POLY(LACTIC ACID) MEMBRANE AND METHOD OF MAKING THE MEMBRANE

USPTO Patent Application US 2017/0029981 A1
Application Date: Feb. 2nd, 2017

ABSTRACT

A polylactic acid nano-fiber membrane and preparation method thereof. In particular, the membrane has PLA nanofibers with an average diameter between 50 nm and 200 nm, wherein the nanofibers contain...
Assignee(s):
Application Number:
15/302,197
International Classification:
D01F 6/62 (20060101); D04H 3/016 (20060101); D04H 3/011 (20060101)
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CLAIMS

What is claimed is:

1. A membrane of poly (lactic acid) (PLA), the membrane having an average thickness between 5 μm and 55 μm, an average porosity between 75% and 85%, an average pore size between 0.1 μm and 1 μm, and comprising PLA nanofibers with an average diameter between 50 nm and 200...

DESCRIPTION

FIELD OF THE INVENTION

The invention is in the field of polymer material technology, and relates to a polylactic acid nano-fiber membrane and preparation method thereof.
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