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Spraying material and spray technique employing the same

Abstract

To provide a spraying material having an excellent quick-setting property and excellent adherability, a small alkali amount and excellent initial strength development, and a spraying method using it. The spraying material comprises a liquid quick-setting admixture containing an aluminum source, a sulfur source and a fluorine source, one or more quick-setting aids selected from the group consisting of calcium aluminate, calcium sulfoaluminate, calcium aluminosilicate, an alkali metal-containing substance, calcium hydroxide and aluminum hydroxide, and a cement concrete, and the method is to spray this spraying material.

Filed on: 2004-08-19; Application Number: 10557204

Applicant(s)

Yasuhiro Nakashima
Shunichi Mishima
Masahiro Iwasaki
Isao Terashima
Atsumu Ishida
Takamitsu Murokawa
Tomohito Kobayashi

Agent

OBLON SPIVAK MCCLELLAND MAIER NEUSTADT P C