Showa Denko K.k.

Japan Tobacco Inc.

Nippon Steel Corporation

Mitsubishi Materials Corporation

Japan Atomic Energy Research Institute

Resonac Corporation

Yasuhiro Nakagawa

Kazuhiro Noda

Hiroto Kouka

Mitsuru Hanasaki

Masahiro Chida

Susumu Shimamoto

Tomonori Kurata

Junya Uchiyashiki

Hideo Nakajima

Takashi Zaizen

Susumu Yokogawa

Kentarou Takahashi

Kazunari Fukase

Isamu Yamauchi

Tadashi Tatematsu

Setsu Sakamoto

Katsuhito Misawa

Katsumi Suzuki

Yayoi Kasakura

As an adhesive for the lamination of metal foil and a resin film, an adhesive that can stably exhibit good adhesiveness and moreover can provide a laminate having better electrolytic solution resistance and heat resistance is provided. An adhesive comprising a polyolefin resin (A) having a carboxyl group; and polyisocyanate compounds (B), wherein the polyisocyanate compounds (B) comprise a polymer of a saturated aliphatic polyisocyanate (B1), a polymer of a saturated alicyclic polyisocyanate (B2), and a polymer of an aromatic polyisocyanate (B3).

Adhesive, laminate obtained using same, battery case material, and battery case and production method therefor

A copolymer for binders, which is capable of reducing the internal resistance of a battery, while ensuring sufficient binding properties between active materials and between an active material and a collector in a nonaqueous battery electrode; a composition for binders; a slurry for nonaqueous battery electrodes; a nonaqueous battery electrode; and a nonaqueous battery. This copolymer for binders is a copolymer for binders (P) of a monomer mixture (M) that contains at least a monomer (A) represented by general formula (1) and a (meth)acrylate salt monomer (B); and an amount of structure derived from the monomer (A) based on the copolymer for binders (P) is set to 0.5 to 20.0% by mass. (In the formula, each of Rand Rindependently represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms.) 

Copolymer for binders for nonaqueous battery electrodes, slurry for nonaqueous battery electrodes, nonaqueous battery electrode, and nonaqueous battery

An aqueous binder composition for a secondary battery electrode containing a silane coupling agent without ethylenically unsaturated bonds, a resin which is a polymer of at least one kind of ethylenically unsaturated monomers, a resin which is a polymer of at least one kind of ethylenically unsaturated monomer, and at least one kind of solvent selected from water and a hydrophilic solvent. The amount of silane coupling agent is from 0.5 to 9 parts by mass based on 100 parts by mass of ethylenically unsaturated monomer. The pH of the composition is 2.5 to 8.0. Also disclosed is a binder obtained by curing the aqueous binder composition, a slurry containing the aqueous binder composition and an active material, a secondary battery electrode obtained by curing the slurry, and a secondary battery including the secondary battery electrode.

Aqueous binder composition for secondary battery electrode, slurry for secondary battery electrode, binder, secondary battery electrode, and secondary battery

The present invention provides an adhesive for laminating a metal foil and a resin film, including: (A) 1% to 20% by mass of polyurethane which has at least one functional group selected from the group consisting of a hydroxy group, an acryloyl group, and a carboxy group; (B) 30% to 90% by mass of a monomer which does not has an active hydrogen and has two or more ethylenically unsaturated bonds; (C) 1% to 55% by mass of an aliphatic monomer which has one ethylenically unsaturated bond; (D) 1% to 15% by mass of a polyisocyanate compound; and (E) 0.5% to 5% by mass of a photoinitiator. The (B) has a cyclic structure, and the (C) has a linear hydrocarbon group, a branched hydrocarbon group, or a cycloalkyl group.

Adhesive, laminate, packaging material for battery casing, battery case, and method of producing battery case

An adhesive for laminating a metal foil to a resin film, the adhesive including: a polyol (A); a multimer of a polyisocyanate (B); and a metal compound (C) being a compound of at least one metal of Groups 7 and 12, wherein the multimer of a polyisocyanate (B) contains a multimer of a saturated aliphatic polyisocyanate and a multimer of a saturated alicyclic polyisocyanate. Also disclosed is a laminate having a metal foil and a resin film laminated through an adhesive layer obtained from the adhesive for laminating of the invention. Yet further disclosed is a packaging material for a battery casing obtained by using the laminate. Yet further disclosed is a battery case obtained by using the packaging material for a battery casing. Also disclosed is a method for producing a battery case which includes deep drawing or bulging the packaging material for a battery casing.

Adhesive for laminate of metal foil and resin film, laminated body, battery exterior packaging material, and battery case and manufacturing method therefor

A tobacco-flavor-releasing material includes granules which contain (a) a ground tobacco material, (b) water, (c) a moisturizing agent includes a polyhydric alcohol, (d) at least one pH-adjusting agent selected from the group consisting of potassium carbonate and sodium hydrogencarbonate, and (e) at least one binder selected from the group consisting of pullulan and hydroxypropyl cellulose.

Tobacco-flavor-releasing material and non-heating type tobacco flavor inhalator containing same

The present invention provides a cigarette mainstream smoke component adsorbent including particulate activated carbon, and a glucan film supported by the particulate activated carbon. Also, the present invention provides a cigarette filter including the cigarette mainstream smoke component adsorbent.

Cigarette mainstream smoke component adsorbent and cigarette filter

A method for reducing pressure losses in a cyclone separator includes introducing a gas entraining a particulate material into a duct connected to the cyclone separator, separating at least a portion of the particulate material through an opening formed in a bottom surface of a horizontally extending section of the duct in proximity to a junction point of the duct to the cyclone separator, and introducing the gas entraining the particulate material into the cyclone separator. A ducting system for the cyclone separator includes the duct and the opening. The particulate material is prevented from being deposited and heaped in the vicinity of the junction point.

Method for reducing pressure losses in cyclone separator and ducting

Disclosed is a structural austenitic stainless steel with superior proof stress and toughness at cryogenic temperatures. The steel has a composition essentially consisting of, by weight, not greater than 0.05% of carbon, 0.20 to 0.70% of nitrogen, not greater than 1.0% of silicon, not greater than 25% of manganese, 13 to 35% of chromium, 5 to 25% of nickel and the balance substantially iron. The chromium content and manganese content is selected to meet the condition of (Cr+0.9 Mn).gtoreq.20%. The index of cleanliness showing the amount of nonmetallic inclusions is not greater than 0.1%.

Growing community of inventors

Tokyo, Japan

Yasuhiro Nakagawa