143results about How to "Meet health requirements" patented technology

The invention discloses single component air-drying water-based rust inhibiting primer with curtaining capacity and used for an electrical equipment housing. The primer comprises components in percentage by weight as follows: 30%-50% of water-based resin, 1%-5% of a wetting dispersant, 0.1%-1% of a pH regulator, 5%-15% of rust inhibiting pigment, 15%-30% of pigment packing, 1%-8% of a coalescing agent, 0.5%-1.5 % of a wetting levelling agent, 0.5%-2% of a flash rust remover, 0.1%-1.5% of an antifoaming agent, 0.5%-2% of a thickener, 0.1%-1% of a mould-proof sterilizing agent and 5%-20% of deionized water. The invention further discloses a preparation method of the water-based rust inhibiting primer. The water-based rust inhibiting primer has lower film forming temperature, any cross-linking agent and curing agent is not required to be added, the primer can be rapidly dried and cured at normal temperature or a low-temperature baking environment ranging from 50 DEG C to 80 DEG C, construction is simple and convenient, and the product performance is comparable with that of solvent based paint.

The invention belongs to the technical field of floor paint, and particularly relates to solvent-free epoxy self-leveling floor paint, a preparation method thereof and a using method thereof. The solvent-free epoxy self-leveling floor paint comprises a solvent-free epoxy primer, leveling blanket paint and surface coating paint. When construction is performed, components in the solvent-free epoxy primer, components in the leveling blanket paint and components in the surface coating paint are respectively mixed uniformly, and coated in order on a pretreated floor to form a priming coating, a leveling coating and a surface coating. The floor surface formed by the floor paint generates diffuse reflection to light with soft luster and high comfort. The floor formed is stereoscopic and highly decorative, and has good skid resistance and wear resistance. Highly-stereoscopic floors with various patterns and colors can be manufactured by the floor paint and the using method.

The invention discloses a control method and device for an air conditioner with a fresh air system. The method comprises the steps that carbon dioxide concentration and temperature information in the space where the air conditioner is located are obtained; and according to the obtained carbon dioxide concentration and temperature information, the fresh air volume of the fresh air system of the air conditioner is controlled. The control method and device solve the problems that in the prior art, an air conditioner with a fresh air system cannot meet the requirement of a user for comfort while fresh air is supplied; and intelligent control is improved, and the user experience degree is further improved.

The invention discloses fruit yoghurt with balanced nutrition and a production method thereof. Each 100kg of fruit yoghurt comprises 3.0 to 5.0kg of oligosaccharide, 1.0 to 2.5kg of xylitol, 4.0 to 10.0kg of fruit grains or jam, 0.08 to 0.12kg of fish oil microcapsule(DHA), 0.2 to 0.6kg of thickener, 0.005 to 0.015kg of sucralose, 0.01 to 0.03kg of flavoring essence and the balance of raw milk and starter. The method for producing the fruit yoghurt comprises the following steps of: 1, inspection of raw milk; 2, mixing; 3; constant volume; 4, preheating; 5, degassing; 6, homogenization; 7, sterilization; 8, cooling; 9, inoculating fermentation; 10, demulsification cooling; 11, addition of fruits and favoring essences; and 12, filling and thus obtaining the product. The fruit yoghurt meets the healthy demands of consumers taking fruit yoghurt; and moreover, the fruit yoghurt meets the nutritional demands as well as healthy demands and has good mouthfeel.

A method for extracting pumpkin seed oil using a water-enzyme method pertains to the vegetable oil extraction technology, including: using pumpkin seed powders with the particle diameter between 0.3mm to 1.5mm after screening, performing buffering liquid enzymolysis under the enzymolysis condition of 15000-30000U of complex enzyme dosage, 1 to 7 of the solution pH value, 2-8h of extraction time, and 20-60 DEG C of extraction temperature; after demulsification by high-speed centrifugation, adding a water solution into the centrifugal liquid, and then adding a demulsifying agent, using a separating funnel for demixing, adding a desiccant, and then obtaining lipid after centrifugation; or adding an organic solvent in the centrifugate, rotarily evaporating the solvent to obtain lipid. The invention has advantages of high oil yield, good lipid quality, simple process equipment, low consumption, less machining programs, and capability of being easy for the industrial production use.

