1163 results about "Carboxymethylcellulose Sodium" patented technology

The invention relates to a phase transition temperature adjusting cup, which comprises a cup body outer casing, a cup body inner casing and a top cover, and the composite phase transition material is filled between the inner casing and the outer casing. The composite phase transition material comprises phase transition material, a nucleating agent, heat conduction filling material and a thickening agent. The phase transition material is selected from one or more of sodium acetate trihydrate, sodium thiosulfate pentahydrate, twelve disodium hydrogen phosphate, sodium sulfate decahydrate and decahydrate. <{EN4}>The nucleating agent is selected from one or more of borax, sodium phosphate dibasic anhydrous, diatomaceous earth, silica, sodium silicate, eight water strontium hydroxide, hexahydrate chloride strontium. <{EN5}>The heat conduction filling material is selected from one or more of graphite, carbon nanotube, expanded graphite, carbon fiber, graphene, three-dimensional graphite foam, silicon carbide, copper powder. <{EN6}>The thickening agent is selected from one of polyacrylic acid emulsion or carboxymethylcellulose sodium. <{EN7}>Compared with existing temperature adjusting cups, the phase transition temperature adjusting cup of the present invention has the advantages of rapid cooling, simple structure convenient operation, 3-4 hours of comfort temperature zone, and not being restricted from external environment.

Hydrogel compositions are provided (a) that have a continuous hydrophobic phase and a discontinuous hydrophilic phase, (b) that have a discontinuous hydrophilic phase and a continuous hydrophilic phase, or (c) that are entirely composed of a continuous hydrophilic phase. The hydrophobic phase, if present, is composed of a hydrophobic polymer, particularly a hydrophobic pressure-sensitive adhesive (PSA), a plasticizing elastomer, a tackifying resin, and an optional antioxidant. The discontinuous hydrophilic phase, if present, is composed of a crosslinked hydrophilic polymer, particularly a crosslinked cellulosic polymer such as crosslinked sodium carboxymethylcellulose. For those hydrogel compositions containing a continuous hydrophilic phase, the components of the phase include a cellulose ester composition or an acrylate polymer or copolymer, and a blend of a hydrophilic polymer and a complementary oligomer capable of hydrogen bonding thereto. Films prepared from hydrogel compositions containing or entirely composed of the aforementioned continuous hydrophilic phase can be made translucent, and may be prepared using either melt extrusion or solution casting. A preferred use of the hydrogel compositions is in wound dressings, although numerous other uses are possible as well.

The present invention relates to a compound salvia oral disintegrant tablet capable of being disintegrated quickly in oral cavity to release medicine. It composition includes the salvia root extract, notoginseng total saponin, borneol and excipient, and its disintegration time is within 40 sec, in which the excipient includes filling agent, disintegrant, glidant and corrective. Its filling agent is of microcrystalline cellulose, its dose is 40%-90% of total weight of the prescription, and the disintegrant is selected from sodium carboxymethylstarch, cross-linked carboxymethylcellulose sodium, cross-linked polyvinylpyrrolidone and low-substituted hydroxypropyl cellulose, and its dose is 5%-25% of total weight of prescription.

The invention discloses a high-specific-capacity silicon-based negative electrode composite binder and a preparation method for a negative plate containing the same, belonging to the field of binders for batteries. The high-specific-capacity silicon-based negative electrode composite binder comprises 5 to 50 wt% of carboxymethylcellulose sodium, 5 to 30 wt% of polyacrylic acid and 20 to 90 wt% of styrene-butadiene rubber. The preparation method for the negative plate comprises the following steps: binder preparation; addition of a conductive agent; addition of a main material; sieving; coating; high temperature polymerization; rolling; and punching. The composite binder provided by the invention can overcome the technical problem of short cycle life of a battery caused by immense volume changes of a conventional silicon-based negative electrode material during intercalation and deintercalation of lithium ions.

