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Application Number Application Number |
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1 | EP3388471B1 |
POLYARYLENE SULFIDE RESIN GRANULAR ARTICLE AND METHOD FOR PRODUCING SAME
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Publication/Patent Number: EP3388471B1 | Publication Date: 2020-02-19 | Application Number: 17741362.2 | Filing Date: 2017-01-17 | Inventor： Watanabe, Kei Takeda, Kazusada Miyama hisashi Nishida, Mikiya | Assignee: Toray Industries, Inc. | IPC: C08J3/12 | ||||
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2 | US2020354528A1 |
POLYARYLENE SULFIDE RESIN PARTICULATE AND METHOD OF PRODUCING SAME
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Publication/Patent Number: US2020354528A1 | Publication Date: 2020-11-12 | Application Number: 16/071,108 | Filing Date: 2017-01-17 | Inventor： Watanabe, Kei Takeda, Kazusada Miyama hisashi Nishida, Mikiya | Assignee: TORAY INDUSTRIES, INC. | IPC: C08J3/12 | Abstract: A polyarylene sulfide resin particulate has a mean particle diameter from more than 1 μm to 100 the uniformity is 4 or less, the melt viscosity measured at temperature of 300° C. and shear rate of 1216 sec−1 is 150 to 500 Pa·s, and the recrystallization temperature, defined as temperature of the heat generation peak at the time of crystallization when cooled from 340° C. to 50° C. at 20° C./min using a differential scanning calorimeter, is 150 to 210° C. The polyarylene sulfide resin particulate is suitable as a material powder for producing a three-dimensional molding by a powder sintering three-dimensional printer can be provided efficiently. | |||
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3 | US2020062892A1 |
METHOD OF PRODUCING POLYBUTYLENE TEREPHTHALATE RESIN PARTICLES, AND POLYBUTYLENE TEREPHTHALATE RESIN PARTICLES
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Publication/Patent Number: US2020062892A1 | Publication Date: 2020-02-27 | Application Number: 16/344,126 | Filing Date: 2017-11-13 | Inventor： Asahara, Chizuru Ito, Koya Takahashi, Toshiya Makita, Kei Miyama hisashi | Assignee: Toray Industries, Inc. | IPC: C08G63/183 | Abstract: A method produces polybutylene terephthalate resin particles, which includes (a) a step of heating a polybutylene terephthalate resin in an organic solvent to obtain a solution of a polybutylene terephthalate resin (dissolution step), and (b) a step of flash-cooling the solution to precipitate polybutylene terephthalate resin particles (precipitation step). The method produces PBT resin particles by a simple operation that can be performed industrially. | |||
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4 | US2020055234A1 |
POLYARYLENE SULFIDE RESIN POWDER GRANULAR ARTICLE MIXTURE AND METHOD FOR PRODUCING THREE-DIMENSIONAL MOLDED ARTICLE
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Publication/Patent Number: US2020055234A1 | Publication Date: 2020-02-20 | Application Number: 16/343,668 | Filing Date: 2017-10-13 | Inventor： Watanabe, Kei Takeda, Kazusada Miyama hisashi Nishida, Mikiya Shibata, Hikaru | Assignee: Toray Industries, Inc. | IPC: B29C64/153 | Abstract: A polyarylene sulfide resin powder granular article mixture enabling production of a highly heat-resistant and high-ductility three-dimensional molded article has: 5-25 parts by weight of fluorine resin powder granular article with respect to 100 parts by weight of polyarylene sulfide resin powder granular article; an average particle size of greater than 1 μm to 100 μm or less; an angle of repose of 43 degrees or less; and a homogeneity of 4 or less. | |||
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5 | US202040204A1 |
POLYBUTYLENE TEREPHTHALATE RESIN POWDER MIXTURE
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Publication/Patent Number: US202040204A1 | Publication Date: 2020-02-06 | Application Number: 20/191,659 | Filing Date: 2019-10-02 | Inventor： Takezaki, Hiroshi Takeda, Kazusada Watanabe, Kei Nishida, Mikiya Nishimura, Yosuke Miyama hisashi | Assignee: Toray Industries, Inc. | IPC: C09D11/104 | Abstract: A method of producing polybutylene terephthalate resin shaped moldings includes supplying a 3D printer with a polybutylene terephthalate resin powder mixture that contains 100 parts by weight of a polybutylene terephthalate resin powder material having a mean diameter of more than 1 μm and 100 μm or less, a uniformity coefficient of 4 or less, and a terminal carboxyl group quantity of 35 eq/t or more and 50 eq/t or less, and 0.1 to 5 parts by weight of inorganic particles having a mean diameter of 20 to 500 nm. | |||