The invention relates to a preparing method of an oolong tea concentrated solution. The preparing method comprises the following steps that firstly, oolong tea leaves are subjected to first-stage charging and extracting; secondly, enzymolysis is carried out, wherein a tea leaf extract solution is subjected to enzymolysis treatment, and wall-breaking enzyme, tannase and protease are used as an enzyme preparation; thirdly, the oolong tea leaves are subjected to second-stage charging and extracting; fourthly, separating and filtering are carried out; fifthly, concentration is carried out, wherein a tea extract solution is concentrated; sixthly, a finished product is sterilized, and thus the finished oolong tea concentrated solution is obtained. According to the method, by means of the synthetic effect of wall-breaking enzyme, tannase and protease with the combination of the tea two-stage charging method, the product yield and production efficiency within the same time can be increased; meanwhile, the oolong tea concentrated solution prepared though the method has high amino acid content with partial ester catechins reserved, and is full in tea sense and mellow in taste, the fresh and mellow sense and the tea sense of oolong tea are intensified, much feature flavor of the oolong tea is reserved, the taste of the oolong tea concentrated solution is upgraded, and diversity of the oolong tea concentrated solution varieties is improved.

The invention relates to a polyurethane top-coat paint and a preparation method thereof, and particularly relates to a polyurethane matt wearable top-coat paint for removing an odor and a preparation method thereof. The polyurethane matt wearable top-coat paint can be applied to office suite furniture, and belongs to the field of a household decorative coating. The polyurethane matt wearable top-coat paint for removing the odor is prepared from a primary agent, a curing agent and a diluent according to the ratio of (1-1.4):(0.5-0.7):(0.7-1.2), wherein the primary agent comprises the following components in parts by weight: 68-80 parts of alkyd resin, 5-10 parts of vinyl chloride-acetate copolymer, 0.5-1.8 parts of dispersant, 0.3-1.5 parts of flatting agent, 0.1-0.5 parts of defoamer, 2-6 parts of anti-settling agent, 2-8 parts of glass powder, 0.5-1 part of wax powder, 2-7 parts of matte powder and 3-8 parts of mixed environment-friendly solvent. The prepared polyurethane matt wearable top-coat paint for removing the odor is not only low in odor after construction, but also good in scratch resistance performance of the film, good in abrasive resistance, and good in environmental performance.

The invention discloses a method for dyeing fabric by natural grape seed extract. The dyeing method comprises: pre-treating fabric blank by scouring enzyme; bleaching by hydrogen peroxide solution with concentration of 27%; preparing dyeing composition; heating the prepared dyeing composition; putting the fabric into the dyeing composition and dyeing; soaping the dyed fabric circularly by soda water; and dewatering and drying the soaped fabric. The method has good environment compatibility, biodegradability and medicament health caring property; can obtain the product with high chroma brilliant color or soft color, meanwhile avoids the serious pollution caused by chemical dye, and meet the requirement of environment protection; can obtain various brilliant high chroma colors and a large number of demitints by multiple dyeing of different times and different colors; and is nontoxic, harmless, has no anaphylaxis or carcinogenicity to skin. The invention can be widely used for producing high-grade real silk product, health caring underwear, hometextile product, and ornaments.

The invention discloses an environment-friendly building waterproof paint with a low content of VOC (volatile organic compound) and a preparation method thereof. The paint comprises the following components in parts by weight: 3 to 6.5 parts of water, 0.01 to 0.05 part of thickening agent, 0.25 to 0.55 part of dispersant, 0.4 to 0.8 part of antifoaming agent, 0.05 to 0.25 part of multifunctional auxiliary agent, 0.05 to 0.15 part of antiseptic, 3 to 6 parts of titanium dioxide, 25 to 45 parts of filling material, 30 to 60 parts of emulsion, and 1 to 2 parts of rheological additive. The paint is prepared by a ternary compounding technology, which compounds three components: low-VOC pure acrylic emulsion, low-VOC vinyl acetate-ethylene emulsion, and soap-free organic silicon rubber emulsion; a VOC-free composite rheological system blending technology and a composite silver ion sterilizing and anticorrosion technology. The paint has the advantages of low VOC content, green, no toxicity, high strength, convenience in construction, and stableness in storage.

