31results about How to "Reduce storage environment requirements" patented technology

The invention provides a freeze-drying preservation method for bacteriophage. The method comprises the steps that bacteriophage liquid and a bacteriophage preservation protecting agent are mixed to be uniform to be prepared into freeze-dried bacteriophage powder, and the freeze-dried bacteriophage powder is preserved in ampoules in a sealing mode under the aseptic condition. The freeze-drying preservation method for the bacteriophage is reasonable and convenient to apply, and the bacteriophage can be preserved at room temperature or refrigerated, is low in requirement for the preservation environment and good in adaptability and can be preserved for a long term.

The invention provides a preservation method for bacteriophage. The preservation method comprises the steps that bacteriophage liquid and a bacteriophage preservation protecting agent are mixed to be uniform to obtain a bacteriophage stock solution, and then the bacteriophage stock solution is subpackaged into ampoules to be sealed and cryo-preserved at room temperature or the temperature of 2 DEG C to 7 DEG C. The preservation method for the bacteriophage is reasonable and convenient to apply, and the bacteriophage can be preserved at the room temperature or refrigerated, is low in requirement for the preservation environment and good in adaptability and can be preserved for a long term.

The invention relates to an optical fiber patch cord for high-power laser transmission. The optical fiber patch cord for high-power laser transmission comprises a collimating lens, an insertion core, an insertion core sleeve, a nut and an optical fiber. The optical fiber patch cord for high-power laser transmission is characterized in that one end of the insertion core is fixed to the insertion core sleeve, a hole with the same diameter as the optical fiber is formed in the center of the end, fixed to the insertion core sleeve, of the insertion core, the insertion core and the nut are connected together through the insertion core sleeve, the optical fiber penetrates through the insertion core sleeve and is fixed in the hole of the insertion hole, the collimating lens is fixed to the other end of the insertion core, and the focus of the collimating lens is located at the center of the end face of the optical fiber. The optical fiber patch cord for high-power laser transmission is mainly applied to a transmission system for high-power light. Compared with a traditional optical fiber patch cord, the optical fiber patch cord for high-power laser transmission has the advantages of being good in repeatability, high in reliability, low in environmental influence, long in service life and the like.

The invention provides a powdery plaster coating with artistic texture for inner and outer walls. The powdery plaster coating is prepared from raw materials as follows: hydroxy propyl cellulose, wood fiber, dispersible resin powder, white cement, calcite in powder, quartz sand, titanium dioxide, modified starch and toner. The powdery plaster coating has the advantages as follows: 1, the coating contains no water, so that transportation cost is reduced, and transport capacity resource is saved; 2, the coating packaging is a renewable paper bag, has low cost and can be recycled; 3, the coating is not prone to getting mildewed, is long-acting and reliable and is harmless to environment and body health; 4, the coating has natural artistic texture.

The invention discloses Chinese gooseberry yoghurt powder and a production method thereof. The formula of the yoghurt powder comprises 25-35 parts of Chinese gooseberry powder, 10-14 parts of red rice, 3-5 parts of apricot, 5-7 parts of semen juglandis, 50-70 parts of milky powder and 0.01-1 part of ferment powder. The production method comprises the following steps: 1) mixing red rice with almonds and semen juglandis, cooking, softening, airing and crushing to obtain mixed material powder, mixing with Chinese gooseberry powder to obtain Chinese gooseberry compound powder; 2) uniformly mixing a small amount of milky powder with ferment powder, and then mixing with residual milky powder and Chinese gooseberry compound powder, wherein the full mixing time of materials is not less than 20 minutes; and 3) packaging by a sterile vacuum bag, and inspecting the viable count of the product, wherein the viable count is greater than or equal to 109cfu (colony-forming unit)/g. The Chinese gooseberry yoghurt powder is great in viable count, natural and pure and rich in nutrition, can be fermented by the customers according to dietary habits of consumers at any time, and is fresh and delicious, relatively convenient to store and less in nutritional loss.

