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797 results about "Cotton balls" patented technology

Full-function liquid medicine preparation intelligent robot and medicine preparation method thereof

The invention discloses a full-function liquid medicine preparation intelligent robot and a medicine preparation method thereof. The full-function liquid medicine preparation intelligent robot comprises a shell, a medicine rack, a bottle taking mechanical arm, a liquid pumping mechanical arm, a bottle clamping mechanism and a liquid medicine shaking device, and is characterized in that: the shellis provided with an operating door with a seal; the medicine rack is arranged in the shell and corresponds to the operating door; the medicine rack has a rotary structure with more than two side faces; and each side face of the medicine rack is provided with accommodating areas for different medicines, and an indoor constant temperature and disinfecting cotton ball accommodating area. The intelligent robot has the property of full functions of preparing medical liquid, nutrient solution and chemical therapy medicines, radically changes the traditional mode of preparing cytotoxic medicines andthe manual preparation environment, has the characteristics of accurate liquid preparation, sterile preparation process and no cross-infection, protects the health safety of medical workers, avoids the leakage of the cytotoxic medicines, is environment-friendly, and saves cost of hospital medication and labor cost.
Owner:衡阳桑谷医疗机器人有限责任公司

Absorbent personal care and/or cleansing product for cosmetic and/or dermatological applications comprising at least one absorbent sheet

ActiveUS20060019571A1Superior in retaining fluidCosmetic preparationsToilet preparationsPersonal careMedicine
The present invention relates to an absorbent personal care and / or cleansing product for cosmetic and / or dermatological applications comprising at least one non-woven absorbent sheet comprising 10 to 100 wt. % lyocell fibers and 0 to 90 wt. % of at least one other natural, man-made natural and / or synthetic fiber, wherein the lyocell fiber has a fiber titer in the range from 0.5 to 3.5 dtex, wherein the absorbent sheet has a basis weight in the range from 20 to 500 g / m2, and a tensile strength in the range from 5 to 1000 N / 5 cm in machine direction and in cross direction. Further, the present invention relates to the use of said absorbent product as puffs, pads, wipes, tissues, towels, toweletts, sponges, brushes, cotton balls, gloves, mitts, cotton tip swabs or as a part thereof in cosmetic and / or dermatological applications, in particular as a basis onto which a cosmetic composition and / or dermatological cleansing and / or skin care composition, in particular in the form of a lotion, is being placed and / or into which said composition is being impregnated.
Owner:JOHNSON & JOHNSON GMBH

Cellulosic Particulates and Method of Manufacture and Use Thereof

InactiveUS20090044942A1Reducing substantially preventing passageFluid removalFlushingParticulatesCellulose
Spherical porous and non-porous cellulose particulates for use in sand control as well as stimulation procedures, may be prepared by first dissolving cellulosic materials (such as fibrous cellulose, wood pulp linters, cotton balls and / or paper), in the substantial absence of water or a nitrogen-containing base, in an ionic liquid. The solution is then combined with a cellulose-insoluble liquid to render the spherical particulates. The surface of the cellulosic particulates may be treated with a coating or penetrating layer.
Owner:BAKER HUGHES INC

Method for removing acrylic fingernails

A method and apparatus for removing artificial acrylic finger nails. The apparatus is a kit including a number of cotton balls or pads, a number of rubber finger covers, at least one surgical rubber or latex gloves, and a small quantity of acetone. In the method of the present invention, the user simply wets a cotton ball or pad with the acetone and places it onto the top of a fingernail. One of the ten finger covers is then put over the finger tip and acetone soaked cotton ball or pad. This procedure is then repeated for the remaining digits requiring removal of an artificial acrylic nail. Once this is accomplished, each hand having an artificial acrylic nail removed is placed into one of the two surgical type rubber or latex gloves.
Owner:THOMA MARLENE I

