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A platform for research: civil engineering, architecture and urbanism
CHEMICAL COMPOSITION FOR GROUND INJECTION
To provide a chemical composition for ground injection capable of showing stable foaming property even under high temperature.SOLUTION: In a chemical composition for ground injection comprising liquid A containing silicate aqueous solution and a catalyst as essential components, and liquid B containing polyisocyanate as an essential component, aromatic polyisocyanate is used as polyisocyanate which is the essential component in the liquid B, and in the liquid A, tertiary amine is contained as the catalyst, and further a primary and/or secondary amino group-containing compound is contained.SELECTED DRAWING: None
【課題】高温下においても安定した発泡特性を発揮し得る地盤注入用薬液組成物を提供する。【解決手段】ケイ酸塩水溶液及び触媒を必須の成分として含有するＡ液と、ポリイソシアネートを必須の成分として含有するＢ液とからなる地盤注入用薬液組成物において、Ｂ液における必須の成分たるポリイソシアネートとして、芳香族ポリイソシアネートを用いると共に、Ａ液において、触媒として３級アミンを含有し、更に、１級及び／又は２級アミノ基含有化合物を含有するようにした。【選択図】なし
CHEMICAL COMPOSITION FOR GROUND INJECTION
To provide a chemical composition for ground injection capable of showing stable foaming property even under high temperature.SOLUTION: In a chemical composition for ground injection comprising liquid A containing silicate aqueous solution and a catalyst as essential components, and liquid B containing polyisocyanate as an essential component, aromatic polyisocyanate is used as polyisocyanate which is the essential component in the liquid B, and in the liquid A, tertiary amine is contained as the catalyst, and further a primary and/or secondary amino group-containing compound is contained.SELECTED DRAWING: None
【課題】高温下においても安定した発泡特性を発揮し得る地盤注入用薬液組成物を提供する。【解決手段】ケイ酸塩水溶液及び触媒を必須の成分として含有するＡ液と、ポリイソシアネートを必須の成分として含有するＢ液とからなる地盤注入用薬液組成物において、Ｂ液における必須の成分たるポリイソシアネートとして、芳香族ポリイソシアネートを用いると共に、Ａ液において、触媒として３級アミンを含有し、更に、１級及び／又は２級アミノ基含有化合物を含有するようにした。【選択図】なし
CHEMICAL COMPOSITION FOR GROUND INJECTION
地盤注入用薬液組成物
MOTOMURA YUTA (author) / YANAGI TOMOHIRO (author)
2023-03-13
Patent
Electronic Resource
Japanese
IPC:
C08G
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
,
Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind
/
C09K
Materialien für Anwendungen, soweit nicht anderweitig vorgesehen
,
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR
/
E02D
FOUNDATIONS
,
Gründungen
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