Title:
透明性下塗材及びコンクリート片剥落防止工法
Document Type and Number:
Japanese Patent JP6994887
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a transparent undercoating material which impregnates and reinforces the surface of concrete even when the surface of the concrete is fragile, and prevents swelling of a transparent reinforcement layer even when the surface of the concrete is in a wet state, a concrete piece exfoliation prevention method, and alicyclic polyamine used for the same.SOLUTION: There are provided an undercoating material that has a transparent reinforcement layer which is formed by applied to a surface of a concrete structure and by applying a transparent polyurea resin coating material containing a non-yellowed isocyanate prepolymer and alicyclic polyamine, and is used for a wholly transparent concrete piece exfoliation prevention method, and is made of a bisphenol A type liquid epoxy resin, an alkyl phenol type liquid epoxy resin, a reactive diluent, polyamide amine and aliphatic modified polyamine; a concrete piece exfoliation prevention method; and alicyclic polyamine used for the same.SELECTED DRAWING: None
Inventors:
Hiroki Kato
Keisuke Ogawa
Ishikawa Takeshi
Keisuke Ogawa
Ishikawa Takeshi
Application Number:
JP2017185898A
Publication Date:
January 14, 2022
Filing Date:
September 27, 2017
Export Citation:
Assignee:
Aica Kogyo Co., Ltd.
International Classes:
C04B41/63; C09D5/00; C09D163/00; C09D175/02; E04G23/02
Domestic Patent References:
| JP2001323212A | ||||
| JP2005187683A | ||||
| JP2016030716A |