Title:
METHOD FOR PRODUCING (METH)ACRYLIC ESTER
Document Type and Number:
Japanese Patent JP2012236805
Kind Code:
A
Abstract:
To provide a method for producing (meth)acrylic ester which suppresses coloration.
The method for producing (meth)acrylic acid ester includes a step for mixing a catalyst with raw materials in which a dehydrating agent is added to alcohol and lower (meth) acrylic ester in a state that the temperature is risen until flowing back to perform transesterification reaction. Sulfates or molecular sieves are desirably used as the dehydrating agents.
Inventors:
KOBAYASHI TAKAYA
KAMEI JUNICHI
SUZUKI MINORU
KAMEI JUNICHI
SUZUKI MINORU
Application Number:
JP2011108135A
Publication Date:
December 06, 2012
Filing Date:
May 13, 2011
Export Citation:
Assignee:
HITACHI CHEMICAL CO LTD
International Classes:
C07C67/03; C07C69/54; C07B61/00
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
Iwa Saki Kokuni
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu