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公开(公告)号：US20220220386A1
公开(公告)日：2022-07-14
申请号：US17612627
申请日：2020-07-16
Applicant: ADEKA CORPORATION
Inventor： Michio NAKAMURA , Genta KOKURA , Kohei OMORI , Yuri YOKOTA , Yutaka YONEZAWA
Abstract: A flame retardant composition according to the present invention is a phosphate-based flame retardant including a (poly)phosphate, in which F and N satisfy 8.0×10−4≤F/N≤20.0 and F≤21.0, assuming that F (ppm) is a content of elemental iron and N (ppm) is a content of elemental sodium in the flame retardant composition as measured in accordance with the following procedure.
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公开(公告)号：US20180265683A1
公开(公告)日：2018-09-20
申请号：US15540085
申请日：2016-01-21
Applicant: ADEKA CORPORATION
Inventor： Tatsuya SHIMIZU , Yang NI , Kei ASAI , Yutaka YONEZAWA , Shinichi ISHIKAWA
IPC: C08L23/00 , C08K5/3462 , C08K5/3492 , C08K7/14 , C08K3/22
Abstract: Provided are a flame-retardant polyolefin resin composition with high flame retardancy, particularly sufficient flame retardancy to meet the UL94 5VA standard and a molded article with high flame retardancy, particularly sufficient flame retardancy to meet the UL94 5VA standard. The composition includes 100 parts by mass of a polyolefin resin, (A) 10 to 60 parts by mass of at least one melamine salt selected from the group consisting of melamine orthophosphate, melamine pyrophosphate, and melamine polyphosphate, (B) 15 to 90 parts by mass of at least one piperazine salt selected from the group consisting of piperazine orthophosphate, piperazine pyrophosphate, and piperazine polyphosphate, and (C) 10 to 140 parts by mass of glass fiber.
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公开(公告)号：US20170342239A1
公开(公告)日：2017-11-30
申请号：US15531566
申请日：2015-10-27
Applicant: ADEKA CORPORATION
Inventor： Yang NI , Yutaka YONEZAWA , Kei ASAI , Tetsuo KAMIMOTO , Genta KOKURA , Tatsuya SHIMIZU
IPC: C08K5/527 , C09K21/10 , C09K21/02 , C08K13/02 , C08K5/3492 , C09K21/12 , C08K5/3462
CPC classification number: C08K5/527 , C08K3/22 , C08K5/3462 , C08K5/3492 , C08K5/34928 , C08K13/02 , C08L23/00 , C08L101/00 , C09K21/02 , C09K21/10 , C09K21/12
Abstract: Disclosed is a flame retardant composition having excellent flame retardancy and processability, providing a flame-retardant synthetic resin composition including this flame retardant composition and having excellent flame retardancy and processability. Specifically, the following components are used in combination: as component (A), 20 to 50 parts by mass of at least one type of melamine salt selected from the group consisting of melamine orthophosphate, melamine pyrophosphate, and melamine polyphosphate; as component (B), 50 to 80 parts by mass of at least one type of piperazine salt selected from the group consisting of piperazine orthophosphate, piperazine pyrophosphate, and piperazine polyphosphate (the total of component (A) and component (B) is 100 parts by mass); and as component (C), 0.01 to 20.0 parts by mass of a bicyclophosphoric ester compound represented by the following general formula (1). The details of formula (1) are as described in the Description.
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公开(公告)号：US20210171833A1
公开(公告)日：2021-06-10
申请号：US16767549
申请日：2018-12-07
Applicant: ADEKA CORPORATION
Inventor： Yang NI , Yutaka YONEZAWA , Naoko TANJI
Abstract: A heat-resistant composition useful as a flame retardant, a flame retardant composition containing the same, and a flame-retardant resin composition are provided. The composition contains 20 to 50 parts by mass of a specific melamine salt as component (A), 50 to 80 parts by mass of a specific piperazine salt as component (B), and 1 to 50 parts by mass of a phosphoric ester compound having a specific structure as component (C), wherein the sum of the components (A) and (B) is 100 parts by mass.
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公开(公告)号：US20200165448A1
公开(公告)日：2020-05-28
申请号：US16638241
申请日：2018-08-22
Applicant: ADEKA CORPORATION
Inventor： Yang NI , Yutaka YONEZAWA , Naoko TANJI
IPC: C08L75/04 , C08K5/52 , C08K3/26 , C08K3/22 , C08K5/1515 , C08L83/04 , C08K5/10 , C08L23/12 , C08K5/3492 , C08K5/3462
Abstract: A composition contains the following components (A), (B), and (C), the component (A) being at least one melamine salt selected from the group consisting of melamine orthophosphate, melamine pyrophosphate, and melamine polyphosphate, the component (B) being at least one piperazine salt selected from the group consisting of piperazine orthophosphate, piperazine pyrophosphate, and piperazine polyphosphate, and the component (C) being a monohydrate of alumina. As disclosed, it is possible to provide a composition that can impart excellent levels of processability/moldability and flame retardancy to a resin by being mixed with the resin.
