Abstract: Various substantially styrene-, methylstyrene- and ethylbenzene-free C6-C9 aromatic hydrocarbon blends are produced from a hydrocarbon feed stream containing C5-C9 aromatic hydrocarbons including styrene, methylstyrene and sulphur compounds by first separating the stream into a distillate containing C5-C7 hydrocarbons, and a bottoms fraction containing C8 and C9 hydrocarbons; and converting the styrene and methylstyrene to their corresponding ethers by reacting with a C1-C3 lower alcohol in the presence of a selective acidic etherification catalyst. The effluent may be sent to a gasoline pool for blending or the effluent is separated by distillation into an ether stream and either a C8 or a C8-C9 aromatic hydrocarbon rich stream. The C5-C7 distillate is hydrogenated.

Abstract: A compound having formula (Ph3C)mAr(GR)n, wherein Ph represents a phenyl group, Ar is an aromatic ring system having from six to twenty carbon atoms; G is O, S, SO or SO2; R is: (a) C1-C18 alkyl substituted by at least one of OH, SH, C1-C18 alkoxy and cyano; or (b) C4-C18 heteroalkyl; m is one or two; and n is an integer from one to four.

Abstract: The present invention relates to novel compounds of polyfunctionalized polyethylene and polypropylene glycols, their synthesis and their use, in particular as tracers in applications related to oil and gas production, and especially as specific markers of various target fluids.

Abstract: Described is a reagent that enhances acid generation of a photoacid generator and a composition containing such a reagent.

Abstract: An emulsifier for emulsion polymerization contains a compound represented by the following general formula (I).

Abstract: An emulsifier for emulsion polymerization contains a compound represented by the following general formula (I).

Abstract: Compounds having a structure of Formula I: wherein G, a, Q, L2, R1, R2, R3, R4, R5 and R6 are as defined herein are provided. Uses of such compounds for treatment of various indications, including prostate cancer as well as methods of treatment involving such compounds are also provided.

Abstract: Novel derivatives of tris(2-hydroxyphenyl)methanes which have, as functional groups, polyalkoxy groups unmodified or modified with terminal hydrophilic groups, preparation of such compounds and use thereof, especially for mineral oil production.

Abstract: A branched hetero polyfunctional polyoxyalkylene compound represented by the following formula (1): wherein Z represents a hydroxyl group-removed residue of pentaerythritol or dipentaerythritol, OA1 and OA2 represent an oxyalkylene group having 2 to 4 carbon atoms, L1, L2 and L3 represent an alkylene group or an alkylene group that contains an ester bond, a urethane bond, an amide bond, an ether bond, a carbonate bond, a secondary amino group or a urea bond, X and Y are different from each other and represent a functional group capable of a chemical reaction; m and n are an average number of moles of the oxyalkylene group added, m represents 5 to 1,000, n represents 0 to 1,000, and p, q and r represent 0 or 1; and s1 is an integer of 2 or more and s1+s2=4 or 6.

Abstract: The present invention relates to a water-soluble fluorescent fullerene derivative and a preparation method thereof, and more particularly to a method of preparing a fullerene derivative having excellent fluorescence in a simple manner by mixing fullerene and a ligand containing a terminal hydroxyl group in a first solvent and reacting the mixture in the presence of a catalyst, and to a water-soluble fluorescent fullerene derivative prepared by the method. According to the method of preparing a water-soluble fluorescent fullerene derivative the present invention, a fullerene derivative having strong fluorescence and hydrophilicity is prepared in a simple and easy manner. In addition, the preparation method enables the intensity and wavelength of fluorescence to be easily controlled depending on the amount of fullerene and the kind of catalyst. The prepared fluorescent fullerene derivative contains a biocompatible ligand, and thus is useful as a biological fluorescent dye.

Abstract: Cyclic alkynes (e.g., cyclooctynes such as dibenzocyclooctynes) can be photochemically generated from cyclopropenones as disclosed herein. The cyclic alkynes can be reacted (e.g., in situ) with materials having alkyne-reactive groups (e.g., azide groups in a “click” reaction). In preferred embodiments, the generation and reaction of the cyclic alkyne can proceed in the absence of a catalyst (e.g., Cu(I)). These reactions can be useful, for example, for the selective labeling of living cells that are metabolically modified with azido-containing surface monosaccharides, or for light-directed surface patterning.

