Daikin Industries, Ltd.

Kuraray Co., Ltd.

Tsinghua University

Dow Corning Corporation

Ube Industries, Inc.

Tokyo Institute of Technology

Dow Corning Toray Company, Ltd.

Daicel-evonik Ltd.

Daikin America, Inc.

Haruhisa Masuda

Yuki Ueda

Masami Nishiumi

Kazushige Ishiura

Hideo Takamatsu

Tomihiko Yanagiguchi

Shunro Taniguchi

Koji Nakanishi

Takahiro Kitahara

Satoshi Uchida

Tsuyoshi Noguchi

Kazuo Kobayashi

Tomoyuki Watanabe

Masayuki Tsuji

Kaoru Ikeda

Mitsuteru Mutsuda

Igor Chorvath

Shinji Tai

Shigeru Sasaki

Takashi Yamashita

Lauren Marie Tonge

Toshikazu Takata

Hiroyuki Yoshimoto

Hiromichi Nakata

Motohiro Fukuda

Kozo Tamura

Kazuya Kawahara

Tadashi Kanbara

Tadahiro Yabu

Xuming Xie

Yuki Adachi

Eiji Nakamura

Satoshi Kinoshita

Koji Nakamura

Tetsuya Hara

Kouta Isoyama

Yasuhito Koyama

Yasuhiro Nakano

Masakazu Irie

Tsugunori Kashimura

Toshiki Ichisaka

Toshiyuki Zento

Michiko Doi

Tsuyoshi Ono

Katsunori Takamoto

Mitsuhiro Otani

Hiromitsu Sogawa

Tomoharu Nishioka

Katsuhide Ohtani

Toru Kuki

Koichi Warino

Shunsuke Monjiyama

Tatsuki Akashi

Kohei Yasuda

Isamu Okamoto

Haruhiko Mouri

Kazuki Sakami

ChenGang Wang

Tomohiro Kino

Yuji Munesawa

Shigeru Kawahara

Takashi Oku

Ron Klein

Tatyana Collins

Yoshio Iwata

The present invention aims to provide a paste containing polytetrafluoroethylene which can be formed into a molded polytetrafluoroethylene article having a significantly small thickness of polytetrafluoroethylene and is less likely to cause defects in molding; and a method of producing the paste. The present invention provides a method of producing a paste, including the steps of coagulating primary particles of polytetrafluoroethylene in an aqueous dispersion that contains the primary particles and water to form slurry that contains secondary particles of polytetrafluoroethylene and water or secondary particles of polytetrafluoroethylene floating in water; and adding an organic solvent to at least one of the slurry and the secondary particles of polytetrafluoroethylene floating in water to provide the paste.

Paste containing polytetrafluoroethylene and method for producing same

The present invention aims to provide and insulated wire having an insulation layer which is excellent in insulation properties and has a low dielectric constant. The insulated wire of the present invention includes a conductor (A) and an insulation layer (B) formed around the periphery of the conductor (A). The insulation layer (B) is formed from a resin composition containing an aromatic polyether ketone resin (I) and a fluororesin (II). The fluororesin (II) is a copolymer of tetrafluoroethylene and a perfluoroethylenic unsaturated compound represented by the following formula (1):CF&#x2550;CF&#x2014;Rf&#x2003;&#x2003;(1)wherein Rfrepresents &#x2014;CFor &#x2014;ORf, and Rfis a C1-C5 perfluoroalkyl group. The aromatic polyether ketone resin (I) and the fluororesin (II) satisfy a melt viscosity ratio (I)/(II) of 0.3 to 5.0.

Insulated wire

An object of the present invention is to provide an insulated wire which includes an insulating layer with a low relative permittivity and has excellent heat resistance and excellent abrasion resistance. The insulated wire of the present invention includes a conductor (A), and an insulating layer (B) formed on the periphery of the conductor (A), the insulating layer (B) is formed from a resin composition that contains a resin (I) with a relative permittivity of 3.0 to 4.0 and a fluororesin (II).

The present invention aims to provide a resin composition which can provide a molded article excellent in insulation and showing a low relative permittivity and which causes no melt fracture even when extrusion-molded at a high shear rate. The resin composition of the present invention includes an aromatic polyether ketone resin (I) and a fluororesin (II). The fluororesin (II) is a copolymer of tetrafluoroethylene and a perfluoro ethylenically unsaturated compound represented by the following formula (1):CF&#x2550;CF&#x2014;Rf&#x2003;&#x2003;(1)wherein Rfrepresents &#x2014;CFor &#x2014;ORf; and Rfrepresents a C1-C5 perfluoroalkyl group. The aromatic polyether ketone resin (I) and the fluororesin (II) satisfy a melt viscosity ratio (I)/(II) of not lower than 0.001 but lower than 0.3.