Neural network deep learning-based cloth defect detection method

The invention relates to a neural network deep learning-based cloth defect detection method. The method includes the following steps that: (1) high-speed line scanning imaging is performed; (2) an improved BP neural network cloth defect detection algorithm is adopted to accurately detect cloth defects; and (3) a convolutional neural network deep learning-based cloth defect classification algorithm is adopted to automatically select characteristic information of defect diversity, and non-linear and systematic processing and classification are performed. According to the method of the invention, algorithms such as image correction, splicing and de-noising are realized in an imaging system through a GPU, so that high-speed and high-quality image acquisition can be realized; the improved BP neural network cloth defect detection algorithm is adopted to detect and eliminate interference factors such as dust, dirt, cotton balls and folds; and the convolutional neural network deep learning-based cloth defect classification algorithm is adopted to monitor various kinds of detects in real time, and the classification algorithm can automatically select the characteristic information of defect diversity and carry out non-linear and systematic processing and classification.
Owner:GUANGDONG UNIV OF TECH

Speckle making method for deformation measurement in high temperature environment

InactiveCN101905210ANo reinforcementNo significant change in shapeLiquid surface applicatorsUsing optical meansAlcoholAdhesive
The invention discloses a speckle making method for deformation measurement in high temperature environment, which comprises the following five steps of: 1, preparing a testpiece: processing a to-be-tested testpiece material into the required size, cleaning the surface by using acetone, and wiping and drying by using cotton balls; 2, diluting a liquid component of a high-temperature inorganic adhesive suitable for high temperature with not less than 1,200 DEG C by using alcohol in a ratio of 7:3 in a container, and uniformly stirring; 3, adding 10 weight percent of CoO powder into the diluted liquid component of the high-temperature inorganic adhesive; 4, randomly spotting, spraying or splashing the solution added with the CoO powder on the surface of the cleaned and dried testpiece with a brush or dropper; and 5, standing at room temperature for at least 24 hours, and drying and curing the surface of the tespiece to complete the speckle making. The speckle is high-temperature resistant, and can be used as a carrier of full-field deformation information on the surface of a material in the high temperature environment. The speckle making method has the advantages of novel concept, simple and convenient operation and strong practicability.
Owner:BEIHANG UNIV

Products comprising an applicator and a wax dispersion

This invention concerns products for cleansing and other applications, which products comprise an applicator such as a puff (pouf), pad, sponge, foam, mitt, glove, swab, cotton ball or bar, to which a wax dispersion has been applied. The invention further concerns the manufacture and use of such products.
Owner:JOHNSON & JOHNSON GMBH

Cotton balls, cotton swabs and cotton swab holder

A cotton swab and cotton swab holder, which can be used together in a cotton swab holder assembly. The cotton swab having a shaft and a cotton portion disposed on an end of the shaft. The cotton swab holder having a handle portion; and a cotton swab holding portion connected to the handle portion, the cotton swab holding portion having a mechanism for holding the shaft of the cotton swab. Also provided is a cotton ball including: a cotton body; a wall defining a cavity disposed on an interior of the cotton body; and one of a liquid or gel contained in the cavity.
Owner:BASCHNAGEL ROBERT J

Well treatment operations using spherical cellulosic particulates

InactiveUS8276664B2Reducing substantially preventing passageFluid removalFlushingCellulosePolymer science
Spherical porous and non-porous cellulose particulates for use in sand control as well as stimulation procedures, may be prepared by first dissolving cellulosic materials (such as fibrous cellulose, wood pulp linters, cotton balls and / or paper), in the substantial absence of water or a nitrogen-containing base, in an ionic liquid. The solution is then combined with a cellulose-insoluble liquid to render the spherical particulates. The surface of the cellulosic particulates may be treated with a coating or penetrating layer.
Owner:BAKER HUGHES INC