Abstract: The present invention concerns a method for the preparation of therapeutically valuable triphenylbutene derivatives, especially ospemifene or fispemifene.

Abstract: Cyclic alkynes (e.g., cyclooctynes such as dibenzocyclooctynes) can be photochemically generated from cyclopropenones as disclosed herein. The cyclic alkynes can be reacted (e.g., in situ) with materials having alkyne-reactive groups (e.g., azide groups in a “click” reaction). In preferred embodiments, the generation and reaction of the cyclic alkyne can proceed in the absence of a catalyst (e.g., Cu(I)). These reactions can be useful, for example, for the selective labeling of living cells that are metabolically modified with azido-containing surface monosaccharides, or for light-directed surface patterning.

Abstract: To provide an ether compound which is capable of maintaining high adhesion to a base material even in the presence of moisture, and a lubricant and a composition for a lubricant, containing the ether compound. An ether compound represented by (X—)s(W—)t(Z—)uY is used. X=a group having the following formula (X0) at the terminal thereof, W=a group having HO—CH2CF2O— at the terminal thereof, Z=a group having CF3(CF2)a3O— at the terminal thereof, Y=a (s+t+u) valent perfluorinated hydrocarbon group or the like, s=1 to 7, t=0 to 4, u=0 to 2, (s+t+u)=2 to 7, a3=0 to 19, and R1 to R5=a hydrogen atom, a fluorine atom, etc.

Abstract: The present invention relates to the use of Styrenated Phenol Ethoxylates as surfactants in emulsion polymerization. The present invention further relates to the use of both anionic and nonionic Styrenated Phenol Ethoxylates in emulsion polymerization. Latexes with small average particle and narrow particle size distributions are obtained. Prepared latexes also have low coagulum levels and exhibit excellent mechanical and chemical stability.

Abstract: The present invention provides methods of protecting irradiated eukaryotic cells such as irradiated mammalian epithelial cells, from the deleterious effect of microbial pathogens such as Pseudomonas aeruginosa. The invention also provides methods of protecting irradiated organisms from such deleterious effects, resulting in reduced mortality and morbidity. Further provided are kits containing relatively high molecular weight biocompatible polymers such as polyethylene glycol, optionally supplemented with a protective polymer such as dextran and/or essential pathogen nutrients such as L-glutamine, along with instructions for administration to organisms to be exposed to radiation.

Abstract: The present invention is generally directed toward a method to create an enhanced carbon nanotube spaceframe network. The spaceframe network contains an assembly of regiofunctional carbon nanotube beams by crown-to-crown connection into nodes to form a networked lattice configuration. The inventive method includes selecting crown materials and applying appropriate processing conditions which result in the production of secondary forms. The crown materials include polymers with unsaturated sites, polymeric crowns, silicon boron, poly(hydridocarbyne). The processing conditions include radical initiation, vulcanization, pyrolysis, hydroboration at unsaturation sites, using silicon bearing polymers in the Rf-CNB crowns, dissolution of silicon containing organics into the nodes and poly(hydridocarbyne). The secondary forms include cross-linked polymers, carbonized, graphitized, ceramic, diamond-like along with tailored functionalization.

Abstract: This invention provides one-pot reaction for digesting polycarbonate waste with alkylene glycol in the presence of a basic catalyst at 180° C. under normal atmospheric pressure. The digested product mixture was found to consist of bisphenol A (BPA) and monoalkoxylated and bisalkoxylated diols of BPA. Alkoxylation of BPA and monoalkoxylated diols of BPA is performed by adding urea or urea derivative (or carbonic acid ester or amine ester) to the digested product mixture at a high temperature under normal atmospheric pressure to obtain the final product, i.e., bisalkoxylated diols of BPA in high yield. The bisalkoxylated diols of BPA may be used as raw materials to synthesize polymer such as polyurethane (PU) or polyester.

Abstract: [Problem] Provided is a novel lubricant composition that is useful as a material of a lubricating layer of a magnetic recording medium. [Means for Resolution] The lubricant composition contains at least one kind of compound represented by the following Formula (1). In the formula, X represents a cyclic group that may be substituted, and Y represents a single bond or a linking group having a valency of 2 or more. Here, at least one of X and Y includes 1 or more polar groups such as a hydroxyl group; Z represents a linking group having a valency of 2 or more and constituted with a carbon atom (C), a fluorine atom (F), and 1 or 2 kinds of arbitrary atoms (here, a hydrogen atom is excluded); n represents a real number of 1 to 10; m represents a real number of 0 to 1; and s and t independently represent a real number of 1 or greater.

Abstract: Described is a process for the alkoxylation of alcohols with I, Cl, or CH3CO2 endgroups, using alkylene epoxides in the presence of boron based catalysts.

Abstract: Processes for the alkoxylation of alcohols using alkylene epoxides in the presence of boron based catalysts are provided.

Abstract: This invention provides compound having a structure of Formula I or Formula II. Uses of such compounds for treatment of various indications, including prostate cancer as well as methods of treatment involving such compounds are also provided.

Abstract: A method of making phenol and alkylphenol ethoxylates non-estrogenic by inserting 1 mole of propylene oxide onto the phenolic group before proceeding with the addition of ethylene oxide or mixtures of ethylene and propylene oxide. The final phenolic products can be further reacted to form sulfates, sulfonates, phosphate esters, condensed alkylphenol alkoxylates and other derivatives of alkylphenol or phenol. Non-estrogenic phenol and alkylphenol alkoxylates and their derivatives have been found to be excellent salt tolerant, high temperature stable surfactants for oil recovery from subterranean reservoirs. These products are also useful in forming emulsions of heavy crude for transportation through pipelines.

Abstract: A chemically amplified positive resist composition comprising (A) a resin which comprises (i) a polymerization unit represented by the formula (I): wherein R7 represents a hydrogen atom etc., R8 represents a C1-C4 alkyl group, p represents an integer of 1 to 3, and q represents an integer of 0 to 2, (ii) at least one polymerization unit selected from a group consisting of a polymerization unit represented by the formula (II): wherein R1 represents a hydrogen atom etc., R2 represents a C1-C8 alkyl group and ring X represents an alicyclic hydrocarbon group, and a polymerization unit represented by the formula (IV): wherein R3 represents a hydrogen atom etc., R4 and R5 independently represents a hydrogen atom etc., R10 represents a C1-C6 alkyl group etc., and (iii) a polymerization unit represented by the formula (III): wherein R3, R4 and R5 are the same as defined above, E represents a divalent hydrocarbon group, G represents a single bond etc., Z represents a carbonyl group etc.

Abstract: A process for preparing a bioabsorbable sheet preparation holding thrombin is provided. A process for preparing a bioabsorbable sheet preparation holding thrombin which comprises immersing a bioabsorbable sheet consisting of polyglycolic acid in a thrombin solution containing thrombin as an active ingredient, glycerol as a softening agent, Tween 80 as a permeating agent, and optionally histidine and trehalose as a stabilizing agent followed by drying to hold thrombin on said bioabsorbable sheet, and a bioabsorbable sheet preparation holding thrombin prepared by said process.

Abstract: A method of making phenol and alkylphenol ethoxylates non-estrogenic by inserting 1 mole of propylene oxide onto the phenolic group before proceeding with the addition of ethylene oxide or mixtures of ethylene and propylene oxide. The final phenolic products can be further reacted to form sulfates, sulfonates, phosphate esters, condensed alkylphenol alkoxylates and other derivatives of alkylphenol or phenol. Non-estrogenic phenol and alkylphenol alkoxylates and their derivatives have been found to be excellent salt tolerant, high temperature stable surfactants for oil recovery from subterranean reservoirs. These products are also useful in forming emulsions of heavy crude for transportation through pipelines.