Discussed herein are pharmaceutical compositions containing Ibrutinib and processes for preparing them. The compositions may be utilized in the treatment of a variety of conditions including, without limitation, B-cell proliferative disorders such as non-Hodgkin lymphoma (diffuse large B cell lymphoma, follicular lymphoma, mantle cell lymphoma or burkitt lymphoma), Waldenstrom macroglobulinemia, plasma cell myeloma, chronic lymphocytic leukemia, lymphoma, or leukemia. These compositions are designed for oral ingestion. The compositions are contained within a capsule such as a standard or sprinkle or in a liquid formulation such as a suspension. In one embodiment, the pharmaceutical composition contains Ibrutinib, a salt, prodrug, or metabolite thereof, microcrystalline cellulose, croscarmellose sodium, sodium lauryl sulfate, and magnesium stearate. In another embodiment, the pharmaceutical composition contains Ibrutinib, a salt, prodrug, or metabolite thereof, microcrystalline cellulose, carboxymethylcellulose sodium, hydroxypropylmethylcellulose, citric acid monohydrate, disodium hydrogen phosphate, sucralose, sodium methyl parahydroxybenzoate, sodium ethyl parahydroxybenzoate, concentrated hydrochloric acid, sodium hydroxide, and water.

To obtain a composition for caries prevention, which has effects for efficiently suppressing demineralization and promoting remineralization and stability in keeping for a long time, 0.01 to 10% by weight of sodium carboxymethylcellulose having the etherification degree of 0.7 to 1.0 is used in a composition blended with a casein phosphopeptide-amorphous calcium phosphate complex (CPP-ACP) and/or a casein phosphopeptide-amorphous calcium fluoride phosphate complex (CPP-ACFP), a sodium carboxymethylcellulose, a viscosity regulator and water.

The invention provides a method for preparing sludge-based formed magnetic active carbon. The method comprises the steps as follows: sludge is used as a raw material, an activating agent is added for carbonizing and activating the sludge; nano-sized Fe3O4 is used as a magnetic source for magnetizing the sludge active carbon; and sodium carboxymethylcellulose and aluminum salt are composited to an organic-inorganic binding agent, the binding agent and a p-toluenesulfonhydrazide foaming agent are used for uniformly binding powdery magnetic active carbon into a formed magnetic active carbon precursor with abundant pore structures, and finally, the formed magnetic active carbon precursor is heated to obtain the sludge-based formed magnetic active carbon. According to the method, the sludge is used as a main raw material, the resource utilization of the sludge is achieved, the recycling is convenient, and reutilization can be achieved; and further, the sludge-based formed magnetic active carbon has a stable structure and good magnetic stability, and can be widely used in the fields such as sewage treatment, soil pollution treatment and the like.

Belonging to the technical field of plant breeding, the invention relates to a pepper inbred isolation method, which comprises the steps of: 1) plant selection: obsoleting substandard heterologous strains; 2) blend solution preparation: preparing a blend solution with a sodium alginate concentration of 5-10% and a carboxymethylcellulose sodium concentration of 0.5-2% with deionized water; 3) petal selection: selecting petals about 6-12h before flowering; 4) petal treatment: taking the petals to be treated on one hand lightly and taking the blend solution on the other hand, and soaking the petals in the blend solution till the joint of a calyx and a flower stalk, and making a mark with a color line; 5) management after treatment: identical with the routine field management method of pepperproduction. The pepper inbred isolation method of the invention isolates petals through a flexible film generated by the blend solution, and conducts geitonogamy to a gynoecium and a stamen of a sameflower. Being simple and rapid, the method of the invention can save the labor cost and has high?fruiting rate. Besides, the method in the invention causes no pollution to the environment and agricultural products, and can realize good application effect.