Human sample matching system

Methods and apparatus for a collecting a human odor or DNA sample (S), analyzing the sample (S) and then determining a good romantic match is disclosed. In one embodiment, a customer purchases an AromaMatch™ Test Kit (14), which comprises a bottle of cleaning solution (20), a cotton ball (22) a sample patch (24), a sample bag (28) and a mailing envelope (30). The user (10) opens the kit (14), cleans a patch of skin somewhere on his or her body, and then applies the patch (24). After wearing the patch (24) for an appropriate time period, the patch (24) is removed, and placed in the sample bag (28). In an alternative embodiment, the user obtains a DNA sample using a cheek swab (42) or a spit cup (43). The user (10) writes his or her password on the sample bag (28) or some other container, and then mails it in the return envelope (30). A laboratory analyzes the sample patch or DNA sample (24), and determines a set of genetic attributes (G1) that are associated with the sample (S). The user (10) receives an analysis report by mail, or views the results of the analysis on a website (18), such as www.AromaMatch.com. In another embodiment, a customized perfume is manufactured that is based on biological agents that are selected to match the set of genetic attributes identified by the analysis. The perfume may be worn to stimulate sexual self-confidence or to enhance the attractiveness of another person.
Owner:SOCIAL FABRIC CORP

Disposable ethyl alcohol cotton swabs and cotton swab boxes which are provided with cotton swab discharging mechanisms and support use of same

The invention discloses disposable ethyl alcohol cotton swabs and cotton swab boxes which are provided with cotton swab discharging mechanisms and support the use of the disposable ethyl alcohol cotton swabs, and relates to medical equipment. The disposable ethyl alcohol cotton swabs comprise cotton swaps (1). one end of each cotton swap (1) is covered by a cotton ball, and the cotton ball is placed in a barrel-shaped infiltrating cavity body (3) with an opening on the upper portion; liquid ethyl alcohol is arranged in the barrel-shaped infiltrating cavity body (3) and is placed in a sealing device capable of being crushed; infiltrating cavity bodies (3) are mutually connected through connecting portions (5) in a curly and chain-shaped mode. Each cotton swab box with a cotton swap comprises a box body (6) provided with a box cover (7) and each box body (6) is provided with a cotton swap discharging mechanism. The disposable ethyl alcohol cotton swabs and the cotton swab boxes which are provided with the cotton swab discharging mechanisms and support the use of the disposable ethyl alcohol cotton swabs have the advantages of being simple in structure and convenient to use, can be conveniently applied to fields such as medicines and cosmetics, are easy to manufacture, convenient to carry and use, and capable of being used after being fetch, and greatly improve the working efficiency of medical workers and the use ratio of materials.
Owner:HEILONGJIANG YUANZHENG MEDICAL TECH

An absorbent personal care product for cosmetic and/or dermatological applications comprising at least one absorbent sheet

The present invention relates to an absorbent personal care and / or cleansing product for cosmetic and / or dermatological applications comprising at least one non-woven absorbent sheet comprising 10 to 100 wt. % lyocell fibers and 0 to 90 wt. % of at least one other natural, man-made natural and / or synthetic fiber, wherein the lyocell fiber has a fiber titer in the range from 0.5 to 3.5 dtex, wherein the absorbent sheet has a basis weight in the range from 20 to 500 g / m 2 , and a tensile strength in the range from 5 to 1000 N / 5cm in machine direction and in cross direction. Further, the present invention relates to the use of said absorbent product as puffs, pads, wipes, tissues, towels, toweletts, sponges, brushes, cotton balls, gloves, mitts, cotton tip swabs or as a part thereof in cosmetic and / or dermatological applications, in particular as a basis onto which a cosmetic composition and / or dermatological cleansing and / or skin care composition, in particular in the form of a lotion, is being placed and / or into which said composition is being impregnated.
Owner:JOHNSON & JOHNSON GMBH

Indoor feeding method for wild silkworm

The invention discloses a method for cultivating wild silkworm in the room. The wild silkworm is put into cultivating device and the temperature and humidity are also controlled according to silkworm age. The invention is characterized in that said cultivating device is equipped with cover and air- change port on the wall, the device is provided with mimeograph paper, and the cultivating method comprises: (1) preparing branch: collecting mulberry twigs with 4- 6 mulberry leaf, covering cut on branch with water cotton ball, and covering outer side with water- proof layer; (2) collecting larva; (3) feeding with mulberry leaves; (4) removing sand; (5) cocooning. The invention is suitable for the growth habit of wild silkworm, realizes cultivation in the room and guarantees survival rate, and it greatly saves working time.
Owner:SUZHOU UNIV