The invention belongs to the field of optics, particularly provides a Fano resonance-based surface-enhanced Raman sensing substrate and a production method thereof, and aims to solve the problems of complicated production, high cost and the like of the existing surface-enhanced Raman sensing substrate. According to the surface-enhanced Raman sensing substrate, Fano resonance with asymmetric curve characteristics is generated through resonance coupling of localized surface plasmas between the nanospheres and the gold film and a mirror surface imaging field effect; the nanospheres and the gold film are chemically connected by using avidin and biotin so that a binding force is strong, and the nanospheres and the gold film are stable and not easy to fall off; and in addition, the spectral position and intensity of the Fano dip can be regulated and controlled by changing parameters such as the sphere diameter of the nanospheres and the distance between the nanospheres and the gold film. In conclusion, the surface-enhanced Raman sensing substrate provided by the invention has the advantages of simplicity in production, high sensitivity and good uniformity, and can be used for producing a large-size array structure.

The invention discloses a test paper bottom plate applied to an in vitro diagnostic reagent, and the bottom plate comprises a plastic card, an acryl pressure-sensitive adhesive film and a plastic release film, wherein the outer wall of one side of the plastic card is provided with the acryl pressure-sensitive adhesive film. The preparation method comprises the following steps: 1, arranging the plastic card; 2, coating a plastic release film; 3, performing rolling and bonding; 4, performing product packaging. The test paper bottom plate is safe and reliable, has the advantages of convenience intransportation, capability of being stored at normal temperature, saving of the constant-temperature storage cost, no bending after downstream use and drying and reduction of defective products, andadopts the PVC, PS, PET, foam board and biodegradable material composite plastic release film; the plastic release film has the advantages of no water loss characteristic, so the straightness of the material before and after baking is achieved, and the productivity of a client is greatly improved; meanwhile, defective products are reduced, the straightness of materials which are not affected by the temperature and humidity storage environment is effectively improved, and the requirement for the downstream storage environment is effectively lowered.

The invention discloses a bright red glaze for ceramics, and a preparation method thereof, and relates to the technical field of ceramic glazes, wherein the bright red glaze is prepared from the following components by weight: 30-50 parts of potassium feldspar, 18-38 parts of quartz, 6-13 parts of marble, 8-15 parts of kaolin, 6-10 parts of transparent frit, 50-70 parts of water, 2-8 parts of bright red pigment and 1-3 parts of red corallite powder. According to the invention, cadmium carbonate is replaced with the red corallite powder as the fluxing agent, wherein the main component of the red corallite powder is CaCO3, so that the requirement on the storage environment of the red corallite powder is low, and the storage cost of the raw materials is saved; the red corallite powder has redattribute, so that the use of the bright red pigment is reduced so as to further reduce the cost; by using the red corallite powder to replace cadmium carbonate, the toxic substances such as cadmiumcompounds, cadmium dust and the like cannot be generated in the processing process so as to further improve the processing environment quality and ensure the body health of operators.

The invention discloses a manufacturing method of three-dimensional dried red lilies. The manufacturing method comprises the following steps that (1) an embedding medium is made, specifically, the embedding medium comprises fine sand, silica gel and edible salt, and the fine sand, the silica gel and the edible salt are evenly stirred and prepared for standby application; (2) specimen collection isconducted, specifically, the red lilies are picked in dry weather, and stems and leaves are settled; (3) specimens are embedded, specifically, a drying container is taken, the embedding medium in thestep (1) is put at the bottom of the container, the plants picked in the step (2) are reversely put onto the embedding medium, the embedding medium is slowly added from an opening of the container until the stems and leaves are covered; (4) drying is conducted, specifically, the drying container covering the plants in the step (3) is put into a drying oven to conduct drying; and (5) specimen making is conducted, specifically, the taken-out plant specimens are put into a transparent glass container, gelatin is injected, and the container is sealed for storage.

The invention provides an extinguishant and a preparation method and application thereof. The extinguishant comprises, by weight, 35-55% of potassium carbonate, 0.5-5% of APG and 40-60% of water. The preparation method includes the steps: a), adding the potassium carbonate into water, and stirring to enable the potassium carbonate to be dissolved so as to obtain a potassium carbonate solution; b), adding the APG into the potassium carbonate solution, and stirring prior to cooling and settling to obtain the extinguishant. The application of the extinguishant is used for extinguishing fire caused by vegetable oil. The extinguishant is simple to prepare, low in production cost, good in extinguishing effect and safe and non-toxic.