The invention relates to an edible collagen casing and a production method thereof. The raw materials of the casing comprises animal endothelia, edible bamboo cellulose fiber, edible glycerin, carboxymethylcellulose sodium, saturated limewater and citric acid, wherein the mass percentage of citric acid is 99.9%, and the surface of the casing is provided with tubular film skins having micropores. The production method for the casing comprises the steps of removing oil and fat from the animal endothelia; washing clean via clear water; acidifying and swelling; cutting into slices; refrigerating; filtering and refining; adding the edible bamboo cellulose fiber, edible glycerin and carboxymethylcellulose sodium; stirring and mixing evenly; refrigerating for two hours; stirring with high-speed rotary knife stirrer; extrusion forming; and folding, testing, packaging and warehousing after drying. The edible collagen casing has the advantages of flavor and permeability of natural casing, low cost and good mouthfeel, and is not easy to smash.

The present invention relates to coating compositions for taste masking and methods for applying the coating compositions to dosage forms to mask the taste of a medicinal substance. The taste masking coating compositions generally include a copolymer of acrylate and methacrylate with a quaternary ammonium group in combination with sodium carboxymethylcellulose and a polyvinyl alcohol-polyethylene glycol copolymer.

The invention discloses a method for preparing high-substitution and high-viscosity sodium carboxymethyl cellulose from bagasse. The method comprises the following steps of: pretreating bagasse fibers through ball milling; refining activated bagasse fibers; and etherifying the refined bagasse fibers. Since the bagasse fibers are pretreated by the ball milling in the invention, a lignin protectionlayer is damaged and a crystal structure of cellulose is changed, an amorphous region of bagasse cellulose is increased, reaction activity of the bagasse cellulose is improved, high viscosity is realized by adding a crosslinking agent, the substitution of the prepared sodium carboxymethyl cellulose reaches over 1.5 and the viscosity reaches over 1,585mPa.S through a series of subsequent process method and optimization of control parameters, and the method has the advantages of low production cost, simple process and environmental friendliness.

The invention discloses an environmentally-friendly interior wall putty powder, a putty paste, and preparation methods of the putty powder and the putty paste. The putty powder comprises, by weight, 45-72 parts of talcum powder, 18-30 parts of heavy calcium carbonate, 5-10 parts of calcium bentonite, 0.6-1.5 parts of carboxymethylcellulose sodium, 1-5 parts of polyacrylamide, 0.3-1.7 parts of hydroxyethyl cellulose, 0-20 parts of building gypsum powder, 0-0.8 parts of carboxymethyl cellulose, 0-8 parts of alpha-pregelatinized starch, 0-3 parts of hydroxypropyl methyl cellulose and 0-0.5 parts of sodium dodecyl benzene sulfonate. The preparation method of the putty powder comprises the following steps: uniformly mixing the above components, stirring for 10-15min, and discharging the above obtained mixture. The putty paste is obtained by adding water having a weight 0.3-0.5 times the weight of the putty powder and uniformly stirring. The putty powder/putty paste contains no or a tiny amount of formaldehyde and an extremely low content of heavy metal elements, is an environmentally-friendly product, and has the advantages of excellent impact resistance, excellent hydrophobicity and waterproofness, high elasticity, good crack resistance, stable storage and easy construction.

The invention relates to a medicinal composite of Irbesartan hydrochlorothiazide. The medicinal composite is composed of 150 portions of Irbesartan, 12.5 portions of hydrochlorothiazide, 20 portions to 60 portions of microcrystalline cellulose, 20 portions to 60 portions of lactose monohydrate, 15 portions to 25 portions of crosslinked sodium carboxymethyl cellulose, 1 portion to 10 portions of hydroxypropylmethyl cellulose, 2 portions to 7 portions of SiliciiDoxydum, 1 portion to 3 portions of magnesium stearate. The major medicinal ingredients are mixed with part of the crosslinked sodium carboxymethyl cellulose and the microcrystalline cellulose, and the mixture is crushed down and then added with the lactose monohydrate for mixing; the mixture obtained from the former step is added with 50 percent of ethanol solvent containing 2 percent of hydroxypropylmethyl cellulose for even mixing, then the mixture is screened, made into integral grains which are then dried; the dry grains are mixed with the SiliciiDoxydum, the magnesium stearate and the residual crosslinked sodium carboxymethyl cellulose, and the mixture then undergoes tabletting and coating so as to obtain the medicinal composite. The prescription of the medicinal composite of the invention is reasonable, the quality is stable and reliable, and the medicinal composite has a satisfactory dissolution rate.

