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A platform for research: civil engineering, architecture and urbanism
Formaldehyde-removing gypsum plaster board and preparation method thereof
The invention discloses a formaldehyde-removing gypsum plaster board. The gypsum plaster board is prepared from the following raw materials in parts by weight: 100 parts f desulfurized gypsum; 55-70 parts of water; 0.05-0.2 of glass fiber; 0.1-2 part of a foaming agent; 0.2-1 part of a retarder; 0.2-2 parts of modified starch; 0.1-2 parts of pretreated zeolite; and 0.5-5 parts of a formaldehyde-removing agent. The invention further provides a preparation method of the formaldehyde-removing gypsum board. According to the method, the zeolite is pretreated to achieve a relatively good formaldehyde removing effect.
本申请公开一种净醛石膏板，所述纸面石膏板的原料包括：以脱硫石膏为100重量份计、水55‑70重量份、玻璃纤维0.05‑0.2重量份、发泡剂0.1‑2重量份、缓凝剂0.2‑1重量份、改性淀粉0.2‑2重量份、预处理的沸石0.1‑2重量份、净醛剂0.5‑5重量份。本申请还提供所述净醛石膏板的只备份方法。本申请通过将沸石进行预处理以达到较好的净醛效果。
Formaldehyde-removing gypsum plaster board and preparation method thereof
The invention discloses a formaldehyde-removing gypsum plaster board. The gypsum plaster board is prepared from the following raw materials in parts by weight: 100 parts f desulfurized gypsum; 55-70 parts of water; 0.05-0.2 of glass fiber; 0.1-2 part of a foaming agent; 0.2-1 part of a retarder; 0.2-2 parts of modified starch; 0.1-2 parts of pretreated zeolite; and 0.5-5 parts of a formaldehyde-removing agent. The invention further provides a preparation method of the formaldehyde-removing gypsum board. According to the method, the zeolite is pretreated to achieve a relatively good formaldehyde removing effect.
本申请公开一种净醛石膏板，所述纸面石膏板的原料包括：以脱硫石膏为100重量份计、水55‑70重量份、玻璃纤维0.05‑0.2重量份、发泡剂0.1‑2重量份、缓凝剂0.2‑1重量份、改性淀粉0.2‑2重量份、预处理的沸石0.1‑2重量份、净醛剂0.5‑5重量份。本申请还提供所述净醛石膏板的只备份方法。本申请通过将沸石进行预处理以达到较好的净醛效果。
Formaldehyde-removing gypsum plaster board and preparation method thereof
一种净醛纸面石膏板及其制备方法
YIN DONGJIE (author) / WU FADE (author) / TAN DANJUN (author) / JIAN MING (author) / FAN HUIYUN (author)
2020-09-01
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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