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6 | EP3315553B1 |
POLYESTER RESIN POWDER MIXTURE
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Publication/Patent Number: EP3315553B1 | Publication Date: 2020-09-30 | Application Number: 16817553.7 | Filing Date: 2016-04-27 | Inventor： Watanabe, Kei Takeda, Kazusada Nishimura, Yosuke Takezaki, Hiroshi Miyama hisashi Nishida, Mikiya | Assignee: Toray Industries, Inc. | IPC: C08J3/20 | ||||
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7 | US2020040204A1 |
POLYBUTYLENE TEREPHTHALATE RESIN POWDER MIXTURE
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Publication/Patent Number: US2020040204A1 | Publication Date: 2020-02-06 | Application Number: 16/590,826 | Filing Date: 2019-10-02 | Inventor： Watanabe, Kei Takeda, Kazusada Nishimura, Yosuke Takezaki, Hiroshi Miyama hisashi Nishida, Mikiya | Assignee: Toray Industries, Inc. | IPC: C09D11/104 | Abstract: A method of producing polybutylene terephthalate resin shaped moldings includes supplying a 3D printer with a polybutylene terephthalate resin powder mixture that contains 100 parts by weight of a polybutylene terephthalate resin powder material having a mean diameter of more than 1 μm and 100 μm or less, a uniformity coefficient of 4 or less, and a terminal carboxyl group quantity of 35 eq/t or more and 50 eq/t or less, and 0.1 to 5 parts by weight of inorganic particles having a mean diameter of 20 to 500 nm. | |||
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8 | EP3632961A1 |
BLOCK COPOLYMER, METHOD FOR PRODUCING SAME, EPOXY RESIN COMPOSITION, CURED PRODUCT, AND SEMICONDUCTOR ENCAPSULATING MATERIAL
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Publication/Patent Number: EP3632961A1 | Publication Date: 2020-04-08 | Application Number: 18809216.7 | Filing Date: 2018-05-24 | Inventor： Tanaka, Hiroko Isago, Yuka Asano, Itaru Takezaki, Hiroshi Miyama hisashi Honda, Shiro | Assignee: Toray Industries, Inc. | IPC: C08G81/00 | Abstract: A polysiloxane-polyalkylene glycol block copolymer obtained by reacting a polysiloxane (A) having any functional group selected from a carboxylic anhydride group, a hydroxyl group, an epoxy group, a carboxyl group, and an amino group with a polyalkylene glycol (B) having any functional group selected from a carboxylic anhydride group, a hydroxyl group, a carboxyl group, an amino group, an epoxy group, a thiol group, and an isocyanate group, in which the content of a structure derived from the polysiloxane (A) is 20% by mass or more and 90% by mass or less with respect to 100% by mass of the block copolymer. The polysiloxane-polyalkylene glycol block copolymer of the present invention is homogeneously and finely dispersed in an epoxy resin in the case of being blended with the epoxy resin, bleed-out of the block copolymer from the cured epoxy resin to be obtained can be suppressed, and decreased stress and improved toughness of the cured epoxy resin can be achieved. Moreover, a decrease in fluidity caused by the addition of the block copolymer to an epoxy resin is also suppressed. From these facts, this block copolymer is also useful as various additives such as a surfactant and a resin modifier and is particularly suitable as a stress relief agent for semiconductor encapsulating materials. | |||
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9 | US2020377670A1 |
BLOCK COPOLYMER AND METHOD OF PRODUCING SAME, EPOXY RESIN COMPOSITION AND CURED PRODUCT THEREOF, AND SEMICONDUCTOR ENCAPSULATING MATERIAL
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Publication/Patent Number: US2020377670A1 | Publication Date: 2020-12-03 | Application Number: 16/606,902 | Filing Date: 2018-05-24 | Inventor： Tanaka, Hiroko Isago, Yuka Asano, Itaru Takezaki, Hiroshi Miyama hisashi Honda, Shiro | Assignee: Toray Industries, Inc. | IPC: C08G81/02 | Abstract: A polysiloxane-polyalkylene glycol block copolymer is obtained by reacting a polysiloxane (A) having any functional group selected from a carboxylic anhydride group, a hydroxyl group, an epoxy group, a carboxyl group, and an amino group with a polyalkylene glycol (B) having any functional group selected from a carboxylic anhydride group, a hydroxyl group, a carboxyl group, an amino group, an epoxy group, a thiol group, and an isocyanate group, wherein a content of a structure derived from the polysiloxane (A) is 20% by mass or more and 90% by mass or less with respect to 100% by mass of the polysiloxane-polyalkylene glycol block copolymer. | |||
