77results about How to "Homogeneous dispersion" patented technology

The invention belongs to the technical field of natural polymer modification and discloses a preparation method of a starch and fatty acid compound. The method comprises the following steps: adding de-ionized water into starch and balancing moisture in a closed container; carrying out heat treatment to obtain the starch subjected to wet and hot treatment; then adding a buffering solution to prepare a starch solution; after pre-heating, adding 2 to 5u/g pullulanase liquid to react for 4 to 5 hours; after carrying out enzyme deactivation, centrifuging and separating to obtain enzyme treatment modified starch; then stirring and gelatinizing the starch in a boiled water bath for 25 to 45 minutes and cooling to 60 to 90 DEG C to obtain gelatinized starch; then transferring the gelatinized starch into a homogenizing machine and adding fatty acid to carry out homogenization and mixing; and keeping the heat of the water bath to synthesize for 30 to 40 minutes to obtain the starch and fatty acid compound. According to the preparation method, a greener and more environment-friendly new way is provided for synthesizing the starch and fatty acid compound through wet and hot treatment and controlled enzymolysis treatment by adopting a gelatinizing method.

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 diquaternary ammonium salt column-supported smectite and vermiculite bactericidal agent and its preparation method. Said bactericidal agent uses smectite mineral and vermiculite as carrier, and utilizes soldium-ionization reaction and diquaternary cationic column supportion reaction to obtain the invented bactericidal agent product. The content of diquaternary ammonium salt in the bactericidal agent is 5-20%, and the diquaternary cations are fixed in the interlamellar position of the smectite and vermiculite. Said bactericidal agent can be used as antibacterial mildew-proofing additive in organic polymer, environmental disinfecting agent, anti-corrosion additive of industrial equipment and disinfecting agent of circulation cooling water.

The invention relates to a naked oat seed coating agent and a preparation method thereof. The invention belongs to the technical field of crop disease and pest controlling. The seed coating agent is prepared from components of, by weight: 15 to 20% of thiamethoxam, 0.05 to 0.1% of tebuconazole, 2 to 7% of a dispersant, 1 to 4% of an anti-caking agent, 1 to 6% of a suspending agent, 0.1 to 3% of a film forming agent, 1 to 10% of a filling material, 1 to 3% of an antiseptic, 3 to 5% of a coloring agent, and balance of water. The naked oat special coating agent is coated on oat seeds with an agent-to-seed ratio of 1:40-50. During an oat growing period, diseases and pests can be effectively controlled by the agent. The seed coating agent provides substantial controlling effects against oat red-leaf diseases caused by aphid-borne viruses, and seed-borne smuts. The seed coating agent has advantages of high efficiency, low toxicity, and convenient operation. With the seed coating agent, labor and time can both be saved.

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.

A process for the preparation of amorphous aluminum phosphate or polyphosphate-based pigment by reacting aluminum phosphate and sodium aluminate is provided. The amorphous aluminum phosphate or polyphosphate is characterized by a skeletal density of less than 2.50 grams per cubic centimeter and a phosphorus to aluminum mole ratio of greater than 1. In one embodiment, the composition is useful in paints as a substitute for titanium dioxide.

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.

The invention discloses a feed additive capable of promoting health of livestock and poultry intestines and a preparation method. Montmorillonite modified with cetylpyridinium chloride is used for loading carvacrol. The montmorillonite is modified with the cetylpyridinium chloride, so that the layer spacing/ specific surface area and the hydrophobic character of the montmorillonite are improved, and the adsorption rate of the montmorillonite for the carvacrol is greatly increased. The montmorillonite has favorable biocompatibility and gastrointestinal tract mucosa substantivity, has the release control effect on the loaded carvacrol, can effectively exert the effects of resisting bacteria, resisting inflammation, resisting oxidation and the like, and has the synergistic effect and the synergism effect on antibacterial activity. The feed additive has the characteristics that the antibiotic action is high, and bacteria are not liable to cause drug resistance. The proliferation of harmfulbacteria in intestines of livestock and poultry can be effectively restrained, the height of intestinal villus and the intestinal barrier function are increased, secretion of digestive enzymes is facilitated, digestion of feed nutrients is facilitated, health of the intestines of the livestock and poultry is promoted, and the production performance of the livestock and poultry can be improved.

