Improvements in the manufacture of or relative to aminoplastic resin solutions encolante retardadora del fuego. (Machine-translation by Google Translate, not legally binding)

摘要

1. Improvements in the manufacture of or relating to fire retardant aminoplast resin solutions, containing up to 30% by weight in water, characterized by providing a substantially neutral aqueous solution of low molecular weight urea-formaldehyde resin having a molar ratio of formaldehyde to urea between 3.0 and 3.5, a viscosity between 60 and 100 cps and a solids content of at least 70%. (Machine-translation by Google Translate, not legally binding)