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37results about How to "Adequate sources of raw materials" patented technology

Dry-mixed mortar with coal gangue, and preparation method thereof

The invention relates to dry-mixed mortar with coal gangue, and a preparation method thereof. The dry-mixed mortar with coal gangue is characterized in that the dry-mixed mortar with coal gangue is mainly prepared by coal gangue sand, coal gangue powder, lime, gypsum, plasticizer and cement, and dry-mixed mortar with coal gangue comprises the following components according to parts by weight: 75-77.5 parts of coal gangue sand, 12.5-17.5 parts of coal gangue powder, 0-2.5 parts of lime, 1 parts of gypsum, 0-0.02 parts of plasticizer and 1-6 parts of cement; the coal gangue is calcined and activated at the temperature of 750-850 DEG C through the coal gangue sand and the coal gangue powder, then the friction separation of mechanical force is performed to the scalcined and activated coal gangue, the scalcined and activated coal gangue is sieved through a screen with 4.75 mm, and the materials sieved out are coal gangue sand and coal gangue powder. A small amount of cement is only required to be doped to obtain dry-mixed mortar materials with different intensity levels, the main raw materials are solid wastes for production in coal mine, the raw materials can be widely obtained, the cost is low, a great amount of coal gangue can be treated, therefore, the environmental pollution is reduced, and the social benefit and the economic benefit are obvious.
Owner:HUAINAN DONGCHEN GROUP

Method for preparing papermaking dry strengthening agent

The invention discloses a method for preparing a papermaking dry strengthening agent. The method comprises the following steps of: dissolving a mixture of 0.5 to 2.5 weight percent of modified starch and polyanionic cellulose by using pure water; then adding a copolymerized blended monomer consisting of acrylamide, acrylic acid or ester thereof, carboxylic acid ester and acrylonitrile into the mixture solution; after the substances are mixed completely, raising the temperature of the mixture to between 30 and 60 DEG C, and reacting the mixture for 1 to 3 hours at the temperature; adding pH regulator to regulate the pH value of the mixture to between 5.5 and 7, and adding cross-linking prevention agent, reaction inhibitor, regulator and multi-element composite catalyst in the reaction under the pH condition by adopting a one-step grafting copolymerization reaction technology respectively; and performing ageing reaction after the grafting copolymerization reaction is completed, adding acuring agent in the ageing reaction process, heating the reactants to the temperature of between 65 and 78 DEG C, and obtaining the papermaking dry strengthening agent after ageing for certain time. The papermaking dry strengthening agent can remarkably improve the dry strength and the tearing strength of paper.
Owner:JIANGMEN GAOLIYI TECH IND

Traditional Chinese medicine composition

The invention belongs to the field of traditional Chinese medicines and in particular relates to a traditional Chinese medicine composition consisting of the following traditional Chinese medicines by weight: 10-15g of garter snake, 10-30g of bright frankincense, 10-30g of myrrh, 10-30g of tuberculate speranskia herb, 10-25g of clematis root, 10-20g of root-bark of chinese hydrangeavine, 10-20g of divaricate saposhnikovia root, 10-20g of root of doubleteeth pubescent angelica, 5-10g of common monkshood mother root, 5-10g of kusnezoff monkshood root, 10-30g of cassia twig, 5-20g of rhizoma drynariae, 5-20g of coptis root, 5-25g of leaf of indigwoad, 5-15g of mirabilite, 15-30g of dandelion, 10-15g of fructus forsythiae, 5-10g of oriental waterplantain rhizome, 5-15g of rhizoma corydalis, 5-15g of bark of oriental variegated coralbean, 5-20g of root of largeleaf gentian, 5-10g of pricklyash peel, 10-20g of common flowering quince fruit, 5-10g of safflower, 5-20g of rhizoma cibotii, 5-20g of Himalayan teasel root and 10-20g of rhizome of Sichuan lovage, wherein all the traditional Chinese medicines are ground into powder which is added into melt beeswax, and the powder and the beeswax are stirred uniformly to prepare a product for external application. The traditional Chinese medicine composition provided by the invention has the characteristics of strong pertinence, quick effect, safety and no toxic or side effect, and can be used for treating lumbar disc herniation, cervical spondylosis, rheumatic arthritis and the like.
Owner:HANGZHOU CITY XIHU DISTRICT JINYUN CULTURAL GOODSCOMML FIRM

Aloe extract and preparation method thereof

InactiveCN104544040AExpansion of medicinal raw material resourcesAdequate sources of raw materialsCosmetic preparationsToilet preparationsAloe ExtractRaw material
The invention discloses an aloe extract and a preparation method thereof, relates to a natural extract prepared from plants and belongs to the field of health care products. The preparation method is characterized by comprising the following steps: adding fresh aloe slices to a multifunctional extracting tank, adding distilled water or de-ionized water in the ratio of 1 to 1 according to the weight of the fresh aloe slices, collecting aloe volatile oil for later use, reducing temperature inside the tank to be less than 40 DEG C after the aloe volatile oil is completely distilled, and releasing the distilled aloe slices; extracting aloe juice from the aloe slices and carrying out processes of concentrating, sterilizing the concentrated aloe juice at low temperature of minus 60 DEG C, and packaging the concentrated aloe juice with a plastic thin film material in a vacuum environment so as to obtain the aloe extract. The aloe extract disclosed by the invention has the following beneficial effects: by preparing the aloe extract from fresh aloe, the medicinal raw material resource of the aloe is widened, so that the aloe raw material source is sufficient and guaranteed; and by taking the fresh aloe as raw material, the raw material cost is reduced; the prepared extract is high in yield, and the production technology is advanced and is suitable for modern industrial production.
Owner:马倩

Preparation method and application of copper metal organic framework derived porous carbon composite material

The invention discloses a preparation method and application of a copper metal organic framework derived porous carbon composite material. The preparation method comprises the following steps: 1) preparing a copper metal organic framework compound MOF; 2) performing high-temperature carbonization on the copper metal organic framework compound MOF to generate a copper metal organic framework derived porous carbon composite material; wherein the copper metal organic framework derived porous carbon composite material prepared by the preparation method is used as a photocatalyst to be applied to light degradation reaction of organic dye. The preparation method disclosed by the invention is sufficient in raw material source, low in production cost, suitable for expanded production requirements and convenient for industrial production; the copper metal organic framework derived porous carbon composite material prepared by the preparation method is used as a photocatalyst to be applied to a photodegradation reaction of organic dye, and has strong catalytic degradation capability on the organic dye methyl violet; and the copper metal organic framework derived porous carbon composite material has good cyclic utilization capability and good stability.
Owner:GUANGDONG MEDICAL UNIV
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