abstract |
The present invention is directed to a breathable multi-microlayer film material that includes a plurality of alternating coextruded first and second microlayers, wherein the first microlayers comprise an unfilled first polymer composition, and further wherein the second microlayers comprise a second polymer composition and filler particles. The multi-microlayer films may be used in disposable absorbent products, have increased breathability, and generally retain their integrity and strength during processing and use. |