Formaldehyde → Resorcinol-formaldehyde resin

HRID 963925

Reaktionsgleichung

Reaktionsgleichung von HRID 963925
[C:1]1([CH:8]=[CH:7][CH:6]=[C:4]([OH:5])[CH:3]=1)[OH:2].[CH2:9]=[O:10].[OH-].[Na+]>>[C:1]1([CH:8]=[CH:7][CH:6]=[C:4]([OH:5])[CH:3]=1)[OH:2].[CH2:9]=[O:10]

Komponenten

4

Edukt 3

HCID 712FormaldehydeHCID 5054ResorcinolHCID 14798Sodium Hydroxide

Produkt 1

HCID 159980Resorcinol-formaldehyde resin

Versuchsvorschrift

The present invention also provides a method for preparing such a treating agent, which comprises adding resorcinol and formaldehyde to an aqueous sodium hydroxide solution, followed by aging to obtain a resorcinol/formaldehyde mixture, and mixing to the resorcinol/formaldehyde mixture a latex component obtained by adding a surfactant in an amount corresponding to from 0.8 to 2.5 wt % based on the weight of the RFL, during the polymerization of the polymer component of the latex.

Aufarbeitung

  1. customThe present invention also provides a method
  2. customfor preparing such a treating agent, which

Quellen und Nachweise

ORD-Eintrag
ord-5e4e341778de45b0a8e3cf6519b334d7
Quelldatensatz
uspto-grants-1998_06
Patentnummer
US05766762

Verknüpfte Notizen

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