Title:
CONCRETE CURING SHEET
Document Type and Number:
Japanese Patent JP2019035285
Kind Code:
A
Abstract:
To reduce the number of water sprays by increasing the effect of keeping wet in a concrete curing sheet which is laid on the surface of cast concrete and keeps the concrete in a wet condition.SOLUTION: A concrete curing sheet 101 comprises a non-woven fabric 1 having water absorbency applied to the surface of concrete C, and a resin foam buffer sheet 2 which is superposed and joined to the non-woven fabric 1 with the convex surface side facing the non-woven fabric 1, in which the foam buffer sheet 2 is white so as to have a heat shielding property. One width end portion 21 of the foam buffer sheet 2 protrudes from the non-woven fabric 1, and an adhesive layer 4 adhered to the other width end portion 22 of the concrete curing sheet laid adjacent to it is provided on the convex surface of the one width end portion 21. The non-woven fabric 1 is bonded to the foam buffer sheet 2 by linear suture portions 3 made at a pitch of 10 to 20 cm.SELECTED DRAWING: Figure 1
Inventors:
HARUYAMA SHIGEKI
OKAMOTO HIROYUKI
NAKAJIMA TOSHIYA
OKAMOTO HIROYUKI
NAKAJIMA TOSHIYA
Application Number:
JP2017158251A
Publication Date:
March 07, 2019
Filing Date:
August 18, 2017
Export Citation:
Assignee:
TAIKEI CONSTRUCTION CO LTD
International Classes:
E04G21/02; B32B3/26
Domestic Patent References:
| JP2012021391A | 2012-02-02 | |||
| JP2016061076A | 2016-04-25 | |||
| JP2011126038A | 2011-06-30 | |||
| JP2002089045A | 2002-03-27 | |||
| JPS60183141A | 1985-09-18 | |||
| JP2011202436A | 2011-10-13 | |||
| JP2013087492A | 2013-05-13 |
Attorney, Agent or Firm:
Matsubara etc.