66 results about "Fiber composition" patented technology

Non-woven graft materials for use in specialized surgical procedures such as neurosurgical procedures, methods for making the non-woven graft materials, and methods for repairing tissue such as neurological tissue using the non-woven graft materials are disclosed. More particularly, disclosed are non-woven graft materials including at least two distinct fiber compositions composed of different polymeric materials, methods for making the non-woven graft materials and methods for repairing tissue in an individual in need thereof using the non-woven graft materials.

The invention relates to the technical field of textile detection, and discloses a portable textile fabric multi-component fiber component identification method and system. The system comprises a fiber data acquisition module, a spectral feature extraction module, a multi-resolution grid generation module, a dynamic component analysis module and a component identification module. The fiber data acquisition module acquires multi-band spectral data of a fabric to be identified through a portable spectrometer and standardizes the multi-band spectral data; the spectral feature extraction module extracts an initial spectral feature sequence; the multi-resolution grid generation module generates analysis grids with different finesses according to resolution differences of different wavebands, and the lengths of grid units corresponding to high-resolution wavebands are smaller; the dynamic component analysis module performs dynamic coupling analysis based on the grids to obtain dynamic distribution characteristics of fiber components; and the component identification module outputs the category and the proportion of the multi-component fiber by combining the feature with a matching result of a preset fiber component database. The system is portable, can be used for field detection, and can improve the recognition accuracy and efficiency.

COMPOSITIONS AND METHODS FOR THE TREATMENT OF KERATINOUS FIBERS. The disclosure relates to compositions comprising (a) at least one carboxylic acid or a salt thereof; (b) at least one cyclodextrin or a derivative thereof; and (c) at least one solvent. The compositions may be used to provide lasting curl definition and / or control of frizz and / or volume of hair, even in high humidity. The disclosure also relates to methods of manufacturing and using the compositions. Figure for abstract: 1

COMPOSITION SUITABLE FOR KERATINOUS FIBERS The present invention relates principally to a composition for keratinous fibers such as hair, comprising: (a) at least one compound selected from the group consisting of glyoxylic acid, glyoxylic acid solvates, glyoxylic acid salts, glyoxylic acid esters, glyoxylic acid amides, and mixtures thereof; (b) at least one compound, other than (a), selected from the group consisting of keto acids, their salts, and mixtures thereof; and (c) at least one quater ester. The present invention can improve the smoothing of keratinous fibers such as hair based on heating the keratinous fibers with glyoxylic acid or one of its derivatives, providing more durable remodeling effects. Figure for abstract: none

The invention provides a multi-component blending blowing-carding system and a production method.The multi-component blending blowing-carding system comprises a bale plucker, a multi-bin cotton blending machine, a scutcher, a carding machine and a control system, and is characterized in that two large-bin fine cotton blending machines arranged in front of the multi-bin cotton blending machine comprise racks and cotton blending bins on the racks; a feeding port and an outlet are formed in the two ends of the cotton mixing bin respectively, and a tipping bucket arranged at the feeding port is used for manual weighing and feeding. A circulating and reciprocating mixing device is arranged in the cotton mixing bin and used for circulating and reciprocating mixing of raw materials; two bale pluckers are respectively connected with a large-bin fine cotton blending machine, the two large-bin fine cotton blending machines are connected in parallel and then are connected into a multi-bin cotton blending machine, and the scutcher connected with the multi-bin cotton blending machine is connected with a plurality of carding machines. The cotton blending machine is suitable for blending more than 10 kinds of fiber components, the mixing mode of fiber materials is reasonable, the blending fineness and the blending uniformity are high, the cotton blending process is short, continuous production can be basically achieved, operation and use are flexible and convenient, and the application range is wide.

The present invention relates to compositions comprising superoxide dismutase and a soluble fiber. The compositions may further comprise other antioxidants, vitamins, and nutrients. The compositions can be used as dietary supplements and to improve health and well-being.

