Preparation method of polystyrene foam particle and cement composite heat-insulating non-combustible material

The invention discloses a preparation method of a polystyrene foam particle and cement composite heat-insulating non-combustible material, which comprises the following steps: step 1, putting polystyrene foam particles into a pre-foaming machine which has the vapor pressure of 0.3-0.4 MPa and is pre...

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Main Authors CUI YUXIN, HAO XIAOLI, YUAN XINQIANG, TANG KUANZHEN, FU YUQIAO, YAN JIWEN, GENG XUEYING, LI BO
Format Patent
LanguageChinese
English
Published 27.08.2021
Subjects
ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LIME, MAGNESIA
METALLURGY
REFRACTORIES
SLAG
TREATMENT OF NATURAL STONE
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Summary:The invention discloses a preparation method of a polystyrene foam particle and cement composite heat-insulating non-combustible material, which comprises the following steps: step 1, putting polystyrene foam particles into a pre-foaming machine which has the vapor pressure of 0.3-0.4 MPa and is preheated to 75-80 DEG C for pre-foaming, and curing for 8-9 hours to obtain pre-foamed polystyrene foam particles; step 2, weighing cement powder and the pre-foamed polystyrene foam particles obtained in the step 1 according to a mass ratio, putting the cement powder and the pre-foamed polystyrene foam particles into a stirrer, mixing to form a mixture, adding tap water into the mixture according to a ratio, and stirring to form slurry; and step 3, injecting the slurry in the step 2 into a mold, laying alkali-resistant glass fiber mesh cloth at the bottom of the mold, carrying out pouring molding, finally laying a layer of mesh cloth on the surface of the slurry, and carrying out natural curing to obtain the composit
Bibliography:Application Number: CN202110587024