Nitto Chemical Industry Co., Ltd.

Fujitsu Corporation

Nitto Chemical Industries, Ltd.

Tomio Nakamura

Shigeru Shimizu

Keiji Watanabe

Takashi Saitoh

Keiko Yano

Takashi Maruyama

Yasuhiro Yoneda

Yutaka Sasaki

Yoshimi Nakamura

Hiroshi Utsumi

Kiyoshi Moriya

Shigeru Saito

Ei Yano

Takahisa Namiki

Shunichi Doi

Koichi Kobayashi

Takeshi Inagaki

Masashi Uzawa

Yasuyuki Takayanagi

Miwa Igarashi

Yoko Kuramitsu

Masami Ishikawa

Kikuko Takeuchi

Kiyobmi Takahashi

Katsuaki Kikuchi

A composition for forming a conductivity imparting agent comprising:

Composition for forming conductivity imparting agent and pattern forming

A composition for irradiation with an ionizing radiation, characterized by comprising: (a) 0.01 to 30 parts by weight of a soluble aniline polymer which comprises one or both of the repeating units represented by the following general formulae (1) and (2), said repeating units being included at least 80% of the total repeating units, possesses a weight average molecular weight of not less than 10,000, and is solid at room temperature; and (b) 100 parts by weight of a solvent, ##STR1## wherein R.sup.1 to R.sup.4 represent an electron-donating group, Y.sup.1 to Y.sup.4 represent --SO.sub.3 -- or --COO--, and M.sup.1 to M.sup.4 represent a hydrogen ion, an ammonium ion, an a1kyl ammonium ion with 1 to 8 carbon atoms, an aromatic ammonium ion, or a quaternary ion of an aromatic heterocyclic ring.

Ionizing radiation exposure method utilizing water soluble aniline

A composition for forming an electrically conductive layer which is used in patterning of a resist with electric charge beam, which comprises:

Composition for forming an electrically conductive layer to be used in

Sulfonated aniline-type copolymer and a process for their preparation are disclosed. These products comprise a water soluble and alcohol soluble copolymer of a compound (A) selected from the group of aniline, N-alkylaniline and phenylenediamine, and aminobenzene sulfonic acid (B); said sulfonated product being a following compound of a general formulae I to V stated in the specification, or a mixture thereof. Also, process for the sulfonated aniline-type copolymer comprises the steps:

Sulfonated aniline-type copolymer and process for production thereof

A method for producing N-methylolacrylamide which comprises reacting acrylamide with formaldehyde or paraformaldehyde in an aqueous solvent in the presence of (A) a basic compound and at least one member selected from the group consisting of a salt of Mo-containing acid and a salt of W-containing acid, or (B) a quaternary ammonium hydroxide compound, is provided by the present invention. According to the method of the present invention, N-methylolacrylamide having few by-products is obtained in high yields.

Method for producing n-methylolacrylamide

A pattern-forming method using an electroconductive composition comprising at least one TCNQ complex salt selected from the group consisting of isoquinolinium-TCNQ complex salts, quinolinium-TCNQ complex salts, alkyl pyridinium-TCNQ complex salts, and morpholinium-TCNQ complex salts, a specific polymer, and a solvent are disclosed. This composition gives an electroconductive film having a superior long-term storage stability and electroconductive characteristics. When this electroconductive composition is coated on a resist to form an electroconductive film, and a pattern is formed by an irradiation with charging beams, such as electron beams, an accumulation of charges (charge-up) is prevented and a fine resist pattern in which a misregistration is completely prevented is obtained.

Method of forming pattern by using an electroconductive composition

A conducting varnish composition consisting essentially of:

Conducting varnish composition

There is disclosed a process for producing 7,7,8,8-tetracyanoquinodimethane, which comprises subjecting 1,4-bis-(dicyanomethylene)-cyclohexane to anodic oxidation in a solvent.

Process for producing 7,7,8,8-tetracyanoquinodimethane

In a process for preparing a carboxylic acid ester from a nitrile, water and an alcohol in the vapor phase, wherein the vapor is brought into contact with a catalyst, the improvement which comprises said catalyst being a titanium containing oxide catalyst which is obtained by hydrolyzing or neutralizing a water soluble titanium salt and subsequently calcining the resulting precipitate at a temperature in a range of about 300.degree. to 750.degree. C. and having the empirical formula Ti.sub.a Me.sub.b X.sub.c O.sub.d, wherein Me represents at least one element selected from the group consisting of Cu, Ag, Au, Mg, Zn, Sn, Pb, Zr, V, Bi, Cr, W, Mo, Mn, Fe, Co and Ni and X represents at least one element selected from the group consisting of Si and Sb and the subscripts a, b, c and d designate the atomic ratio and when a is 1, b is 0.01 to 12, c is 0 to 12 and b+c is 0.01 to 12 and d is the oxygen content of the catalyst formed by the combination of the above components.

Process for producing carboxylic acid esters from nitriles

A process for producing acrylonitrile by the vapor-phase catalytic ammoxidation of propylene, which comprises (I) reacting propylene, a molecular oxygen-containing gas and ammonia in the presence of a catalyst expressed by the following empirical formula

Process for production of acrylonitrile

A process is described for producing N-substituted acrylamide or methacrylamide comprising reacting an acrylic or methacrylic acid ester with an aliphatic or aromatic amine in liquid medium in the presence of a catalytic amount of alkyltin alkoxide.

Process for producing N-substituted acrylamide or methacrylamide

A process for preparing acrylonitrile from propylene, which comprises contacting a mixture of propylene, molecular oxygen and ammonia in the vapor phase at a temperature of about 380.degree. to about 500.degree. C. and a pressure of about atmospheric pressure to about 3 Kg/cm.sup.2 -G with a catalyst composition comprising active components of the following empirical formula

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Yokohama, Japan

Tomio Nakamura