Abstract: Cyclic alkynes (e.g., cyclooctynes such as dibenzocyclooctynes) can be photochemically generated from cyclopropenones as disclosed herein. The cyclic alkynes can be reacted (e.g., in situ) with materials having alkyne-reactive groups (e.g., azide groups in a “click” reaction). In preferred embodiments, the generation and reaction of the cyclic alkyne can proceed in the absence of a catalyst (e.g., Cu(I)). These reactions can be useful, for example, for the selective labeling of living cells that are metabolically modified with azido-containing surface monosaccharides, or for light-directed surface patterning.

Abstract: An optically-compensatory sheet comprises an optically anisotropic layer that comprises a liquid crystal compound, wherein the liquid crystal compound in the optically anisotropic layer has Smax of 0.4 or more, in which Smax is a maximum value among S1, S2 and S3, S1 is an alignment order parameter in a vicinity of an interface between the optically anisotropic layer and air; S2 is an alignment order parameter in a vicinity of an interface on a side opposite to the interface between the optically anisotropic layer and air; and S3 is an alignment order parameter in an interior of the optically anisotropic layer.

Abstract: Amphiphilic oligo(p-phenylene vinylene) compounds and methods of use en route to self-assembled composites and device fabrication.

Abstract: Embodiments of the present invention are directed toward a photoluminescent article comprising at least one host material and at least one color tunable photoluminescent dye. In certain embodiments, the emission spectrum of the at least one tunable photoluminescent dye may be dependent on the supramolecular architecture of the material. The photoluminescent emission spectrum of the dye is capable of being shifted by subjecting the article to an external stimuli such as, but not limited to, a mechanical deformation, a temperature change, aging of the article, a pressure change, exposure to a chemical compound. In specific embodiments, the color tunable photoluminescent dye is an oligo(phenylene vinylene) compound, such as, but not limited to, 1,4-Bis-(?-cyano-4-methoxystyryl)-benzene, 1,4-bis-(?-cyano-4-methoxystyryl)-2,5-dimethoxybenzene, and 1,4-bis-(?-cyano-4-(2-ethylhexyloxystyryl)-2,5-dimethoxybenzene and 2,5-bis-(?-cyano-4-methoxystyryl)-thiophene.

Abstract: The invention relates to high-functionality polyether polyols of the general formula where each R?1 is an unsubstituted or substituted aliphatic or aromatic radical and each R?2 is an unsubstituted or substituted aliphatic or aromatic radical, H, OH, polyalkyl ether chain or halogen, each X is a polyalkyl ether chain or H, where at least one X is a polyalkyl ether chain, and m is an integer from 0 to 20, where Xm is H when m is 0, and n is an integer from 4 to 12, to processes for preparing such high-functionality polyether polyols and also to the use thereof for preparing polyurethanes and nonionic surfactants.

Abstract: A new method for the preparation of a selective estrogen receptor modulator and its isomers. Also disclosed is the preparation of new intermediates and their use in the preparation of the selective estrogen receptor modulator.

Abstract: The invention relates to the process for the preparation of liquid reaction products of cycloaliphatic epoxides with mono- or multifunctional hydroxy compounds. The process comprises reacting a polyfunctional cycloaliphatic epoxy resin with a mono- or multifunctional hydroxy compound in the presence of a heterogeneous surface-active catalyst. The invention also relates to curable compositions containing the product obtained by the process.

Abstract: A process for preparing bisphenol alkoxylates comprises reacting at least one bisphenol with alkylene oxide in the presence of a phosphine catalyst which is essentially free of alkali metal hydroxide.

Abstract: A process for preparing an ether-capped poly(oxyalkylated) alcohol surfactant which results in the absence of metallic catalyst component residues from the ether-capped poly(oxyalkylated) alcohol surfactant.

Abstract: The present invention relates to resins obtained by reacting a compound of formula 1 with an aldehyde and alkoxylating, in any order: wherein X is —OH, Y is ortho-, meta- or para- to X and is a radical of formula 4, wherein R5 is a C1-C30-alkyl, C2-C30-alkenyl, C6-C18-aryl, or C7-C30-alkylaryl. The resin has a molecular mass from 250 to 100,000 and is useful in methods of breaking oil-water emulsions.

