-
公开(公告)号：US20220411624A1
公开(公告)日：2022-12-29
申请号：US17774084
申请日：2020-11-11
摘要： A polyolefin-based resin composition and a colored resin pellet having good colorant dispersibility and low fogging properties and particularly preferred for the production of a molded article for an interior article or interior member of an automobile, by dosing 0.01 parts by weight or more and 2.0 parts by weight or less of a colorant including at least one pigment selected from a group consisting of carbon black and an organic pigment, and 0.01 parts by weight or more and 2.0 parts by weight or less of a synthetic wax having an average particle diameter of 1 μm or more and 40 μm or less, based on 100 parts by weight of a resin material component including a polyolefin-based resin.
-
公开(公告)号：US20220145052A1
公开(公告)日：2022-05-12
申请号：US17440162
申请日：2020-03-17
发明人： Keita ITAKURA , Katsuhiko KOIKE , Ryoko HIROI , Hiroyuki FUKUSHIMA , Kou TSURUGI , Atsushi SHIBAHARA , Fumiaki NISHINO , Kohei TANAKA , Yasuhiro KAI , Naoya NODA , Kenji MICHIUE , Takanori FURUTA
IPC分类号： C08L23/10 , C08F110/06 , C08F210/16
摘要： A propylene resin composition includes a propylene polymer (A) satisfying requirements (1) to (3) below: (1) having a number average molecular weight (Mn) measured by gel permeation chromatography (GPC) of 5000 to 22000; (2) having a ratio (Mw/Mn) of a weight average molecular weight (Mw) to a number average molecular weight (Mn) measured by gel permeation chromatography (GPC) being 1.2 to 3.5; and (3) having a proportion of a component eluted at a temperature of not more than −20° C. in temperature rising elution fractionation (TREF) being not more than 3.5 mass %.
-
公开(公告)号：US20210246289A1
公开(公告)日：2021-08-12
申请号：US17049803
申请日：2019-04-24
发明人： Shuichi INOUE , Satoru KINOUCHI , Kazuaki TOKUMO , Takao JOUDUKA
摘要： Disclosed is a propylene-based resin composition comprising more than 15 parts by mass and 40 parts by mass or less of an ethylene/α-olefin copolymer (E1) and 4 to 20 parts by mass of an ethylene/α-olefin/diene copolymer (E2), and comprising also a propylene-based polymer (P1) having an amount of a n-decane-soluble part at 23° C. of 5 to 25% by mass, wherein the ethylene content of the n-decane-soluble part is more than 40% by mass and 60% by mass or less, a propylene homopolymer (P2) and an inorganic filler (F) [providing that the total amount of the components (P1), (P2), (E1), (E2) and (F) is taken as 100 parts by weight]. The propylene-based resin composition is capable of producing a molded article which is excellent in mechanical properties, unnoticeable flow marks, low gloss.
-
公开(公告)号：US20210039364A1
公开(公告)日：2021-02-11
申请号：US16969149
申请日：2019-03-18
发明人： Sumiaki FUJII , Masao SUZUKI , Keiko SEKIYA , Tetsuya SAITOU
摘要： [Object] A laminate is provided which can form packaging bags having a wide range of packaging feasible temperatures and excellent high-speed liquid packaging properties.