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10 | EP3530701A1 |
POLYARYLENE SULFIDE RESIN POWDER GRANULAR ARTICLE MIXTURE AND METHOD FOR PRODUCING THREE-DIMENSIONAL MOLDED ARTICLE
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Publication/Patent Number: EP3530701A1 | Publication Date: 2019-08-28 | Application Number: 17861706.4 | Filing Date: 2017-10-13 | Inventor： Watanabe, Kei Takeda, Kazusada Miyama hisashi Nishida, Mikiya Shibata, Hikaru | Assignee: Toray Industries, Inc. | IPC: C08L81/02 | Abstract: The present invention addresses the problem of obtaining a polyarylene sulfide resin powder granular article mixture for 3D printers, the mixture enabling production of a highly heat-resistant and high-ductility three-dimensional molded article. Provided is a polyarylene sulfide resin powder granular article mixture which is characterized by having: 5-25 parts by weight of fluorine resin powder granular article with respect to 100 parts by weight of polyarylene sulfide resin powder granular article; an average particle size of greater than 1 µm to 100 pm or less; an angle of repose of 43 degrees or less; and a homogeneity of 4 or less. | |||
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11 | EP3546500A1 |
METHOD FOR PRODUCING POLYBUTYLENE TEREPHTHALATE RESIN PARTICLES, AND POLYBUTYLENE TEREPHTHALATE RESIN PARTICLES
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Publication/Patent Number: EP3546500A1 | Publication Date: 2019-10-02 | Application Number: 17873591.6 | Filing Date: 2017-11-13 | Inventor： Asahara, Chizuru Ito, Koya Takahashi, Toshiya Makita, Kei Miyama hisashi | Assignee: Toray Industries, Inc. | IPC: C08J3/12 | Abstract: Provided is a method for producing polybutylene terephthalate resin particles, which includes (a) a step of heating a polybutyl terephthalate resin in an organic solvent to obtain a solution of a polybutylene terephthalate resin (dissolution step), and (b) a step of flash-cooling the solution to precipitate polybutylene terephthalate resin particles (precipitation step). The present invention provides a method for producing PBT resin particles by a simple operation that can be performed industrially. The present invention also provides extremely fine PBT resin particles of uniform particle size. | |||
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12 | WO2019167749A1 |
PIGMENT-CONTAINING ALIPHATIC POLYESTER FINE PARTICLES, PRODUCTION METHOD THEREFOR, AND COSMETIC ARTICLE
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Publication/Patent Number: WO2019167749A1 | Publication Date: 2019-09-06 | Application Number: 2019006295 | Filing Date: 2019-02-20 | Inventor： Imazu, Naoki Miyama hisashi Isago, Yuka Takezaki, Hiroshi Iwata, Hirokazu | Assignee: TORAY INDUSTRIES, INC. | IPC: C09B67/20 | Abstract: Provided are novel pigment-containing aliphatic polyester resin fine particles obtained by: forming an emulsion in a system for causing phase separation in a polymer solution obtained by mixing an aliphatic polyester resin (A) selected from the group consisting of aliphatic polyesters obtained from aliphatic hydroxycarboxylic acids, aliphatic polyesters obtained from aliphatic diols and aliphatic dicarboxylic acids and/or ester-forming derivatives thereof, and aliphatic polyesters obtained from lactones, a resin (B) which is different from the aliphatic polyester resin and induces phase separation, a pigment (C), and an organic solvent (D), to obtain two phases, i.e., a solution phase containing the aliphatic polyester resin (A) as a main component and the pigment, and a solution phase containing the resin (B) as a main component; and bringing the emulsion into contact with a poor solvent (E) for the aliphatic polyester resin (A) to cause precipitation of aliphatic polyester resin fine particles containing the pigment (C), wherein the contained amount of the pigment (C) is 1.5-40 mass, and the average particle size is not less than 1 μm but less than 100 μm. The present invention provides novel polymer fine particles that serve as a colorant having high color developability and that improve the handleability such as fluidity and dispersibility of a pigment, and, when used as a cosmetic additive, facilitate removal of a cosmetic, and are less likely to cause color transfer to the skin. | |||
