44results about How to "Extended burst time" patented technology

The invention provides a foam concrete with large-dosage polystyrene particles and a preparation method thereof, which solve problems of water leakage and frost resistance of the foam concrete. The foam concrete comprises components in part as follows: 63-81 parts of ordinary portland cement, 63-81 parts of quick-hardening sulphoaluminate cement, 10-30 parts of coal ash, 0.5-1.3 parts of water reducing agent, 1-2 parts of accelerating agent, 0.6-1.2 parts of early strength agent, 1-2 parts of fiber, 2-4 parts of silica sol, and 50-70 parts of water. The percentage in volume (liter) of the polystyrene particles in added water is 200-400percent, and the percentage in volume (liter) of foam in the added water is 100-600percent. In the preparation process, the treated polystyrene particles stand for 10 min, and the foam can be added after standing uniformly-stirred cement slurry for 20 min. On the premise of ensuring the intensity, the foam cement disclosed by the invention has the advantages of higher heat preservation and heat-shielding performance, higher electric insulating performance, lower volume weight and lower water absorption. The problems of the water leakage and the frostresistance of the foam cement can be solved.

The invention relates to artificial tear containing trehalose and the preparation and application method, which pertains to the technical field of pharmaceutical manufacture. The main component of the invention is the trehalose, the basic composition of the artificial tear is the trehalose, simulating mucin protein and conventional ophthalmic pharmaceutical excipients; the weight ratio of the three is that 0.3 to 97 percent trehalose, 0.3 to 97 percent simulating mucin protein and 2 to 98 percent conventional ophthalmic pharmaceutical excipients. The pH and the osmotic pressure of the artificial tear of the invention are equivalent to physiologic tear, the invention contains rich electrolyte ions, the type and the content of the ions are equivalent to the physiologic tear, and the invention can be used in the treatment of dry eye syndrome and the adjuvant treatment of diseases which are caused by other dry eye syndromes. At the same time, the invention can be used as the drug delivery system of various ophthalmic drugs.

The invention provides a traditional Chinese medicine composition used for treating xerophthalmia and a preparation method thereof. The traditional Chinese medicine composition comprises the following bulk drugs: borneol, radix bupleuri, cortex fraxini, asparagus cochinchinensis, codonopsis pilosula, dogwood, chrysanthemum, campsis grandiflora, radix paeoniae alba, exocarpium benincasae, ligusticum wallichii, equisetum hiemale, elecampane, hawthorn leaves, groundsel, verbena, cortex acanthopanacis, concha haliotidis, rhodiola rosea, feather cockscomb seed and glossy privet fruit. The traditional Chinese medicine has the beneficial effects of being used for treating the xerophthalmia, good in curative effect, and quick in effect taking, and having good functions in the aspects of increasing lacrimal fluid volume, prolonging the breakup time of a tear film and improving the xerophthalmia.

The invention provides a pool type lead-based fast reactor with labyrinth type flow channels. The pool type lead-based fast reactor comprises a reactor container, a reactor top cover, a lower end socket, a reactor core mounting component, a reactor core, a control rod, a driving mechanism of the control rod, a cold-hot pool partition plate, a first auxiliary partition plate, a heat exchanger and adriving pump. The reactor container is hermetically connected with the reactor top cover and the lower end socket; the reactor core is mounted on a mounting position of the reactor core mounting component; the control rod and the driving mechanism thereof enter the reactor container and are connected with the top of the reactor core; the reactor container is divided into a hot pool and a cold pool which do not communicate with each other by the cold-hot pool partition plate; the first auxiliary partition plate is located outside the cold-hot pool partition plate and is a certain distance awayfrom the cold-hot pool partition plate; the heat exchanger penetrates through the hot pool and enters the cold pool to realize heat conduction; and the driving pump enters the cold pool to realize coolant circulation in the cold pool. According to the invention, the complexity of components in the reactor and the flow resistance of a primary loop coolant can be reduced, and the risk that tiny bubbles or water drops enter the reactor core when a heat transfer pipe of the heat exchanger is broken can be avoided.