[Solution] The laminate includes a sealant layer and an intermediate layer disposed in contact with the sealant layer, the sealant layer including an ethylene/α-olefin copolymer satisfying the requirements (x0) to (x3). (x0) The copolymer is a copolymer of ethylene and a C3-C20 α-olefin. (x1) The MFR is 1 to 50 g/10 min. (x2) The density is 890 to 910 kg/m3. (x3) 0.35≤ΔH (80)/ΔH≤0.85, and 0.60≤ΔH (100)/ΔH≤0.85, wherein ΔH is the total heat of melting observed during DSC, and ΔH (T) is the heat of melting observed during heating from 0° C. to T° C.-
公开(公告)号：US10858507B2
公开(公告)日：2020-12-08
申请号：US16300026
申请日：2017-05-09
发明人： Yuichi Matsuda
IPC分类号： C08L23/14 , C08K7/14 , C08J5/04 , B29C45/00 , C08K7/02 , C08L23/10 , B29B9/14 , C08F10/06 , C08L23/12 , B29K23/00 , B29K309/08
摘要： Disclosed is a fiber-reinforced polypropylene-based resin composition including a propylene-based polymer (A) and reinforcing fibers (B), in which when a content of at least one olefin-derived structural unit selected from ethylene and an α-olefin having 4 to 8 carbon atoms in the propylene-based polymer (A) is designated as E (% by mass) (the sum of the propylene-based polymer (A) and the reinforcing fibers (B) is designated as 100% by mass), and a mesopentad fraction of the propylene-based polymer (A) as measured by 13C-NMR is designated as M (%), the following Expression (1) and Expression (2) are satisfied, the fiber-reinforced polypropylene-based resin composition being a resin composition with which a molded product having excellent thermal and mechanical characteristics and having an excellent external appearance of the molded product surface (particularly, external appearance of a grained surface) can be produced. 85≤M≤99 (1) 74≤M−12E≤90 (2)
-
公开(公告)号：US10256041B2
公开(公告)日：2019-04-09
申请号：US15562796
申请日：2016-03-30
发明人： Satoshi Tamura , Jun Birukawa , Hiroki Shimizu
IPC分类号： H01G4/18 , C08J5/18 , C08K5/156 , C08L23/12 , C08F110/06 , C08K5/1575 , H01G4/33 , C08J3/20 , C08K5/053 , B29C47/00 , B29C55/14 , B29K23/00 , B29L31/34
摘要： A polypropylene (F) for film condensers having the following requirements: (1) an MFR (JIS K 7210, 230° C., 2.16 kg load) in the range of 1-10 (g/10 min), (2) an mmmm fraction that is at least 93%, (3) a erythro position defect amount as measured using 13C-NMR that is less than 0.1 mol %, (4) ash content obtained by complete combustion in atmosphere that is at most 50 ppm, (5) chlorine content as measured by ion chromatography that is at most 5 ppm; and (6) is obtained by including a propylene homopolymer for which Mw/Mn as measured via GPC is 6.5-12 and an α-crystal nucleating agent with a melting point of at most 290° C.
-
公开(公告)号：US10011693B2
公开(公告)日：2018-07-03
申请号：US14438599
申请日：2013-10-23
IPC分类号： B01D71/26 , C08J7/00 , H01G11/52 , H01G9/02 , H01M2/16 , B29C55/02 , C08J5/18 , C08F110/06 , C08F112/06 , H01M10/0525 , B29K23/00
CPC分类号： C08J5/18 , B01D71/26 , B29C55/005 , B29C55/02 , B29C55/065 , B29K2023/12 , B29K2105/041 , B29L2031/3468 , C08F110/06 , C08J2323/12 , H01G9/02 , H01G11/52 , H01M2/1653 , H01M10/0525 , Y02E60/13 , C08F2500/04 , C08F2500/26 , C08F4/6543 , C08F4/651 , C08F4/6492 , C08F4/6465
摘要： [Problem] To provide polypropylene for a microporous film having excellent heat resistance and strength. [Solution] Polypropylene for a microporous film satisfying the following requirements (1) and (2): (1) the weight-average molecular weight (Mw) value, as determined by gel permeation chromatography (GPC), is not less than 100,000 but less than 800,000, the value (Mw/Mn) obtained by dividing the weight-average molecular weight by the number-average molecular weight is more than 7.0 but not more than 12.0, and the value (Mz/Mw) obtained by dividing the Z-average molecular weight by the weight-average molecular weight is not less than 3.8 but not more than 9.0, and (2) the mesopentad fraction, as measured by 13C-NMR (nuclear magnetic resonance method), is not less than 95.5%.
