Liquid high solids binder composition
AssigneesKnauf Insulation, Inc., Knauf Insulation SPRL
InventorGert Mueller
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Abstract
The invention described herein pertains to formaldehyde free, thermosetting liquid high solids binder compositions having rapid cure times on thermal curing and slow cure times at ambient temperatures so that the uncured binder compositions and products which comprise the uncured binder compositions have improved shelf lives.
Claims44
A method of fabricating a fiberglass or stone wool product, comprising spraying a liquid, curable, thermosetting, aqueous, substantially formaldehyde free, binder composition, which is free of solid particles, which comprises a primary or secondary polyetheramine and a carbohydrate and which has a concentration of at least 35% solids on a collection of glass or stone wool fibers;
- dehydrating the aqueous binder composition disposed on the collection of glass or stone wool fibers to form an uncured fiberglass or stone wool product;
- and subjecting the uncured fiberglass or stone wool product to heat to cure the binder composition.
Dependencies are inferred from the claim text.