Mitsui Chemicals, Inc.

Hitachi Medical Corporation

Other

Mitsu Chemicals, Inc.

Yuichi Ito

Yugo Yamamoto

Yasushi Mizuta

Masakazu Jitsukata

Akira Uchiyama

Ryoji Mori

Yoshihito Hirota

Toru Takehara

Hayato Kurita

Satoru Suda

Toru Moriike

Seiji Hosoya

Yoshihiko Dan

Makoto Otsuka

Hidenari Nakahama

Takashi Nakano

Kotaro Ichino

Takashi Nakagawa

Masahiko Okamoto

Shigeo Nishikawa

Hiroaki Tamatani

Michio Eriguchi

Junzo Ukai

Haruo Inoue

Katsunori Nishiura

Takanori Sueda

Naritoshi Yoshimura

Hideo Nishimura

Akihiro Imai

Kaoru Yorita

Eiichi Sugihara

Hiroyasu Yamaoka

Kazuhiro Ando

Toshikazu Gomi

Yoko Shimada

Mitsuaki Chida

Yasushi Takamatsu

Masahiro Takedachi

Chika Kako

Kimihiko Saito

Kazuki Mita

An adhesive includes a modified olefin polymer (A) allowing a polymer of a C2 to C20 &#x3b1;-olefin having a structural unit derived from a C4 to C20 &#x3b1;-olefin to be modified with a monomer having a functional group capable of reacting with an isocyanate group and having a heat of fusion measured in accordance with JIS K7122 of 0 J/g or more and 50 J/g or less and a polyisocyanate (B).

Adhesive, laminate, cell case packaging, cell, high-alkali solution packaging, alcohol-containing solution packaging, and package

Provided are a coating agent giving a coating film which has superior adhesion even to polyolefin resin base materials that have not been subjected to preliminary surface treatment and which has satisfactory adhesion even to high-polarity base materials; a decorative film having at least one layer formed from said coating agent; an article decorated with said decorative film. The coating agent includes an olefin polymer having a heat of fusion in the range of 0 to 50 J/g and having a weight average molecular weight (Mw) as measured by GPC of 1&#xd7;10to 1000&#xd7;10, and a hydrocarbon-based synthetic oil having a 40&#xb0; C. kinematic viscosity of 30 to 500,000 cSt.

Coating agent, decorative film and article

To provide an epoxy polymerizable composition which exhibits low curing shrinkage and high workability and which gives a cured article having a high refraction index and high heat resistance. The epoxy polymerizable composition contains (A2) fluorene epoxy compound having the following general formula (1) or (2), (A3) epoxy compound having a softening point of 30&#xb0; C. or less, and (B1) thiol compound having two or more thiol groups in one molecule. 

Polymerizable epoxy composition, and sealing material composition comprising the same

The invention aims to provide latent curing agents which exert high low-temperature curing properties when used together with ionically polymerizable compounds and which exhibit high storage stability at room temperature. Latent curing agents for ionically polymerizable compounds which agents each contain a hydroxyl-free amine imide compound having an N&#x2014;N bond energy of 100 to 210 kJ/mol as determined by B3LYP functional theory method.

Latent curing agents, epoxy resin compositions containing the same, sealing materials, and organic EL displays

[Problem] To provide a thermoplastic elastomer composition for foaming, which has sufficient foamability and provides a molded article having good appearance. [Solution to Problem] A thermoplastic elastomer composition for foaming, which comprises 10 to 40% by weight of a partially or completely crosslinked ethylene/&#x3b1;-olefin/non-conjugated polyene copolymer rubber (A) comprising ethylene, an &#x3b1;-olefin of 3 to 20 carbon atoms and a non-conjugated polyene, 3 to 33% by weight of an ethylene/&#x3b1;-olefin copolymer (B) comprising ethylene and an &#x3b1;-olefin of 3 to 20 carbon atoms, 10 to 40% by weight of polypropylene (C) having a melting point, as determined by differential scanning calorimetry (DSC), of 40 to 170&#xb0; C., 10 to 45% by weight of a softener (D) for rubbers, and at least one substance selected from an isotactic propylene-based polymer (E-a) in an amount of 1 to 30% by weight and a syndiotactic &#x3b1;-olefin-based copolymer (E-b) in an amount of 1 to 20% by weight, with the proviso that the total amount of the components (A), (B), (C), (D), (E-a) and (E-b) is 100% by weight.

Thermoplastic elastomer composition for foaming, molded foam thereof, composition molded product using the molded foam, and instrument panel for automobile

An object of the present invention is to provide an olefin-based thermoplastic elastomer composition that has both weatherability and flexibility at low temperatures, is excellent in fluidity, and causes no stickiness even in the use at high temperatures; a process oil composition for elastomers that serves as the raw material of the thermoplastic elastomer composition and contributes to the above characteristics; and an oil-extended elastomer containing the process oil composition. The process oil composition for elastomers of the present invention has a property that, when 20 parts by weight of the process oil composition for elastomers are blended with respect to 100 parts by weight of a propylene homopolymer, the melting point of the propylene homopolymer is lowered by 2 to 4.5&#xb0; C. compared to that of the propylene homopolymer without blending. The process oil composition for elastomers is a mixture of a purified mineral oil and a synthetic oil obtained by polymerizing (an) olefinic monomer(s), wherein the ratio of the purified mineral oil to the synthetic oil is preferably 40/60 to 80/20.

