib); ##STR1## wherein CYA represents atoms having a cyanine chromogen structure, MER represents atoms having a merocyanine chromogen structure, L represents a divalent linka... | 03/15/1994 |
| 5221749 | Production of dibenzoxazolylthiophenes There is disclosed a method of producing a thiophene-2,5-dicarboxylic acid diester represented by the formula ##STR1## wherein R' represents an alkyl of 1-8 carbons, a phenyl, a substituted phenyl or benzyl, which comprises: halogenating a tetrahydro... | 06/22/1993 |
| 5198526 | Heterocycle oligomers with multidimensional morphology Linear or multidimensional, crosslinking, solvent resistant oxazole, thiazole, or imidazole (i.e., heterocycle) oligomers and blends of the crosslinking oligomers and noncrosslinking comparable polymers are described. The oligomers are prepared by reactin... | 03/30/1993 |
| 5106989 | Alkyl-substituted 2,2'-(1,4-naphthalenediyl)dibenzoxazole and photographic support comprising the same An alkyl-substituted 2,2'-(1,4-naphthalenediyl)dibenzoxazole represented by the structural formula [I]: ##STR1## wherein R1 and R2 are independently alkyl groups having 9-20 carbon atoms, m and n are independently 0 or positive ... | 04/21/1992 |
| 5082905 | Blended heterocycles Linear or multidimensional, crosslinking, solvent resistant oxazole, thiazole, or imidazole (i.e., heterocycle) oligomers and blends of the crosslinking oligomers and noncrosslinking comparable polymers are described. The oligomers are prepared by reactin... | 01/21/1992 |
| 5071993 | Bis(dibenzoxazoyl)thiophene fluorescent brighteners Compounds of the formula ##STR1## in which R1 and R3 independently of one another are C1 -C8 alkyl, cyclopentyl, cyclohexyl, C7 -C9 aralkyl, phenyl or a group of the formula --Cm | 12/10/1991 |
| 5055582 | Process for preparing thromboxane A2 antagonists This invention relates to a process for preparing useful thromboxane A2 inhibiting (&#b1;)7-[3-[1-[[(phenylamino)thioxomethyl]hydrazono]ethyl]-1 ,4-bicyclo[2.2.1]hept-2ଲ-yl]-heptenoic acids and useful derivatives ... | 10/08/1991 |
| 5041550 | Infra-red sensitizing dyes for silver halide Infra-red sensitizing dyes for silver halide having a nucleus of the general formula: ##STR1## in which Q represents Cl or Br, R3 represents an alkyl or substituted alkyl, n is 0, 1, 2 or 3, X is an anion of molecular weight up to 400 which may... | 08/20/1991 |
| 5032590 | Substituted hydroxylamines Substituted hydroxylamines of the formula ##STR1## in which R1 stands for an aromatic or heterocyclic radical, are especially useful in the treatment of hyperlipoproteinaemia, lipoproteinaemia and atherosclerosis.... | 07/16/1991 |
| 5011905 | Polyimide oligomers and blends Polyimide oligomers include (1) linear, monofunctional crosslinking oligomers prepared by condensing a monoanhydride end cap with a diamine that includes alternating ether and "sulfone" (--SO2 --, --S--, --CO--, --(CF3)2 C... | 04/30/1991 |
| 4965336 | High performance heterocycle oligomers and blends Linear or multidimensional, crosslinking, solvent resistant oxazole, thiazole, or imidazole (i.e., heterocycle) oligomers and blends of the crosslinking oligomers and noncrosslinking comparable polymers are described. The oligomers are prepared by reactin... | 10/23/1990 |
| 4937257 | Flavanone derivatives New flavanone derivatives of the formula I ##STR1## wherein Ar1 and Ar2 are each phenyl which is unsubstituted or monosubstituted to trisubstituted by OH, alkyl, alkoxy, acylamino, halogen, COOalkyl and/or NO2 and/or ... | 06/26/1990 |
| 4914206 | Lankacidin derivatives and production thereof The present invention provides lankacidin derivatives of the formula ##STR1## and procedures for the production thereof. The lankacidin derivatives [1] show excellent antimicrobial activities and thus can be used for prophylaxis and treatment of infe... | 04/03/1990 |
| 4868270 | Heterocycle sulfone oligomers and blends High thermal stabilities are achievable in linear or multidimensional sulfone, solvent resistant oligomers by incorporating oxazole, thiazole, or imidazole linkages into the oligomer backbone. Blended oligomers of crosslinking oligomers and noncrosslinkin... | 09/19/1989 |
| 4864010 | Monomers, oligomers, and polymers of biscyclobutarenes bridged by at least one benzoxazole linkage A biscyclobutarene monomer is prepared comprising two cyclobutarene moieties bridged by a divalent radical having at least one benzoxazole linkage. A reactive biscyclobutarene oligomer is also prepared by reacting a cyclobutarene-carboxylic acid, a diamin... | 09/05/1989 |