-
28.发明申请公开(公告)号：US20170305127A1
公开(公告)日：2017-10-26
申请号：US15517151
申请日：2015-10-06
CPC分类号： B32B27/32 , B32B27/08 , B32B27/10 , B32B27/18 , B32B27/281 , B32B27/302 , B32B27/304 , B32B27/306 , B32B27/327 , B32B27/34 , B32B27/36 , B32B27/365 , B32B29/002 , B32B37/14 , B32B2255/10 , B32B2255/20 , B32B2307/30 , B32B2307/31 , B32B2307/50 , B32B2307/518 , B32B2553/00 , B65D65/40 , C08F210/16 , C08J5/18 , C23C14/24 , C23C14/34 , C23C14/48
摘要： A film for inorganic substance deposition, comprising single or multiple resin layers, wherein all of the resin layers contain an ethylene-based polymer (A) having a melt tension (MT), as measured at 190° C., of not more than 5.0 g, and the film satisfies the following requirements: Requirement (1): the amount of a component generated by heating the film under the prescribed conditions is not more than 1.2 μg per milligram of the film; Requirement (2): the amount of a compound containing pentavalent phosphorus, said compound being recovered after washing of a surface of the film under the prescribed conditions, is not more than 9 μg; and Requirement (3): the amount of an oxide of an oligomer of a hexamer to a decamer, said oxide being recovered after washing of a surface of the film under the prescribed conditions, is not more than 1.5 μg.
-
29.发明申请公开(公告)号：US20170183488A1
公开(公告)日：2017-06-29
申请号：US15315639
申请日：2015-07-30
发明人： Katsutoshi OHTA
摘要： Provided are a propylene homopolymer composition for a capacitor film, which can provide a film with excellent high-temperature voltage resistance and excellent thin-film stretchability, a method for producing the same, and a capacitor film. The propylene homopolymer composition for a capacitor film contains 50 to 99% by mass of a propylene homopolymer (A1) having predetermined characteristics and 1 to 50% by mass of a propylene homopolymer (B1) having predetermined characteristics, and has (i) a melt flow rate (MFR) of 1.0 to 10.0 g/10 min and (ii) a chlorine content of 2 ppm by mass or less.
-
公开(公告)号：US20140031459A1
公开(公告)日：2014-01-30
申请号：US14037675
申请日：2013-09-26
CPC分类号： C08L23/12 , B32B27/06 , B32B27/08 , B32B27/18 , B32B27/20 , B32B27/32 , B32B2262/101 , B32B2262/106 , B32B2264/062 , B32B2264/067 , B32B2264/104 , B32B2270/00 , B32B2307/30 , B32B2307/50 , B32B2307/546 , B32B2419/00 , B32B2439/70 , B32B2471/00 , B32B2479/00 , B32B2509/00 , B32B2605/00 , B32B2607/00 , C08F110/06 , C08F210/06 , C08F255/02 , C08L23/10 , C08L23/26 , C08L51/003 , C08L51/06 , C08L2666/24 , C08F2500/12 , C08F2500/03 , C08F2500/20 , C08F2500/17 , C08F222/40
摘要： It is an object of the present invention to provide a modified propylene resin containing very small amounts of low-crystalline and low-molecular-weight components. The present invention relates to a modified propylene resin characterized by satisfying the following requirements (1) to (4). (1) The melting point (Tm) measured with a differential scanning calorimeter (DSC) is 140° C. or higher. (2) The amount of grafts of ethylenic unsaturated bond-containing monomer after hot xylene washing is 0.1 to 5 percent by weight. (3) The amount of components soluble in o-dichlorobenzene at 70° C. is 1.5 percent by weight or less. (4) The intrinsic viscosity [η] is 0.1 to 4 dl/g.
摘要翻译： 本发明的目的是提供含有非常少量的低结晶和低分子量组分的改性丙烯树脂。 本发明涉及一种改性丙烯树脂，其特征在于满足以下要求（1）至（4）。 （1）用差示扫描量热计（DSC）测定的熔点（Tm）为140℃以上。 （2）热二甲苯洗涤后含烯属不饱和键的单体的接枝量为0.1〜5重量％。 （3）在70℃下可溶于邻二氯苯的成分的量为1.5重量％以下。 （4）特性粘度η为0.1〜4dl / g。
-
-
-
-
-
-
-
-
-
搜索结果
122 条记录 (耗时 0.037 秒)