A carbon fiber reinforced composite material includes carbon fiber and a thermosetting resin composition. The thermosetting resin composition is a cured product of a liquid composition that contains unsaturated polyester, a curing agent, a polymerization initiator, and a nanocarbon/nanocellulose complex containing nanocarbon modified by functional a group and nanocellulose. The nanocarbon/nanocellulose complex is dispersed in the thermosetting resin composition. The thermosetting resin composition contains 0.05 to 15% by weight of the nanocarbon/nanocellulose complex. A maximum point stress of the carbon fiber reinforced composite material in a tensile test according to JIS K 7164 is 410 N/mm.sup.2 or more. A maximum point stress of the carbon fiber reinforced composite material in a three-point bending test according to JIS K 7171 is 310 N/mm.sup.2 or more.

Provided are a composite for cellulose fiber dispersion that can inexpensively and sufficiently disperse cellulose fibers, particularly nanocellulose, in a hydrophobic resin and a cellulose fiber composition containing the composite. A composite for cellulose fiber dispersion according to the present invention has a structure in which a vinyl polymer is grafted to a cellulose derivative. A cellulose fiber composition according to the present invention contains the composite and cellulose fibers and more specifically also contains an organic solvent, a resin precursor, or a resin.

The present invention relates to a product formed of a mixture containing a multivalent cation resin and nanocellulose. The present invention is characterized in that a layer containing the nanocellulose is formed on a layer of the multivalent cation resin so that the multivalent cation resin and the nanocellulose are mixed with each other. The product of the present invention provides a laminate having a nanocellulose-containing layer with excellent gas barrier property and an interlayer adhesion, and the present invention provides also a method for producing the same.

Provided are a composite for cellulose fiber dispersion that can inexpensively and sufficiently disperse cellulose fibers, particularly nanocellulose, in a hydrophobic resin and a cellulose fiber composition containing the composite. A composite for cellulose fiber dispersion according to the present invention has a structure in which a vinyl polymer is grafted to a cellulose derivative. A cellulose fiber composition according to the present invention contains the composite and cellulose fibers and more specifically also contains an organic solvent, a resin precursor, or a resin.

It is provided a microspherical structure comprising an external shell of structured cellulose nanocrystals (CNCs) and at least one polymer, and a core, wherein the core can be hollow or filled with an immiscible medium. It is also provided a method for producing the same comprising spray-drying the mixture of CNCs and polymer through an atomizer and into a drying chamber forming droplets, wherein the solvent used to suspend the CNCs is evaporated and the microspherical structures are formed. These microstructural spheres can have wide industrial, medical and pharmaceutical applications, whereby their ingredients and structure are tuned and controlled.

A lignocellulose nanofibril material, a stable foam system based thereon, a preparation method and an application thereof are provided. The lignocellulosic nanofibril material includes the following components: 0.5-20 wt % of wood flour, 0.1-10 wt % of (2,2,6,6-tetramethylpiperidin-1-yl)oxidanyl, 2-25 mmol/g of an oxidant, 6-15 wt % of NaBr, and the remaining is water. The stable foam system based on the lignocellulosic nanofibril material includes: 0.1-1.0 wt % of the lignocellulosic nanofibril material, 0.2-1.0 wt % of a surfactant, 0.1-10 wt % of sodium chloride, 0.1-1.0 wt % of calcium chloride, 0.1-1.0 wt % of magnesium chloride, 0.1-1.0 wt % of sodium sulfate, and a balance of water.

Composite particles that are biodegradable and easy to handle while maintaining the characteristics of cellulose nanofibers, a method of producing composite particles, a dry powder containing the composite particles, and a skin application composition and a method of producing the skin application composition. A composite particle contains at least one type of particle and fine cellulose with which at least part of a surface of the particle is coated, wherein the particle and the fine cellulose are inseparable.

The present invention relates to a method for manufacturing at least one layer of a film wherein the method comprises the steps of; providing a first suspension comprising microfibrillated cellulose, providing a second suspension comprising microfibrillated dialdehyde cellulose, mixing the first suspension with the second suspension to form a mixture, applying said mixture to a substrate to form a fibrous web and drying said web to form at least one layer of said film. The present invention further relates to a film comprising said at least one layer.

Disclosed herein are composite materials comprising amylose, cellulose nanofibres or cellulose nanocrystals, and a plasticiser. The amylose is of high purity, specifically containing little or no amylopectin. The cellulose nanofibres or cellulose nanocrystals act to reinforce the disclosed composite materials. Also disclosed are methods of producing such composite materials, and their use.

Provided is novel porous cellulose having functionality that is not imparted to porous cellulose composed of unsubstituted cellulose, and a method for producing the same. Porous cellulose containing: unsubstituted cellulose; and a glucose unit-containing polymer excluding unsubstituted cellulose, wherein a content of the polymer is not more than 20 mass % in 100 mass % of a total of the polymer and the unsubstituted cellulose.