Process oil composition, oil-extended elastomer containing the same and olefin-based thermoplastic elastomer composition

The bonding method of the present invention is a method of bonding a member (a) having a layer (a) comprising an organic polymer (A), and a member (b) containing a compound (B) having specific functional groups, wherein the bonding method comprises bonding the member (a) and the member (b) via a layer comprising an inorganic compound (C) having a nitrogen atom and a hydrogen atom, which is at least partly provided on the outermost surface of the member (a). The composite film of the present invention is, firstly, a composite film formed with a laminate having a layer (a) comprising an organic polymer (A) and a layer (c) comprising an inorganic compound (C) having a nitrogen atom and a hydrogen atom; secondly, a composite film formed with a laminate having the layer (a), the layer (c) and a layer (b) comprising an adhesive resin (B) disposed in this order, wherein the layer (c) and the layer (b) are directly laminated; and thirdly, a composite film formed with a laminate having the layer (a), the layer (c), and a transparent conductive layer (d) disposed in this order, wherein one outermost surface or both outermost surfaces of the composite film are partially formed with the layer (c).

Method for bonding members, composite film and use thereof

A polyolefin composition comprising an olefin-based thermoplastic elastomer which is superior to conventional olefin-based thermoplastic elastomers in scratch resistance and abrasion resistance and has excellent heat aging resistance is proposed. [Means for Solving the Problem] A polyolefin composition comprising a syndiotactic &#x3b1;-olefin-based copolymer (A), a polyolefin resin (B) (other than polybutene (C)), polybutene (C), and if necessary, an ethylene-based copolymer rubber (D).

Polyolefin composition

A sealing material for a flat panel display contains 100 parts by weight of a compound (A) containing at least one epoxy group in the molecule, and 0.01 to 40 parts by weight of a compound (B) that generates a base upon irradiation. The compound (B) that generates a base upon irradiation is preferably a compound that generates a tertiary amine upon irradiation. The sealing material has favorable curability at low temperature, and a long pot life at room temperature, and does not cause deterioration of display members with ionic components and acids.

Sealing material for flat panel display

A transmission type X-ray tube includes an electrode lead () holding a cathode filament () and a stem unit () to which a sealing member (), an exhaust tube (), and the like are attached by brazing, and an irradiation window frame () having an X-ray irradiation window () attached by brazing. The other end side () of the sealing member () is attached to an open end () of the irradiation window frame () by welding. Thus, it is possible to obtain a high-quality transmission type X-ray tube having a long service life at a low cost.

Transmission type X-ray tube and manufacturing method thereof

The invention provides a cation polymerizable resin composition excellent in curing properties and corrosion resistance with less resin coloration and less cure shrinkage, which is a material suitable as a surface protective material for optical disk. Specifically, the cation polymerizable resin composition comprises an epoxy compound (A) as an essential ingredient represented by formula 1 wherein Rand Reach represent a saturated or unsaturated carbon atom, and Rrepresents a hydrogen atom or a saturated or unsaturated carbon atom, a cation polymerizable compound (B) other than the epoxy compound represented by formula 1, a photo cation polymerization initiator (C) and a photo radical polymerization initiator (D).

Photo cation polymerizable resin composition and surface protective material for optical disk

It has been discovered that an initiation reaction is efficiently progressed to a propagation reaction by adding a compound that potentially or directly generates a carbocation to the polymerization system of a cationic ring-opening polymerizable compound, and thus the activation of polymerization is rendered. Namely, the present invention relates to a cationic polymerizable resin composition which is characterized by comprising (A) a compound having at least one functional group capable of cationic ring-opening polymerization in one molecular chain, (B) a cationic polymerization initiator, and (C) a compound to generate a carbocation by the action of active species generated from (B) the cationic polymerization initiator by electromagnetic wave or particle beam. According to the present invention, it has been discovered that the initiation reaction is efficiently progressed to the propagation reaction by adding the compound that potentially or directly generates a carbocation to the polymerization system of the cationic ring-opening polymerizable compound, and thus the activation of polymerization is rendered.

Cationic polymerizable resin composition

A transmission type X-ray tube includes an electrode lead () holding a cathode filament () and a stem unit () to which a sealing member (), an exhaust tube (), and the like are attached by brazing, and an irradiation widow frame () having an X-ray irradiation window () attached by brazing. The other end side () of the sealing member () is attached to an open end () of the irradiation window frame () by welding. Thus, it is possible to obtain a high-quality transmission type X-ray tube having a long service life at a low cost.

The present invention proposes a molded product having excellent moldability and ability to be processed into parts, as well as excellent scratch resistance. The invention provides a multilayered laminate composed of two or more layers, having a structure in which a layer (I) comprising at least one selected from an olefinic thermoplastic elastomer composition (A) and an olefinic resin (B), and a layer (II) comprising an olefinic thermoplastic elastomer composition (C) are laminated. The olefinic thermoplastic elastomer composition (C) is a composition comprising [1] a specific syndiotactic polypropylene copolymer (c), and [2] at least one selected from a polypropylene resin (d) and an olefinic thermoplastic elastomer (e).

Olefinic thermoplastic elastomer laminate

A photocurable resin composition comprises a cationic polymerizable compound (A), an acrylic resin (B) and a cationic photopolymerization initiator (C), in which the acrylic resin (B) has a cationic polymerizable functional group, and the content of the component (A) is 30 to 95 parts by mass and the content of the component (B) is 5 to 70 parts by mass, based on 100 parts by mass of the total amount of the components (A) and (B). In addition, the functional group of the acrylic resin (B) preferably contains at least one of a cyclic ether group, a vinyloxy group, an acid adduct of a vinyloxy group, and an active hydrogen group, with the active hydrogen group preferably being a hydroxyl group. The photocurable resin composition has sufficient curability and sufficient adhesiveness to rigid plastics such as polycarbonate and PET having poor adhesive property.

Growing community of inventors

Ichihara, Japan

Yuichi Ito