Bi-component condensed silica gel capable of being deeply cured in low-humidity environment

The invention provides a double-component condensed silica gel capable of being deeply cured in a low-humidity environment, which is formed by mixing a component A and a component B according to a volume ratio of 1: 1, the component A is prepared from the following components: hydroxyl-terminated po...

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Bibliographische Detailangaben
Hauptverfasser: ZHANG ZHE, LIU YONGGANG, YOU RENGUO, LEI MUSHENG, CAI XIANGDONG
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention provides a double-component condensed silica gel capable of being deeply cured in a low-humidity environment, which is formed by mixing a component A and a component B according to a volume ratio of 1: 1, the component A is prepared from the following components: hydroxyl-terminated polydimethylsiloxane, a reinforcing sizing material, nano calcium carbonate, hydrophobic diatomite, a pigment, fumed silica, a metal oxide, a catalyst, a construction additive and a water removal agent; the component B is prepared from the following components: hydroxyl-terminated polydimethylsiloxane, modified 107 glue, a reinforcing glue material, nano calcium carbonate, hydrophobic diatomite, fumed silica, a cross-linking agent, a bonding auxiliary agent, a construction auxiliary agent, a water removal agent and a carbonyl compound. The silica gel provided by the invention solves the problem that the interior of the silica gel is not thoroughly cured or even not cured in a low-humidity environment or when the thic