Title:
軽量気泡コンクリート補強鉄筋用防錆材の製造方法
Document Type and Number:
Japanese Patent JP6892062
Kind Code:
B2
Abstract:
To provide a rust preventive material for a lightweight cellular concrete reinforcing steel bar that is excellent in stability and rust prevention performance.SOLUTION: In a method for manufacturing a rust preventive material for a lightweight cellular concrete reinforcing steel bar which includes adding SBR aqueous emulsion as a liquid content raw material and water for viscosity control to asphalt aqueous emulsion that is stirred by a stirrer having a turbine blade as a stirring blade and having a shear action and mixing the substances, and then adding aggregate powder as a solid content raw material and an additive for pH adjustment and mixing the substances, a stirring speed when the liquid content raw material is mixed is in a range of 120-200 rpm, and a stirring speed when the solid content raw material is mixed is higher than the stirring speed when the liquid content raw material is mixed by 40-50 rpm.SELECTED DRAWING: None
Inventors:
Takaomi Hioki
Application Number:
JP2017181627A
Publication Date:
June 18, 2021
Filing Date:
September 21, 2017
Export Citation:
Assignee:
Sumitomo Metal Mining Siporex Co., Ltd.
International Classes:
C23F11/00; B28B23/02
Domestic Patent References:
| JP2015218385A | ||||
| JP62004887A | ||||
| JP62241882A | ||||
| JP63100077A | ||||
| JP2008037689A | ||||
| JP10001341A | ||||
| JP55060058A | ||||
| JP53003935A | ||||
| JP57190835A |
Attorney, Agent or Firm:
Noriyuki Tsujikawa