54results about How to "Good form stability" patented technology

A lithium secondary battery includes an electrode body containing a positive electrode and a negative electrode, a non-aqueous electrolytic solution, and a battery case in which the electrode body and the non-aqueous electrolytic solution are housed, wherein the positive electrode includes a positive electrode active material particle of a hollow structure having a shell portion formed of a lamellar lithium transition metal oxide and a hollow portion formed therein, the long diameter of a primary particle of the lithium transition metal oxide based on SEM observation is 1 μm or less, the thickness of the shell portion based on SEM observation is 2 μm or less, the negative electrode is provided with a negative electrode active material particle formed of a carbon material, and a krypton adsorption amount of the negative electrode active material particle is 3.5 m²/g or greater but 4 m²/g or less.

Provides a method for the production of water-soluble silane derivatives that can be easily separated and purified, and can be carried out at a temperature of 90°C or lower, which is practically applicable in industry, and can produce products that are excellent in form stability against temperature changes or added substances and that are excellent in usability Compounds for solid gel-like external preparations. Water-soluble silane derivatives can be prepared by substituting metal alkoxides with polyols in the presence of a solid catalyst. According to this preparation method, the catalyst can be easily separated from the product, and can be carried out at a temperature below 90 ° C. reaction. In addition, by blending the water-soluble metal alkoxide derivative obtained in this way into a water-based external preparation formulation, the base can be sufficiently cured, and the obtained solid gel-like base is stable in form against temperature changes and additives. It is excellent, and since it disintegrates easily during use, it is also excellent in usability such as finger removal property and spreadability at the time of application.

The invention discloses a method for producing an aluminum foil eight-edge-sealed compound vacuum bag and relates to the technical field of packaging bag preparation. The method for producing the aluminum foil eight-edge-sealed compound vacuum bag disclosed by the invention comprises the following steps: preparing an aluminum foil coil, preparing a PET polyester film reel, preparing a PE protective film, shunt winding, thermally covering a PET film, online printing, rewinding, washing aluminum and hollowing, compounding a PE protective film, drying and curing, performing compound qualificationdetection, slitting rewinding, and producing the bag. According to the method disclosed by the invention, by respectively preparing the aluminum foil coil, the PET polyester film reel and the PET protective film, the operation of thermally covering the PET film is performed on the aluminum foil coil by utilizing a hot pressing roller, and the thermally covered PET film is subjected to printing, aluminum washing and hollowing out. By preparing the water-soluble laminated adhesive, the PE protective film is compounded on the aluminum foil coil, and slitting rewinding and bag production can be performed, so that the protectiveness, protective property and shading property of the eight-edge-sealed packaging bag are improved, and the contents are not easy to be affected with damp.

A laminate-shaping support material includes one of: a resin composition containing a polyvinyl alcohol resin having a primary hydroxyl group at its side chain, and having a heat of fusion of 10 to 30 J/g at its melting point (Embodiment (X)); and a resin composition containing a polyvinyl alcohol resin, and a block copolymer including a polymer block of an aromatic vinyl compound, at least one of a polymer block of a conjugated diene compound and a block of a hydrogenated conjugated diene compound, and a functional group reactive with a hydroxyl group (Embodiment (Y)). Therefore, the laminate shaping support material according to Embodiment (X), for example, is excellent in shape stability and adhesiveness to a model material. The laminate shaping support material according to Embodiment (Y) is excellent in peelability and forming stability.

The invention provides an adjustable pull rod assembly which comprises an upper support (1), a fork lug connector (2), a lower support (4) and a closing pull rod (3); the upper support (1) is composedof a base and a single lug piece perpendicularly connected with the base, and the base is installed on a machine body wall plate (13); the fork lug connector (2) is composed of a U-shaped double-lug-piece component and a rod-shaped piece connected with the U-shaped double-lug-piece component. The lower support (4) comprises an annular component and a T-shaped flat plate component connected with the outer diameter of the annular component; one side of the T-shaped flat plate component is used for being connected with a main fairing frame (14), and the other side of the T-shaped flat plate component is connected with a main fairing longitudinal beam (15) through a vertical rib vertically arranged on the T-shaped flat plate component; and the closing pull rod (3) is a tubular component, androd-shaped pieces of the fork lug connector (2) are inserted into the two ends of the closing pull rod (3) so that the closing pull rod is fitted with the single lug piece in the upper support (1) andthe annular component in the lower support (4) for installation. The adjustable pull rod assembly reduces the number of parts, and the parts are easy to manufacture, simple and convenient to assembleand convenient to adjust.

