Process for producing a dispersed novolac resin and use in a...

Details Process for producing a dispersed novolac resin and use in a... Process for producing a dispersed novolac resin and use in a...

C - Chemistry, Metallurgy

08

L

C08L 61/06 (2006.01) C08J 3/03 (2006.01) D04H 1/64 (2006.01) C08L 89/00 (2006.01)

Patent

CA 2162507

An aqueous dispersion of small particles of a phenol/formaldehyde novolac resin, referred to as a dispersed novolac resin, useful for example as a binder in preparing glass fiber insulation. The dispersed novolac resin is produced by preparing a molten novolac resin, cooling, adding water and optionally a surfactant and then adding a protective colloid. Additional water is added to provide the desired dispersion.

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