B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 13/02 (2006.01) B32B 17/02 (2006.01) B32B 33/00 (2006.01) C03B 37/00 (2006.01)
Patent
CA 2701245
Alkaline resistant fibrous products containing a binder comprised of a blend of urea formaldehyde and melamine formaldehyde and having particular use in bonding to alkaline materials having a pH of about 8 or above, including cementitious boards and other shapes, to provide manufacturing aids, reinforcement, fire resistance and a smooth surface are disclosed. Laminates containing one or more of the alkaline resistant fibrous products, with fibers bonded together with melamine formaldehyde and optionally a blend of urea formaldehyde and melamine formaldehyde binder, in contact with at least one cementitious layer are disclosed. Also, methods of making the alkaline resistant fibrous products and laminates that contain one or more layers of the alkaline resistant fibrous products are disclosed.
Jaffee Alan Michael
Kajander Richard Emil
Johns Manville
Macrae & Co.
LandOfFree
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