Dai-ichi Kogyo Seiyaku Co., Ltd.

Screen Holdings Co., Ltd.

Matsushita Electronics Corporation

Bromine Compounds Limited

Hideaki Onishi

Ken Morishita

Makoto Teramoto

Michael R Peled

Kazuo Sato

Kyoko Miyamoto

Hisanori Semori

Fumihiko Noro

Kazuya Kubo

Kazuo Umeda

Michio Morita

Kenji Ueda

Mitsuru Tanemoto

Masahito Nishiura

Shoji Kakimoto

Naomi Toyoshima

Masashi Asaoka

The head replacement method includes: a pipe connection step of performing, by a user, pipe connection of a new head; an ink circulation start step of starting circulation of ink in a circulation flow path; and a connection state determination step of determined, based on an ink liquid level position representing a height of an ink liquid level in at least one of a collection tank and a supply tank, whether a pipe connection, including a connection between an ink discharge pipe and a collection branch pipe and a connection between an ink inflow pipe and a supply branch pipe, is properly made.

Head replacement method, inkjet printing apparatus, and non-transitory computer-readable recording medium recording head replacement support program

A printing apparatus for printing on printing media in a continuous business form. The apparatus includes a transport device, a detector for detecting a splice portion between the printing media transported by the transport device, a printing section for printing on the printing media transported by the transport device, a drying section for drying at a drying temperature the printing media printed in the printing section and transported by the transport device, and a controller for operating the transport device to reduce tension applied to the splice portion at least while the splice portion is located in the drying section.

Printing apparatus having a splice portion

Provided are a polylactic acid resin composition excellent in impact resistance, migration resistance, and heat resistance, and excellent in productivity at the time of the mold forming thereof, and a resin molded article thereof. The polylactic acid resin composition includes a polylactic acid; a reaction product of at least one of a polyol and a polyol dehydration condensate, an alkylene oxide mainly formed of ethylene oxide, and a fatty acid having 12 to 24 carbon atoms; and a fatty acid amide.

Polylactic acid resin composition and resin molded article thereof

Provided are a polylactic acid resin composition excellent in transparency, heat resistance, and migration resistance, and excellent in productivity at the time of the mold forming thereof, and a resin molded article thereof. The polylactic acid resin composition includes a polylactic acid; a reaction product of at least one selected from the group consisting of sorbitol, mannitol, and dehydration condensates thereof, an alkylene oxide mainly formed of ethylene oxide, and a fatty acid having 8 to 24 carbon atoms; and a fatty acid amide having a hydroxyl group.

A flame retardant composition for flammable plastic materials and a method for producing the same are disclosed. The flame retardant composition comprises 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine that contains 1 to 1000 ppm of a metal species of a water-insoluble polyvalent metal compound selected from the group consisting of oxide, hydroxide, carbonate, phosphate, sulfate and silicate present in the particles of 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine. The flame retardant composition is produced by reacting an alkali metal salt of 2,4,6-tribromophenol and cyanuric chloride in the presence of said water-insoluble polyvalent metal compound.

Flame retardant composition for flammable plastic materials comprising 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine and process for producing the same

Provided is a recyclable flame-retardant foamed styrene resin composition having high flame-retardancy and heat stability by adding little bromine-containing flame retardant. A flame-retardant foamed styrene resin composition containing (A) a styrene resin, (B) a mixture of (B1) tetrabromobisphenol A-bis(2,3-dibromo-2-methylpropyl ether) and (B2) another bromine-containing flame retardant, (C) zinc-modified hydrotalcite, (D) zeolite, and (G) a foaming agent, containing 0.005-0.08 parts by weight of (C) the zinc-modified hydrotalcite per 100 parts by weight of (A) the styrene resin.

Flame-retardant foamed styrene resin composition

Provided are a polylactic acid resin composition excellent in transparency, heat resistance, and migration resistance, and excellent in productivity at the time of the mold forming thereof, and a resin molded article thereof. The polylactic acid resin composition includes a polylactic acid; a reaction product of glycerin, an alkylene oxide mainly formed of ethylene oxide, and a fatty acid having 12 to 24 carbon atoms; and a fatty acid amide having a hydroxyl group.

In a flame-retarded foamable styrene-based resin composition comprising a bromine-containing flame retardant, the flame retardant is a mixture of (a) an organic bromine-containing compound having a 2,3-dibromopropyl group or an organic bromine-containing compound having a bromine content of greater than 60 wt% in which all bromine atoms are attached to a benzene ring, and (b) an organic bromine compound having a 2,3-dibromo-2-alkylpropyl group. The composition comprises this mixture in amount from 0.5 to 10 parts by weight per 100 parts by weight of the styrene-based resin. The composition exhibits high flame retardant and heat stabilizing effects yet allowing recycling.

Flame-retarded foamable styrene-based resin compositions

A flame retarded foamed plastic composition comprises a polystyrene type resin; a brominated flame retardant having a Br content greater than 60% by weight and a 5 wt % loss temperature of 190-320&#xb0; C.; a hindered amine of 4-hydroxy-2,2,6,6-tetramethylpiperidine carboxylate series, and a blowing agent.

Flame-retarded foamed plastic compositions and shaped articles

Disclosed is a flame retarded styrene-based resin composition containing a brominated flame retardant and an additive capable of enhancing the flame retardancy of the shaped article of the composition even in a very small amount of addition. The composition comprises (A) a styrene-based resin, (B) 0.1 to 30 parts by weight per 100 parts by weight of the resin (A) of a brominated flame retardant having a bromine content greater than 50 wt %, and (C) 0.01 to 0.2 parts by weight per 100 parts by weight of the resin (A) of a metal phthalocyanine selected from iron, manganese, cobalt, nickel, platinum or paradium phthalocyanine.

Flame-retardant styrene resin composition

The present invention relates to a flame-retarded styrene-based plastic composition comprising (A) a styrene-based plastic material (B) a brominated aromatic compound having a melting point from 200&#xb0; C. to 260&#xb0; C. in which all bromine atoms are attached to the aromatic ring, (C) a brominated aromatic compound having a melting point above 300&#xb0; C. in which all bromine atoms are attached to the aromatic ring, (D) an organic compound having at least one 2,3-dibromopropyl group, and optionally (E) antimony trioxide.

A flame retarded polyamide or polyester resin composition is disclosed. The composition comprises (A) polyamide or polyester resin; (B) 3 to 50 parts by weight per 100 parts of said resin of brominated polystyrene or brominated polyphenylene ether; and (C) 10 to 10,000 ppm of said resin of a thermal coloration inhibitor selected from the group consisting of hydrazine, a hydrazino compound, a hydrazono compound and an acid addition salt thereof.

Flame retarded polyamide or polyester resin compositions

A flame retarded polyolefin resin composition comprises polyolefin resin, 1 to 40 parts by weight per 100 parts of the polyolefin resin of a brominated bisphenol ether derivative of the formula:wherein R is hydrogen or methyl, and A is &#x2014;C(CH)&#x2014;, &#x2014;SO&#x2014;, &#x2014;S&#x2014;, or &#x2014;CH&#x2014;; and 1 to 30 parts by weight per 100 parts of the polyolefin resin of 2,4,6-tris(mono-, di- or tribromophenoxy)triazine.

Flame-retardant polyolefin resin composition

A flame retarded polyolefin resin composition comprises polyolefin resin, 1 to 40 parts by weight per 100 parts of the polyolefin resin of a brominated bisphenol ether derivative of the formula 1:wherein R is hydrogen or methyl, and A is &#x2014;C(CH)&#x2014;, &#x2014;SO&#x2014;, &#x2014;S&#x2014;, or &#x2014;CH&#x2014;; and 1 to 30 parts by weight per 100 parts of the polyolefin resin of a compound of the formula 2.wherein B is mono-, di- or tribromophenyl group, n is an integer from 1 to 20, and A is as defined above.

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Kyoto, Japan

Hideaki Onishi