The application discloses a kind of spectral detection devices of textile fiber component, including mounting bracket, the left side of the mounting bracket is fixedly connected with baffle, the lower right side of the baffle is fixedly connected with mounting seat, the lower side of the mounting seat is installed with multiple fasteners, the right lower side position of the mounting bracket is installed with first electric push rod, the telescopic part of the first electric push rod passes through the mounting bracket and the baffle.By the design layout of plugboard, displacement frame and baffle, double-layer textiles can be automatically separated and isolated from the layer to be detected and the non-detection layer, which can improve detection efficiency and detection accuracy, ensure the authenticity of the test results, through the cooperation of lifting mechanism, force measuring mechanism, detection mechanism, flattening mechanism and auxiliary mechanism, the textile can be non-destructively detected during the detection process, and the detection automation degree is high, the detection precision is high, and it can be applied to different types, different thicknesses and different materials of textiles.

The application relates to the fields of high polymer materials and oil and gas reservoir exploitation, and discloses a phenolic resin inorganic fiber composition and application, an epoxy resin product and a preparation method thereof. The composition comprises a curing agent, a reinforcing agent and water; the curing agent is a bisphenol phenolic resin, the bisphenol phenolic resin comprises structural unit A shown in formula I and structural unit B shown in formula II; the content of the structural unit A is 0-100 wt% and the content of the structural unit B is 0-100 wt% based on the total weight of the bisphenol phenolic resin; and the reinforcing agent is inorganic fiber. The composition comprises the bisphenol phenolic resin, the inorganic fiber with high strength and rigidity and water, the bisphenol phenolic resin and the inorganic fiber synergistically act, the bisphenol phenolic resin is used as the curing agent for curing the epoxy resin, and the cured epoxy resin has the excellent performances of not being easy to soften at high temperature and resisting deformation.

COMPOSITION AND PROCESS FOR DYEING KERATINOUS FIBERS The present invention relates to a composition comprising: a) at least one protein; b) at least one alkoxysilane; and c) at least one coloring agent selected from pigments, direct dyes, and mixtures thereof. The present invention also relates to a process for dyeing keratinous fibers such as hair, comprising applying said composition to the keratinous fibers such as hair. Figure for abstract: none

A fiber-based support structure for the production of fiber composites, comprising:a first reinforcing fiber component, anda second reinforcing fiber component,wherein said first reinforcing fiber component is finite fibers that are in a random arrangement, wherein said second reinforcing fiber component is finite fiber bundles having an average fiber bundle length of less than 45 mm that are in a random arrangement, wherein the fibers that constitute the fiber bundles of said second reinforcing fiber component are glass fibers, and wherein said fiber-based support structure has a pore system for soaking with a plastic matrix.

The instant disclosure is directed to implantable electrospun structures for the delivery of active agents. An electrospun structure may comprise a first sheet and a second sheet. The first sheet and the second sheet may each comprise two supporting layers and an inner layer positioned between the two supporting layers, wherein a perimeter of one supporting layer is affixed to a perimeter of the other supporting layer, encasing the inner layer. The supporting layers may comprise a co-electrospun polymer fiber composition, and each inner layer may comprise an active agent blend-electrospun with a polymer fiber composition. All but one edge of the first sheet may be affixed to all but one edge of the second sheet, forming the electrospun structure, which may be a pouch. A method of using the pouch may comprise implanting it in a surgical site and, optionally, placing a medical device in the pouch.

The application discloses a novel biogas slurry membrane filtration device based on silicon carbide membranes, comprising: a silicon carbide membrane assembly, which is composed of four groups of membrane groups in parallel connection, and two ends of each group of membrane groups are connected with a shunt pipe and a collection pipe; each group of membrane groups comprises four silicon carbide tubular membrane tubes, and the four silicon carbide tubular membrane tubes are connected in series, each silicon carbide tubular membrane tube is provided with a plurality of large through-hole structures along the axial direction thereof, the diameter of the large through-hole structure is 8 mm, and the pore size of the membrane tube is 150 nm; and a cleaning assembly connected with the silicon carbide membrane assembly and used for cleaning the silicon carbide membrane assembly according to a preset mode. The application has stronger anti-clogging performance, is suitable for anaerobic biogas slurry treatment with high solid content and more organic fiber components, effectively alleviates the problems of scaling and fiber winding and clogging, and solves the problem of membrane strength through the thickening design of the membrane tube spacing.