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13 | TW201902999A |
Block copolymer, method for producing same, epoxy resin composition, cured product, and semiconductor encapsulating material
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Publication/Patent Number: TW201902999A | Publication Date: 2019-01-16 | Application Number: 107118100 | Filing Date: 2018-05-28 | Inventor： Honda, Shiro Tanaka, Hiroko Takezaki, Hiroshi Asano, Itaru Miyama hisashi Isago, Yuka | Assignee: Toray Industries, Inc. | IPC: C08G81/00 | Abstract: Provided is a polysiloxane-polyalkylene glycol block copolymer which can be obtained by reacting a polysiloxane (A) having a functional group selected from among a carboxylic acid anhydride group, a hydroxyl group, an epoxy group, a carboxyl group, and an amino group, with a polyalkylene glycol (B) having a functional group selected from among a carboxylic acid anhydride group, a hydroxyl group, a carboxyl group, an amino group, an epoxy group, a thiol group, and an isocyanate group, wherein the content of a structure derived from the polysiloxane (A) is 20-90 mass% with respect to 100 mass% of the block copolymer. When added to an epoxy resin, this polysiloxane-polyalkylene glycol block copolymer is homogeneously and finely dispersed in the epoxy resin so that bleed-out of the block copolymer from an epoxy resin cured product that is obtained can be suppressed and the epoxy resin cured product can have reduced stress and increased toughness. Furthermore, a reduction in fluidity is suppressed by adding the block copolymer to the epoxy resin. Thus, the block copolymer is useful as a variety of additives, such as a surfactant and a resin modifier, and particularly suitable as a stress reducing agent for a semiconductor encapsulating material. | |||
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14 | US2018105669A1 |
POLYAMIDE MICROPARTICLES
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Publication/Patent Number: US2018105669A1 | Publication Date: 2018-04-19 | Application Number: 15/537,941 | Filing Date: 2015-12-09 | Inventor： Takezaki, Hiroshi Miyama hisashi Otsubo, Takahiko | Assignee: Toray Industries, Inc. | IPC: C08J3/14 | Abstract: Carbon-black-encapsulated polyamide microparticles are obtained by bringing a poor solvent of polyamide into contact with an emulsion to cause carbon-black-encapsulated polyamide to be precipitated, the emulsion being formed in a system that has separated into two solution phases when carbon black is mixed with a polymer solution prepared by dissolving a polyamide, a polymer (B) different from the polyamide, and an organic solvent (C), the polymer (B) being the main component in one of the phases, and, in the other of the phases, the polyamide being the main component and the carbon black being selectively distributed; wherein it is possible to obtain black polyamide microparticles having a number-average particle size of 1-200 μm and a temperature difference between the melting temperature and the cooling crystallization temperature of 25° C. or more, the microparticles being suitable for use in powder bed fusion additive manufacturing. | |||
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15 | EP3388471A1 |
POLYARYLENE SULFIDE RESIN GRANULAR ARTICLE AND METHOD FOR PRODUCING SAME
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Publication/Patent Number: EP3388471A1 | Publication Date: 2018-10-17 | Application Number: 17741362.2 | Filing Date: 2017-01-17 | Inventor： Watanabe, Kei Takeda, Kazusada Miyama hisashi Nishida, Mikiya | Assignee: Toray Industries, Inc. | IPC: C08J3/12 | Abstract: A polyarylene sulfide resin particulate characterized in that the mean particle diameter is from more than 1 µm to 100 µm, the uniformity is 4 or less, the melt viscosity measured at temperature of 300°C and shear rate of 1216 sec-1 is 150 to 500 Pa·s, and the recrystallization temperature, defined as temperature of the heat generation peak at the time of crystallization when cooled from 340°C to 50°C at 20°C/min using a differential scanning calorimeter, is 150 to 210°C. A polyarylene sulfide resin particulate suitable as a material powder for producing a three-dimensional molding by a powder sintering three-dimensional printer can be provided efficiently. | |||
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16 | KR20180103882A |
폴리아릴렌술피드 수지 분립체 및 그의 제조 방법
