139 results about "Amino amide" patented technology

Provided is a cellulosic composite comprised of cellulosic material and a binder. The binder comprises a reaction product of an amine and a reactant in the form of an amino-amide intermediate. To the amino-amide is added an aldehyde or ketone to form a curable binder composition. The composition when mixed with cellulosic material and cured forms a cellulosic composite.

A curable formaldehyde-free binding composition for use with fiberglass is provided. Such curable composition comprises an addition product of an amine and a reactant to form an amino-amide intermediate. To the amino-amide is added an aldehyde or ketone to form the curable binder composition. The composition when applied to fiberglass is cured to form a water-insoluble binder which exhibits good adhesion to glass. In a preferred embodiment the fiberglass is in the form of building insulation. In other embodiments the product is a microglass-based substrate for use in a printed circuit board, battery separator, filter stock, or reinforcement scrim.

The present invention relates to hexabasic amino amidate derivatives, their preparation process, medicines using them as active components and method for curing diseases of angiogenesis and high vascular osmolarity by using them, and also relates to the application of them as medicines.

The invention provides a novel epoxy coating and a preparation method thereof. The coating not only has excellent corrosion resistance, but also has excellent compatibility with a base material or a lower coating film, particularly an epoxy coating, a polyurethane coating, a fluorocarbon coating or an alkyd resin coating. The epoxy coating comprises a main paint and a curing agent, wherein the main paint contains bisphenol A epoxy resin and modifying resin for modifying the bisphenol A epoxy resin; and the curing agent contains polyamino amide and cardanol modified phenolic amine.

A curable formaldehyde-free binding composition for use with fiberglass is provided. Such curable composition comprises an addition product of an amine and a reactant to form an amino-amide intermediate. To the amino-amide is added an aldehyde or ketone to form the curable binder composition. The composition when applied to fiberglass is cured to form a water-insoluble binder which exhibits good adhesion to glass. In a preferred embodiment the composition when applied to fiberglass provides a sufficient blackness required in facer products.

The present invention includes a catheter locking solution having both antimicrobial and anticoagulant properties including a local anesthetic and a viscosifying agent. The local anesthetic of the present invention may be an amino amide; an amino ester; an aminoacylanilide; an aminoalkyl benzoate; an amino carbonate; an N-phenylamidine compound; an N-aminoalkyl amid; an aminoketone, or combinations and mixtures thereof. In a particular embodiment of the present invention, the local anesthetic is tetracaine or dibucaine.

The present invention relates to lipid compounds and uses thereof. In particular, the compounds include a class of cationic lipids having an amine moiety, such as an amino-amine or an amino-amide moiety. The lipid compounds are useful for in vivo or in vitro delivery of one or more agents (e.g., a polyanionic payload or an antisense payload, such as an RNAi agent).

Sodium channel blockers represented by the formula:are provided where the structural variables are defined herein. The invention also includes a variety of compositions, combinations and methods of treatment using these inventive sodium channel blockers.

The invention discloses a process method for producing L-2-aminobutanamide hydrochloride serving as an intermediate of levetiracetam, which solves the problem that the conventional produced product has excessively high impurity content or production cost is too high for an enterprise to bear and the like. The method is characterized by comprising the following steps of: reacting propionaldehyde with ammonia water, ammonium chloride and sodium cyanide to obtain 2-amino butyronitrile; hydrolyzing the 2-amino butyronitrile under an alkali condition to obtain 2-aminobutanamide; and splitting the 2-aminobutanamide with L-tartaric acid to obtain the L-2-aminobutanamide hydrochloride. An L-2-amino amides product of which the content is over 99.5 percent is obtained by removing a byproduct, namely, sodium chloride by recrystallization so as to meet the use requirement of foreign customers. The process has the advantages of high yield, high safety and low cost and can be widely suitable for industrialized production of medium-sized and small enterprises.

A light emitting polymer composition comprising a light emitting polymer and a compound selected from the following formulae (1a) to (1d):(wherein, X represents an atom or atomic group forming a 5-membered or 6-membered ring together with four carbon atoms on two benzene rings in the formula, Q and T represent each independently a hydrogen atom, halogen atom, alkyl group, alkyloxy group, alkylthio group, aryl group, aryloxy group, arylthio group, arylalkyl group, arylalkyloxy group, arylalkylthio group, alkenyl group, alkynyl group, arylalkenyl group, arylalkynyl group, substituted silyloxy group, substituted silylthio group, substituted silylamino group, substituted amino group, amide group, acid imide group, acyloxy group, mono-valent heterocyclic group, heteroaryloxy group, heteroarylthio group, cyano group or nitro group).

