Tosoh Corporation

Toyo Soda Manufacturing Co., Ltd.

Sagami Chemical Research Institute

Yasushi Hara

Yukio Ito

Kazuhiko Sekizawa

Nobumasa Suzuki

Masahiro Aoki

Toshio Hironaka

Noritaka Nagasaki

Hiroaki Hayashi

Yukihiro Tsutsumi

Daiji Hara

Sadakatsu Kumoi

Tomoyuki Kinoshita

Takanori Miyake

Ken-ichi Tada

Takanori Miyazaki

Naoki Matsumoto

Shinichi Ishikawa

Fumiharu Takahashi

Sachio Asano

Akinori Shimono

Ryoji Tanaka

Nobuyuki Kanai

Ken-Ichi Tada

A compound useful for the manufacture of a Group 5 metal oxide film is provided. The compound is a Group 5 metal oxo-alkoxo complex represented by the following formula (A), and after preparing a film-forming material solution containing the compound and an organic solvent, a Group 5 metal oxide film can be manufactured using the film-forming material solution:M(&#x3bc;-O)(&#x3bc;-O)(&#x3bc;-O)(&#x3bc;-OR)(OR)(ROH)XY&#x2003;&#x2003;(A)(wherein M represents a niobium atom, etc.; Rrepresents an alkyl group; X represents an alkylenedioxy group; Y represents a carboxy group, etc.; &#x3b1; represents an integer of 3 to 10; &#x3b2; represents 0 or 1; &#x3b3; represents an integer of 0 to 8; &#x3b4; represents an integer of 2 to 9; &#x2208; represents an integer of 0 to 6; &#x3b6; represents an integer of 6 to 16; &#x3b7; represents an integer of 0 to 4; &#x3b8; represents an integer of 0 to 2; and &#x3b9; represents an integer of 0 to 6).

Group 5 metal oxo-alkoxo complex, method for producing same, and method for manufacturing group 5 metal oxide film

An amine derivative represented by the following general formula (1) and exhibiting a temperature difference of 30&#xb0; C. or more as defined by the difference of [decomposition temperature (&#xb0; C.) minus sublimation temperature (&#xb0; C.)]: wherein Rand Rindependently represent a substituted or unsubstituted Caryl or Cheteroaryl group; and Rand Rindependently represent a hydrogen atom, a straight-chain, branched or cyclic Calkyl or Calkoxy group, or a substituted or unsubstituted Caryl or Cheteroaryl group, provided that Rand Rmay form together a cyclic hydrocarbon group. The amine derivative is useful as an organic electroluminescent material.

Amine derivative and organic electroluminescent element

Cleaning compositions composed of specific amounts of carbonic acid and/or carbonate, hydrogen peroxide, aluminum fluoride and water are highly effective for cleaning electronic devices of resist, resist residues, titanium dioxide, aluminum oxide and silicon dioxide. The compositions contain no hydroxylamine and are thus free of its hazards.

Cleaning composition and method

An aminopolycarboxylate is described, which is represented by the following formula (1):wherein M, M, Mand Mindependently represent each an alkali metal ion. A process for producing the aminopolycarboxylate; a biodegradable chelating agent which comprises as the active component the aminopolycarboxylate; and a sequestering agent which comprises as the active component the aminopolycarboxylate are also described.

Aminopolycarboxylates, process for producing the same and use thereof

A resist stripper which comprises a peroxide and a quaternary ammonium salt.

Resist stripper

A process for producing an ethylenamine, which comprises reacting ammonia and/or an ethylenamine with an ethanolamine in the presence of hydrogen to obtain an ethylenamine having an increased number of ethylene chains over the ammonia and/or the ethylenamine used as the starting material, wherein a catalyst comprising Ni, X and M elements wherein X is Re, Ir, Pt or Pd, and when X is Re, Ir or Pb, M is at least one rare earth element selected from the group consisting of scandium, yttrium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium and lutetium, and when X is Pd, M is at least one member selected from the group consisting of rare earth elements is used for the reaction.

Process for producing an ethylenamine

A process for producing an ethylenamine, which comprises reacting ammonia and/or an ethylenamine with an ethanolamine in the presence of hydrogen to obtain an ethylenamine having an increased number of ethylene chains over the ammonia and/or the ethyelenamine used as the starting material, wherein a catalyst comprising Ni and M elements wherein M is at least one rare earth element selected from the group consisting of scandium, yttrium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium and lutetium, is used for the reaction.

A process for producing an alkylenamine, which comprises reacting ammonia and/or an alkylenamine with an alkanolamine in the presence of niobium oxide treated with an acid, to obtain an alkylenamine having an increased number of alkylene chains over the ammonia and/or the alkylenamine as starting material.

Process for producing alkylenamine

A process for producing an alkylenamine, which comprises reacting ammonia and/or a polyalkylene polyamine with an alkanolamine to obtain an alkylenamine having an increased number of alkylene chains over the ammonia and/or the alkylenamine as starting material, wherein a catalyst having a niobium-containing substance supported on a carrier is used for the reaction.

Process for producing a polyalkylene polyamine

A mixed oxide catalyst comprising niobium oxide and a member selected from the group consisting of titania, alumina, silica, zirconia and oxides of elements in Groups IIA, VA, VIA, IB, IIB, IIIB, VB, VIB, VIIB and VIII of the Periodic Table. A process for producing an alkylenamine, which comprise reacting ammonia and/or an alkylenamine with an alkanolamine in the presence of such a mixed oxide.

Mixed oxide catalyst and process for producing an alkylenamine by using

Ammonia and/or an alkyleneamine is reacted with an alkanolamine by using a miobium-containing substance as a catalyst to obtain an alkyleneamine having an increased number of alkylene units. The niobium-containing substance has a high activity and a high heat resistance, and is not or only slightly soluble in the water-containing reaction liquid.

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Shunan, Japan

Yasushi Hara