Method for inducing blueberries to root by using liquid culturing media and permeable matrix

The invention discloses a method for inducing blueberries to root by using liquid culture media and permeable matrix, comprising the following steps: (1) preparing rooting culturing media; (2) transferring the healthy and strong blueberry seedlings which are subcultured for 40d and are 3-4 cm high into the rooting culturing media, culturing the blueberry seedlings for 7-10d in the dark and for 12h / d for about 20d under intermitted illumination condition until the blueberry seedlings have 3-7 root systems of 0.5-2 cm long; and (3) transplanting the test-tube blueberry seedlings which are cultured for 30d to root, are 3-6 cm high and have the root length of 0.5-2 cm into the media in which the proportion of turfy soil to moss is 1:1, and managing the blueberry seedlings. The rooting culturing media is prepared according to the following substeps: 1) preparing 0.8 cm*1.2 cm filtering paper balls or defatted cotton balls or 0.2 cm*0.6 cm vermiculites which function as the matrix of the rooting culturing media; 2) preparing rooting culturing solution which has the WPM of 1 / 2, the IBA of 1.0-5.0 mg.L-1, the edible white sugar of 2 percent and the pH value of 5.0-5.2; and 3) adding 6-10 filtering paper balls or defatted cotton balls or 20-30 vermiculites which are soaked by the rooting culturing solution and adding 3-5 ml rooting culturing solution to each culturing bottle and capping the culturing to sterilize according to the routine method. The invention has short rooting period and low production cost, can ensure that 100 percent of the blueberry seedlings can root and over 95 percent of the transplanted blueberry seedlings can survive and realize the rapid industrialized propagation of the blueberry seedlings on a large scale.
Owner:LUDONG UNIVERSITY

Finger wipe containing a composition in a rupturable reservoir

A finger wipe that fits onto one or two human fingers. The finger wipe can be used as a substitute for cotton balls, swabs, and / or gauzes, or as an oral cleaning device. The finger wipe includes at least one reservoir that contains a composition. The composition may be a liquid or a solid. For example, in one embodiment, the composition may comprise a cleaning solution, a pharmaceutical, or a skin-conditioning agent. The reservoir is constructed such that the reservoir can be ruptured. For instance, in one embodiment, the reservoir may be ruptured by squeezing two fingers together. In this manner, the composition is released when desired for use in conjunction with the finger wipe.
Owner:KIMBERLY-CLARK WORLDWIDE INC

Disposable dental floss holder and multi-function thereof

InactiveUS20040035440A1Improve securityMaintain tooth healthGum massageDental flossEngineeringDental floss
The present invention disclosed a disposable dental floss holder and multi-function thereof, comprising a force applied handle and a tooth pick portion in connection with one end of force applied handle, said tooth pick portion having a reversed U shape frame and the floss is mounted on said frame, and more particularly said reversed U shape frame having end rod is in connection with said force applied handle, and side rods are vertically extruded from two ends of said end rod, said dental floss is mounted in between said side rods, and said end rod and said force applied handle are orthogonal to each other making disposable dental floss holder as a T shape pattern; also in between said force applied handle and said side rods it may be formed with angle ranged from 90 degree to 180 degree. Further, said force applied handle at one end may be formed into a sharp tip or dental probe shape, or mounted with a small cotton ball (Q-Tip) to serve the multi-function purposes of the present invention.
Owner:CHENG JUNG

Preparation method of edible mushroom wood plant mother culture medium and product thereof

The invention discloses a preparation method of an edible mushroom wood plant mother culture medium and a product thereof. The preparation method comprises the steps of: 1, with deciduous species wood as raw materials, processing the deciduous species wood into a wood plant; 2, soaking the wood plate in a nutrient solution with nutrients required by the growth of the hypha, fishing out and then dripping water on the surface until no water drops exists; and 3, loading the wood plant prepared in the step 2 into a high-temperature resistant glass bottle, filling in gaps with compost, covering and flattening with the compost, plugging cotton balls, and sterilizing to obtain the edible mushroom wood plant mother culture. The edible mushroom wood plant mother culture has a long storage period and ageing resistance, and can be stored for 3-5 months at a normal temperature of 5-25 DEG C, thereby improving the culture preservation effect by 10 times. The edible mushroom mother seed cultured bythe culture medium has the advantages of vigorous hypha, high survival rate, strong vitality and rapid hypha development.
Owner:刘晋才

