Title:
CONCRETE STRUCTURE
Document Type and Number:
Japanese Patent JP2018172223
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a concrete structure capable of preventing bleed- out of a release agent contained in a concrete surface.SOLUTION: The concrete structure according to the present invention comprises a laminated structure composed of at least a concrete base material and a bleed-out preventing layer, and the bleed-out preventing layer contains an acid-modified polyolefin resin with 0.1 to 15% by mass of an unsaturated carboxylic acid component. The concrete structure of the present invention preferably has the bleed-out preventing layer containing further a polyurethane resin and/or a crosslinking agent, and furthermore containing a fluororesin in addition to the components thereof. And further preferably, the concrete structure is laminated further with a hydrophilic layer.SELECTED DRAWING: None
Inventors:
OFUJI HARUKI
Application Number:
JP2017069746A
Publication Date:
November 08, 2018
Filing Date:
March 31, 2017
Export Citation:
Assignee:
UNITIKA LTD
International Classes:
C04B41/63; B32B13/12; B32B27/32; C04B41/71; E04B1/92
Attorney, Agent or Firm:
Morimoto International Patent Office