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1.发明专利
公开(公告)号：MY182437A
公开(公告)日：2021-01-25
申请号：MYPI2016000692
申请日：2014-10-13
Applicant: BASF SE
Inventor： DR PINKOS ROLF , DR OSETSKA OLGA , DR DE WISPELAERE IRENE , DUDENHOEFFER STEFAN , WALCZUCH CHRISTINA
Abstract: Method for preparing 1,4-butanediol having an APHA color index of less than 30 by treating substance mixtures comprising 1,4-butanediol by distillation of the 1,4-butanediol in the presence of complex hydrides.
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2.发明专利
公开(公告)号：ES2781984T3
公开(公告)日：2020-09-09
申请号：ES14783853
申请日：2014-10-13
Applicant: BASF SE
Inventor： PINKOS ROLF , OSETSKA OLGA , DE WISPELAERE IRENE , DUDENHÖFFER STEFAN , WALCZUCH CHRISTINA
Abstract: Procedimiento para la preparación de 1,4-butanodiol con un número de color APHA menor que 30, en el cual se tratan mezclas de material que contienen 1,4-butanodiol, mediante destilación del 1,4-butanodiol, en presencia de hidruros complejos del grupo que está formado por BH3, AlH3, LiBH4, NaBH4, KBH4, LiAlH4, NaAlH4, KAlH4.
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公开(公告)号：CA2927166C
公开(公告)日：2021-12-28
申请号：CA2927166
申请日：2014-10-13
Applicant: BASF SE
Inventor： PINKOS ROLF , OSETSKA OLGA , DE WISPELAERE IRENE , DUDENHOFFER STEFAN , WALCZUCH CHRISTINA
Abstract: The invention relates to a method for the preparation of 1,4-butane diol having an APHA color index of less than 30 by treating 1,4-butane-diol-containing substance mixtures by distillation of the 1,4-butane diol in the presence of complex hydrides.
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公开(公告)号：CA2927166A1
公开(公告)日：2015-04-30
申请号：CA2927166
申请日：2014-10-13
Applicant: BASF SE
Inventor： PINKOS ROLF , OSETSKA OLGA , DE WISPELAERE IRENE , DUDENHOFFER STEFAN , WALCZUCH CHRISTINA
Abstract: The invention relates to a method for the preparation of 1,4-butane diol having an APHA color index of less than 30 by treating 1,4-butane-diol-containing substance mixtures by distillation of the 1,4-butane diol in the presence of complex hydrides.
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