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2 111 987

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IPC

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Application

96104407/04, 1996-03-05

(22)

Actual filing date

1996-03-05

(45)

Published

1998-05-27

(72)

Inventor

Bespalov M.I.Litvinov I.A.Komarov A.D.Fedorov V.K.

(73)

Holder

Aktsionernoe Obshchestvo Zakrytogo Tipa Nauchno-Proizvodstvennyj Tsentr

COMPOSITION FOR MEDAL OF COIN AUTOMATE Russian patent published in 1998 - IPC

Abstract RU 2111987 C1

FIELD: manufacturing of medals intended for using in subway or in pay telephone. SUBSTANCE: composition comprises impact polystyrene and desired additive, amorphous carbon together with titanium dioxide being used as said additive. Quantities of these components are within definite ranges, thus polymer composition having controlled optic characteristics in infrared region of spectra is prepared. EFFECT: improved quality of desired product. 1 tbl

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RU 2 111 987 C1

Authors

Bespalov M.I.

Litvinov I.A.

Komarov A.D.

Fedorov V.K.

Dates

1998-05-27—Published

1996-03-05—Filed

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