80results about How to "With controlled release effect" patented technology

The invention belongs to the technical field of rice fertilizer, and particularly relates to organic, inorganic and microbe compound fertilizer for rice production and a preparation method of the organic, inorganic and microbe compound fertilizer for the rice production. The organic, inorganic and microbe compound fertilizer for the rice production mainly solves the problems that poor symbiosis environment, poor biological activity and low fertilizer efficiency exist in existing compound fertilizer. The technical scheme of the organic, inorganic and microbe compound fertilizer for the rice production is characterized in that the organic, inorganic and microbe compound fertilizer for the rice production is composed of the following ingredients, by weight, 24%-40% of inorganic fertilizer, 40%-56% of organic fertilizer and 15%-25% of biological agents. The organic, inorganic and microbe compound fertilizer for the rice production centralizes the advantages of the organic fertilizer, the inorganic fertilizer and microbes, has lower product price than chemical fertilizer, improves the yield, stress resistance, disease resistance and quality of rice, decomposes poisonous and harmful substances, reduces the degree of soil hardening, and improves the ecological environment of soil.

A Cr-complementing forage additive containing the controlled slow releasing Cr is an active Cr contained zeolite prepared from Cr salt and natural or artificial zeolite through adsorption, ion exchange reaction, filtering, drying and pulverizing.

The invention discloses a meat quality improver for grass carps and a preparation method for the meat quality improver. The meat quality improver is prepared from the following raw materials in part by weight: 5 to 10 parts of astragalus, 5 to 10 parts of Codonopsis pilosula, 10 to 15 parts of eucommia bark, 5 to 10 parts of lycopene, 1 to 5 parts of plumepoppy extract, 8 to 15 parts of phytase, 1 to 3 parts of cysteamine, 20 to 40 parts of lactosucrose and 20 to 40 parts of montmorillonite. The invention has the advantages that: active ingredients for improving the meat quality of freshwater fishes are scientifically matched; and the meat quality improver can remarkably improve the growth of cultured fishes and reduce the fat content of the fishes, and also improves the elasticity of muscle, chewiness, hardness and cohesion so as to ensure that the meat is fresh and delicious.

A copper supplement used for the forage of animals and fowls and human health-care food or medicine is a porous mineral material carried supperfine Cu powder. It is prepared through providing mineral material as micro reactor and reducing the Cu salt to obtain superfine Cu powder.

The invention discloses a tributyrin solid granular preparation. Liquid tributyrin is absorbed or bonded on the surface or in pores of a granular white carbon black silica gel. The preparation disclosed by the invention realizes solid granular treatment of the liquid tributyrin, increases stability and bioactivity of tributyrin, and enables tributyrin to have a controlled sustained release effect in animal intestines.

An iodine supplement used for the forage of animals and fowls and human health-care food or medicine is a hydrotalcite carried molecular iodine. It is prepared through providing hydrotalcite as micro reactor and reducing or oxidizing reaction to reduce iodic acid (or iodate) or oxidize iodide to obtain molecular iodine.

An iron supplement used for the forage of animals and fowls and human health-care food or medicine is a porous mineral material carried superfine Fe powder. It is prepared through providing mineral material as micro reactor and reducing the Fe salt to obtain superfine Fe powder.

An zinc supplement used for the forage of animals and fowls and human health-care food or medicine is a porous mineral material carried superfine Zn powder. It is prepared through providing mineral material as micro reactor and reducing the Zn salt to obtain superfine Zn powder.

The present invention discloses a controlled slowly-released copper-supplementing preparation, its preparation method and application. It is a zeolite containing active copper, the copper content in the zeolite is 1.5-10 wt%. Its preparation method uses copper salt and natural or synthetic zeolite as raw material and makes them undergo the following steps: adsorption, ion exchange reaction, filtration, drying and pulverization so as to obtain the invented zeolite containing active copper. It can be used as animal feed additive, also can be used for preparing human oral health-care product and medicine for supplementing copper.

A slow-release I-supplement used as the I-supplementing additive of forage or to prepare I-supplementing food or medicine for treating diseases is an anionic exchange resin containing the iodic acid radicals or I ions. It is prepared through the ionic exchange between iodic acid radicals or I ions and anionic exchange resin.