The invention discloses a foot massager and an assembly method thereof. The foot massager comprises die-casting supporting frames and a connection rod, bearing holes are formed in one time, bearings sleeve two ends of each massage rod and are inserted into the bearing holes in the connection rod and the supporting frames, a semi-finished product of the foot massager is obtained after all massage rods are mounted by insertion, then fixing rods sequentially penetrate the supporting frames, the connection rod and through holes of the supporting frame to be fixed by screws, and anti-slip damping seats are mounted at bottoms of two ends of each of the two supporting frames and the connection rod to obtain the foot massager. The foot massager is durable, continuous in massage and promising in market prospect.

The invention discloses a conductive composite material and a preparation method and application thereof. The preparation method comprises the following step: carrying out spiral extrusion treatment on a mixture of the carbon nanotubes and the fluorine-containing polymer to obtain the conductive composite material. The conductive composite material is prepared by adopting a dry method and can be directly used for preparing the battery positive electrode slurry, a dispersing agent and a solvent do not need to be introduced in the preparation process, the production cost is low, the preparation condition is simple and mild, the production efficiency is high, and the prepared conductive composite material is solid, low in storage environment requirement and low in packaging, transportation and storage cost.

The invention discloses a manufacturing method of three-dimensional dried globeflowers. The manufacturing method comprises the following steps that (1) an embedding medium is made, specifically, the embedding medium comprises fine sand, silica gel and edible salt, and the fine sand, the silica gel and the edible salt are evenly stirred and prepared for standby application; (2) specimen collectionis conducted, specifically, the globeflowers are picked in dry weather, and stems and leaves are settled; (3) specimens are embedded, specifically, a drying container is taken, the embedding medium inthe step (1) is put at the bottom of the container, the plants picked in the step (2) are reversely put onto the embedding medium, the embedding medium is slowly added from an opening of the container until the stems and leaves are covered; (4) drying is conducted, specifically, the drying container covering the plants in the step (3) is put into a drying oven to conduct drying; and (5) specimenmaking is conducted, specifically, the taken-out plant specimens are put into a transparent glass container, gelatin is injected, and the container is sealed for storage.

The invention discloses a mechanical full-range pointer type liquid level device comprising an instrument box (1), an instrument pointer (2), an instrument panel (3), a magnetic steel assembly (4), an O-shaped ring (5), a sealing block (6), a rotary fixing table (7), a spiral plug pin (8), a floating block (9), a spiral rod (10), a rotary shaft sleeve (11), a rotary shaft (12), a gear box (13), a spiral rod gear (14), a rotary shaft gear (15), a circular through hole A (16), a rectangular through hole B (17) and a stainless steel rotary block (18). Buoyancy generated by up-and-down change of the liquid level surface is used as a power source, and the up-and-down positions of the floating block on the screw rod are changed to realize rotation of the screw rod, so that the gear at the lower end of the screw rod is driven, and power is transmitted to the rotating shaft to drive the magnetic steel and the pointer at the top end of the rotating shaft. Therefore, the function of liquid level reading is realized. The device is small in basic structure size, convenient to install, large in measurement range, small in machining difficulty and low in cost.

The invention discloses an anti-mildew paperboard and a preparation method thereof. The preparation method comprises the steps that 1, styrene-acrylic emulsion, nanometer titania, iron sesquioxide, carboxymethylcellulose, polyvinyl alcohol, talcum powder and water are mixed and molten, and a mixture M1 is prepared; 2, a paperboard is coated with the mixture M1 prepared in the step 1, and the anti-mildew paperboard is prepared, wherein the mixture M1 is prepared from 100 parts by weight of styrene-acrylic emulsion, 0.5-3 parts by weight of nanometer titania, 3-8 parts by weight of iron sesquioxide, 3-10 parts by weight of carboxymethylcellulose, 1-5 parts by weight of polyvinyl alcohol, 5-20 parts by weight of talcum powder and 10-30 parts by weight of water. By means of the design, the effects that mildewing can be effectively prevented, the use cost of the prepared paperboard is greatly reduced, and the preservation cost is reduced are achieved.