The invention relates to a magnesium jade porcelain formula and one-time calcining manufacture method, the raw materials are weighted according to the formula of a blank material and glaze, the method comprise the following steps: calcining a talcum raw material at the temperature of 1150-1250 DEG C; mixing 75-85% of calcined talcum, 5-15% of magnesian clay, 1-5% of feldspar, 1-5% of bentonite, 2-6% of kaolin, 0.1-0.3% of carboxymethylcellulose sodium for ball milling; stirring the clay after mixing and ball milling, deironing and sieving and controlling the particles in the clay less than 30 mum; carrying out press filtration, on the clay after deironing and sieving, dehydrating, aging, vacuum mixing and roll forming; preparing the clay after roll forming into biscuit, glazing, entering into a kiln and calcining a base substrate. One-time calcining of magnesium jade porcelain can be realized, and the problems of poor product regularity and thermal shock resistance performance generated by calcining temperature by using a lot of talcum material can be overcome and enhanced.

A fire-retarding paint for casting Mg-alloy with lost mould is prepared from magnesia sand powder, perlite powder, mica powder silica sol, white emulsoid, polyacrylamide, carboxymethylcellulose sodium, adsorbent and flame-retarding agent through preparing solution from adsorbent, carboxymethylcellulose sodium, polyacrylamide and water, and mixing with others. It can make the Mg-alloy casting havesmooth surface.

The invention provides a moistening mask liquid without an emulsifier. The moistening mask liquid comprises, by weight, 5 to 12% of a humectant, 0.5 to 3.0% of a suspension stabilizing agent, 1 to 10% of grease, 1.0 to 5.0% of a water-soluble active substance, 0.5 to 5.0% of a fat-soluble active substance, 1.0 to 10% of plant extract and 0.01 to 0.3% of a pH value conditioning agent, with the balance being deionized water, wherein the grease is one or more selected from the group consisting of sunflower oil, jojoba oil, avocado oil, olive oil, aloe oil and sweet almond oil, and the suspension stabilizing agent is a three-dimensional stabilizing agent prepared by coating a microcrystalline cellulose porous particle with a particle size of 0.1 to 20 [mu]m with xanthan gum or carboxymethylcellulose sodium. The mask liquid provided by the invention employs the microcrystalline cellulose porous particle in the suspension stabilizing agent to absorb grease with the dissolved fat-soluble active substance and uses xanthan gum or carboxymethylcellulose sodium for suspension adsorption of the porous particle with grease, so the stable mask liquid without any emulsifier is formed; and the mask liquid has no irritation to the skin, and supplements water to the skin and moistens the skin when used, and microcrystalline cellulose particles in a specific particle size range can provide the skin with slippery sensation.

The present invention relates to a slow-released preparation containing beta-lactamase inhibitor and cephalosporin. Said slow-released preparation can be made into antibiotic slow-released injection or slow-released implant preparation. Said injection is formed from slow-released microsphere and solvent, the slow-released microsphere contains slow-released auxiliary material and beta-lactamase inhibitor with antibacterial effective dose and cephalosporin, the solvent is special one containing suspension adjuvant of carboxymethyl cellulose sodium, etc. and its viscosity is 100 cp-3000 cp (20 deg.C-30 deg.C). The slow-released auxiliary material is selected from EVAc, polylactic acid copolymer, sebacic acid copolymer, albumin glue and gelatin, etc. The slow-released implant preparation is prepared by using slow-released microsphere or adopting melting process. Said invention also provides its application method. and can obtain obvious therapeutic effect for curing various infective diseases.