The invention provides traditional Chinese medicine for treating xerophthalmia. The traditional Chinese medicine is prepared from, by weight, 20-25 g of radix bupleuri, 10-15 g of angelica sinensis, 10-15 g of radix paeoniae alba, 12-18 g of radix rehmanniae preparata, 10-15 g of ligusticum wallichii, 15-20 g of salviae miltiorrhizae, 6-12 g of glossy privet fruits, 10-15 g of wolfberry fruits, 6-10 g of buddleja officinalis, 9-15 g of chrysanthemum, 9-15 g of semen cassia, 10-15 g of semen cuscutae and 6-10 g of liquorice. The traditional Chinese medicine has a remarkable curative effect in treating xerophthalmia.

The invention relates to a traditional Chinese medicine composition for treating yin deficiency and yang excess type xerophthalmia. The composition is prepared from the following medicinal materials in parts by weight: 23-28 parts of concha haliotidis, 10-14 parts of szechwan chinaberry fruit, 18-21 parts of cliff starwort herb, 11-16 parts of angelica sinensis, 15-20 parts of selfheal, 9-13 parts of raspberry, 7-9 parts of golden cypress, 8-11 parts of fructus viticis, 20-25 parts of the fruit of Chinese wolfberry, 13-16 parts of asparagus fern and 9-13 parts of chrysanthemum. The traditional Chinese medicine composition disclosed by the invention has the effects of calming the liver, nourishing yin and clearing heat and has a good effect of treating the yin deficiency and yang excess type xerophthalmia. In addition, the traditional Chinese medicine composition disclosed by the invention can be prepared into multiple oral dosage forms and is convenient to clinically carry and use.

The invention discloses a flushing fluid for an external eye operation and a preparation method of the flushing fluid, and belongs to the technical field of surgical flushing fluids. The flushing fluid contains the following components: NaCl, KCl, CaCl2H2O, MgCl2.6H2O, C2H3NaO2.3H2O, C6H5Na3O7.2H2O, cocamidopropyl betaine, digitalin, Esculin, an amnion extracting solution, trehalose and hyaluronicacid. Through combined application of all the components, grease in an operation area, tissue debris generated in an operation and the like can be cleaned more easily, the cleanliness of the operation area is improved, the number of flora of conjunctival sacs is reduced, tissue repair can be promoted, postoperative inflammatory response is relieved, and discomforts such as eye edema, hyperemia and dryness are relieved. Meanwhile, the solutions are less irritating, have no toxic or side effect, are low-cost, and are suitable for wide clinical application.

The invention relates to a traditional Chinese medicine preparation for treating xerophthalmia. The traditional Chinese medicine preparation is prepared from the following ingredients by weight: 10-15g of pale butterflybush flower, 15-20g of stem of noble dendrobium, 15-20g of barbary wolfberry fruit, 3-6g of chrysanthemum, 10-12g of figwort root, 10-12g of dwarf lilyturf tuber, 15-20g of Chinese magnoliavine fruit, 10-12g of rehmannia root, 10-15g of white paeony root, 10-15g of cochinchnese asparagus root, 10-12g of common macrocarpium fruit and 10-12g of stir-fried rhizoma dioscoreae. A preparation method comprises the following steps: adding proper amount of water to soak the active pharmaceutical ingredients for half an hour, then decocting the active pharmaceutical ingredients with slow fire until 300ml of liquor is left, filtering out the liquor, then adding proper amount of water, decocting the active pharmaceutical ingredients with slow fire until 200ml of liquor is left, filtering out the liquor, mixing the two liquors, halving the liquor mixture and taking the halved liquor mixture once in the morning and once in the evening. The traditional Chinese medicine preparation is simple and convenient to take, is small in dosage and does not have obvious side effects.

The invention discloses a Chinese medicinal preparation for treating xerophthalmia due to deficiency of yin, dampness and heat, belonging to the field of traditional Chinese medicines. The Chinese medicinal preparation is prepared from the following Chinese medicinal herbs: atractylodes rhizome, plantain herb, stellaria yunnanensis, eragrostis poaeoides, penthorum chinense pursh, cassia seeds, barbary wolfberry fruits and pale butterflybush flowers. The Chinese medicinal preparation disclosed by the invention has the efficacies of nourishing yin, inducing diuresis, invigorating the spleen, eliminating dampness and regulating the mechanism of qi, is beneficial to effectively increasing the secretion amount of tears and prolonging the breakup time of a tear film and has a significant clinical effect of treating xerophthalmia due to deficiency of yin, dampness and heat.

