A rubber additive composition may be capable of producing a rubber composition having well-balanced strength. Such rubber additive compositions may include: (A) anion-modified cellulose and (B) a hydrophobizing agent, wherein the hydrophobizing agent (B) includes at least one selected from the group consisting of (B1) a polyether amine having a primary amino group at an end of a polyether skeleton and (B2) an amine compound having a hydrocarbon group with a carbon number of 3 to 50 or a quaternary ammonium salt having a hydrocarbon group with a carbon number of 3 to 50.

In an example, a material includes a cellulosic nanomaterial and multiple polymer chains chemically bonded to the cellulosic nanomaterial. Each polymer chain includes a styrene-butadiene copolymer.

The present invention provides crosslinking pairs of hydrogel precursor polymers, dynamic covalent hydrogels prepared from such crosslinking pairs of hydrogel precursors, pharmaceutical compositions comprising such precursors or hydrogels and uses thereof in a variety of applications.

Fibrous cellulose-containing materials not causing coloring problem when used as resin-reinforcing materials, a preparation method thereof, and fibrous cellulose composite resins without coloring problem. The material contain fibrous cellulose having an average fiber width of 0.1 to 19 μm, and having hydroxyl groups partially/fully substituted with carbamate groups at a rate of 1.0 mmol/g or higher, and the material has a moisture percentage below 18%. The method includes heat treating a cellulose raw material and urea and/or a derivative thereof to substitute part/all of hydroxyl groups in cellulose with carbamate groups, defibrating the raw material to have an average fiber width of 0.1 to 19 μm, and adjusting moisture percentage to below 18% to obtain a fibrous cellulose-containing material, and the heat treating is performed so that the substitution rate is 1.0 mmol/g or higher. The fibrous cellulose composite resin contains the fibrous cellulose-containing material and resin.

Fibrous cellulose-containing materials not causing coloring problem when used as resin-reinforcing materials, a preparation method thereof, and fibrous cellulose composite resins without coloring problem. The material contain fibrous cellulose having an average fiber width of 0.1 to 19 μm, and having hydroxyl groups partially/fully substituted with carbamate groups at a rate of 1.0 mmol/g or higher, and the material has a moisture percentage below 18%. The method includes heat treating a cellulose raw material and urea and/or a derivative thereof to substitute part/all of hydroxyl groups in cellulose with carbamate groups, defibrating the raw material to have an average fiber width of 0.1 to 19 μm, and adjusting moisture percentage to below 18% to obtain a fibrous cellulose-containing material, and the heat treating is performed so that the substitution rate is 1.0 mmol/g or higher. The fibrous cellulose composite resin contains the fibrous cellulose-containing material and resin.

The present invention provides a solid composition comprising a polysaccharide and a hydrophobic compound having a melting point of between 30° C. and 90° C. The solid composition may further comprise a quaternary ammonium compound, wherein the weight ratio of the polysaccharide and the hydrophobic compound is between 1:50 and 50:1. Preferably, the solid composition is substantially free or completely free of water. The solid composition shows excellent stability at a temperature up to 45° C. The present invention also provides a process for preparing the solid composition and a liquid composition comprising said solid composition, and a method for conditioning a fabric by using said solid composition or said liquid composition as well.

The present invention provides a solid composition comprising a polysaccharide and a hydrophobic compound having a melting point of between 30° C. and 90° C. The solid composition may further comprise a quaternary ammonium compound, wherein the weight ratio of the polysaccharide and the hydrophobic compound is between 1:50 and 50:1. Preferably, the solid composition is substantially free or completely free of water. The solid composition shows excellent stability at a temperature up to 45° C. The present invention also provides a process for preparing the solid composition and a liquid composition comprising said solid composition, and a method for conditioning a fabric by using said solid composition or said liquid composition as well.

A halogenated polysaccharide is provided having a halogen content of from about 1.0 wt. % to about 85 wt. % based on the total weight of the halogenated polysaccharide and having an average chain length of at least 6 monosaccharides. Methods of halogenating a polysaccharide to form a halogenated polysaccharide are provided that can be performed in the presence or absence of a proton solvent. Compositions such as articles of manufacture containing a halogenated polysaccharide and methods of producing such articles are also provided. The article of manufacture can also include one or more additional polymers, for example, polyvinylchloride (PVC). The article of manufacture can be, for example, a flooring tile, flooring plank, or carpet. Halogenated polysaccharides and products containing the same are bio-based, environmentally sustainable replacements or complements to existing polymers and polymer products.

A halogenated polysaccharide is provided having a halogen content of from about 1.0 wt. % to about 85 wt. % based on the total weight of the halogenated polysaccharide and having an average chain length of at least 6 monosaccharides. Methods of halogenating a polysaccharide to form a halogenated polysaccharide are provided that can be performed in the presence or absence of a proton solvent. Compositions such as articles of manufacture containing a halogenated polysaccharide and methods of producing such articles are also provided. The article of manufacture can also include one or more additional polymers, for example, polyvinylchloride (PVC). The article of manufacture can be, for example, a flooring tile, flooring plank, or carpet. Halogenated polysaccharides and products containing the same are bio-based, environmentally sustainable replacements or complements to existing polymers and polymer products.

The object of the present invention is to provide a cellulose acylate-containing film capable of improving durability of polarizer, and of suppressing bleeding of an additive for improving the durability of the polarizer, a method of manufacturing the film, a polarizing plate, a liquid crystal display device and a composition. The present invention provides a film which includes a compound represented by Formula 1 defined by the specification, a compound represented by Formula 2 defined by the specification, and a cellulose acylate; wherein the content of each of the compounds represented by Formula 1 and Formula 2 in a zone ranging from one surface of the film to a depth of 10%, is higher than the content in the residual zone.