Dai Nippon Toryo Co., Ltd.

Dal Nippon Tokyo Co., Ltd.

Masafumi Kano

Hideyoshi Tugukuni

Yoshihiko Nishimura

Hiroshi Igarashi

Mitsuhiro Matsuda

Hideyoshi Tsugukuni

Teruyuki Takahashi

Disclosed in an aqueous dispersion type thermosetting coating composition which comprises (i) fine thermosetting powdery resin particles having an average particle size of 5 to 50.mu. and a softening point of 30.degree. to 120.degree. C., (ii) polyethylene glycol having an average molecular weight of 200-10,000 and (iii) a necessary amount of water.

Aqueous dispersion type thermosetting coating composition

A powdery coating composition having excellent anti-caking ability, which comprises polymer particles having an average particle size of 0.5 to 200.mu. composed of a polymer having a softening point not exceeding 90.degree. C. as a core component and a polymer having a softening point of at least 100.degree. C. as an outer component covering said core component, and to a process for the preparation of such powdery coating composition.

Powdery coating composition and process for preparing the same

This invention relates to a powdery coating composition having excellent anti caking ability, which comprises polymer particles having an average particle size of 0.5 to 200.mu. composed of a polymer having a softening point not exceeding 90.degree. C. as a core component and polymer having a softening point of at least 100.degree. C. as an outer component covering said core compound, and to a process for the preparation of such powdery coating composition.

The present invention relates to an aqueous dispersion type thermosetting coating composition consisting essentially of a homogeneous mixture of an aqueous medium, a powder of a thermosetting resin having an acid value of 5 to 30, a carboxyl group-containing organic polymeric thickener, and an organic amine and/or an alkali metal hydroxide.

This invention relates to a powdery coating composition having excellent anti-caking ability, which comprises polymer particles having an average particle size of 0.5 to 200.mu. composed of a polymer having a softening point not exceeding 90.degree. C. as a core component and a polymer having a softening point of at least 100.degree. C. as an outer component covering said core component, and to a process for the preparation of such powdery coating composition.

A thermosetting synthetic polymer dispersion obtained by copolymerizing unsaturated monomers in a non-polar organic liquid or an organic liquid having a low polarity in the presence of a stabilizer formed by reacting (1) a partially blocked isocyanate containing a free isocyanate group and a blocked isocyanate group with (2) an active hydrogen-containing, polymer compound in such a ratio that the amount of the active hydrogen group of the compound (2) is at least equivalent to the amount of the free isocyanate group of the isocyanate compound (1), and a process for the preparation of such a thermosetting synthetic polymer dispersion.

Thermosetting polymer dispersions and process for production thereof

This invention relates to a powdery coating composition having excellent anti-caking ability, which comprises polymer particles having an average particle size of 0.5 to 200.mu. composed of a polymer having a softening point not exceeding 90.degree.C. as a core component and a polymer having a softening point of at least 100.degree.C. as an outer component covering said core component, and to a process for the preparation of such powdery coating composition.

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Nagaokakyo, Japan

Masafumi Kano