Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Preparation method of microporous polyurethane elastomer for building vibration reduction, microporous polyurethane elastomer and vibration reduction piece
The invention provides a preparation method of a microporous polyurethane elastomer for building vibration damping, the microporous polyurethane elastomer and a vibration damping piece, and the method comprises the following steps: preparing a component A: carrying out a reaction on 60-75 parts by weight of trihydroxy polybutadiene and 20-30 parts by weight of polyether polyol to prepare the component A; preparing a component B, wherein 65 to 80 parts by weight of diphenylmethane diisocyanate, 20 to 26 parts by weight of polymerized polyisocyanate and 22 to 28 parts by weight of polytetrahydrofuran glycol are subjected to a reaction to prepare the component B; the component A and the component B are heated to 50-56 DEG C respectively and mixed together, the microporous polyurethane elastomer is prepared through a reaction, and the mass ratio of the component A to the component B is 100: (30-35).
本发明提供一种建筑减振用微孔聚氨酯弹性体的制备方法、微孔聚氨酯弹性体及减振件，所述方法包括：制备组分A，包括使60‑75重量份的三羟基聚丁二烯与20‑30重量份的聚醚多元醇反应以制备组分A；制备组分B，包括使65‑80重量份的二苯基甲烷二异氰酸酯、20‑26重量份的聚合多异氰酸酯以及22‑28重量份的聚四氢呋喃二醇反应以制备组分B；以及将温度分别加热到50‑56℃的组分A和组分B混合在一起，反应制得微孔聚氨酯弹性体，其中组分A和组分B的质量比为100：30‑35。
Preparation method of microporous polyurethane elastomer for building vibration reduction, microporous polyurethane elastomer and vibration reduction piece
The invention provides a preparation method of a microporous polyurethane elastomer for building vibration damping, the microporous polyurethane elastomer and a vibration damping piece, and the method comprises the following steps: preparing a component A: carrying out a reaction on 60-75 parts by weight of trihydroxy polybutadiene and 20-30 parts by weight of polyether polyol to prepare the component A; preparing a component B, wherein 65 to 80 parts by weight of diphenylmethane diisocyanate, 20 to 26 parts by weight of polymerized polyisocyanate and 22 to 28 parts by weight of polytetrahydrofuran glycol are subjected to a reaction to prepare the component B; the component A and the component B are heated to 50-56 DEG C respectively and mixed together, the microporous polyurethane elastomer is prepared through a reaction, and the mass ratio of the component A to the component B is 100: (30-35).
本发明提供一种建筑减振用微孔聚氨酯弹性体的制备方法、微孔聚氨酯弹性体及减振件，所述方法包括：制备组分A，包括使60‑75重量份的三羟基聚丁二烯与20‑30重量份的聚醚多元醇反应以制备组分A；制备组分B，包括使65‑80重量份的二苯基甲烷二异氰酸酯、20‑26重量份的聚合多异氰酸酯以及22‑28重量份的聚四氢呋喃二醇反应以制备组分B；以及将温度分别加热到50‑56℃的组分A和组分B混合在一起，反应制得微孔聚氨酯弹性体，其中组分A和组分B的质量比为100：30‑35。
Preparation method of microporous polyurethane elastomer for building vibration reduction, microporous polyurethane elastomer and vibration reduction piece
建筑减振用微孔聚氨酯弹性体制备方法、微孔聚氨酯弹性体及减振件
GUO HAO (Autor:in) / DING DEYUN (Autor:in) / SUN FANGQIU (Autor:in) / SHAO BIN (Autor:in) / LI GUIHUA (Autor:in) / LI CHAO (Autor:in) / YANG LI (Autor:in)
25.03.2022
Patent
Elektronische Ressource
Chinesisch
IPC:
C08G
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
,
Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind
/
E04B
Allgemeine Baukonstruktionen
,
GENERAL BUILDING CONSTRUCTIONS
/
E04H
Gebäude oder ähnliche Bauwerke für besondere Zwecke
,
BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES
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