Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The invention relates to the technical field of stone slabs, in particular to a high-strength ecological stone slab and a preparation method thereof. Comprising the following steps: S1, preparing coarse stone powder and fine stone powder; s2, preparing low polyether alcohol; s3, low polyether alcohol, polytetrahydrofuran ether glycol, diisocyanate and an organic tin catalyst are mixed, and a polyurethane resin raw material is obtained; s4, mixing a polyurethane resin raw material with fine stone powder to obtain a raw material A; mixing phenolic epoxy vinyl resin with coarse stone powder to obtain a raw material B; mixing the raw material A and the raw material B; adding a curing agent and an initiator, and uniformly mixing to obtain a mixture; s5, the mixture is poured into a forming mold and placed at the normal temperature for 24 hours, and vacuumizing, vibration pressing and curing are conducted; and opening the mold, grinding and polishing to obtain the ecological stone slab.
本发明涉及石板材技术领域，具体为一种高强度生态石板材及其制备方法。包括以下步骤：S1：制备粗石粉和细石粉；S2：制备低聚醚醇；S3：将低聚醚醇、聚四氢呋喃醚二醇、二异氰酸酯、有机锡催化剂混合，得到聚氨酯树脂原料；S4：将聚氨酯树脂原料与细石粉混合，得到原料A；将酚醛环氧乙烯基树脂与粗石粉混合，得到原料B；将原料A、原料B混合；加入固化剂、引发剂，混合均匀，得到混合料；S5：将混合料倒入成型模具中，常温放置24小时，抽真空、振动压制，固化；开模，打磨抛光，得到生态石板材。
The invention relates to the technical field of stone slabs, in particular to a high-strength ecological stone slab and a preparation method thereof. Comprising the following steps: S1, preparing coarse stone powder and fine stone powder; s2, preparing low polyether alcohol; s3, low polyether alcohol, polytetrahydrofuran ether glycol, diisocyanate and an organic tin catalyst are mixed, and a polyurethane resin raw material is obtained; s4, mixing a polyurethane resin raw material with fine stone powder to obtain a raw material A; mixing phenolic epoxy vinyl resin with coarse stone powder to obtain a raw material B; mixing the raw material A and the raw material B; adding a curing agent and an initiator, and uniformly mixing to obtain a mixture; s5, the mixture is poured into a forming mold and placed at the normal temperature for 24 hours, and vacuumizing, vibration pressing and curing are conducted; and opening the mold, grinding and polishing to obtain the ecological stone slab.
本发明涉及石板材技术领域，具体为一种高强度生态石板材及其制备方法。包括以下步骤：S1：制备粗石粉和细石粉；S2：制备低聚醚醇；S3：将低聚醚醇、聚四氢呋喃醚二醇、二异氰酸酯、有机锡催化剂混合，得到聚氨酯树脂原料；S4：将聚氨酯树脂原料与细石粉混合，得到原料A；将酚醛环氧乙烯基树脂与粗石粉混合，得到原料B；将原料A、原料B混合；加入固化剂、引发剂，混合均匀，得到混合料；S5：将混合料倒入成型模具中，常温放置24小时，抽真空、振动压制，固化；开模，打磨抛光，得到生态石板材。
High-strength eco-stone slab and preparation method thereof
一种高强度生态石板材及其制备方法
SHEN YANG (Autor:in)
07.04.2023
Patent
Elektronische Ressource
Chinesisch
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