Composite materials that have at least one substrate layer, and at least one fibrous mat are described. The fibrous mat may include fibers in a cured binder made from a binder composition that includes a carbohydrate and an amino-amide. The amino-amide may be formed from a reaction of an amine and an acid anhydride. In addition, methods of making a composite material are described. The methods may include the steps of providing a first substrate layer and contacting the first substrate layer with a fibrous mat comprising fibers in a partially cured, “B”-stage binder made from a binder composition that includes a carbohydrate and an amino-amide. The amino-amide may be formed from a reaction of an amine and an acid anhydride. The fibrous mat in contact with the first substrate layer may be cured to make a fully-cured binder composite.

A curable formaldehyde-free binding composition for use with fiberglass is provided. Such curable composition comprises a conjugate addition product of an amine and an unsaturated reactant in the form of a β-amino-ester or β-amino-amide intermediate. The composition when coated on fiberglass is cured to form a water-insoluble polyamide or polyimide binder which exhibits good adhesion to glass. In a preferred embodiment the fiberglass is in the form of building insulation. In other embodiments the product is a microglass-based substrate for use in a printed circuit board, battery separator, filter stock, or reinforcement scrim.

The invention is directed to compounds and methods of synthesizing hydroxyethlamino amides and their use in treatment of aspartyl protease mediated diseases and conditions.

Provided are nonwoven polymeric fiber webs using an improved curable composition. Such curable composition comprises a reaction product of an amine and a reactant in the form of an amino-amide intermediate. To the amino-amide is added an aldehyde or ketone to form the curable binder composition. The composition when applied to the polymeric fibers is cured to form a water-insoluble polymer binder which exhibits good adhesion and thermo-dimensional stability.

The invention relates to a drug delivery device for providing local analgesia, local anesthesia or nerve blockade at a site in a human or animal in need thereof, the device comprising a fibrillar collagen matrix; and at least one drug substance selected from the group consisting of amino amide anesthetics, amino ester anesthetics and mixtures thereof, the at least one drug substance being substantially homogeneously dispersed in the collagen matrix, and the at least one drug substance being present in an amount sufficient to provide a duration of local analgesia, local anesthesia or nerve blockade which lasts for at least about one day after administration.

There is disclosed a microarray having base cleavable succinate linkers. The microarray has a solid surface with known locations, each having reactive hydroxyl groups. The density of the known locations is greater than approximately 100 locations per square centimeter. Amino moieties are attached to the reactive hydroxyl groups. Preferably the attachment is through a phosphorous-oxygen bond between the phosphorous of amino amidite moieties and the oxygen of the hydroxyl groups. Succinate moieties are attached to the amino moieties through amide bonds to form cleavable linkers attached to the microarray. Oligomers may be synthesis in situ onto the cleavable linkers and subsequently cleaved using a cleaving base.

The invention pertains to the technical field of medicaments for preventing platelet aggregation and provides an oxime derivative which contains thienopyridine and has a structure as shown in the general formula (I), and pharmaceutically acceptable salt thereof, wherein, m equals to 1 and 2 and n equals to 0 and 1; R <1 >, R <2> and R <3> collectively or individually refer to hydrogen, C1-C6 straight-chain or branched-chain alkyl, C3-C6 naphthenic base, halogen, hydroxyl, carboxyl, amino, amido, cyano, nitryl, C1-C4 alkoxy, substituted phenyl and substituted heterocyclic radical; and R<4> refers to hydrogen, C1-C4 straight-chain or branched-chain alkyl as defined in the Instruction in details. In addition, the invention also relates to a preparation method of the compounds and discloses medicament combinations of which the compound or the pharmaceutically acceptable salt of the compound is taken as active ingredient and the application of such medicament combinations as drugs for preventing platelet aggregation.

The invention relates to a polarity binding agent applied to a lithium-sulfur battery and a preparation method of the polarity binding agent, and belongs to the technical field of a battery binding agent. The binding agent is a polymer obtained by performing reaction of polyethylenimine and polyethylene glycol diglycidyl ether for 3-6 hours under a temperature of 100-150 DEG C according to a moleratio being 1:(0.5-4), wherein the polyethylenimine and a polysulfide are polarly absorbed to form a bond by amino group or amide group of the polyethylenimine so as to achieve the purpose of preventing the polysulfide from being dissolved, and the polyethylene glycol diglycidyl ether is used for hinging the polyethylenimine to form a three-dimensional structure. A strong polar functional group (such as amino group, amide group and hydroxyl) is contained in the binding agent, a large amount of chemical bonds can be formed with the polysulfide under the condition that certain mechanical strength is maintained, the polysulfide is effectively prevented from being dissolved, and the cycle property of the lithium-sulfur battery is improved.

