Mitsubishi Chemical Corporation

Mitsubishi Rayon Company, Limited

Kanagawa Institute of Industrial Science and Technology

Kanagawa Academy of Science and Technology

Masashi Ikawa

Eiko Okamoto

Hideki Masuda

Hiroshi Onomoto

Yuji Matsubara

Seiichiro Mori

Hiroshi Niino

Yusuke Nakai

Go Otani

Tetsuya Jigami

Jitsuo Hirohata

Haruki Okada

Fumiko Fujie

Hiroshi Hosokawa

Shinji Makino

Shunsuke Chatani

Kousuke Fujiyama

Tatsuhiro Hiraoka

Takashi Yanagishita

Keiko Yasukawa

Yuki Miyahara

Kikue Irie

A high-molecular-weight compound having a plurality of polymer chains linked through a divalent or higher-valent linking group, in which the divalent or higher-valent linking group has a thiol group and at least one of a thioether structure and a thiourethane structure, and a ratio of an absolute weight-average molecular weight to a relative weight-average molecular weight (absolute Mw/relative Mw) of the high-molecular-weight compound is 1.25 or more; and a method for producing the same are provided.

High-molecular-weight compound and method for producing same, composition and method for producing same, resin composition, additive for lubricating oil, and lubricating oil

The present invention provides a resin composition including a vinylidene fluoride-based resin (A), having a crystal melting enthalpy of 10 to 45 J/g as measured with a differential scanning calorimeter, and having (2) Iof 60 or less as obtained by (1) a light scattering measurement.

Resin composition, molded article and film including vinylidene fluoride-based resin

The present invention relates to a method of manufacturing a mold having an oxide film with a plurality of pores formed on a surface of an aluminum substrate, the method including (a) a process of applying a voltage to a machined aluminum substrate and anodizing a surface of the aluminum substrate to form an oxide film; and (b) a process of removing at least a part of the oxide film formed in the process (a), wherein a voltage (V[V]) immediately before the process (a) is terminated and a time (t[sec]) required to reach the voltage (V[V]) after starting the application of voltage satisfy the following Equation (i) in the process (a).0.010&#x3c;&#x2003;&#x2003;(i)

Method of manufacturing mold, and molded article having fine relief structure on surface and method of manufacturing the same

A method for manufacturing a mold includes (a) anodizing an aluminum substrate at a voltage of 60 V to 120 V in an electrolytic solution in which two or more species of acid are mixed, and forming an oxide film having a plurality of minute holes on a surface of the aluminum substrate; and (b) removing at least a portion of the oxide film. The electrolytic solution used in (a) satisfies the relation (D1)/2&#x3c;D2, where D1 is the current density when the aluminum substrate is anodized under the same conditions as in (a) in an electrolytic solution of only the acid (A) having the highest acid dissociation constant (Ka) of the two or more species of acid, and D2 is the current density when the aluminum substrate is anodized under the same conditions (a) in the same electrolytic solution as that of (a).

Method for manufacturing mold and method for manufacturing molded article having fine uneven structure on surface

Provided is an article having high scratch resistance and satisfactory fingerprint wipeability. Disclosed is an article having a microrelief structure containing a cured product of a resin composition on the surface, in which the indentation elastic modulus (X) [MPa] and the creep deformation ratio (Y) [%] of the cured product satisfy the following formulas (1) and (2):80&#x2266;&#x2266;560&#x2003;&#x2003;(1)&#x2266;(0.00022&#x2212;0.01)&#xd7;100&#x2003;&#x2003;(2).

Article and active energy ray-curable resin composition

This method for producing anodic porous alumina such that an oxide coating film having a plurality of minute pores is formed at the surface of an aluminum substrate is characterized by containing: a step (a) for immersing the aluminum substrate in an electrolytic liquid resulting from mixing a plurality of acids; a step (b) for imposing a voltage on the aluminum substrate immersed in the electrolytic liquid; a step (c) for holding the aluminum substrate in the state of being immersed in the electrolytic liquid essentially without imposing a voltage on the aluminum substrate; and a step (d) for alternately repeating step (b) and step (c). By means of the present invention, it is possible using a simple device and with few steps to provide a method that easily produces anodic porous alumina such that an oxide coating film having a plurality of minute pores is formed at the surface of an aluminum substrate.

Method for producing anodic porous alumina, method for producing molded article having microscopic pattern on surface, and molded article having microscopic pattern on surface

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Otake, Japan

Masashi Ikawa