公开(公告)号：US20200255658A1

公开(公告)日：2020-08-13

申请号：US16713888

申请日：2019-12-13

Applicant: Konica Minolta, Inc.

Inventor： Kosuke NAKAMURA ,  Masashi MAMINO ,  Yo NAKAJIMA

IPC: C08L69/00 ,  C08J3/20

Abstract: Provided is a resin composition containing a polycarbonate, a glass fiber, and an olefin-acrylate copolymer or an olefin-acrylic acid copolymer, wherein a mass ratio value (GF/OA) of a content of the glass fiber (GF) to a content of the olefin-acrylate copolymer or the olefin-acrylic acid copolymer (OA) is in the range of 1.0 to 6.0.

公开(公告)号：US20210317292A1

公开(公告)日：2021-10-14

申请号：US17201473

申请日：2021-03-15

Applicant: Konica Minolta, Inc.

Inventor： Yo NAKAJIMA ,  Yuuki NAGAI ,  Masashi MAMINO ,  Takeshi KOJIMA

IPC: C08L23/12 ,  C08L23/06

Abstract: Provided is a thermoplastic resin composition containing a thermoplastic resin A, a hard filler B and a compatibilizer C, wherein the hard filler B contains a hard filler B1 having an average particle diameter in the range of 0.7 to 40 μm and a hard filler B2 having an average particle diameter in the range of 0.01 to 0.5 μm, the compatibilizer C at least adheres to a surface of the hard filler B1, and a ratio WB1/WB2 is 1.5 or more, when WB1 and WB2 are adhesion masses of the compatibilizer C adhered to the surfaces of the hard filler B1 and the hard filler B2, respectively, and WB1 and WB2 each are measured per unit cross-sectional area.

公开(公告)号：US20230151197A1

公开(公告)日：2023-05-18

申请号：US18052721

申请日：2022-11-04

Applicant: KONICA MINOLTA, INC.

Inventor： Yo NAKAJIMA ,  Masashi MAMINO ,  Takeshi KOJIMA ,  Yuuki NAGAI

IPC: C08L23/12 ,  C08L79/02

CPC classification number: C08L23/12 ,  C08L79/02 ,  C08L2201/22 ,  C08L2666/72 ,  C08K2003/026

Abstract: Provided is a halogen-free resin composition including a polyolefin resin, containing a phosphorus compound in an amount of 0.05 to 2.5 mass % as a phosphorus content; a NOR-type hindered amine in an amount of 0.05 to 5 mass %; and an inorganic filler in an amount of 3 to 50 mass %, respectively, with respect to the total amount of the resin composition, wherein a DTA (Differential Thermal Analysis) curve obtained by differential thermal analysis of the inorganic filler has an endothermic portion in a temperature range of 180 to 500° C.; and in the inorganic filler, a ratio value of a number of particles having a maximum diameter of 300 μm or more to a number of particles having a maximum diameter of 100 μm or more is ⅕ or less, or there are no particles having a maximum diameter of 100 μm or more.

公开(公告)号：US20220389196A1

公开(公告)日：2022-12-08

申请号：US17825140

申请日：2022-05-26

Applicant: Konica Minolta, Inc.

Inventor： Takeshi KOJIMA ,  Masashi MAMINO ,  Yuuki NAGAI ,  Yo NAKAJIMA

IPC: C08K13/04

Abstract: Provided is a resin composition for injection molding including a polyolefin resin, containing: at least one selected from the group consisting of aluminum hydroxide, magnesium hydroxide and a phosphorus compound in an amount of 10 to 60 mass %; a NOR-type hindered amine compound in an amount of 0.05 to 5 mass %; and a fibrous filler having an aspect ratio of 10 or more in an amount of 1 to 20 mass %, respectively, relative to the total amount of the resin composition, wherein a phosphorous content is 5 mass % or less relative to the total amount of the resin composition.

公开(公告)号：US20150337131A1

公开(公告)日：2015-11-26

申请号：US14715006

申请日：2015-05-18

Applicant: Konica Minolta, Inc.

Inventor： Yo NAKAJIMA ,  Masashi Mamino ,  Yiqiang Yu ,  Ryuji Kitani

IPC: C08L69/00 ,  B29B7/88 ,  C08L67/02 ,  B29B7/00

CPC classification number: C08L69/00 ,  B29B7/007 ,  B29B7/88 ,  B29C47/40 ,  B29C47/408 ,  B29C47/64 ,  B29C47/92 ,  B29C2947/92704 ,  B29K2067/003 ,  B29K2069/00 ,  B29K2105/0026 ,  B29K2105/0088 ,  B29K2995/0088 ,  C08J3/005 ,  C08J3/203 ,  C08J2367/02 ,  C08J2369/00 ,  C08L67/02

Abstract: Provided is a thermoplastic resin composition having high flame resistance, high fluidity during injection molding, and improved impact resistance in a molded article. To provide a method for producing a thermoplastic resin composition, the method including a step (1) of obtaining a polyester resin mixture by melt-kneading a crystalline terephthalate-based polyester resin, and a polyester resin A including at least one kind selected from the group consisting of isophthalic acid, orthophthalic acid, naphthalenedicarboxylic acid, anthracene dicarboxylic acid and pyridine dicarboxylic acid as an aromatic dicarboxylic acid component with an extruder, and a step (2) of mixing the polyester resin mixture, a polycarbonate resin, a flame retardant and a toughening agent.

Abstract translation: 本发明提供一种热塑性树脂组合物，其具有高阻燃性，注射成型时的高流动性，以及模制品中耐冲击性的改善。 为了提供热塑性树脂组合物的制造方法，所述方法包括：通过熔融捏合对苯二甲酸酯类结构的聚酯树脂得到聚酯树脂混合物的步骤（1）和包含选自以下的至少一种的聚酯树脂A： 由间苯二甲酸，邻苯二甲酸，萘二羧酸，蒽二羧酸和吡啶二羧酸作为芳族二羧酸成分组成的组，用挤出机组成的工序;（2）将聚酯树脂混合物，聚碳酸酯树脂，阻燃剂和 增韧剂。