Nippon Kayaku Kabushiki Kaisha

Sumio Yoda

Katsutoshi Takahashi

Yasuo Kuroda

Hiroshi Hayami

Hiroyoshi Nowatari

Nobuyuki Futamura

Matsuo Hashimoto

Yoshifumi Saiki

Photosensitive resin composition and color filter comprising a polymer

Resin compositions and process for forming transparent thin films

A diamine platinum (II) complex represented by the general formula ##STR1## [wherein R.sub.1 and R.sub.2 are each a lower alkyl group; and two X's are each a halogen atom or jointly form a group represented by ##STR2## (wherein R.sub.3 and R.sub.4 are each a hydrogen atom or a lower alkyl group) or a group represented by ##STR3## (wherein m is 1 or 2)].

Platinum complexes

A diamine platinum (II) complex represented by the general formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are each a hydrogen atom or a lower alkyl group; and two X's are each a halogen atom or jointly form a group represented by ##STR2## wherein R.sub.5 and R.sub.6 are each a hydrogen atom or a lower alkyl group of a group represented by ##STR3## wherein m is 1 or 2.

Novel platinum complexes

A diamine platinum (II) complex represented by the general formula ##STR1## [wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are each a hydrogen atom or a lower alkyl group; and two X's are each a halogen atom or jointly form a group represented by ##STR2## (wherein R.sub.5 and R.sub.6 are each a hydrogen atom or a lower alkyl group) or a group represented by ##STR3## (wherein m is 1 or 2)].

Platinum Complexes

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Takasaki, Japan

Sumio Yoda