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.

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 a preparation method of a feed additive for livestock and poultry, capable of resisting diseases and promoting growth. Montmorillonite modified with cetylpyridinium chloride isused for loading carvacrol and cinnamaldehyde, is used as a release-slow carrier, has the characteristics of being high in specific surface area, high in suction force/desorption force, high in stability, low in cost, and the like, and can protect digestive tract mucosa. The montmorilloniteis is modified with the cetylpyridinium chloride, so that the layer spacing/ specific surface area and the hydrophobic character of the montmorillonite are improved, and the adsorption rate of the montmorillonite for the carvacrol and the cinnamaldehyde is increased. The montmorillonite is loaded with the carvacrol and the cinnamaldehyde, so that release control on entire intestines is facilitated, and the effects of resisting bacteria, resisting inflammation and resisting oxidation can be effectively exerted. The feed additive has the synergistic effect and the synergism effect on antibacterial activity, and can reduce the toxicity of the carvacrol and the cinnamaldehyde. The adsorption quantity oninner toxins by the carvacrol and the cinnamaldehyde is 0. The adsorption quantity on bacterial endotoxin by the feed additive for livestock and poultry, capable of resisting diseases and promoting growth, is 91EU/mg.

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.

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 technical field of printing ink, in particular to anti-sublimation pyrography ink and a preparation method thereof. The anti-sublimation pyrography ink comprises anti-sublimation resin dispersoid, and the anti-sublimation resin dispersoid comprises water-based polymer resin, an adsorbent, an internal dispersing agent and water. The water-based polymer resin is modifiedacrylic resin or modified polyurethane resin or styrene acrylic resin with the molecular weight ranging from 10,000 to 500,000 and Tg smaller than or equal to 0 DEG C; the adsorbent is nano activatedcarbon or fumed silica or carbon black or activated aluminum oxide; and the anti-sublimation resin dispersoid accounts for 10%-30% of the total weight of the anti-sublimation pyrography ink. According to the pyrography ink, an ideal printing effect can be obtained on a dark-color fabric by directly carrying out heat transfer printing through a conventional pyrography process, the pyrography process can be simplified, the printing efficiency is improved, and the printing cost is reduced.

The invention provides a device for circularly cleaning and dissolving chemicals and a method for circularly cleaning and dissolving chemicals. The device comprises a chemicals dissolving unit, a cleaning fluid primary processing unit, a cleaning fluid storage unit and a cleaning fluid secondary processing unit which are connected in sequence, the cleaning fluid secondary processing unit is further connected with the chemicals dissolving units, and the chemicals dissolving unit comprises an ultrasonic dispersing tank. The method comprises the steps that 1) cleaning fluid produced by the cleaning fluid secondary processing unit is introduced into tank bodies, and ultrasounds are started; 2) cleaning fluid in the tank bodies is introduced into the cleaning fluid primary processing unit and introduced into the cleaning fluid storage unit; 3), the cleaning fluid in the cleaning fluid storage unit is introduced into the cleaning fluid secondary processing unit to be processed and recycled;and 4) the chemicals is placed in the ultrasonic dispersing tank, ultrasounds are started for accelerating dissolving. By means of the method, pollutants can be effectively removed, recycling of waterresource is realized, meanwhile, the dissolving speed of raw materials can be accelerated, and dispersing is homogenized.

The invention discloses a preparation process of cover glass of a wet-type water meter. The preparation process comprises the following steps: step 1), preparing a component A; step 2), preparing a component B; step 3), preparing a component C; step 4), preparing a glass plate; and step 5), preparing cover glass. The preparation process of cover glass of a wet-type water meter in the invention is simple to operate, and suitable for large-scale production, and the cover glass produced is excellent in property.

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