Kuraray Co., Ltd.

Kuraray Europe Gmbh

Iwate University

Yuhi Shimazumi

Koichiro Isoue

Naoki Fujiwara

Shinya Oshita

Seiji Tanimoto

Takashi Wakui

Yoshio Yamamoto

Jun Koishikawa

Yoshihiro Kadoma

Koichi Ui

A circuit-including film comprising: a resin film (); and a conductive fine wire circuit (A) and a conductive circuit (B) independent of the conductive fine wire circuit (A), which are arranged on one surface of the resin film (), wherein the resin film () contains at least one resin selected from the group consisting of a polyvinyl acetal resin, an ionomer resin and an ethylene-(vinyl acetate) copolymer resin.

Circuit-including film

A composite material including a carbon-containing material and a non-stoichiometric titanium compound shown by a chemical formula of LiTiO, where x is in a range of 0&#x3c;x&#x3c;0.30, the composite material including at least one composite particle that has a core portion including the non-stoichiometric titanium compound and a mixed layer formed on a surface of the core portion, the mixed layer including non-stoichiometric titanium compound and carbon, and having an atomic ratio of titanium and carbon in a range of Ti/C=1/50 or more.

Non-stoichiometric titanium compound-carbon composite, method for producing same, negative electrode active material and lithium ion secondary battery

A slurry composition, including: a polyvinyl acetal resin; a ceramic powder; and an organic solvent. The polyvinyl acetal resin has a degree of polymerization of from 200 to 6000, a content percentage of vinylester unit of from 0.01 to 30 mol %, and a degree of acetalization of from 55 to 83 mol %. The polyvinyl acetal resin has a structural unit of formula (1) in the molecule: 

Polyvinyl acetal resin, slurry composition prepared therefrom, ceramic green sheet, and multilayer ceramic capacitor

A slurry composition including a polyvinyl acetal resin and an organic solvent. The polyvinyl acetal resin has a degree of polymerization of 500 or more and 6000 or less, has a vinyl ester unit content of 0.01 to 30 mol %, has a degree of acetalization of 50 to 83 mol %, includes the structural unit represented by chemical formula (1): in an amount of no less than 30 mol % relative to the total molar amount of all acetalized structural units in a molecule, and includes 10 to 1000 ppm of 2-methyl propanoic acid relative to the polyvinyl acetal resin.

Slurry composition, ceramic green sheet, and multi layer ceramic capacitor

According to the present invention, a polyvinyl butyral resin pellet is provided that gives off little odor when produced and handled, as well as has a high apparent density and favorable handleability. The present invention includes a method for producing a polyvinyl butyral resin pellet including the steps of: melting polyvinyl butyral resin powder with a water content of 0.01 to 6 wt % by means of a melt extruder that has at least one vent portion for devolatilization equipped with vacuum means, and cutting the melt of the polyvinyl butyral resin after extrusion of it from the melt extruder. The present invention further includes a polyvinyl butyral resin pellet having a total content of butyl aldehyde and 2-ethyl-2-hexenal of 100 ppm or less.

Polyvinyl butyral resin pellet, and method for producing the same

The present invention provides a polyvinyl acetal powder coating material capable of forming a coating film having a highly smooth surface, being less susceptible to yellowing when exposed to heat, and being suitable for working such as bending of a coated article. The present invention is a polyvinyl acetal powder coating material including: a polyvinyl acetal resin; and 0.02 to 5% by weight of an antioxidant relative to the polyvinyl acetal resin. The antioxidant has a molecular weight of 380 to 1000 and a melting point of 80 to 230&#xb0; C. It is preferable that the molecular weight of the antioxidant be 400 to 1000.

Growing community of inventors

Tokyo, Japan

Yuhi Shimazumi