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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 126966Erstellt: 25. Oktober 2026

Formaldehyde → Resorcinol-formaldehyde resin

https://huagongshe.com/reaction/126966

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktFormaldehydeHCID 712—
EduktResorcinolHCID 5054—
EduktSodium SulfateHCID 24436—
LösungsmittelWaterHCID 962—
ProduktResorcinol-formaldehyde resinHCID 159980—

Reaktionsschritte

Resorcinol, excess formaldehyde, and sodium sulphate were dissolved in water and heated with stirring on a water bath. As soon as the solution became cloudy, the reaction was terminated by the addition of a large volume of cold water. The precipitate was filtered off, washed with water, and dried at room temperature.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS04254244
Quelldatensatzuspto-grants-1981_03
ORD IDord-cb22001293ca4c5793f6fe42a7fa05be
Quellennotizuspto-grants-1981_03