The invention discloses a herbarium embedding agent and applications thereof. The herbarium embedding agent comprises following components in percentage by volume: 45 to 60% of fine sand, 30 to 45% ofsilica gel, and 5 to 10% of edible salt, preferably, 50% of fine sand, 40% of silica gel, and 10% of edible salt. The raw materials are mixed and evenly stirred to prepare the embedding agent. The provided embedding agent is used to prepare herbariums, organic substances in plants such as pigments can be well maintained; the original shapes of plants can be shown from all directions, the originalbeauty of plants can be maintained; the herbariums are used for scientific display or used as ornaments; the manufacturing technology is simple, and the requirements on the storage environment are low.

The invention relates to a reusable plastic bobbin which is made of ABS engineering plastic in an injection molding manner. The reusable plastic bobbin comprises two same semi-barrel bobbin bodies which are buckled. Each semi-barrel bobbin body is provided with weight losing reinforcing ribs, anti-skidding lines, a fastening winding groove, an anti-malposition clamping groove and a quick clampinggroove combination. The anti-malposition clamping grooves are located on the outer sides of the two straight edges of arc faces of the semi-barrel bobbin bodies. Each quick clamping groove combinationcomprises a quick clamping groove and a quick elastic snap joint matched with the quick clamping groove, the two quick clamping grooves are located at the two ends of one straight edge of the arc face of the corresponding semi-barrel bobbin body, and the two quick elastic snap joints are correspondingly located at the two ends of the other straight edge of the arc face of the corresponding semi-barrel bobbin body correspondingly. The reusable plastic bobbin has the beneficial effects that due to the fact that the bobbin is formed by buckling the two semi-barrel bobbin bodies of the same structure, each semi-barrel bobbin body is provided with the anti-skidding lines, the fastening winding groove, the anti-malposition clamping groove, the quick clamping groove combination and the weight losing reinforcing ribs, a user can quickly demount and mount the reusable plastic bobbin, the product quality stability is improved, the production, transportation and storage cost is reduced, and energy conservation and environmental protection are better achieved.

The invention provides a composite photoelectric coded disc device, and relates to the technical field of photoelectric coded disc devices. An optical dial and an optical coded disc are glued to forma composite coded disc by using an optical special processing technology so that an outer ring scribed line and an inner ring scribed line are positioned on the inner side of the composite coded discto protect the scribed lines; the storage environment requirements of the optical dial and the photoelectric coded disc are reduced, and the phenomena of mildew and fogging of the photoelectric codeddisc are reduced. The composite coded disc can enable the optical dial and the optical coded disc to rotate coaxially, the technical effect that one disc has multiple purposes is achieved, and opticalsignal output is completed through cooperation of 360 scribed line areas of the outer ring of the composite coded disc, the optical microscopic system and the ocular lens set. Moire fringes are generated through relative movement between 720 scribed line areas of an inner ring of the composite code disc and the indication grating, then received by the photoelectric converter and outputted as sineand cosine electric signals with the phase difference of 90 degrees. Coaxial output of photoelectric signals is achieved so that connecting shaft errors are avoided, and stability of output signals is guaranteed.

The invention discloses Arisaema cum bile. The Arisaema cum bile is prepared from the following components in parts by weight: 10 parts of processed Arisaema cum bile and 3 parts of bile paste powder,wherein the processed Arisaema cum bile is a processed product of Arisaema cum bile, and bile paste powder is powder formed by concentrating and drying bile of cattle, sheep or pigs. A preparation method of the Arisaema cum bile comprises the following steps: S1, crushing: crushing the processed Arisaema cum bile into fine powder by using a crusher, and sieving the fine powder by using an 80-meshsieve for later use; S2, mixing: adding 30 kg of the bile paste powder into every 100 kg of the fine powder of the crushed processed Arisaema cum bile, putting the fine powder and the bile paste powder into a stirrer, adding a proper amount of water, carrying out uniform mixing, and performing kneading to obtain coarse granules for later use, wherein the kneading is terminated until the coarse granules can be made into a ball through grasping by the hand and the formed ball is scattered immediately after being thrown; and S3, steaming: steaming the mixed materials in a vacuum gas phase replacement type herbal medicine infiltrating machine for 60 minutes until the materials are thoroughly steamed, taking out the steamed materials, and transferring the steamed materials into a drying room.The invention aims to provide the Arisaema cum bile and the preparation method thereof. As the preparation method and corresponding production equipment are combined for production of the Arisaema cumbile, a production period is short, and requirements on auxiliary materials and the production environment are low.