Absorbent structure having gradient densities

Surgery – Means and methods for collecting body fluids or waste material – Absorbent pad for external or internal application and...

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A41B 1302

Patent

active

044499795

ABSTRACT:
An absorbent structure of loosely compacted cellulosic fibers substantially rectangular in shape having increasing gradient densities from the central portion to each transverse end and methods for making the structure.

REFERENCES:
patent: 3430629 (1969-03-01), Murphy
patent: 3545441 (1970-12-01), Gravdahl
patent: 3592194 (1971-07-01), Duncan
patent: 3848598 (1974-11-01), Mesek
patent: 3965904 (1976-06-01), Mesek et al.

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