The present invention discloses iodine replenisher with control released iodine and its preparation process and use. The iodine replenisher is hydrotalcite containing interchangeable iodate radical or iodine ion with iodine content of 0.5-5%. The preparation process includes inserting iodate radical or iodine ion into layers of hydrotalcite; or calcining hydrotalcite at 450-550 deg.c to obtain bimetal oxide and carrying iodate radical or iodine ion to the layered structure of the bimetal oxide. Supporting iodine onto hydrotalcite, which possesses excellent biocompatibility, excellent gastrointestinal mucous membrane affinity, high interlayer interchangeability, high surface activity and great specific surface area, can obtain controlled releasing of iodine and raise utilization of iodine. The control released iodine preparation has low toxicity and high efficiency and may be used as iodine replenisher for human body and animal.

The present invention discloses iron replenisher with control released iron and its preparation process and use. The iron replenisher is zeolite containing active iron in 1.5-10 wt%. The preparation process includes the adsorption and ion exchange reaction between bivalent iron salt and zeolite, filtering, drying and crushing to obtain zeolite containing active iron. Supporting iron onto zeolite, which possesses excellent biocompatibility, excellent gastrointestinal mucous membrane affinity, regular pore canal structures and cage spaces, high surface activity and great specific surface area, can obtain controlled releasing of iron and raise utilization of iron. The control released iron preparation may be used as iron replenisher for human body and animal.

The present invention discloses a controlled slowly-released butyric acid, its preparation method and application. It is a controlled slowly-released type butyric acid using hydrotalcite as carrier, the butyric acid radical content is 80-100% of the hydrotalcite interlamellar anion total amount. Its preparation method is characterized by that said method utilizes the intercalation assembly behaviour possessed by hydrotalcite to make the butyric acid radical be inserted into the between of layers of hydrotalcite or calcines the hydrotalcite to 450-550 deg.C to obtain bimetal oxide and utilizes the property of bimetal oxide which can utilize lamellar structure reconstruction to adsorb anion to carry butyric acid. Because the hydrotalcite has the characteristics of good biological compatibility, gastrointestinal mucosa affinity and interlamellar exchangeability, high surface activity and large specific surface area, so that it has control slow release action for loaded butyric acid. It can be used as animal feed additive, and can be used for raising animal health level.

A Mg-complementing forage additive containing the controlled slow releasing Mg is an active Mg contained zeolite prepared from Mg salt and natural or artificial zeolite through adsorption, ion exchange reaction, filtering, drying and pulverizing.

A carried active Pt metal family used as forage additive or agricultural chemical, or for preparing the antineoplastic health-care food or medicine is carried by hydrotalcite. Its preparing process features that the intercalation assemblage performance of hydrotalcite and the anionic adsorption performance of bimetallic oxide via laminated structure are used, and said hydrotalcite is used as a miniature reactor to synthesize the carried active Pt metal family.

The invention discloses a preparation method of an ultrahigh-flux composite nanofiltration membrane. The preparation method comprises the following steps: blending hyperbranched polyester molecules with a special molecular structure and piperazine molecules to obtain a composite water-phase monomer solution with synergistic reaction capacity, and then carrying out controllable interfacial polymerization reaction on the composite water-phase monomer solution and multi-element acyl chloride on a support layer, and forming an active separation layer with a special structure and function. The introduction of hyperbranched polyester molecules controls the polymerization reaction of piperazine and multi-element acyl chloride by influencing the interface characteristics on one hand, and enables a large number of primary hydroxyl groups contained on the molecular surface to participate in polymerization on the other hand; therefore, a two-branch circular structure and nano-scale pore channels in molecules are anchored in an active separation layer in a covalent bond manner, so that the ultra-thin and smooth ultra-high-flux composite nanofiltration membrane with strong permeation selectivity is generated. The method is simple and convenient to operate, low in cost, wide in raw material source and easy to realize industrial production.