The invention relates to a preparation method of oil soluble hydrogenation corrosion inhibitor for a hydrogenation and reforming device; the oil soluble hydrogenation corrosion inhibitor is prepared by the following ingredients by weight percentage: 5-20 percent of organic amine, 0-20 percent of imidazoline derivative, 10-60 percent of fatty acid amino amide and 30-60 percent of heavy aromatics; the organic amine is gamma-methoxypropylamine, dodecyl primary amine, dodecyldimethyltertiaryamine or diethylenetriamine, preference for gamma-methoxypropylamine or dodecyldimethyltertiaryamine; the oil soluble hydrogenation corrosion inhibitor is formed by mixing all ingredients, the preparation is simple, the performance of a product is stable, and has high efficiency and no toxicity, little corrosion inhibitor is only filled to effectively inhibit corrosion and salt crust generation, the filling process is simple without changing the equipment pipelines; the filling of the corrosion inhibitor has no adverse effect on performance of oil products and the follow-up processing, and the corrosion inhibitor has no interference to the activity of catalyzers and has strong application to the environment.

The invention discloses a preparation method of an amino-terminated hyper-branched polymer grafted chitosan microsphere adsorbent (the simple formula is represented by figure I), and belongs to the field of preparation processes of adsorbing materials. According to the present invention, a hyper-branched polymer is cross-linked in a chitosan structure through succinic anhydride by using the rich nitrogen-containing groups (primary amino group, amide group and secondary amino group) in the hyper-branched polymer based on the highly-reactive amino group in the molecular structure of chitosan toprepare the amino-terminated hyper-branched polymer grafted chitosan solid-phase adsorbing material having a specific structure, wherein the adsorbing material is used for formaldehyde adsorption; a large amount of the nitrogen-containing groups are introduced on the chitosan so as to increase the content of the active groups, such that the formaldehyde adsorption capacity can be significantly improved; and by using the ionic liquid as the reaction medium for cross-linking the hyper-branched polymer and the chitosan, the reaction rate can be significantly increased, the cross-linking proportion can be increased, and the ionic liquid can be recycled so as to achieve the environmental protection.

The invention discloses a vehicle phosphatising liquid preparation method and phosphatising disposal technology in the cold rolled sheet, galvanized board, zinc-nickel alloy coating board phosphatising disposal of vehicle coating technology, which comprises the following parts: 14-18 percent phosphoric acid, 22-26 percent nitrate, 10-14 percent zinc oxide, 2-12 percent sodium carbonate, 0.2-0.4 percent organic accelerant, 0.03-0.07 percent amino amide. The preparing method comprises the following steps: weighing two thirds deionized water; adding phosphoric acid, nitrate, zinc oxide, sodium carbonate, amino amide and organic accelerant in sequence; stirring completely; filtering; depositing; supplementing; stewing; for 24 h; ripening.

Coatings, comprising a resin and a hardener, wherein the resin is obtained by reacting nano-particle sol(s) of organofunctional silanol(s) exhibiting reactivity towards amino, amide, nitrile or / and isocyanate groups, with alkyl siloxane(s) and optionally organic binding agents, both exhibiting reactivity towards amino, amide, nitrile or / and isocyanate groups; and wherein the hardener comprises a component A comprising siloxane(s) having amino, amido, isocyanate and / or nitrilo groups; and / or comprising polyisocyanate; as well as a component B comprising one or more of an α,ω-amino functional, α,ω-amido-functional, α,ω-isocyanate-functional and αω,co-nitrilo-functional polysiloxane, is provided. The coatings may either be obtained as a one component or as a two component coating which are useful as permanent anti-graffiti coatings.

The invention belongs to the technical field of adsorbing agents for heavy metal pollutants in water, and provides a Rhodanile functionalized MOFs (metal-organic frameworks) adsorbing agent, a preparation method thereof and an application of the adsorbing agent. The adsorbing agent comprises Ui-O-66 MOFs substrates and modified Rhodanile groups. The Ui-O-66 MOFs substrates have the advantages thatthe substrates are large specific surface area, high in porosity and stable in structure, surfaces of the substrates are easily modified and the like. The Rhodanile groups and the Ui-O-66 MOFs substrates can be combined through a compound containing the Rhodanile groups and Zr-O clusters of the Ui-O-66 MOFs substrates in a matched manner or a compound containing the Rhodanile groups and amidationof the Ui-O-66 MOFs substrates, the Rhodanile groups are modified on the surface of Zr-MOFs, and high-selectivity adsorption of metal silver in water is achieved.

Olefins are polymerized by novel transition metal complexes of selected iminocarboxylate and iminoamido ligands, sometimes in the presence of cocatalysts such as alkylaluminum compounds or neutral Lewis acids. Olefins which may be (co)polymerized include ethylene, alpha-olefins, and olefins containing polar groups such as olefinic esters for example acrylate esters. Also described are certain "Zwitterionic" transition metal complexes as polymerization catalysts for making polar copolymers. The resulting polymers are useful as thermoplastics and elastomers.