Lithium-containing inorganic binder having a specific molar ratio
The present invention relates to a lithium-containing inorganic binder, which has a specific molar ratio of [Li2O]/[M2O] and [Si2O]/[M2O] and includes water glass and water resistance improving additives, strength improving additives, anti-sand burning additives, and fluid additives. The present inv...
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| Format: | Patent |
| Sprache: | eng ; kor |
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| Zusammenfassung: | The present invention relates to a lithium-containing inorganic binder, which has a specific molar ratio of [Li2O]/[M2O] and [Si2O]/[M2O] and includes water glass and water resistance improving additives, strength improving additives, anti-sand burning additives, and fluid additives. The present invention provides the inorganic binder which is excellent in strength and water resistance in kneading yarns during core molding by including the additives, exhibits an effect of improving pot life and improving fluidity, and is environmentally friendly and cost-efficient.
본 발명은 [LiO]/[MO] 및 [SiO]/[MO]의 특정 몰 비를 가지며, 물유리와 내수강도 개선 첨가제, 강도개선 첨가제, 소착방지 첨가제 및 유동성 첨가제를 포함하는 리튬 함유 무기 바인더에 관한 것으로, 상기 첨가제를 포함함으로써 중자 조형 시 혼련사의 강도와 내수강도가 우수하며, 가사 시간이 길어지고 유동성이 개선되는 효과를 나타내며, 친환경적이고 경제성이 우수한 무기 바인더를 제공한다. |
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