IMMOBILISING BIOLOGICAL ENTITIES
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United States of America Patent
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Issued Date -
Sep 12, 2019
app pub date -
Mar 8, 2019
filing date -
Mar 9, 2018
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Abstract
There is provided inter alia a solid object having a surface comprising a layered coating of cationic and anionic polymer, wherein the outer coating layer is a layer comprising cationic polymer to which is covalently bound an anticoagulant entity; and wherein the anionic polymer is characterized by having (a) a total molecular weight of 20 kDa-650 kDa; and (b) a solution charge density of ≤4 μeq/g.
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