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Patent Searching and Data


Matches 301 - 350 out of 2,407

Document Document Title
WO/1992/007124A1
Regenerated cellulose fibre with a reduced tendency to fibrillation can be prepared by treating never-dried fibre with an aqueous solution or dispersion of a polymer having a plurality of cationic ionisable groups. Suitable polymers incl...  
WO/1992/001649A1
Apparatus for producing refractory material filaments comprises an enclosure (11), means for heating the constituents of the refractory material, non-contacting means to support a drop (17) of molten material such as silicon, being one o...  
WO/1991/010717A1
The invention relates to spinning preparations in the form of aqueous emulsions or aqueous solutions which contain water-soluble polymer compounds with a mean molecular weight greater than 10?6�.  
WO/1991/009163A1
The invention relates to a modified viscose fibres comprising viscose cellulose and containing in their structure microcrystalline chitosan forming after spinning mainly hydrogen bonds with the regenerated cellulose of viscose fibres. Th...  
WO/1991/006695A1
A process for preparing a nonflammable, linear, nongraphitic carbonaceous fiber having improved elongatability by heat treating a linear, stabilized polymeric precursor material fiber in a relaxed condition and without subjecting the fib...  
WO/1991/001394A1
A sizing composition for fibres especially carbon fibres and other organic fibres such as glass fibres comprises: (a) an epoxy resin or a mixture of epoxy resins; and (b) a thermoplastic polyhydroxyether which is a substantially linear p...  
WO/1991/000140A1
Stable magnesium containing silicate sols are produced by preparing a solution of silicon alkoxide and of magnesium alkoxide and optionally of aluminum alkoxide in solvent wherein the atomic ratio of Mg to Si ranges from 0.3:1 to 4:1 and...  
WO/1990/014221A1
A method of oxidizing the surface of carbon microfibers that includes contacting the microfibers with an oxidizing agent that includes sulfuric acid and potassium chlorate under reaction conditions sufficient to oxidize the surface. The ...  
WO/1990/013924A2
A rechargeable battery of alkali metal, organic electrolyte type has a low surface area particulate carbonaceous electrode (20) intercalable with the alkali metal and experiences little capacity loss upon intercalation of the carbonaceou...  
WO/1990/012916A1
The invention concerns textile gliding agents containing triacetin.  
WO/1990/012906A2
Reinforcing and/or process fibres based on vegetable fibres are obtained by treating vegetable fibres exempts from ligneous constituents with an aqueous solution of at least one metallic compound, chosen from the metallic oxides, hydroxi...  
WO/1990/012907A1
The composition contains at least one greasing agent chosen from the oligomer polyamic acids and the products resulting from partial or total imidization of said acids, formed by polycondensation of a polynuclear aromatic dianhydride wit...  
WO/1990/011858A1
A low temperature process is described for forming a coating or powder comprising one or more metals or metal compounds by first reacting one or more metal reactants with a halide-containing reactant to form one or more reactive intermed...  
WO/1990/004666A1
Polyester fibers of type A having a single yarn fineness of up to 1 denier are obtained by melt-spinning a copolyester of an intrinsic viscosity of 0.35 to 0.50 containing 0.5 to 7 mol % of a sodium 5-sulfoisophthalate component and 0.5 ...  
WO/1990/004574A1
Graphite of a graphite molding can be substituted by bringing the molding into contact with a mixed gas of a vapor of an oxygen-containing boron compound and a nitrogen-containing gas and heating it to 1400 to 2200??C. On the basis of th...  
WO/1990/003458A1
A process is provided for preparing fibrous or film type activated carbon including the steps of carbonising and activating the carbon between 200�C and 1100�C in an inert atmosphere, in which, prior to activation, the carbon is impr...  
WO/1990/002834A1
Spinning preparations contain 1 to 40 wt. % of polyurethane, referred to the total content of active substances.  
WO/1990/002042A1
An article comprising a nonflammable, carbonaceous structure having a carbon content of greater than 65 percent and an LOI value of at least 40, said carbonaceous structure having a fluorinated surface.  
WO/1990/001523A1
Silicon-containing carbide fibers with high strength and high modulus of elasticity and a polymer composition used for their production are disclosed. The fibers are extremely useful as reinforcing fibers for composite materials containi...  
WO/1989/008551A1
A buoyant article which can be used for floatation and/or insulation comprising a fibrous structure of a multiplicity of resilient, shape reforming, elongatable, nonlinear carbonaceous fibers and a coating for said carbonaceous fibers co...  
WO/1989/007669A1
Disclosed is a novel polyester fiber, such as a poly(ethylene terephthalate) fiber, having at least one continuous groove wherein the surface of the groove is rougher than the surface outside the groove. Also disclosed is a drafting proc...  
WO/1989/005373A1
Carbon fibers heat-treated at 300 to 400�C after being surface-treated with aromatic polysulfone resin, a heat-resistant resin composition having excellent mechanical strengths and comprising 5 to 50 wt % of said carbon fibers and 95 t...  
WO/1988/004336A2
The method is of the type wherein the carbon (3) is brought in contact with a solution (2) of an amino compound in a bipolar solvent by polarizing it positively with respect to a cathode (5). According to the invention, the solvent is an...  
WO/1987/007559A1
A discrete carbon fibril characterized by a substantially constant diameter between about 3.5 and about 70 nanometers, length greater than about 5 times the diameter and less than about 100 times the diameter, an outer region of multiple...  
WO/1987/006276A1
Sulfurized acrylic fibers having a tensile strength of at least 3.5 g/d, a toughness of 10 or more in terms of the product (TE1/2) of tensile strength (T g/d) and square root of tensile elongation (E %), and a sulfur content of 0.5 wt % ...  