The utility model discloses an electrolytic water diaphragm with a multilayer structure and an electrolytic bath, and belongs to the technical field of hydrogen production diaphragms. The electrolyzed water diaphragm comprises polyphenylene sulfide composite fibers located on the two sides and polymer gridding cloth or polymer woven cloth located on the middle layer. Wherein the polyphenylene sulfide composite fibers are formed by compounding polyphenylene sulfide superfine fibers and polyphenylene sulfide short fibers. According to the utility model, the polyphenylene sulfide superfine fibers are used as a binder, and the polyphenylene sulfide superfine fibers on the two sides are combined by adopting the processes of hot pressing, needling or spunlace and the like, so that the aim of combining the composite fiber layer consisting of the polyphenylene sulfide superfine fibers and the polyphenylene sulfide short fibers with the polymer gridding cloth or the polymer woven cloth is fulfilled. A series of problems that the internal resistance of the diaphragm is obviously increased, the efficiency of hydrogen production by electrolysis of water is greatly reduced, the air permeability of the diaphragm is relatively poor, the service life of the diaphragm is influenced and the like due to aging of inorganic coatings such as traditional polyphenylene sulfide gridding cloth zirconium oxide in a long-term use process are solved.

The invention discloses hair ball removing equipment for garment processing, and relates to the technical field of garment after-finishing. According to the hair ball removing equipment for garment processing, fabric characteristics such as fiber components and elastic coefficients are recognized in real time through an infrared spectrum sensor, type selection of a linkage control processing head and tensioning parameters of a wrinkle flattening ring are matched, closed-loop feedback of a pressure sensing pad and a micro air cylinder is matched, the fixed pressure and the angle of the processing head can be dynamically adjusted, and it is ensured that the pressure is uniform; excessive stretching damage of an elastic fabric is avoided, the problems of snagging and fuzzing during fine fabric treatment are solved, directional tensioning of the fabric is achieved through bionic sawteeth of a flat wrinkle ring belt driven by a motor, and a treatment head is precisely attached to the curved surface part in cooperation with 360-degree rotation of a rotary disc and + / -30-degree angle adjustment of six micro air cylinders; the processing head is rapidly replaced through a buckle, automatic parameter matching of an operation screen is combined, meanwhile, manual intervention is reduced, and the daily average processing capacity of single equipment is increased.

The present application relates to a kind of comfortable air layer three-dimensional structure flame-retardant heat-insulating anti-arcing fabric, including outer layer, middle layer and inner layer;Wherein, the outer layer yarn is high-performance protective yarn, including at least 2 kinds of fiber in modacrylic, flame-retardant viscose, aramid 1414, aramid 1313, polyimide, polyphenylene sulfide fiber composition;The middle layer uses high-temperature resistant monofilament or multifilament;The inner layer is processed using flame-retardant comfort yarn, including at least 2 kinds of fiber in modacrylic, flame-retardant viscose, aramid 1414, aramid 1313, polyimide, polyphenylene sulfide fiber composition.The present application flame-retardant heat-insulating anti-arcing fabric production is efficient and simple, structure is realized conveniently and concisely, three-dimensional structure is complete and clear, fabric hand feeling is soft, comfortable and breathable, with high thermal resistance and high dielectric properties, protect human body from the impact of external heat and arc, effectively protect the life safety of wearing personnel.

This invention relates to the field of functional regenerated cellulose fiber technology, and more particularly to a pH-adaptive, weakly acidic, antibacterial modified regenerated cellulose fiber composition and its applications. The composition includes: pH-adaptive, weakly acidic modified regenerated cellulose fiber, which is a fiber in which weakly acidic groups and a citric acid-sodium citrate buffer system are covalently grafted onto the molecular chain of the regenerated cellulose fiber; the weakly acidic groups are citric acid groups and / or lactic acid groups; and non-irritating antibacterial modified regenerated cellulose fiber; the weight ratio of the pH-adaptive, weakly acidic modified fiber to the non-irritating antibacterial modified regenerated cellulose fiber is 3-8:2-5. The advantages of this invention are that the fiber composition preparation process is simple, the raw materials are readily available, and it can be directly adapted to existing spunlace nonwoven fabric production lines without the need for additional equipment, making it suitable for large-scale industrial production. The resulting nonwoven fabric for wet wipes and flushable spunlace fabric for wet toilet paper have excellent pH adaptability, long-lasting weak acidity, and non-irritating antibacterial properties, and can be widely used in infant care, sensitive skin cleansing, and personal hygiene fields.