Self-decomposition type water surface oil stain adsorption half-ball

The invention discloses a self-decomposition type water surface oil stain adsorption half-ball, and belongs to the technical field of water body remediation. The self-decomposition type water surfaceoil stain adsorption half-ball can realize that when oil stains are absorbed on the water surface, a magnetomotive oil absorption cotton ball automatically floats up under the action of magnetic attraction after adsorbing a certain amount of the oil stains, so that an emulsified liquid decomposing the oil stains is released by extruding an emulsified sponge block by means of extruding a diluent pipe, meanwhile, an elastic wrapping ring piece is wrapped around the magnetomotive oil absorption cotton ball for protection, a magnetic transmission rod automatically extends out by using the magneticattraction effect and goes deep into the magnetomotive oil absorption cotton ball to rapidly suck the emulsified oil stains, on one hand, the oil stains are recycled, and on the other hand, the oil absorption performance of the magnetomotive oil absorption cotton ball is recovered, then the magnetomotive oil absorption cotton ball resets under the action of gravity after magnetic shielding, the oil stains on the water surface continue to be adsorbed, the single-time oil absorption amount can be greatly increased, the oil absorption efficiency and effect are improved, and the water surface oilstain treatment cost is remarkably reduced.
Owner:马鞍山斯博尔机械技术服务有限公司

Breeding and cultivating method for cold tolerant grape

The breeding and cultivating process of cold tolerant grape variety includes the following steps: pollinating the pollen of ussurian grape to blossom of female parent grape to hybridize, collecting the hybrid seed, seeding the hybrid seed, leaving 1 or 2 main vines, overwintering naturally, marking snow line in the grape vine, selecting excellent plant after germination, cutting twigs from the excellent plant as scion, grafting to ussurian grape stock, coating the scion with cotton ball and plastic, injecting water to the cotton ball until the scion survives, collecting the surviving branch before winter, inserting in the next spring for raising seedling, and transplanting. Thus obtained grape variety has high cold tolerance.
Owner:宋金铸

Anti-adversity cotton ball protection type foliage spraying agent for cotton

The adversity-resisting ball-protecting special-purpose foliage spray preparation for cotton is made of adverse resistance regulating material nitro-fulvic acid or proline, low molecular weight organic acid, mineral nutrient elements of nitrogen, phosphorus, potassium, boron, zinc, copper, magnesium, iron and manganese and adjuvant through the compounding process. Said product can improve growth and development process of cotton plant, raise photosynthetic efficiency of cotton plant, raise adverse resistance, promote root system rejuvenation and promote formation of big boll, and can increaseyield by 7.5-28%.
Owner:CHINA AGRI UNIV

Mouse tail vein injection fixing device and using method thereof

The invention relates to a mouse tail vein injection fixing device and a using method thereof. The mouse tail vein injection fixing device comprises a fixator and an object table, the fixator comprises a fixing barrel and a magnet fixing box, the fixing barrel comprises a slit, an annular piece and a barrel door, one end of the fixing barrel is perpendicularly connected with the magnet fixing box, the barrel door is arranged at the other end of the fixing barrel, a tail detecting hole is formed in the barrel door, a square magnet block is disposed in the fixing box, the slit is formed in the fixing barrel, and the annular piece is arranged in the fixing barrel, moves along the slit and is connected with the fixing barrel through a nut and a screw penetrating the slit. By the mouse tail vein injection fixing device, size of the fixing barrel can be adjusted according to body length of a mouse; the mouse tail vein injection fixing device can be adsorbed on any iron-containing plane (such as an isolating wall, a refrigerator and a mouse cage frame) for use, and height and rotating angle can be adjusted freely to find an optimal position, so that distance between the tail of the mouse and eyes of a person is shortened, and injection success rate is increased. In addition, the object table is arranged to cooperate with the fixator, so that convenience is brought to fetching and using of objects like syringes and alcohol cotton balls.
Owner:安徽东石软件科技有限公司

