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NL7700492A
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Process for preparing cis-polyisoprene, and formed product, wholly or partly containing cis-polyisoprene obtained.
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CA1096547A
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Process for preparing cis-polyisoprene
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IE43120B1
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Method of producing 2,6-ditert-butyl-4-methyl-phen0l
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CH599915A5
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2,6-Di-tert-butyl 4-methyl phenol prepn. by hydrogenolysis
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CA1083181A
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Method of removing aluminium-containing catalyst from phenol alkylation products
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CH621321A5
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Process for removing aluminium-containing catalyst from the phenol alkylation mixture
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CA1077521A
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Method of producing 2,6-ditertbutyl-4-methylphenol
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DK252976A
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Procedure for removing aluminum-containing catalyst from phenol-alkyling products
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NL7606174A
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Method for removing aluminum containing catalyst from the alkylation reaction mixture of phenol or a homologist thereof
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NL7606173A
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Process for preparing 2,6-di-tert.bu-tyl 4-methylphenol.
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PT65198A
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Method of producing 2,6-ditertbutyl-4-methylphenol
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PT65199A
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Method of removing aluminium-containing catalyst from phenol alkylation products
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IT1061397B
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2,6-Di-tert-butyl 4-methyl phenol prepn. by hydrogenolysis - of N,N-dimethyl 3,5 -di-tert-butyl 4-hydroxy benzylamine with prod. as solvent
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IT1061396B
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Eliminating aluminium contg. catalysts from phenol alkylation prods. - by treatment with water at elevated temps. to form crystalline metal aluminate
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NL7504723A
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Method for purifying isoprene.
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IT1037285B
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Purifying isoprene from dimethyl-dioxan decomposition - by passing through bed of anion exchange resin or base, and fractionating
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GB1361940A
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Process for purifying diene hydrocarbons from acetylene hydroc arbon contaminants
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CA982158A
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Process for purifying diene hydrocarbons from acetylene hydrocarbon contaminants
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AU4560072A
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Process forr isolating isobutylene from butane butylene fraction
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CA982159A
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Process for isolating isobutylene from butane-butylene fraction
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