The invention discloses a cultivating method of a laying hen with low egg yolk cholesterol content. The cultivating method of the laying hen with the low egg yolk cholesterol content comprises the following steps: 1, using deoxyribonucleic acid (DNA) sequence containing very low density lipoprotein receptor (VLDLR) gene of the laying hen as a template, designing a primer, and using polymerase chain reaction(PCR) to restriction fragment length polymorphism (RELP) method to conduct sample hen individual genotyping; 2, using a gene effect analysis model to determine select and remain genotype; 3, establishing a family of cock and hen individuals conforming to the select and remain genotype; 4, extracting DNA of offspring of hens of a select and remain genotype family, using the primer in the step 2 to conduct PCR-RFLP analysis, and selecting and remaining hens of the select and remain genotype in the step 2; 5, repeating the step 3 and the step 4 subculture and seed selection at least three generations, and obtaining laying hens with the low egg yolk cholesterol content. The cultivating method of the laying hen with the low egg yolk cholesterol content adopts a VLDLR gene molecular marker assisted select breeding method, egg yolk cholesterol contents of the cultivated laying hens can decrease more than 20 percentages compared with the original level.

The invention discloses a new composite poultry depilatory and the method for making and using the same, mainly to solve problem of difficulty to remove small hair from pig head, hog hoofs, and other poultries. The product comprises rosin glycerine cream, animal oil and fat and ceresin wax, and is characterized by high hair removing rate, safe, non toxic and convenient usage.

The invention relates to a room air exchange system which includes the air outlet, the inlet scoop, the air detecting module and the air adjusting module. The air detecting module includes at least one or combination of the air quality sensor, the sensor for CO2, the mill dust sensor and other sensors; the air adjusting module includes at least the whole heat exchanger used for the air clear between the room and out, also it includes at least one or combination of the de-dusting module, the ultraviolet radiation module and the anion module. The system is science and accuracy to clear the room air. The system can be used independently and installed on indoor machine of the air conditioning or combined with the central air conditioning system.

The invention provides an operation control method, a compressed air heat exchange system and a readable storage medium. The operation control method of the compressed air heat exchange system comprises the steps of responding to an obtained regulating instruction, and configuring the opening degree of an air valve according to the relationship between the air inlet temperature and the set temperature of a room to regulate the flow of airflow flowing out from an air outlet and entering a first channel through a bypass pipeline, wherein the regulating instruction is used for regulating the airinlet temperature of the air inlet, and the regulating rate of the air inlet temperature is positively correlated to the opening degree of the air valve. By executing the technical scheme, on one hand, the air blowing discomfort caused by excessively-low and excessively-high air inlet temperature to a user can be lowered; on the other hand, fresh air supply is achieved, and on the premise of the high outdoor air quality, the quality of air inside a room is improved; on the other hand, circulation of air inside the room can be facilitated, and therefore a temperature field is more uniform.

The invention relates to special environment-friendly bright finishing coat with an anti-bacterial function for children as well as a preparation method thereof. The special environment-friendly bright finishing coat with the anti-bacterial function for children is prepared from the following components of main paint, a curing agent and a diluent by weight ratio of (0.8-1.2):(0.8-1.2):(0.2-0.4). The main paint is prepared from the following components in parts by weight: 40-70 parts of synthetic fatty acid resin, 10-20 parts of coconut oil modified alkyd resin, 10-30 parts of aldehyde ketone resin with solid content of 60-80%, 0.1-1 part of a defoamer, 0.5-2 parts of a flatting agent, 0.2-1 part of a wetting agent, 0.5-1 part of high oxidation state nano silver ionic liquor, 0.1-0.3 part of a drier and 5-15 parts of an environment-friendly mixed solvent. The special environment-friendly bright finishing coat with the anti-bacterial function for children is not only environment-friendly and healthy and prevents generation of harmful substances to physical health of children, but also can form a coating with the anti-bacterial function on the surface of a coated object after coating so as to protect the physical health of children.

The invention discloses a build-up board for buildings, which is characterized in that the build-up board comprises a bottom layer (1), a lower reinforcing mesh (2), an intermediate layer (3), an upper reinforcing mesh (4) and a top layer (5), wherein the bottom layer (1), the intermediate layer (3) and the top layer (5) are prepared by standing and drying the mixed raw materials prepared according to certain proportion. The build-up board is prepared by the following steps: firstly, tightly pressing the bottom layer (1), the lower reinforcing mesh (2), the intermediate layer (3), the upper reinforcing mesh (4) and the top layer (5) in sequence into an integrated structure; and then standing the build-up board for at least 10h at the temperature of over 20 DEG C. The build-up board is of multilayer structure and has low cost and the functions of far infrared radiating, bacteria resisting and deodorizing.