Oil and fat removing and cleaning method for precise, high degree of finish and super clean stainless steel tube

The invention relates to a grease removing method for cleaning a precise, highly-polished, super-clean stainless steel tube, which comprises the following steps: a) setting the flux A in the elongated slot, immersing the tube in the flux, b) drying the tube vertically, immersing it in the water bath, c) cleaning up the tube inside and outside with water with high pressure, d) setting the tube in the ultrasonic cleaning tank, injecting pure water to clean ultrasonically, e) heating and drying the tube with vent, scouring the tube inside and outside with the izar soaked the flux B, cleaning the inner hole through the compressed air blowing the cotton ball. The flux A is the mixed solution of 45-55% xylene, 15-25%toluene,10-20%alcohol isopropylicum and 10-15%interfacial active agent. The invention does not damage the surface precision of the tube, and makes the tube has good surface.
Owner:俞刚

Multifunctional cotton ball and medicine liquid integrated box

The invention relates to a multifunctional cotton ball and medicine liquid integrated box and effectively solves the problems that many devices are used when cotton balls are used for disinfecting a wound and are easy to collide and the operation is inconvenient and unsanitary; the technical scheme to be solved is that the multifunctional cotton ball and medicine liquid integrated box comprises afirst box body, wherein a cotton ball box is arranged in the first box body, medicine storage boxes are arranged on the two sides of the cotton ball box, a support rod is arranged in the first box body, a disc and a shifting plate are arranged on the support rod, blind holes are uniformly distributed in the periphery of the shifting plate, dowels are arranged in the blind holes, inclined surfacesare arranged on the dowels, a first rack is arranged in the first box body and connected with a second rack after gear wheel reversing, through holes are formed in panels, shifting rods are hinged onthe panels, the racks drive the shifting rods to rotate, second box bodies are arranged at the upper ends of the shifting rods, and medicine applying devices are arranged in the second box bodies; according to the multifunctional cotton ball and medicine liquid integrated box, the practicability is high, the structure is ingenious, cross infection caused by continuous liquid dipping is avoided, the safety and the hygiene are improved, a medicine bottle and the cotton balls are integrated into one device, and the integrated box is convenient to carry and easy to use.
Owner:张云妮 +1

Skin disinfecting and medicine smearing device

The invention relates to a skin disinfecting and medicine smearing device. The device effectively solves the problems of complex operation and insanitation during medicine smearing. According to the technical scheme, the device comprises a first case, a cotton ball box is arranged in the first case, and medicine storage boxes are arranged on the two sides of the cotton ball box; a supporting rod is arranged in the first case, a disc and an incomplete gear are arranged on the supporting rod, and a through groove is formed in the incomplete gear. The incomplete gear is meshed with a first gear,the disc can drive the incomplete gear to rotate through a pin shaft, and the first gear is meshed with a rack; an opening is formed in the first case, a flat plate is arranged in the first case, a vertical through hole is formed in the flat plate, and a shifting rod is hinged to the flat plate; the rack can drive the shifting rod to rotate, a second case is arranged at the upper end of the shifting rod, and a medicine smearing device is arranged in the second case. The device has the advantages that the practicability is high, the structure is ingenious, cross infection caused by continuous liquid dipping is avoided, and the safety and sanitation are guaranteed; a medicine bottle and cotton balls are fused into one device, so that the device is convenient to carry and easy to use.
Owner:万晶晶

Wet wipes having skin health benefits

A skin health enhancing soft wet wipe or wipe-type product, such as a baby wipe, an adult wipe, hand wipe, a face wipe, a cosmetic wipe, a household wipe, an industrial wipe, a personal cleansing wipe, cotton balls, cotton tipped swabs, and the like, can be made by combining the wipe or wipe-type product with an oil-in-water emulsion composition comprising a natural fat or oil, sterol or sterol derivative, humectant, emulsifying surfactant, and water.
Owner:KIMBERLY-CLARK WORLDWIDE INC

