发明名称 |
METHOD OF REMOVING TERPENE HYDROCARBONS FROM SULFUR |
摘要 |
FIELD: wood chemical, and paper and pulp industries. SUBSTANCE: terpene hydrocarbons are treated with 1.0-10% aqueous solution of acid halogenamide at ratio of oxidizer to terpene hydrocarbons from 0.1 to 1:1 at pH of medium from 1 to 12. Oxidizer includes sodium salt crystallohydrate of paratoluenesulfonic acid chloroamide, acetic acid N-chloroamide and N,N-dichlorourea. EFFECT: improved method of removing terpene hydrocarbons to total sulfur content of not higher than 0.005 % and increased yield of the desired product. 6 cl, 1 tbl
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申请公布号 |
RU2139845(C1) |
申请公布日期 |
1999.10.20 |
申请号 |
RU19980105918 |
申请日期 |
1998.03.25 |
申请人 |
OBSHCHESTVO S OGRANICHENNOJ OTVETSTVENNOST'JU NAUC;LESM HNO VNEDRENCHESKAJA FA |
发明人 |
STAROSTINA E.B.;SEDEL'NIKOV A.I.;RADBIL' B.A.;ZOLIN B.A.;KLIMANSKIJ V.I.;ZAIKINA N.V. |
分类号 |
C07C7/148;C09F3/02;(IPC1-7):C07C7/148 |
主分类号 |
C07C7/148 |
代理机构 |
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地址 |
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