Compositions and methods for dyeing aramids include one or more dye carriers selected from dialkyl imidazolium salts having a cation of the general formula: where R1 and R2 are, independently, selected from C1 to C8 alkyl, and bis-quaternary amine salts having a cation of the formula: where R1 is, independently at each instance, a C1-C6 alkyl; R2 and R3 are, independently at each instance, a C1-C6 alkyl or substituted C1-C6 alkyl, and X is, independently at each instance, a halogen; and one or more cationic dyes.

This invention relates to a method for identifying ramie fibers and their mixed fibers based on long-lifetime room-temperature phosphorescence. The method establishes luminescence characteristic information for a lyocell fiber control sample, a ramie fiber control sample treated with a 15% NaOH solution, and a mixed fiber control sample of the two. The method acquires the fiber sample to be tested and prepares it as a test sample. The photoluminescence emission spectrum of the test sample is acquired under 365 nm excitation conditions to obtain emission peak position information. After UV excitation stops, the long-lifetime room-temperature phosphorescence decay information of the test sample is acquired to obtain lifetime information. The emission peak position information and lifetime information are compared with the corresponding information of the control sample to identify whether the fiber sample to be tested is ramie fiber or a mixture of lyocell and ramie fibers. This invention utilizes the differences in photoluminescence and long-lifetime room-temperature phosphorescence caused by changes in the crystal structure of ramie fibers for identification, providing an auxiliary detection method based on luminescence characteristics for fiber composition identification.

The utility model discloses a ceramic atomizing core which comprises an outer base body, the outer base body is a ceramic fiber body formed by ceramic fibers and is of a porous structure, a first cavity is formed in one face of the outer base body, blind holes are formed in the positions, close to the two ends, of the two sides of the first cavity respectively, and the blind holes are communicated with the first cavity. A second cavity is formed in the surface opposite to the surface where the first cavity is located; a conductive heating layer is arranged on the inner base body, and the conductive heating layer is plated on the surface, far away from the outer base body, of the inner base body through a coating process; the electrode comprises a body and electrode pins arranged at the two ends of the body, and the electrode pins can be inserted into the blind holes to be fixed. According to the ceramic atomizing core, the stability of the conductive heating layer can be improved, and the flowability of the atomized liquid matrix in the outer matrix is improved.

The utility model relates to a kind of flexible resin flow guide tape, the flexible resin flow guide tape includes wave-shaped flow guide net layer and surface felt layer, the surface felt layer is set in the upper and lower two surfaces of the wave-shaped flow guide net layer, and the surface felt layer is also set in the two side surfaces of the wave-shaped flow guide net layer opposite to each other;The wave-shaped flow guide net layer includes wave-shaped flow guide net;The wave-shaped flow guide net has continuous wave-shaped convex arrangement of flow guide fiber composition;The ratio of the average wave height and average wavelength of the wave-shaped flow guide net is 1:(0.5~1.5).Flexible resin flow guide tape provided by the utility model has the advantages of being bendable, not easy to compress, easy to lay, easy to demould after pouring is finished.

Fiber compositions are provided that incorporate metal organic framework (MOF) materials into the polymeric matrix of the fiber. The metal organic framework materials can be incorporated by including MOF particles into a “dope” or synthesis solution used to form the fiber. The dope solution can then be used to form fibers that include 5.0 wt % or more of MOF in the resulting polymeric structural material of the fiber, relative to a weight of the fibers. In some aspects, the metal organic framework material can correspond to a MOF with selectivity for adsorption of CO2.