Hybrid cotton hole-tray seedling raising, transplanting and seed production technology

InactiveCN103109659AReduce dosagePromote early germination and growth of parentsPlant genotype modificationHorticultureAgricultural engineeringCotton balls
The invention provides a hybrid cotton hole-tray seedling raising, transplanting and seed production technology which comprises the following steps: seedling raising; transplanting management; post-planting management; and breeding management. According to the hybrid cotton hole-tray seedling raising, transplanting and seed production technology, a hole-tray seeding raising and transplanting technology and artificial emasculation seed production technology are effectively combined and optimized, the seed production period is ahead of schedule and prolonged by 8 days to 10 days, seed production cotton ball bearing rate is increased by 18.45%, seed production output is increased by 42.6%, and hybrid cotton seed farm average seed per mu yield is enabled to be increased from 84.5kg to 120.5kg.
Owner:石河子农业科技开发研究中心

Cotton quilt production method

The invention discloses a cotton quilt production method. The method comprises steps of blowing, carding, spreading, forming, webbing and grinding. The method comprises specific steps as follows: blowing: opening and mixing cotton obtained after separation of cotton seeds, and removing impurities until the impurity content is 0.85%-0.95%; carding: carding conveyed cotton flow by a carding machine,performing impurity removal and uniform mixing, and carding cotton; spreading: spreading cotton fiber carded by the carding machine into webs with width and length meeting requirements by a cotton spreading machine according to required cotton quilt parameters set by a computer; forming: cutting spread cotton quilts in step c) according to the cotton quilt length requirement by cotton cutting equipment; webbing: defining the front and back sides of cut cotton quilts in step d) into webs with the same spacing by defining equipment, producing cotton rolls, and cutting the webs after cotton cutting by a cutter; grinding: after the cotton is well spread, performing grinding once, arranging cotton sheets, and removing uneven cotton balls. The method has the advantages of high filling power, sufficient air holding, good dust removal effect, high efficiency and high benefits.
Owner:江西欧孕母婴用品有限公司

Optical fiber dissolved oxygen sensing head and preparing method thereof

The sensing head is made of plastic optical fiber-polymethyl methacrylate; said sensing head is U-shaped, biconical, biconical + U-shaped, or filament-shaped; on the sensing head the sensitized material is coated. The preparing method is: using the knife to cut off certain length sleeve of the plastic optical fiber; using the alcohol cotton ball to clean up the optical fiber; using the optical fiber to make an optical sensing head in any shapes; putting the optical sensing head into the sol-gel solution; using the crystal pulling method to coat a layer of sensitized material; drying the sensing head in room temperature.
Owner:SHANGHAI INST OF OPTICS & FINE MECHANICS CHINESE ACAD OF SCI

Etching agent for displaying solidification dendritic structures of middle-high grade non-oriented silicon steel as well as etching method

The invention discloses an etching agent for displaying solidification dendritic structures of middle-high grade non-oriented silicon steel as well as an etching method, and belongs to the technical field of metallographic examination analysis. The etching agent comprises the following components according to ratio: 1.5-2.0 g of picric acid, 35-50 ml of distilled water, 0.4-0.6 ml of hydrochloric acid, 0.3-0.5 g of anhydrous cupric chloride and 0.5-1 g of sodium dodecyl benzene sulfonate. The etching method of the etching agent comprises the following steps: heating the prepared etching agent to be in the boiling state, and then suspending a processed sample in the etching agent for 8-15 s, wherein the polished surface of the processed sample faces downwards; after the etching is finished, conducting clean water washing and cotton ball wiping treatment on the etched surface; then polishing the sample at the 1 / 2 radius part of a polishing machine for 5-10 s. The etching time is short, and the operation procedures are simple; the clear primary and secondary solidification dendritic structures of the middle-high grade non-oriented silicon steel can be quickly observed, so that technical bases can be provided for optimization of the continuous casting process and increase of the axis crystal proportions of a casting blank and the like.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY
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