The invention discloses a xerophthalmia treatment preparation and a preparation method thereof. Dosage forms of the preparation comprise eye drops, oculentum, eye gel and the like, and the preparation is prepared from the following components in percentage by mass: 0.0-1.0% of sodium hyaluronate, 1.0-10.0% of mucoprotein, 1.0-2.0% of glycerol, 1.0-10.0% of grease, 0-1.8% of an emulsifier and 42.0-95.0% of a matrix. The xerophthalmia treatment preparation contains water, mucoprotein, lipid and other necessary components for forming a physiological tear film, can sufficiently supply xerophthalmia tear film lacking components, enables the tear film of a patient to recover a normal physiological structure and maintain stability, quickly relieves symptoms such as dryness and stabbing pain, avoids and relieves ocular surface damage, and has the advantages of being small in administration frequency, free of stimulation and good in comfort degree.

The invention discloses a repairing makeup remover containing vitamin B12. The makeup remover comprises: 61.2-95.08 parts of deionized water, 0.05-0.1 part of ethylenediamine tetraacetic acid disodiumsalt, 2-5 parts of glycerol, 0.1-3 parts of butanediol, 0.1-3 parts of propylene glycol, 1-5 parts of poloxamer, 0.5-5 parts of disodium cocoamphodiacetate, 0.3-3 parts of ethoxylated esters, 0.3-1.5parts of maltodextrin, 0.1-2 parts of trehalose, 0.1-1 part of perilla leaf extract, 0.1-1 part of kapok extract, 0.1-1 part of sweet marijoram leaf extract, 0.2-5 parts of C5-C6 glycols, 0.1-2 partsof capryl glycol, 0.1-0.3 part of cetyl pyridine chloride monohydrate, 0.005-0.15 part of citric acid, 0.005-0.3 part of sodium citrate and 0.001-0.5 part of vitamin B12.

The invention discloses a traditional Chinese medicine preparation for treating xerophthalmia and a preparation method thereof, and belongs to the technical field of drugs for treating xerophthalmia. The traditional Chinese medicine preparation is prepared from the following raw materials in parts by weight: 8-15 parts of spica prunellae, 6-9 parts of cortex moutan, 3-6 parts of folium mori, 6-9 parts of rhizoma phragmitis, 5-12 parts of radix polygonati officinalis, 8-15 parts of radix clematidis, 6-9 parts of caulis lonicerae, 6-9 parts of radix achyranthis bidentatae, 3-6 parts of manis pentadactyla, 8-15 parts of fructus ligustri lucidi, 6-9 parts of equisetum hyemale, 6-9 parts of fructus tribuli, 5-12 parts of green tangerine peel, 6-9 parts of gardenia jasminoides, 6-9 parts of pogonatherum crinitum, 6-9 parts of black beans, 6-9 parts of rhizoma cimicifugae, 3-6 parts of periostracum cicada, 8-15 parts of fructus trichosanthis and 6-9 parts of edible amaranth. The traditional Chinese medicine preparation is scientific in compatibility, achieves the efficacies of clearing away heat and toxic materials, promoting blood circulation to remove blood stasis and invigorating qi and blood by soothing the liver, moistening the lung, invigorating the spleen and kidney, and dispelling pathogenic wind for improving eyesight, and can directly focus on the deepest point of the diseased part, besides as the liver is utilized to convey blood nutrient substances to the eyes, the kidney plays a decisive role in metabolism of body fluid, and the lung plays a decisive role in dispersing body fluid, the body fluid can be conveyed upwards to the eyeballs to moisten the eyeballs, therefore the curative effect is definite, no side effect is caused, and both the symptoms and the root causes are treated.

The invention provides medical application of butyphthalide and relates to application of butyphthalide in preparation of xerophthalmia treating drugs.

The invention relates to application of a medical composition in preparing a medicine for treating xerophthalmia. Traditional western medicines are replaced by natural substances such as fructus lycii powder, chrysanthemum powder, blueberry powder, grape seed powder, camellia oil, zinc gluconate, selenium yeast, vitamin A and marigold powder, so that the tear amount of eyes is increased, the tear break up time of the eyes is prolonged, and the symptom of the xerophthalmia is relieved.

The invention belongs to the technical field of medicines, and particularly discloses application of an ester-containing aromatic propionamide compound in preparation of a medicine for treating xerophthalmia. The inventor makes related experimental researches. Experiments prove that the ester-containing aromatic propionamide compound provided by the invention can increase the tear secretion of castrated rabbits, reduce the corneal fluorescent staining score, increase the tear film rupture time, and has an obvious improvement effect on experimental xerophthalmia.