A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
WATER-REDUCING AGENT FOR LOW HEATING HIGH STRENGTH CONCRETE, ALKALI ION ACTIVATION AGENT FOR LOW HEATING HIGH STRENGTH CONCRETE AND LOW HEATING HIGH STRENGTH CONCRETE COMPOSITE CONTAINING THE SAME
The present invention provides a water-reducing agent for low-heating high-strength concrete formed of 50 to 70 wt% of maintainer and 30 to 50 wt% of water reducer as polycarboxylic acid, an alkali ion activation agent for low-heating high-strength concrete configured by mixing between 30 to 50 wt% of tri-ethanol-amine (TEA) and 50 to 70 wt% of polypenol-amine (PA), and a low-heating high-strength concrete composition configured to contain 450 to 550 kg/m^3 of binding material (B) formed of 45 to 55 wt% of blast furnace slag fine powder, 25 to 35 wt% of ordinary Portland cement, and 15 to 25 wt% of fly ash; 135 to 175 kg/m^3 of water (W); 700 to 770 kg/m^3 of fine aggregate (S); 850 to 940 kg/m^3 of coarse aggregate (G); 4.05 to 8.25 kg/m^3 of the water-reducing agent for low-heating high-strength concrete; and the alkali ion activation agent for low-heating high-strength concrete, in which the water-binding material ratio (W/B) is 27 to 35% and the fine aggregate ratio (S/a) is 42 to 48%, 0.9 to 1.4 parts by weight of the water-reducing agent for low-heating high-strength concrete is mixed with respect to 100 parts by weight of the binding material (B), and 0.1 part by weight of the alkali ion activation agent for low-heating high-strength concrete is mixed with respect to 100 parts by weight of the binding material (B).
본 발명은 본 발명은 「폴리카르본산계로서 유지계 50~70wt% 및 감수계 30~50wt%로 이루어진 저발열형 고강도 콘크리트용 감수제」, 「TEA(Tri-Ethanol-Amine) 30~50wt% 및 PA(Polypenol-Amine) 50~70wt%를 혼합하여 구성된 저발열형 고강도 콘크리트용 알칼리 이온 활성화제」 및 「고로슬래그 미분말 45~55wt%, 보통포틀랜드 시멘트 25~35wt% 및 플라이애시 15~25wt%로 이루어진 결합재(B) 450~550㎏/㎥; 물(W) 135~175㎏/㎥; 잔골재(S) 700~770㎏/㎥; 굵은골재(G) 850~940㎏/㎥; 상기 저발열형 고강도 콘크리트용 감수제 4.05~8.25㎏/㎥; 및 상기 저발열형 고강도 콘크리트용 알칼리 이온 활성화제;를 포함하여 구성되며, 물결합재비(W/B)가 27~35%, 잔골재율(S/a)이 42~48%이고, 상기 저발열형 고강도 콘크리트용 감수제는 상기 결합재(B) 100중량부에 대하여 0.9~1.4중량부 혼입되며, 상기 저발열형 고강도 콘크리트용 알칼리 이온 활성화제는 상기 결합재(B) 100중량부 대비 0.1중량부 혼입된 것을 특징으로 하는 저발열형 고강도 콘크리트 조성물」을 제공한다.
WATER-REDUCING AGENT FOR LOW HEATING HIGH STRENGTH CONCRETE, ALKALI ION ACTIVATION AGENT FOR LOW HEATING HIGH STRENGTH CONCRETE AND LOW HEATING HIGH STRENGTH CONCRETE COMPOSITE CONTAINING THE SAME
The present invention provides a water-reducing agent for low-heating high-strength concrete formed of 50 to 70 wt% of maintainer and 30 to 50 wt% of water reducer as polycarboxylic acid, an alkali ion activation agent for low-heating high-strength concrete configured by mixing between 30 to 50 wt% of tri-ethanol-amine (TEA) and 50 to 70 wt% of polypenol-amine (PA), and a low-heating high-strength concrete composition configured to contain 450 to 550 kg/m^3 of binding material (B) formed of 45 to 55 wt% of blast furnace slag fine powder, 25 to 35 wt% of ordinary Portland cement, and 15 to 25 wt% of fly ash; 135 to 175 kg/m^3 of water (W); 700 to 770 kg/m^3 of fine aggregate (S); 850 to 940 kg/m^3 of coarse aggregate (G); 4.05 to 8.25 kg/m^3 of the water-reducing agent for low-heating high-strength concrete; and the alkali ion activation agent for low-heating high-strength concrete, in which the water-binding material ratio (W/B) is 27 to 35% and the fine aggregate ratio (S/a) is 42 to 48%, 0.9 to 1.4 parts by weight of the water-reducing agent for low-heating high-strength concrete is mixed with respect to 100 parts by weight of the binding material (B), and 0.1 part by weight of the alkali ion activation agent for low-heating high-strength concrete is mixed with respect to 100 parts by weight of the binding material (B).
본 발명은 본 발명은 「폴리카르본산계로서 유지계 50~70wt% 및 감수계 30~50wt%로 이루어진 저발열형 고강도 콘크리트용 감수제」, 「TEA(Tri-Ethanol-Amine) 30~50wt% 및 PA(Polypenol-Amine) 50~70wt%를 혼합하여 구성된 저발열형 고강도 콘크리트용 알칼리 이온 활성화제」 및 「고로슬래그 미분말 45~55wt%, 보통포틀랜드 시멘트 25~35wt% 및 플라이애시 15~25wt%로 이루어진 결합재(B) 450~550㎏/㎥; 물(W) 135~175㎏/㎥; 잔골재(S) 700~770㎏/㎥; 굵은골재(G) 850~940㎏/㎥; 상기 저발열형 고강도 콘크리트용 감수제 4.05~8.25㎏/㎥; 및 상기 저발열형 고강도 콘크리트용 알칼리 이온 활성화제;를 포함하여 구성되며, 물결합재비(W/B)가 27~35%, 잔골재율(S/a)이 42~48%이고, 상기 저발열형 고강도 콘크리트용 감수제는 상기 결합재(B) 100중량부에 대하여 0.9~1.4중량부 혼입되며, 상기 저발열형 고강도 콘크리트용 알칼리 이온 활성화제는 상기 결합재(B) 100중량부 대비 0.1중량부 혼입된 것을 특징으로 하는 저발열형 고강도 콘크리트 조성물」을 제공한다.
WATER-REDUCING AGENT FOR LOW HEATING HIGH STRENGTH CONCRETE, ALKALI ION ACTIVATION AGENT FOR LOW HEATING HIGH STRENGTH CONCRETE AND LOW HEATING HIGH STRENGTH CONCRETE COMPOSITE CONTAINING THE SAME
저발열형 고강도 콘크리트용 감수제, 저발열형 고강도 콘크리트용 알칼리 이온 활성화제 및 이를 포함하는 저발열형 고강도 콘크리트 조성물
RYU DEUG HYUN (author) / KIM JEONG SIK (author) / JO HYUN TAE (author) / CHOI SUNG WOO (author) / PARK CHO BUM (author) / KIM HOO SO (author) / KIM HOON SANG (author) / BAEK CHUL WOO (author) / SI DAE BOG (author) / SON JU HYEOK (author)
2016-05-23
Patent
Electronic Resource
Korean
IPC:
C04B
Kalk
,
LIME
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