Silk Protein Fragment Compositions and Articles Manufactured Therefrom
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United States of America Patent
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Issued Date -
Aug 1, 2024
app pub date -
Nov 6, 2023
filing date -
Sep 30, 2013
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Abstract
A composition is disclosed that includes pure silk fibroin-based protein fragments that are substantially devoid of sericin, wherein the composition has an average weight average molecular weight ranging from about 17 kDa to about 38 kDa, wherein the composition has a polydispersity of between about 1.5 and about 3.0, wherein the composition is substantially homogeneous, wherein the composition between 0 ppm to about 500 ppm of inorganic residuals, and wherein the composition includes between 0 ppm to about 500 ppm of organic residuals.
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