Abstract: The present invention provides a method for alkoxylating organic compounds comprising contacting an organic compound adapted to be alkoxylated with an alkylene oxide in a reaction vessel under conditions effective to alkoxylate the organic compound. The alkylene oxide is maintained in vapor form during transport to said reaction vessel, during discharge into said reaction vessel, and during contacting of the organic compound with the alkylene oxide. The result is an alkoxylated product containing less flocculant.

Abstract: The present invention is a novel class of compounds useful in useful in thermally-responsive record material of the type comprising a substrate having provided thereon in substantially contiguous relationship an electron donating dye precursor, and an acidic developer material. The novel compound of the invention is a compound of the formula wherein P is selected from wherein R1, is selected from hydrogen, alkoxy, and aralkoxy; wherein R2 is aralkoxyalkoxy when P is phenyl, and R2 is selected from aralkoxyalkoxy or alkoxyalkoxy when P is naphthyl. Said alkyl moieties are each independently from one to eight carbons, said aryl moieties each independently being unsubstituted or substituted by alkyl (C1-C8), alkoxy (C1-C8) or halogen. The compounds of the invention enable manufacture of thermally responsive record material of the invention having the unexpected and remarkable properties of enhanced image intensity or density, and/or improved thermal response.

Abstract: The invention provides a compound, useful as an optical probe or sensor of the activity of at least one cytochrome P450 enzyme, and methods of using the compound to screen candidate drugs, and candidate drugs identified by these methods.

Abstract: Purified bisphenol A ethoxylates are provided which are produced through the base-catalyzed addition of ethylene oxide to a bisphenol A. The purification step involves the neutralization with a mineral acid (namely phosphoric acid) and subsequent treatment with a colloidal metal silicate. The neutralization step removes substantially all of the excess cation (or salt) of the base catalyst to produce a uniformly low salt content bisphenol A ethoxylate. Such a low-salt product is thus easy to produce in continuously high yields. The process itself is also encompassed within this invention.

Abstract: The present invention is a novel class of compounds useful in useful in thermally-responsive record material of the type comprising a substrate having provided thereon in substantially contiguous relationship an electron donating dye precursor, and an acidic developer material.

Abstract: Compounds of formula III, 1

Abstract: Latexes are thickened by compounds of the formula ##STR1## wherein R.sup.1 is an aliphatic, substituted aliphatic, aromatic, or substituted aromatic radical having a valence of from 2 to 8; each of B.sub.1 -B.sub.8 is independently an ester, amide, amine, ether, sulfide, disulfide, thiocarbamate, urea, thiourea, urethane, sulfate, phosphate, carbonyl, methylene, thioamide, carbonate, or imide linkage; each of X.sup.1 -X.sup.8 is independently --A.sub.1 --R.sup.2 --A.sub.2 -- or --A.sub.1 -- wherein each of A.sub.1 and A.sub.2 is independently an ester, amide, amine, ether, sulfide, disulfide, urethane, thiocarbamate, urea, thiourea, sulfate, phosphate, carbonyl, methylene, thioamide, carbonate, or imide linkage and R.sup.2 is a divalent aliphatic, substituted aliphatic, aromatic, or substituted aromatic radical with the proviso that only one of B.sub.1 -B.sub.8 is urethane and that when one of B.sub.1 -B.sub.8 is urethane, one of A.sub.1 and A.sub.

Abstract: The rheological properties of latexes and latex paint formulations thickened with non-urethane thickeners according to the invention are modified by adding to the latex or latex paint formulation an amount of a nonionic surfactant having an HLB value of from 4 to about 20 sufficient to decrease the low shear viscosity of the thickened latex without a corresponding reduction in the high shear viscosity.

Abstract: The present invention is directed to the certain polyaryl-poly(ethylene glycol) compounds ("polyaryl-PEG" compounds) which are useful as soluble polyvalent supports in the preparation of combinatorial libraries of compounds. The resultant combinatorial libraries are useful in screening for biologically active moieties in the drug discovery process or in developing compounds with desired physical and chemical properties.