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Patent Agency Ranking
公开(公告)号：US20200148954A1
公开(公告)日：2020-05-14
申请号：US16629134
申请日：2018-06-14
Applicant: ADEKA CORPORATION
Inventor： Yang NI , Yohei INAGAKI , Yutaka YONEZAWA , Naoko TANJI
Abstract: A composition includes first, second, and third components. The composition preferably includes 0.1 to 50 parts by mass of the third component with respect to 100 parts by mass in total of the first and second components. The first component is at least one type of melamine salt selected from the group consisting of melamine orthophosphate, melamine pyrophosphate, and melamine polyphosphate. The second component is at least one type of piperazine salt selected from the group consisting of piperazine orthophosphate, piperazine pyrophosphate, and piperazine polyphosphate. The third component is cyanuric acid or zinc cyanurate.
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公开(公告)号：US20250115741A1
公开(公告)日：2025-04-10
申请号：US18903691
申请日：2024-10-01
Applicant: MAZDA MOTOR CORPORATION , ADEKA CORPORATION
Inventor： Shuhei YASUDA , Junichi OGAWA , Yuhei KATSUMA , Keisuke BANNO , Yohei INAGAKI , Atsushi SAKAI , Yutaka YONEZAWA
Abstract: A conductive resin composition contains matrix resin, coke powder, carbon fiber, and a phosphorus-based flame retardant including (poly)phosphate. The volume mean particle diameter of the coke powder is not less than 1 μm and not more than 500 μm. The content of the coke powder in the conductive resin composition is not less than 5 mass % and not more than 17 mass %. The aspect ratio of the carbon fiber is not less than 3 and not more than 1700. The content of the carbon fiber in the conductive resin composition is not less than 0.5 mass % and not more than 5 mass %. The content of the phosphorus-based flame retardant in the conductive resin composition is not less than 10 mass %.
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公开(公告)号：US20200048433A1
公开(公告)日：2020-02-13
申请号：US16498510
申请日：2018-05-15
Applicant: ADEKA CORPORATION
Inventor： Yang NI , Yutaka YONEZAWA , Naoko TANJI
Abstract: Disclosed is a flame retardant composition containing (A) an amine phosphate and (B) a zinc glycerolate. It is preferred that component (A) contain an amine pyrophosphate and that the mass ratio of component (A) to component (B) be 99.99:0.01 to 60:40. The flame retardant composition preferably further contains (C) zinc oxide, wherein the content of component (C) is 0.01 to 10 parts by mass per 100 parts by mass of the sum of components (A) and (B). The flame retardant composition preferably further contains (D) hydrotalcite, wherein the content of component (D) is 0.01 to 5 parts by mass per 100 parts by mass of the sum of components (A) and (B).
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公开(公告)号：US20190169408A1
公开(公告)日：2019-06-06
申请号：US16323298
申请日：2017-07-04
Applicant: ADEKA CORPORATION
Inventor： Yang NI , Yutaka YONEZAWA , Naoko TANJI
Abstract: A flame retardant composition contains: 20-50 parts by mass of at least one melamine salt selected from the group consisting of melamine orthophosphate, melamine pyrophosphate, and melamine polyphosphate, as component (A); 50-80 parts by mass of at least one piperazine salt selected from the group consisting of piperazine orthophosphate, piperazine pyrophosphate, and piperazine polyphosphate, as component (B), where the total of component (A) and component (B) is 100 parts by mass; and 1-50 parts by mass of β-dextrin as component (C).
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公开(公告)号：US20190031829A1
公开(公告)日：2019-01-31
申请号：US16071989
申请日：2017-02-13
Applicant: ADEKA CORPORATION
Inventor： Yang NI , Naoko TANJI , Yutaka YONEZAWA , Yohei INAGAKI
Abstract: A flame-retardant thermoplastic polyurethane resin composition is provided, containing: a thermoplastic polyurethane resin; at least one melamine salt selected from the group consisting of melamine orthophosphate, melamine pyrophosphate, and melamine polyphosphate; at least one piperazine salt selected from the group consisting of piperazine orthophosphate, piperazine pyrophosphate, and piperazine polyphosphate; and wet process silica having an oil absorption of 200 ml/100 g or more. The composition preferably contains zinc oxide.
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