Title:
紫外線吸収ポリマー組成物
Document Type and Number:
Japanese Patent JP7114576
Kind Code:
B2
Abstract:
Disclosed is a method for preparing an ultraviolet radiation absorbing polymer composition comprising the polymer compound of formulain an esterification/transesterification which method comprises the steps of reacting a polyglycerol intermediate of formulawith a benzotriazole UV-chromophore comprising a complementary functional group of formulato form the polymer compound of formula (3).
Inventors:
Ellis, thomas
Application Number:
JP2019518060A
Publication Date:
August 08, 2022
Filing Date:
October 02, 2017
Export Citation:
Assignee:
BASF SE
International Classes:
A61K8/49; A61K8/86; A61Q17/04; C08G65/48
Foreign References:
| EP2679616A1 | ||||
| WO2015122770A1 | ||||
| US20150320671 | ||||
| US20140004060 |
Attorney, Agent or Firm:
Hiraki International Patent Office