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Publication/Patent Number: KR20180103882A | Publication Date: 2018-09-19 | Application Number: 20187019535 | Filing Date: 2017-01-17 | Inventor： Miyama hisashi Nishida, Mikiya Takeda, Kazusada Watanabe, Kei | Assignee: TORAY INDUSTRIES, INC. | IPC: C08L81/02 | Abstract: 평균 입경이 1㎛ 초과 100㎛ 이하이고, 균일도가 4 이하이고, 온도 300℃, 전단 속도 1216sec에서 측정한 용융 점도가 150Pa·s 이상 500Pa·s 이하이고, 시차 주사형 열계를 사용하여 20℃/분으로 340℃에서부터 50℃까지 강온했을 때의 결정화 시의 발열 피크의 정점 온도로서 정의되는 재결정화 온도가 150 내지 210℃인 것을 특징으로 하는 폴리아릴렌술피드 수지 분립체. 분말 소결법 3D 프린터에 의해 삼차원 조형물을 제작하기 위한 재료 분말로서 적합한 폴리아릴렌술피드 수지 분립체를 효율적으로 제공할 수 있다. | |||
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17 | WO2018096964A1 |
METHOD FOR PRODUCING POLYBUTYLENE TEREPHTHALATE RESIN PARTICLES, AND POLYBUTYLENE TEREPHTHALATE RESIN PARTICLES
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Publication/Patent Number: WO2018096964A1 | Publication Date: 2018-05-31 | Application Number: 2017040723 | Filing Date: 2017-11-13 | Inventor： Takahashi, Toshiya Makita, Kei Ito, Koya Miyama hisashi Asahara, Chizuru | Assignee: Toray Industries, Inc. | IPC: C08J3/12 | Abstract: Provided is a method for producing polybutylene terephthalate resin particles, said method including (a) a step (dissolution step) for heating a polybutylene terephthalate resin in an organic solvent to obtain a solution of the polybutylene terephthalate resin, and (b) a step (precipitation step) for flash-cooling the solution and precipitating particles of the polybutylene terephthalate resin. The present invention provides a method for producing PBT resin particles by a simple procedure that can be implemented industrially. The present invention also provides extremely fine PBT resin particles of uniform grain size. | |||
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18 | WO2018074353A1 |
POLYARYLENE SULFIDE RESIN POWDER GRANULAR ARTICLE MIXTURE AND METHOD FOR PRODUCING THREE-DIMENSIONAL MOLDED ARTICLE
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Publication/Patent Number: WO2018074353A1 | Publication Date: 2018-04-26 | Application Number: 2017037157 | Filing Date: 2017-10-13 | Inventor： Watanabe, Kei Shibata, Hikaru Takeda, Kazusada Nishida, Mikiya Miyama hisashi | Assignee: Toray Industries, Inc. | IPC: C08L81/02 | Abstract: The present invention addresses the problem of obtaining a polyarylene sulfide resin powder granular article mixture for 3D printers, the mixture enabling production of a highly heat-resistant and high-ductility three-dimensional molded article. Provided is a polyarylene sulfide resin powder granular article mixture which is characterized by having: 5-25 parts by weight of fluorine resin powder granular article with respect to 100 parts by weight of polyarylene sulfide resin powder granular article; an average particle size of greater than 1 μm to 100 μm or less; an angle of repose of 43 degrees or less; and a homogeneity of 4 or less. | |||
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19 | US2018186926A1 |
POLYESTER RESIN POWDER MIXTURE
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Publication/Patent Number: US2018186926A1 | Publication Date: 2018-07-05 | Application Number: 15/740,141 | Filing Date: 2016-04-27 | Inventor： Nishida, Mikiya Miyama hisashi Takezaki, Hiroshi Nishimura, Yosuke Takeda, Kazusada Watanabe, Kei | Assignee: Toray Industries, Inc. | IPC: C08J3/20 | Abstract: A polyester resin powder mixture has a small average particle size, excellent powder flowability, and high strength after molding. The polyester resin powder mixture is obtained by blending 0.1-5 parts by weight of silica microparticles having an average particle size of 20-500 nm in 100 parts by weight of a polyester resin powder having an average particle size that is over 1 μm and is less than or equal to 100 μm, and that has a uniformity of 4 or less. | |||
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20 | KR20180022633A |
폴리에스테르 수지 분립체 혼합물
Title (English):
Polyester resin is divided into three-dimensional mixtures.
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Publication/Patent Number: KR20180022633A | Publication Date: 2018-03-06 | Application Number: 20177031145 | Filing Date: 2016-04-27 | Inventor： Takezaki, Hiroshi Watanabe, Kei Nishimura, Yosuke Takeda, Kazusada Nishida, Mikiya Miyama hisashi | Assignee: Toray Industries, Inc. | IPC: C08L67/02 | Abstract: 평균 입경이 작고, 분체 유동성이 우수하고 또한 성형 후의 강도가 높은 폴리에스테르 수지 분립체 혼합물을 효율적으로 제공한다. 평균 입경이 1㎛를 초과하며 100㎛ 이하이고, 균일도가 4 이하인 폴리에스테르 수지 분립체 100중량부에, 평균 입경이 20 내지 500nm인 실리카 미립자를 0.1 내지 5중량부 배합한 폴리에스테르 수지 분립체 혼합물이다. |
3.Current Quota