| 4847149 | Base for reflection-photographic elements A base for reflection-photographic elements is disclosed which has a biaxially stretched film support, said film comprising polyester resin and titanium dioxide, wherein said film contains at least one compound represented by the following general formula... | 07/11/1989 |
| 4831152 | 5-halo-6-nitro-2-substituted benzoxazole compounds Novel benzoxazole compound having, at the 2 position, a group bonding through a carbon atom having no or one hydrogen atom and introduced with a chlorine or bromine atom at the 5 position. The compounds are key intermediates useful for preparing 2-amino-5... | 05/16/1989 |
| 4812569 | Chromogenic phthalides Chromogenic phthalides of the general formula ##STR1## wherein R1 and R2 independently of one another denote hydrogen, alkyl, alkenyl, aralkyl, cycloalkyl or aryl or are linked to the ring A or B respectively in the o-position t... | 03/14/1989 |
| 4791205 | Bisbenzoxazolylnaphthalenes containing sulfonate or sulfonamide groups, a process for their preparation and their use Compounds of the general formula ##STR1## in which n denotes 1 or 2, X denotes an OMe group, Me denotes a proton, an alkali metal cation or an optionally substituted ammonium cation, R denotes hydrogen, a lower alkyl group or halogen, and, in the event th... | 12/13/1988 |
| 4689292 | Silver halide photographic radiography light-sensitive material A silver halide photographic light-sensitive material having high sensitivity and high covering power, particularly suitable for use in radiography comprising on a support, a silver halide emulsion layer having silver halide grains which have a grain-size... | 08/25/1987 |
| 4680375 | Polymeric cyanine dye Tricarbocyanine polymeric dyes have formulae I and II: ##STR1## where Y can be ##STR2## --S--, --Se-- or --O--, A can be ##STR3## in which R19 can be alkyl or --Cl, and p can be 0 or 1, R6 and R7 inde... | 07/14/1987 |
| 4539507 | Organic electroluminescent devices having improved power conversion efficiencies Electroluminescent devices are disclosed comprising a hole-injecting zone and an adjacent organic luminescent zone, the device having a power conversion efficiency of at least 9×10-5 w/w and said zones having a combined thickness no greater th... | 09/03/1985 |
| 4526976 | Thieno[3,2-b]benzofuran and benzothiophene derivatives useful as optical brightening agents Compounds of formula I ##STR1## in which X is O or S; Y is O, S or NR3 where R3 is hydrogen or C1-4 alkyl (preferably methyl or ethyl) and rings A and B may be further substituted by non-chromophoric substituents.... | 07/02/1985 |
| 4501679 | Bicyclic amide ketal derivatives Bicyclic amide ketals such as 1-aza-4,6-dioxabicyclo[3.3.0]octanes have utility as water or acid scavengers for addition to functional fluids.... | 02/26/1985 |
| 4413999 | Amidoxime derivatives, processes for the preparation The invention provides amidoxime derivatives of the general formula ##STR1## wherein R1 is an alkyl group of 1 to 8 carbon atoms, phenyl, a heterocyclic ring structure of 5 to 8 atoms containing one or more nitrogen or oxygen atoms or comb... | 11/08/1983 |
| 4386200 | 7-Styryl coumarin derivatives A non-chromophoric conjugated derivative of 7-styryl coumarin for use as an optical brightener in which the lactone ring of the coumarinyl group may have a benzene ring fused to it to form a 3,4-benzocoumarinyl-7 group, the phenyl group of the styryl is s... | 05/31/1983 |
| 4327209 | Process for the production of dibenzazolyl compounds Benzazolyl compounds of the formula ##STR1## wherein R1 and R2 are specific substituents, X is oxygen or R3 N--, Q is a radical of the formula ##STR2## wherein R4 denotes specific substituents, and A i... | 04/27/1982 |
| 4267343 | Process for the manufacture of 2,5-bis-(benzoxazolyl)-thiophene compounds A process for the manufacture of 2,5-bis-(benzoxazolyl)-thiophenes of the formula ##STR1## wherein R1, R2 and R3 represent hydrogen or certain non-chromophoric substituents and each of R4 and R5 ... | 05/12/1981 |
| 4263441 | Novel fluorine-containing benz-azole derivatives, process for their manufacture and their use as optical brighteners Compounds of the general formula ##STR1## in which X represents a trifluoromethyl group or a fluorine atom, n is 1 or 2, Z is an oxygen atom or a NR grouping, in which R is hydrogen or an optionally substituted alkyl group, the benzo rings optionally... | 04/21/1981 |