The invention relates to a compound type poultry depilating agent prepared from the following components in parts by weight: 65-75 parts of food grade glycerol ester of rosin, 22.5-29 parts of food grade paraffin, 0.5-1.5 parts of food grade silicone grease and 5-10 parts of animal fat. The materials adopted in the invention meet specifications in national food safety, a product after poultry is processed completely meets specifications in the national safety standard, and the product is clean and non-toxic and can completely meet health requirements of consumers. The depilating agent disclosed by the invention has the advantages of low melting point, short melting time, easiness for operation and applicability to large-scale production.

The invention relates to a low-odor polyurethane open white primer and a preparation method thereof. The low-odor polyurethane open white primer is formed by mixing a main agent, a curing agent and a diluent by a mass ratio of (1-1.4):(0.5-0.7):(0.6-1), wherein the main agent, the curing agent and the diluents are respectively prepared from the following components in part by weight: the main agent comprises the following components in part by weight: 45-55 parts of alkyd resin, 0.1-0.5 part of a dispersing agent, 0.1-0.5 part of a defoaming agent, 3-7 parts of zinc powder, 0.2-0.6 part of bentonite, 2-7 parts of calcium carbonate, 18-25 parts of titanium dioxide, 2-7 parts of talcum powder, 10-15 parts of a mixed environment-friendly solvent, and 0.1-0.3 part of a drier. The prepared low-odor polyurethane open white primer has low odor after construction, a primer film can permeate on wood patterns well, and the covering capability and the environment protection property are good.

An antistaling method for the carved or processed fresh vegetable or fruit features that said carved or processed fresh vegetable or fruit is immersed in the antistaling agent which is an aqueous solution prepared proportionally from edible acetic acid, edible, citric acid, cane sugar, calcium chloride, and chitosan. Its advantages are high antistaling effect (6-10 months) and edible.

The invention particularly relates to a special antimicrobial-function environment-friendly matte finish paint for children and a preparation method thereof. A main paint of the finish paint is prepared from the following raw materials in parts by weight: 40-70 parts of synthetic fatty acid resin, 10-20 parts of coconut oil modified alkyd resin, 10-30 parts of aldehyde ketone resin solution with the solid content of 60-80%, 0.1-1 part of defoamer, 0.5-2 parts of leveling agent, 0.2-1 part of humectant, 1-9 parts of matting agent, 0.5-2 parts of wax powder, 0.5-1 part of high-oxidation-state nano silver ion solution, 0.1-0.3 part of drier and 5-15 parts of environment-friendly mixed solvent. The paint is environment-friendly and healthy, avoids the generation of substances which are harmful to good health of children, can form an antibacterial-function coating on the surface of the coated substance, and prevents secondary pollution. Besides, the paint can be directly used on a wood substrate, can not generate the phenomena of shrinkage and sinking of the paint film, and has the advantages of favorable hardness, favorable wear resistance and the like.

The invention discloses a production method for a catching agent lowering formaldehyde in a wood board. The catching agent comprises, by weight, the following raw materials of 450 to 500 parts of formaldehyde aqueous solution with 37 percents of weight concentration, 430 to 500 parts of carbamide, 50 to 60 parts of melamine, 160 to 180 parts of flour, 13 to 15 parts of ammonium chloride and 88 to 100 parts of volatile oil formaldehyde catching agent. The volatile oil formaldehyde catching agent is one kind of volatile oils extracted from maple leaves, cryptomeria fortunei leaves, pine leaves and Japan cypress leaves or a mixture of any two kinds of the volatile oils. The producing steps of the catching agent lowering formaldehyde in the wood board are a strong acid stage, a weak base stage, a weak acid stage, a glue solution modulating stage, a board producing technology stage and performance test in sequence. The key of the production method for the catching agent lowering formaldehyde in the wood board is that through an original structure of modified urea resin, the formaldehyde emission is reduced, the volatile oil formaldehyde catching agent and modified urea-formaldehyde resin adhesive are added in the producing process of the board, free formaldehyde in the producing process is absorbed, and the formaldehyde emission is further reduced. The produced board through the production method for the catching agent lowering formaldehyde in the wood board has the advantages that the formaldehyde emission is slow, the adhesiveness is good, and the production cost is low.