Title:
(メタ)アクリル酸エステルの製造方法
Document Type and Number:
Japanese Patent JP4080677
Kind Code:
B2
Abstract:
PURPOSE: To provide a method for producing a (meth)acrylic ester with good hue by recovering an organic solvent at relatively low temperatures in a short time which is used in the synthetic reaction for the (meth)acrylic ester. CONSTITUTION: This method for producing a (meth)acrylic ester involves distilling off an organic solvent used in the synthetic reaction for the (meth) acrylic ester, by distillation under reduced pressures at relatively low temperatures while introducing reduced pressure steam into a liquid comprising the (meth)acrylic ester and the organic solvent.
Inventors:
Kazuyuki Kato
Teruaki Sugawara
Hiroshi Hotta
Teruaki Sugawara
Hiroshi Hotta
Application Number:
JP2000228329A
Publication Date:
April 23, 2008
Filing Date:
July 28, 2000
Export Citation:
Assignee:
Daiichi Kogyo Pharmaceutical Co., Ltd.
International Classes:
C07C67/54; C07C69/54
Domestic Patent References:
| JP7206769A |
Other References:
化学大辞典5,日本,共立出版株式会社,1989年 8月15日,縮刷版/第32刷,第42頁,水蒸気蒸留の項
Attorney, Agent or Firm:
Tamako Tsutada
Masato Tsuda
Masato Tsuda