Foldable bottlebrush polymers, foldable bottlebrush polymer networks, and method of making foldable bottlebrush polymers and networks
OwnerLiheng Cai, Baiqiang Huanginventors
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Abstract
The present disclosure provides for foldable bottlebrush polymers, foldable bottlebrush polymer networks, method of making foldable bottlebrush polymers and networks, conductive electrolytes including the foldable bottlebrush polymer networks, and the like.
Claims19
A composition comprising:
- a foldable bottlebrush polymer network, wherein the foldable bottlebrush polymer network includes at least one polymer strand, wherein the polymer strand includes a polymer backbone having a spacer unit and a monofunctional polyethylene glycol (PEG) side chain, wherein the foldable bottlebrush polymer network has at least two of the following characteristics:
- a Young's modulus of about 600 Pa to 100 kPa, a tensile breaking strain of 20 to 1500%, a molecular weight of about 1000 kDa to 10,000 kDa, a conductivity of about 1 to 1.4 mS/cm, a glass transition temperature of about −60 to −70° C., a crystallization point of about −30 to −40° C., a spacer/side chain molar ration (rsp) of about 1 to 5, and an average number of side chains per foldable bottlebrush polymer network strand (nsc) of about 20 to 1000.
A method of making a foldable bottlebrush polymer network, comprising:
- mixing a spacer unit monomer, a monofunctional polyethylene glycol (PEG) side chain monomer, a difunctional PEG crosslinker unit monomer, and a photoinitiator to form a photocurable resin;
- disposing the photocurable resin onto a surface;
- and
- exposing the photocurable resin for a time period to form a composition including the foldable bottlebrush polymer network.
A conductive electrolyte comprising a composition that includes a lithium salt and a foldable bottlebrush polymer network, wherein the foldable bottlebrush polymer network includes at least one polymer strand, wherein the polymer strand includes a polymer backbone having a spacer unit and a monofunctional polyethylene glycol (PEG) side chain, wherein the foldable bottlebrush polymer network has at least two of the following characteristics:
- a Young's modulus of about 600 Pa to 100 kPa, a tensile breaking strain of 20 to 1500%, a molecular weight of about 1000 kDa to 10,000 kDa, a conductivity of about 1 to 1.4 mS/cm, a glass transition temperature of about −60 to −70° C., a crystallization point of about −30 to −40° C., a spacer/side chain molar ration (rsp) of about 1 to 5, and an average number of side chains per foldable bottlebrush polymer network strand (nsc) of about 20 to 1000.
Dependencies are inferred from the claim text.