The invention discloses a nucleic acid amplification reaction mixture. The nucleic acid amplification reaction mixed liquor is prepared by freeze drying and is in freeze-drying granular shape, and the water content is 0.1-3%; the nucleic acid amplification reaction mixed liquor at least contains necessary components for a nucleic acid amplification reaction and a freeze-drying protective agent; the freeze-drying protective agent is a mixture containing one or more substances from sucrose, trehalose, glucose, glucan, saccharosan, bovine serum albumin, collagen, polyvinyl pyrrolidone, polyethylene glycol and carboxymethylcellulose sodium, and the weight volume ratio concentration of the freeze-drying protective agent and the nucleic acid amplification reaction mixed liquor is 5%-20%. The nucleic acid amplification reaction mixture freeze-drying particles have compact and tight particle and smooth appearance, and fine apertures are contained in the particles and can be observed under microscopic amplification state; the freeze-drying particles can be stored at room temperature for more than one year with unchanged reaction activity, the biological reaction activity is not changed at 40-45 DEG C, and during usage, a reconstitution fluid is added for rapidly dissolving the particles and recovering the reaction activity.

The invention relates to a resin sand type casting coating and a preparation method thereof, wherein the coating consists of the following components: graphite powder, zircon sand, porzite powder, spodumene powder, sodium bentonite, alkali phenolic resin, silica sol, polyvinyl acetate, carboxymethylcellulose sodium, sodium alkylbenzenesulfonate, fatty alcohol-polyoxyethylene ether and water. The resin sand type casting coating provided by the invention has the advantages of good suspension property, high strength, uniform coating layer and good leveling property. The surface of the dried coating is bright and clean and is free of cavities, bubbles, cracks and the like. After the resin sand type casting coating is used, the cast casting is very high in surface smoothness.

The invention relates to the technical field of biogel, specifically to chitosan gel and a preparation method thereof. The gel comprises the following raw materials by weight: 0.5 to 4.5% of modified chitosan, 0.5 to 15% of glycerin, 0.5 to 5% of alum, 0.01 to 0.13% of menthol, 0.2 to 5% of carboxymethylcellulose sodium and 0.2 to 1% of carbomer. The gel is a drug delivery system with a controlled-release function, can improve availability of effective substances, can be tightly applied on an uneven wound without adhesion, avoids secondary harm, has good biocompatibility and strong antibiosis and antiphlogosis effects, incurs no local irritation and no adverse reaction, is capable of rapidly promoting wound healing and effectively treating hemorrhoids, enables hemorrhoids not to recur and is applicable to improvement of symptoms like hemorrhoidal bleeding, hyperemia and oedema of the mucous membranes of hemorrhoids, bearing-down swelling of the anus, constipation, prolapsus of hemorrhoid nuclear and the like caused by internal hemorrhoids, external piles and mixed hemorrhoids and control, nursing and the like after anal fissure and anorectal operations.

The invention discloses an industrial level machinery equipment cleaning compound comprising 20-35% of waterless sodium metasilicate in mass, 10-25% of cosolvent in mass, 10-25% of surfactant in mass, 3-5% of antiseptic in mass, 2-4% of corrosion inhibitor in mass, 1.2% of thickening agent in mass and remaining deionized water; the surfactant is a mixture composited by RF-25-1 surfactant, aliphatic acid methyl esters ethoxylate (FMEE) and alkyl glucosides FC-41 according to mass ratio of 1:2:1; the cosolvent comprises at least two from a group formed by isopropanol, glycerol, dichloromethane and tetrachloroethylene; the antiseptic is chlorothalonil powder; the corrosion inhibitor is methyl benzotriazole TTA; the thickening agent is carboxymethylcellulose sodium. Through the said mode, the machinery equipment cleaning compound is anti-bacterium, environmental protection, and can clean the machine equipment with high efficiency.