A technique for physical interaction of nanocellulose, a method of separating nanocellulose from water in an aqueous solution using a physical interaction promoter, and a method for synthesis of a cellulose interaction promoter capable of increasing the dispersibility of nanocellulose in a polymer matrix and improving the physical properties of a polymer composite material are provided.

A technique for physical interaction of nanocellulose, a method of separating nanocellulose from water in an aqueous solution using a physical interaction promoter, and a method for synthesis of a cellulose interaction promoter capable of increasing the dispersibility of nanocellulose in a polymer matrix and improving the physical properties of a polymer composite material are provided.

There are provided a method for efficiently producing a water-soluble cellulose ether without using a special apparatus, and a novel water-soluble cellulose ether. More specifically, there are provided a method for producing a water-soluble cellulose ether including a first pulverization step of pulverizing a starting water-soluble cellulose ether to obtain a first pulverization product, and a first sieving step of sieving the first pulverization product by using a first sieve whose mesh surface is coated with an inorganic metal compound to obtain a first-sieve-passed water-soluble cellulose ether fraction; and a novel water-soluble cellulose ether.

The present invention relates to a process for the preparation of an alkyl polyglycoside comprising the step of mechanically treating a polysaccharide in the presence of an acid and a hydrophobic alcohol. The invention further relates to an alkyl polyglycoside obtainable by said process.

An oil-in-water type composition which can provide a chewy texture both in a non-cooked state and a heated state and does not show water/oil separation, including: an alkyl cellulose, a 1% by mass aqueous solution of which has a viscosity at 20° C. of from 4,000 to 11,000 mPa.Math.s when measured with a Brookfield type viscometer and a 1.5% by mass aqueous solution of which has a storage modulus G′ (65° C.) at 65° C. of from 2,500 to 4,500 Pa; an edible oil or fat; and water. Also provided is a food using the alkyl cellulose.

An oil-in-water type composition which can provide a chewy texture both in a non-cooked state and a heated state and does not show water/oil separation, including: an alkyl cellulose, a 1% by mass aqueous solution of which has a viscosity at 20° C. of from 4,000 to 11,000 mPa.Math.s when measured with a Brookfield type viscometer and a 1.5% by mass aqueous solution of which has a storage modulus G′ (65° C.) at 65° C. of from 2,500 to 4,500 Pa; an edible oil or fat; and water. Also provided is a food using the alkyl cellulose.

A method of producing a cellulose nonwoven fabric, a cellulose nonwoven fabric produced thereby, and a secondary ion battery including the same, wherein the method includes passing a cellulose suspension with microbial cellulose and a water-soluble cellulose disintegrating agent in a medium through an orifice of a high-pressure homogenizer to obtain a cellulose dispersion and removing the medium from the obtained cellulose dispersion to form the nonwoven fabric.

A method of producing a cellulose nonwoven fabric, a cellulose nonwoven fabric produced thereby, and a secondary ion battery including the same, wherein the method includes passing a cellulose suspension with microbial cellulose and a water-soluble cellulose disintegrating agent in a medium through an orifice of a high-pressure homogenizer to obtain a cellulose dispersion and removing the medium from the obtained cellulose dispersion to form the nonwoven fabric.

Provided is a novel cyclic oligosaccharide derived from cellulose. The cyclic oligosaccharide is a cyclic oligosaccharide of Formula (1) having a β-1,4 glucosidic bond. In the formula, R represents a hydrogen atom or a substituent thereof, a plurality of the Rs may be identical or different, and n represents an integer of 0 to 3.

A method of making a proppant-gel matrix comprising: a) hydrating a gelling agent to form a hydrated gelling agent; b) adding a basic compound to the hydrated gelling agent to form a basic hydrated gelling agent having a pH in the range of 11.5 to 14.0; c) mixing the basic hydrated gelling agent and a proppant to form a basic hydrated gelling system; and d) adding a crosslinking agent to the basic hydrated gelling system to form the proppant-gel matrix, is disclosed. The proppant-gel matrix can then be used as a fracturing fluid in a hydraulic fracturing process.