A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
HEMIHYDRATE GYPSUM AND MANUFACTURING METHOD THERE OF
Hemihydrate gypsum according to one aspect of the present invention comprises: 40 to 80 wt% of dihydrate gypsum; and 20 to 60 wt% of a mixture comprising anhydrite and quicklime as main components. A manufacturing method of the Hemihydrate gypsum comprises: a preparation step of preparing the mixture comprising anhydrite and quicklime as main components and the dihydrate gypsum; and a mixing step of mixing 40 to 80 wt% of the dihydrate gypsum prepared in the preparation step and 20 to 60 wt% of a mixing agent; and a dehydration step of dehydrating a part of the adhering water and crystal water of the dihydrate gypsum through a mixed agent mixed in the mixing step.
본 발명의 일 양상에 따른 반수석고는, 40 wt% 내지 80 wt%의 이수석고 및 무수석고 및 생석회를 주성분으로 하는 20 wt% 내지 60 wt%의 혼합제를 포함하며, 반수석고의 제조방법으로는, 무수석고, 생석회를 주성분으로 하는 혼합제와 이수석고를 준비하는 준비단계와 준비단계에서 준비된 이수석고를 40 wt% 내지 80 wt%로 혼합제를 20 wt% 내지 60 wt%로 혼합하는 혼합단계 및 혼합단계에서 혼합된 혼합제를 통해 이수석고의 부착수분과 결정수분의 일부를 탈수시키는 탈수단계를 포함한다.
HEMIHYDRATE GYPSUM AND MANUFACTURING METHOD THERE OF
Hemihydrate gypsum according to one aspect of the present invention comprises: 40 to 80 wt% of dihydrate gypsum; and 20 to 60 wt% of a mixture comprising anhydrite and quicklime as main components. A manufacturing method of the Hemihydrate gypsum comprises: a preparation step of preparing the mixture comprising anhydrite and quicklime as main components and the dihydrate gypsum; and a mixing step of mixing 40 to 80 wt% of the dihydrate gypsum prepared in the preparation step and 20 to 60 wt% of a mixing agent; and a dehydration step of dehydrating a part of the adhering water and crystal water of the dihydrate gypsum through a mixed agent mixed in the mixing step.
본 발명의 일 양상에 따른 반수석고는, 40 wt% 내지 80 wt%의 이수석고 및 무수석고 및 생석회를 주성분으로 하는 20 wt% 내지 60 wt%의 혼합제를 포함하며, 반수석고의 제조방법으로는, 무수석고, 생석회를 주성분으로 하는 혼합제와 이수석고를 준비하는 준비단계와 준비단계에서 준비된 이수석고를 40 wt% 내지 80 wt%로 혼합제를 20 wt% 내지 60 wt%로 혼합하는 혼합단계 및 혼합단계에서 혼합된 혼합제를 통해 이수석고의 부착수분과 결정수분의 일부를 탈수시키는 탈수단계를 포함한다.
HEMIHYDRATE GYPSUM AND MANUFACTURING METHOD THERE OF
반수석고 및 이의 제조방법
PAIK NAM JOON (author)
2022-03-03
Patent
Electronic Resource
Korean
MANUFACTURING METHOD OF GYPSUM SLURRY USING GYPSUM HEMIHYDRATE AS RAW MATERIAL
| European Patent Office | 2016
MANUFACTURING METHOD OF GYPSUM DIHYDRATE SLURRY USING GYPSUM HEMIHYDRATE AS RAW MATERIAL
| European Patent Office | 2016