WO/1987/003919A1
Carbon fibers having a content of oxygen-containing functional groups (O1s/C1s) on the fiber surface, as determined by X-ray photoelectron spectroscopy, ranging from 0.05 to 0.30, a coefficient of water-extractable of up to 2.0 and a coe...  
WO/1986/006110A1
A unique partially carbonized or substantially completely carbonized resilient fiber, yarn or fiber tow having a spring-like structural configuration and a reversible deflection of greater than 1.2:1. The fiber, yarn or tow is prepared f...  
WO/1986/005739A1
High strength fibers of a polymeric material and having outstanding tensile strength, Young's modulus values, and creep resistance are prepared by treating a fiber from a polymeric material, which may contain a crosslinking promoter, by ...  
WO/1986/003455A1
An essentially cylindrical discrete carbon fibril characterized by a substantially constant diameter between about 3.5 and about 70 nanometers, e.g. between about 7 and 25 nanometers, length greater than about 102 times the diameter, an ...  
WO/1983/003625A1
The present invention relates to methods for manufacturing composite materials. The present method is essentially characterized in that it comprises the making of a fibrous preform (1), the pretreatment (2) of said fiber preform by a flu...  
WO/1983/003433A1
The present invention concerns improving the properties of cellulose carbamate fibres. The wet strength properties in particular can be improved by treating the fibres with alkalis or organic bases, aiming to reduce the number of carbama...  
WO/1983/002787A1
Woven, non-woven and knitted fabrics containing at least 1 % by weight of specialty fibers formed from high molecular weight polymers of alpha, beta-ehtylenically unsaturated aliphatic carboxylic acids, alpha, beta ethylenically unsatura...  
WO/1983/002424A1
The heat-strengthening of yarn spun from optically anisotropic melt-forming polyesters can be accelerated by coating the yarn prior to heat treatment with certain inorganic compounds.  
WO/1981/000221A1
A fiber tow bundle (1) passing from a high pressure zone (3) through the passageway (6) of a sealing zone (4) to a low pressure zone (1) provides an effective pressure seal when liquid water under pressure diffuses through the surface of...  
WO/1980/000157A1
A method for decontaminating and subsequently metallizing a filament comprises: passing the filament through the inner tube (12) of a first chamber (1) for decontamination which comprises two concentric tubes having an annular space (3) ...  
JP7331296B1
An object of the present invention is to provide a treatment agent for elastic fibers that reduces unrolling and twill drop of cheese, elastic fibers to which the treatment agent is applied, and a method for producing elastic fibers to w...  
JP2023105027A
To provide an excellent fiber, etc.Herein are described staple fibers and filament yarns formed from cellulose ester, such as cellulose acetate, a method of manufacturing the fibers, and their use in non-woven fabrics and articles. The f...  
JP7268806B2
A prepreg which is composed of a thermosetting resin composition and self-assembled carbon fiber bundles that are impregnated with the thermosetting resin composition.  
JP7231126B1
A prepreg comprising a thermosetting resin composition and a self-assembled carbon fiber bundle impregnated with the thermosetting resin composition.  
JP7149057B2
The problem to be solved by the present invention is to prevent interruption of a cellulose acetate fiber during spinning of the cellulose acetate fiber thereby enhancing production efficiency of a cellulose acetate band. The cellulose a...  
JP7125814B2
A type of flame-retardant cellulosic fiber and a preparation method thereof are disclosed. The preparation method includes extruding the cellulosic solution through a spinneret, coagulating, stretching, and water-washing to obtain a wate...  
JP7060658B2
To provide a viscose filament fiber having antibacterial and deodorizing properties and capable of retaining a deodorizing function even after washing a plurality of times, and to provide a method for producing the filament fiber.A visco...  
JP7018226B1
To provide a functional bionic fiber material, a method for producing the same, and use thereof. A polyethyleneimine polymer containing abundant multi-adsorption sites (N, O, S) and modified with three kinds of multi-functional groups is...  
JP7017039B2
To provide a color polyethylene fiber having a deep color, excellent color fastness to friction, high strength, and suppressed unevenness in strength and fineness.The color polyethylene fiber has an Lvalue in a CIE-Labcolor system of 80 ...  
JP6997165B2
The present invention relates to a thermoplastic elastomer yarn with improved unwinding, weaving and yarn shrinking property, and a manufacturing method thereof. According to the present invention, the thermoplastic elastomer yarn accord...  
JP2021161554A
To provide a method for manufacturing a carbon fiber bundle having high physical properties, which hardly causes breakage of a single filament even if carbonizing while applying high tension when flame-proofing and carbonizing a carbon f...  
JP6895194B1
To provide a heater coating agent for a false twisting machine capable of suppressing the synthetic fiber filament yarn from coming off the heater in the false twisting machine. A heater coating agent for a false twisting machine, which ...  
JP2020521063A
In certain embodiments, high performance graphene fibers and threads comprising a plurality of components and precursors thereof, as well as composites comprising them are provided. Methods for producing such fibers, threads, complexes, ...  
JP6454047B1
To provide a treatment agent for a viscose rayon non-woven fabric and a viscose rayon which show excellent process passability without inhibiting the hydrophilicity of the viscose rayon. The treatment agent for viscose rayon non-woven fa...  
JP6445205B1
To provide a processing agent for synthetic fibers and synthetic fibers having good process passability in a synthetic fiber yarn-making process and good rubber adhesiveness in a post-processing process. The treatment agent for synthetic...  

Matches 301 - 350 out of 2,407