The invention discloses a glossy knitted fabric and a production method thereof. The knitted fabric is a single knitted fabric or a double knitted fabric formed by at least viscose-containing staple fiber yarns, and more than 30 weight percent of viscose is arranged on a glossy surface. After the knitted fabric is subjected to high temperature steaming and felt calendaring, the gloss of the glossy surface of the obtained product is 60 to 75 percent through a test according to an FZ/T01097-2006 standard. The knitted fabric is soft in handfeel, low in dimensional change rate, high in form stability and high in gloss and is particularly suitable for manufacturing underwear products.

The invention relates to a triphenylamine type organic hole transport material with 1,1'-bi-2-naphthylamine as a parent nucleus and synthesis and application of the triphenylamine type organic hole transport material. The compound adopts triarylamine as an electron-donating unit, and the 1,1'-bi-2-naphthylamine with a certain helix structure is used as the parent nucleus. The compound has a structural formula (I) shown in a formula I (please see the description for the formula), wherein R1 is C1-C12 hydrocarbyl and C1-C12 alkoxy. R2 and R3 are aromatic ring groups containing N, S or O substituted C4-C20, or C1-C20 hydrocarbyl, or hydrogen atoms. The compounds can be used as hole transport materials in perovskite solar cells and have the ability of hole transport. The molecule has a C2 symmetry axis, and the prepared hole film has good morphological stability, so that the charge recombination caused by film defects is effectively reduced, and effective hole transfer in the molecule canbe produced. The triphenylamine type organic hole transport material has characteristics of simple synthesis, simple process, outstanding photoelectric performance, high hole mobility of hole molecules and good photothermal stability.

The invention relates to a paper diaper folding device. The paper diaper folding device comprises a machine frame, a negative pressure adsorbing and conveying belt, support plates, and an electric control system, wherein the negative pressure adsorbing and conveying belt is arranged on the machine frame and is used for conveying paper diapers; the support plates are arranged on the machine frame and at both sides of the negative pressure adsorbing and conveying belt; guide plates are arranged on the machine frame and at the support plates; a negative pressure adsorbing chamber is arranged on the machine frame, above the negative pressure adsorbing and conveying belt and behind the guide plates; the negative pressure adsorbing chamber is in an isosceles triangle shape; a plurality of adsorbing holes are respectively formed in the two surfaces, away from the negative pressure adsorbing and conveying belt, of the negative pressure adsorbing chamber; positive pressure air blowing chambers are arranged on the machine frame, behind the guide plates and at the two outer sides of the negative pressure adsorbing chamber; air blowing holes are formed in one side, near the negative pressure adsorbing chamber, of each positive pressure air blowing chamber; a second guide plate is arranged on the machine frame and behind the negative pressure adsorbing chamber; the negative pressure adsorbing and conveying belt, the negative pressure adsorbing chamber and the positive pressure air blowing chambers are respectively connected with the electric control system.

The invention relates to a method for manufacturing polyester double-point low-temperature high-strength adhesive lining cloth, comprising the following steps of: coating a punctiform high melting point polyester glue layer on treated base cloth; pouring low melting point polyester rubber powder when the high melting point polyester glue does not solidify completely; removing redundant low melting point polyester rubber powder which is not poured on the high melting point polyester glue line; and finally carrying out high-temperature molding. The method has the advantages that original color and luster of the cloth can be remained after bonding, and the cloth has better shape stability, washing size stability, moisture absorption and moisture conductivity and alkali resistance and solves the problem that fabric foaming of clothing occurs after daily washing for many times.

The invention relates to an artificial corneal frame made of a novel material. The artificial corneal frame is characterized in that the main material is zirconia ceramics. Better biocompatibility performance, mechanical strength and surgical effect can be achieved by using zirconia ceramics as the artificial corneal frame material and designing a cylinder skirt frame embedding adhesion mode, on the other hand, the artificial corneal skirt frame made by using zirconia ceramics as a raw material and a transparent cylinder body by using PMMA as a material are adhered by a photo-polymerization and chemical polymerization dual-cure resin adhesive technology, so that existing larger wound surface and clasp locking technology of secondary operation can be avoided. Therefore, the artificial corneal frame made of the novel material and application have the advantages of excellent biocompatibility, excellent mechanical strength and convenience in use.

[Problem] Beaten acrylonitrile-based fibers having a carboxyl group, have a high water-swellable property, and therefore are considered to have an advantage in terms of powder catching ability. However, this property also leads to an aspect of easily being shrunk when heated or dried, disadvantageously resulting in poor shape stability during processing. The purpose of the present invention is toprovide carboxyl group-containing beaten acrylonitrile-based fibers having excellent shape stability. [Solution] Beaten acrylonitrile-based fibers according to the present invention comprise a polymerhaving a carboxyl group content of 0.2-4.0 mmol/g but substantially not having a crosslinked structure formed by a covalent bond, and is characterized in that the shrinkage rate thereof is 25% or less when formed in the shape of paper having a basis weight of 50 g/m2.