Low formaldehyde emission fiberglass

Details Low formaldehyde emission fiberglass Low formaldehyde emission fiberglass

2011-01-18

2011-01-18

Cano, Milton I (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

C528S129000, C528S230000, C524S594000, C524S596000, C524S597000, C524S598000, C524S818000, C524S841000, C422S180000, C422S310000, C525S495000, C525S497000, C525S498000

Reexamination Certificate

active

07872088

ABSTRACT:
Disclosed are binders including urea-extended phenol-formaldehyde alkaline resole resins to which melamine-containing resin has been added, and non-woven fiber compositions made therewith. The disclosed binders may be cured to low formaldehyde-emission and low trimethylamine-emission, water-resistant thermoset binders.

REFERENCES:
patent: 3956204 (1976-05-01), Higginbottom
patent: 5300562 (1994-04-01), Coventry et al.
patent: 5710239 (1998-01-01), Tutin
patent: 6441122 (2002-08-01), DeMott et al.
patent: 6566459 (2003-05-01), Dopico et al.
patent: 6638882 (2003-10-01), Helbing et al.
patent: 2006/0084778 (2006-04-01), Arbuckle

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