The utility model relates to the technical field of textile fibers, and discloses a textile fiber component content detection device which comprises a box body, the interior of the box body is divided into a dissolving cavity and a drying cavity through a partition plate, and a driving motor is fixedly installed at the bottom of the box body. According to the textile fiber component content detection device, through cooperative arrangement of a dissolving cavity, a drying cavity, a driving motor, a transmission rod, stirring blades, an electric heating pipe, a second grid plate, an air outlet pipe and a heating box, when the textile fiber component content detection device is used, a textile is cut into small blocks and then put into the dissolving cavity, and then a dissolving agent is added into the dissolving cavity; then, a driving motor is started to drive stirring blades to rotate, meanwhile, oscillation mixing is conducted, after the textiles are fully dissolved, a drainage valve pipe is opened to discharge a dissolving agent, then clear water is injected into a dissolving cavity to clean the textile fibers, and then the cleaned and drained textile fibers are manually put into a drying cavity to be dried; therefore, the detection efficiency of the detection device is effectively improved, and the detection device is convenient to use.

Non-woven graft materials for use in specialized surgical procedures such as neurosurgical procedures, methods for making the non-woven graft materials, and methods for repairing tissue such as neurological tissue using the non-woven graft materials are disclosed. More particularly, disclosed are non-woven graft materials including at least two distinct fiber compositions composed of different polymeric materials, methods for making the non-woven graft materials and methods for repairing tissue in an individual in need thereof using the non-woven graft materials.

To provide microcellulose fiber inhibiting reduction in the viscosity and reduction in the pH when the microcellulose fiber is dispersed in water after the microcellulose fiber is stored in a powder form at high temperature.SOLUTION: One embodiment is microcellulose fiber with a sulfate group represented by general formula (1) in the figure. In general formula (1): n is an integer from 1 to 3 inclusive; Mn+ are n-valent cations, where at least some of the Mn+ are quaternary ammonium cations in which four groups bonded to nitrogen (N+) each have a main chain with 12 or less carbon atoms; and the wavy line is a binding site to another atom.SELECTED DRAWING: None

A pharmaceutical composition for treating moderate or severe rosacea comprises a formulated, body weight-independent low dose of minocycline that reduces the severity of rosacea in at least 2 weeks with a decrease in lesion count, Investigator's Global Assessment (IGA) score, and Clinician's Erythema Assessment (CEA) score with a measured improvement in quality of life.

COMPOSITION AND PROCESS FOR DYEING KERATINOUS FIBERS The present invention relates to a composition comprising: a) at least one protein having a molecular weight of at least 10 kDa; b) at least one film-forming polymer other than a protein; and c) at least one coloring agent selected from pigments, direct dyes, and mixtures thereof. The present invention also relates to a process for dyeing keratinous fibers such as hair, comprising applying said composition to the keratinous fibers such as hair. Figure for abstract: none

KERATIN FIBER COMPOSITIONS AND PROCESSES The disclosure relates to compositions and processes for treating keratin fibers, such as hair, for example, to reduce color degradation in hair treated with dye that is exposed to external influences. The compositions include (a) at least one organic acid; (b) at least one compound with at least one hydroxyl group; (c) at least one amino acid; (d) at least one plant resin; and (e) water. The processes include applying the compositions to the keratin fibers. Figure for abstract: none

To provide a thermoplastic resin composition which suppresses coloring of a thermoplastic resin composition and which is excellent in mechanical properties relative to prior ones, and to provide an acylated plant fiber composition including, at a specific ratio, an acylated plant fiber and an alkaline earth metal salt of phosphoric acids, in one embodiment of a raw material used for production of the thermoplastic resin composition.SOLUTION: The invention is configured so that, under presence of (C) an alkaline earth metal salt of phosphoric acids, (A) an acylated plant fiber and (B) a thermoplastic resin are mixed thereby producing a thermoplastic resin composition.SELECTED DRAWING: None

This invention relates to a three-dimensional, one-way moisture-wicking, flame-retardant, and thermal protective fabric. By selecting specific fiber compositions and ratios for the outer and inner yarns, the fabric possesses excellent flame-retardant properties while also exhibiting superior moisture-wicking capabilities. This allows for the rapid removal of sweat generated by the body, reducing sweat adhesion to the skin's surface. Simultaneously, the arched structure formed on the fabric surface increases its moisture permeability and breathability, enhancing wearing comfort. Furthermore, applying this fabric to the inner layer of fire-fighting suits can improve the thermal and moisture comfort of the suit and increase thermal protection performance while reducing the overall weight of the garment.