Abstract: Substituted biphenyl poly(oxyalkylene) ethers having the formula: ##STR1## wherein R.sub.1 is hydrogen or hydroxyl; R.sub.2 is hydroxyl, cyano, nitro, amino, aminomethyl, N-alkylamino or N-alkylaminomethyl wherein the alkyl group contains 1 to about 6 carbon atoms, N,N-dialkylamino or N,N-dialkylaminomethyl wherein each alkyl group independently contains 1 to about 6 carbon atoms, with the proviso that R.sub.1 and R.sub.2 are ortho relative to each other and meta or para relative to the adjoining phenyl substitutent; R.sub.3 and R.sub.4 are independently hydrogen or lower alkyl having 1 to about 6 carbon atoms and each R.sub.3 and R.sub.4 is independently selected in each --OCHR.sub.3 --CHR.sub.4 -- unit; R.sub.5 is hydrogen, alkyl having 1 to about 100 carbon atoms, phenyl, aralkyl having about 7 to about 100 carbon atoms, alkaryl having about 7 to about 100 carbon atoms; or an acyl group having the formula: ##STR2## wherein R.sub.

Abstract: A novel class of nonionic gemini surfactants and methods for their preparation consist of compounds with three hydrophilic heads and two lipophilic tails of the general formula: ##STR1## wherein R.sub.1 and R.sub.3 independently represents a C.sub.1 to C.sub.22 straight or branched chain alkyl, alkylene, aryl or alkylaryl, or hydrogen, with the proviso that both cannot be hydrogen; R.sub.2 represents a C.sub.1 to C.sub.5 straight or branched chain alkyl, alkylene or hydrogen, (Y) represents ##STR2## wherein R.sub.4 represents C.sub.1 to C.sub.3 alkyl or hydrogen and may be the same or different; X represents --(CH.sub.2).sub.a -- wherein a is a whole number of from 1 to 5; --S--, --S--S--, --SO.sub.2, --(CH.sub.2).sub.a SO.sub.2 (CH.sub.2).sub.a --,--O--, --C.dbd.O, or --CH.sub.2 --NR--CH.sub.2 -- wherein R is a C.sub.1 to C.sub.3 straight or branched chain alkyl, alkylene or hydrogen and x, y, and z are whole numbers of from about 6 to about 300.

Abstract: A compound comprised of a moiety derived from an organic nitrogen-containing base and a calixarene moiety in which the hydroxyl substituent (or substituents) is (are) substituted by oligoether chains. Typically, the compounds are complexes of the formula (I): ##STR1## wherein Y is a divalent bridging group; R.sup.3 is hydrogen, hydrocarbyl or a hetero-substituted hydrocarbyl group;either (1) R.sup.1 is OR.sup.5 and R.sup.2 and R.sup.4 are independently either hydrogen, hydrocarbyl or hetero-substituted hydrocarbyl, or (2) R.sup.1 is either hydrogen, hydrocarbyl or hetero-substituted hydrocarbyl, and either both R.sup.2 and R.sup.4 are OR.sup.5 or one of R.sup.2 and R.sup.4 is OR.sup.5 and the other is --OH, R.sup.5 being --(Z).sub.n R.sup.6 in which Z is at least one alkylene oxide group, R.sup.6 is hydrocarbyl or hetero-substituted hydrocarbyl and n is an integer in the range from 1 to 10; x is an integer in the range from 3 to 12; and X is a moiety derived from an organic nitrogen-containing base.

Abstract: Oligomeric polyoxyalkylene polyethers are prepared by oxyalkylating a low molecular weight hydroxyl-functional starter molecule with one or more alkylene oxides in the presence of a solid, heterogeneous magnesium oxide catalyst. The catalyst is readily and rapidly removed by simple filtration to yield a polyether with minimal metal ion content suitable for use directly or as a starter molecule for further double metal cyanide complex catalyzed oxyalkylation.

Abstract: Terpene-quinone with antitumor activity defined from a cyclocondensation reaction of Diels-Alder, used to obtain families or series of said compounds having a new structure and presenting a cytotoxic activity to cellular cultures P-388, A-549, HT-29 and MEL-28, with levels of IC.sub.50 lower than 1 microgram per unit of milliliter.