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2 225 756

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Application

2002119945/15, 2002-07-22

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Start date

2002-07-22

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Actual filing date

2002-07-22

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Published

2004-03-20

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Inventor

Antonov I.G.Prikhod'Ko S.I.Volkov A.M.Bondaletov V.G.Sidorenko A.A.Dmitrieva Z.T.

(73)

Holder

Institut Khimii Nefti So RanObshchestvo S Ogranichennoj Otvetstvennost'JuOtkrytoe Aktsionernoe Obshchestvo Neftekhimicheskij Zavod"

METHOD OF PREPARING ADSORBENT TO ADSORB HYDROCARBONS FROM AIR Russian patent published in 2004 - IPC

Abstract RU 2225756 C1

FIELD: sorbents. SUBSTANCE: method envisages mixing polypropylene stereoisomers at 170 C and extruding through screws at 200 rpm for 7-8 min. Resulting product is cooled in liquid nitrogen medium and disintegrated by high-voltage pulses at frequency 7 s-1, amplitude 200 kv, and energy 500 J to give elevated-capacity adsorbent consisting of polypropylene stereoisomers with atactic polypropylene content from 5 to 15 wt %. EFFECT: increased adsorbent capacity. 1 tbl, 4 ex

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RU 2 225 756 C1

Authors

Antonov I.G.

Prikhod'Ko S.I.

Volkov A.M.

Bondaletov V.G.

Sidorenko A.A.

Dmitrieva Z.T.

Dates

2004-03-20—Published

2002-07-22—Filed

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