The invention provides a method for preparing a dairy cow feed additive and belongs to the technical field of biology. The method comprises the steps of reacting at least one amino acid with rare earth to generate a rare earth amino acid complex; and mechanically mixing the rare earth amino acid complex with modified medical stone to obtain the rare earth amino acid-containing feed additive, wherein methyl p-hydroxycinnamate and dextro shikonin are contained in the rare earth aqueous solution for preparing the rare earth amino acid complex. The method for preparing the dairy cow feed additive,provided by the invention, has the advantages that the process is simple; the operating parameters are easy to control; the production energy consumption and the cost are low; the raw material loss is low; the purity of target products is high; the load capacity and the dispersing capacity are strong; and no side reaction occurs. The prepared additive is high in the stability and the absorptive utilization rate and low in the toxic and side effects and has the excellent properties of controlled release, moisture and water resistance, no oxidative deterioration and no agglomeration of particles.

A P-type forage additive is an anionic exchange resin containing exchangeable radical of phosphoric acid. It is prepared through anionic exchange between phosphoric acid radicals and anionic exchange resin to carry the phosphoric acid radical by anionic exchange resin.

The invention discloses a preparation method for a protective agent of an intestinal mucosal barrier. Butyric acid is absorbed or bonded on a silica gel surface or in a hole by using silica gel; and after being stirred and mixed, synthesized silica gel loading butyric acid and stearate are dried and pulverized. Because of having the characteristics of high surface activity, microporous structure and large specific surface area, the silica gel has good biocompatibility and intestinal mucosal affinity and a function of controlling slow release for the loaded butyric acid. In addition, the stearate reacts with the silica gel loading butyric acid in the process of stirring and mixing to generate byterate, and the stearate has an envelope function to add the storage stability of a product. The protective agent of the intestinal mucosal barrier can repair and protect intestinal epithelial cells, maintain the normal barrier of the intestinal mucosa and beneficial microorganism of the intestinal mucosa, and enhance health level of animals, daily gain and feed conversion efficiency.

The invention discloses feed addictive carrying super fine chromium and the preparing and usage method. The super fine chromium is carried by porous mineral material, the average grain size of chromium is smaller than100 nanometer, and the chromium content in the porous mineral material is 0.05-0.5% by weight percent. The invention employs porous mineral material as microreactor, and adds reducer to reduce chromate salt to chromium. The bore diameter of porous material is uniform, and so the distribution of grain size of chromium is narrow. The chromium powder is characterized by low toxicity and high effective, and can be used for cow, sheep, poultry and aquatic creature, and the powder is easy to mix with feed stuff.

The invention relates to the field of the preparation of traditional Chinese medicines, and discloses preparation methods of bran stir-fried rhizoma atractylodis decoction piece and tablet. The preparation of the decoction piece comprises the following steps of 1), clearing and selecting; 2), washing and moistening; 3), slicing; 4), drying; 5), stir-frying. The preparation of the tablet comprisesthe following steps of A), reflux alcohol extraction; B), vacuum microwave reflux treatment of kenyaite; C), preparation of cellulose-kenyaite composite aerogel powder; D), preparation of the tablet.According to the bran stir-fried rhizoma atractylodis decoction piece and tablet which are prepared by the methods provided by the invention, the content of an ineffective component is low; the utilization rate of an effective component is high. The bran stir-fried rhizoma atractylodis tablet prepared by the method provided by the invention has a controlled release effect, is more beneficial to good absorption, is better in drug effect, and further, is convenient to take.

The invention discloses feed addictive carrying super fine cobalt and the preparing and usage method. The super fine cobalt is carried by porous mineral material, the average grain size of cobalt is smaller than100 nanometer, and the cobalt content in the porous mineral material is 0.05-0.5% by weight percent. The invention employs porous mineral material as microreactor, and adds reducer to reduce cobalt salt to cobalt. The bore diameter of porous material is uniform, and so the distribution of grain size of cobalt is narrow. The cobalt powder is characterized by low toxicity and high effective, and can be used for cow, sheep, poultry and aquatic creature, and the powder is easy to mix with feedstuff.

A Mn-complementing forage additive containing the controlled slow releasing Mn is an active Mn contained zeolite prepared from Mn salt and natural or artificial zeolite through adsorption, ion exchange reaction, filtering, drying and pulverizing.

A Mo-complementing forage additive containing the controlled slow releasing Mo is an active Mo contained hydrotalcite prepared from molybdate and hydrotalcite through calcining hydrotalcite, adsorption, ionic exchange reaction, filtering, drying and pulverizing.