The present invention relates to modified polysaccharide-based self-assembled aggregates capable to encapsulate and deliver active agents into and between media of different hydrophilicity/hydrophobicity.

A cellulose resin composition comprising a cellulose derivative (A) and a lubricant (B), wherein the cellulose derivative (A) is a cellulose derivative obtained by substituting at least a part of hydrogen atoms of hydroxyl groups of a cellulose with a short-chain organic group having 2 to 4 carbon atoms and a long-chain organic group having 8 to 30 carbon atoms with specific degrees of substitution; the lubricant (B) is at least one selected from the group consisting of a urea compound (B1) having a urea group (NHC(O)NH) and an acyclic aliphatic group having 6 to 33 carbon atoms, an amide compound (B2) having an amide group (C(O)NH) and an acyclic aliphatic group having 6 to 33 carbon atoms, a fatty acid metal salt (B3), and a silicone-based lubricant (B4); and a content of the lubricant (B) is in a range of 0.1 to 10% by mass. A cellulose resin composition capable of forming a molded body having a high-quality appearance and scratch resistance is provided.

The present invention relates to a fabric treatment composition capable of enhancing cleaning properties of a soil during cleaning through treatment of a fabric to be treated and a method for treating a fabric with the fabric treatment composition. The fabric treatment composition is a fabric treatment composition containing a hydroxyalkyl cellulose (A) in which a hydroxyalkyl cellulose is bound to at least one selected from a cationic group and a hydrophobic group including a hydrocarbon group having 4 or more carbon atoms, the content of a surfactant (B) being 3.5 parts by mass or less relative to 1 part by mass of the hydroxyalkyl cellulose (A).

The present invention provides a composition for treating hair, skin, or fiber, comprising a cationic cellulose polymer. In the present invention, the cationic cellulose polymer may be used for various purposes by adjusting the molecular weight.

Specifically, the present invention provides the use of the cationic cellulose polymer for imparting flexibility to hair, skin, or fiber, the use for cumulatively adsorbing active ingredients onto hair, skin, or fiber by allowing the active ingredients to be bound to the cationic cellulose polymer, the use for transferring active ingredients to hair, skin, or fiber by allowing the active ingredients to be bound to the cationic cellulose polymer, and the use of the cationic cellulose polymer, a crosslinking-mediating component having a carboxyl group or amine group, and a carbodiimide-based compound for preventing the loss of hair, skin, or fiber components.

The present invention relates a composition capable of enhancing cleaning properties of a soil during cleaning by treating an object.

The composition is a composition containing a modified hydroxyalkyl cellulose and at least one selected from an anionic surfactant and a nonionic surfactant, the modified hydroxyalkyl cellulose being one in which a cationic group and a hydrophobic group represented by the formula (1) are bound to a group resulting from eliminating a hydrogen atom from a hydroxy group of a hydroxyalkyl cellulose.

*ZR.sup.1(1)

wherein, Z represents a single bond or a hydrocarbon group having an oxygen atom; R.sup.1 represents a hydrocarbon group having 2 or more carbon atoms; and * represents a binding position to a group resulting from eliminating a hydrogen atom from a hydroxy group of a hydroxyalkyl cellulose.

A modified cellulose, method for preparing the same and use thereof. The structural formulas of the modified cellulose are shown in Formula (I), Formula (II) or Formula (III):

##STR00001## wherein, n is 2-7; the modified cellulose is obtained by substitution. The cellulose is substituted and modified with long-chain compounds containing amino terminal groups, so that the modified cellulose has space formed by long chains and amino terminal groups, which can be used as a matrix in solid-phase peptide synthesis (SPOT), to increase reaction activity and reaction space, reduce the difficulty of peptide synthesis, realize SPOT well, be suitable for synthesis in an automatic synthesizer, have high yield, and have low cost.

An aqueous solution comprising a cationic polymer dissolved in water, wherein said cationic polymer comprises a hydrophobic quaternary ammonium group covalently attached to a hydroxyethyl cellulose polymer backbone. Also, a method of delivering a drug to a mucosal surface in a living body, said method comprising applying the aqueous solution to said mucosal surface.

The present invention relates to a method for preparing dermo-cosmetic compositions in the form of emulsions, which as emulsifier contain cationized cellulose fibres with a degree of cationic substitution greater than 0.15, the concentration of the microfibers being great than 0.8% by dry weight in relation to the total weight of the composition. The invention further relates to the use of said cationized cellulose fibres as emulsifying agent, and to the emulsions prepared using said method.

The present invention aims to provide a rubber composition which has further enhanced dispersion of microfibrillated cellulose in rubber to provide excellent processability and further to provide excellent rigidity, tensile properties, and fuel economy while maintaining a good balance between them. The present invention also aims to provide a pneumatic tire formed from the rubber composition with high productivity which provides excellent handling stability, durability, and rolling resistance properties while maintaining a good balance between them. The rubber composition of the present invention contains: a rubber component; a chemically modified microfibrillated cellulose; and a filler, the chemically modified microfibrillated cellulose having a structure in which the hydroxyl hydrogen atoms of microfibrillated cellulose are partly substituted with a cationic group of a cationic group-containing compound.

The present invention aims to provide a rubber composition which has further enhanced dispersion of microfibrillated cellulose in rubber to provide excellent processability and further to provide excellent rigidity, tensile properties, and fuel economy while maintaining a good balance between them. The present invention also aims to provide a pneumatic tire formed from the rubber composition with high productivity which provides excellent handling stability, durability, and rolling resistance properties while maintaining a good balance between them. The rubber composition of the present invention contains: a rubber component; a chemically modified microfibrillated cellulose; and a filler, the chemically modified microfibrillated cellulose having a structure in which the hydroxyl hydrogen atoms of microfibrillated cellulose are partly substituted with a cationic group of a cationic group-containing compound.