Thermoplastic resin composition, and molded article thereof

A resin composition including an aromatic polyether ketone resin (I), and a fluororesin (II), the fluororesin (II) being a copolymer of tetrafluoroethylene and a perfluoroethylenic unsaturated compound represented by the following formula (1):CF&#x2550;CF&#x2014;R&#x2003;&#x2003;(1)wherein Rrepresents &#x2014;CFor &#x2014;OR, and Rrepresents a C1 to C5 perfluoroalkyl group; the composition containing the aromatic polyether ketone resin (I) and the fluororesin (II) at a mass ratio (I):(II) of 95:5 to 50:50; the fluororesin (II) being dispersed as particles in the aromatic polyether ketone resin (I) and having an average dispersed particle size of 3.0 &#x3bc;m or smaller.

Resin composition and molded article

The present invention aims to provide a resin composition capable of providing a molded article which is excellent in flexibility, acid resistance, and electrical properties. The resin composition of the present invention includes: an aromatic polyether ketone resin (I); and a fluororesin (II), the fluororesin (II) being a copolymer of tetrafluoroethylene and a perfluoroethylenic unsaturated compound represented by the following formula (1): CF&#x2550;CF&#x2014;Rf(1) wherein Rfrepresents &#x2014;CFor &#x2014;ORf, and Rfrepresents a C-Cperfluoroalkyl group, the fluororesin (II) being dispersed as particles in the aromatic polyether ketone resin (I), the resin composition satisfying a ratio (I):(II) by mass between the aromatic polyether ketone resin (I) and the fluororesin (II) of 50:50 to 10:90.

The present invention aims to provide a film having excellent mechanical strength and abrasion resistance. The film of the present invention contains an aromatic polyether ketone resin (I) and a fluororesin (II). The aromatic polyether ketone resin (I) has a crystallinity of 10% or higher.

Film and method for producing same

The present invention aims to provide an acrylic rubber composition capable of giving an acrylic rubber molded product good in low-friction properties and non-sticking properties. The present invention relates to an acrylic rubber composition containing an acrylic rubber (A) and a fluororesin (B), the fluororesin (B) being a perfluororesin.

Acrylic rubber composition, acrylic rubber molded product, and method for producing same

An object of the present invention is to provide an acrylonitrile-butadiene rubber composition that can provide an acrylonitrile-butadiene rubber molded article having excellent properties of non-stickiness, oil resistance, heat resistance, and low-friction properties. The acrylonitrile-butadiene rubber composition of the present invention includes: an acrylonitrile-butadiene rubber (A); and a fluororesin (B), the fluororesin (B) being a perhalopolymer, the composition formed from a co-coagulated composition obtainable by co-coagulating the acrylonitrile-butadiene rubber (A) and the fluororesin (B).

Acrylonitrile butadiene rubber composition, acrylonitrile butadiene rubber molded article, and method for producing same

The present invention provides a compound of the formula (I): wherein:

Multifunctional nitrileoxide compound

A thermoplastic resin composition having a high flame retardancy in a thin-wall molded product and a molded article thereof are provided. The thermoplastic resin composition comprises (A) a thermoplastic resin containing a repeating unit having an arylene group, an ether group, and a carbonyl group and (B) a thermoplastic fluorine-containing resin. The weight ratio of the thermoplastic resin (A) and the thermoplastic fluorine-containing resin (B) in the former/the latter is 80/20 to 99/1. The thermoplastic fluorine-containing resin (B) is dispersed in the form of a particle in the thermoplastic resin (A) to form a dispersed phase, and the dispersed phase has an average particle diameter of not more than 3 &#x3bc;m. The thermoplastic resin composition is suitable for forming a molded article having a thin-wall portion with a thickness of not more than 1.5 mm.

Flame retardant thermoplastic resin composition

A resin composition including an aromatic polyether ketone resin (I), and a fluororesin (II), the fluororesin (II) being a copolymer of tetrafluoroethylene and a perfluoroethylenic unsaturated compound represented by the following formula (I):CF&#x2550;CF&#x2014;R&#x2003;&#x2003;(1)wherein Rrepresents &#x2014;CFor&#x2014;OR, and Rrepresents a C1 to C5 perfluoroalkyl group; the composition containing the aromatic polyether ketone resin (I) and the fluororesin (II) at a mass ratio (I):(II) of 95:5 to 50:50; the fluororesin (II) being dispersed as particles in the aromatic polyether ketone resin (I) and having an average dispersed particle size of 3.0 &#x3bc;m or smaller.

The invention provides a thermoplastic polymer composition which has both excellent heat resistance and chemical resistance, and also has flexibility and excellent processability. The present invention is a thermoplastic polymer composition comprising a fluororesin (A) and non-fluorine-containing cured rubber (B), wherein the fluororesin (A) comprises a fluorine-containing ethylenic polymer (a), and the non-fluorine-containing cured rubber (B) is at least one kind of rubber (b) which is at least partially crosslinked.

Thermoplastic polymer composition

The present invention relates to a fluorine-containing resin composition for molding comprising a fluorine-containing resin (A) and a hydrofluoric acid scavenger (B), in which the hydrofluoric acid scavenger (B) is organopolysiloxane. According to the present invention, a fluorine-containing resin composition which can reduce an amount of hydrofluoric acid released from a fluorine-containing resin and inhibits corrosiveness can be provided.

Fluorine-containing resin composition inhibiting corrosiveness

Growing community of inventors

Settsu, Japan

Haruhisa Masuda