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US 4,048,368 AGranted
Laminated substrate for an offset printing blanket
AssigneeWest Point Pepperell, Inc.
InventorsFerrell Daniel Hale, Charles H. Crowder
Life of this patent
Estimating the term…
Abstract
A woven fabric including fibers of high strength and low elongation extending in the warp direction, is laminated to a non-woven mat which is saturated with a latex. The exposed surface of the resultant laminate is buffed to insure precise dimensional thickness.
Claims3
A substrate for an offset printing blanket comprising:
- a woven fabric including spun warp fibers formed from an aromatic polyamide and fill fibers made of polyester, said warp fibers having a tensile stength at least in the order of four times that of cotton;
- and
- a needle-punched non-woven mat laminated to said woven fabric by an adhesive.
Dependencies are inferred from the claim text.