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US 11,408,884 B2Granted
Polymer dot compositions and related methods
AssigneeUniversity of Washington through its Center for Commercialization
InventorsDaniel T. Chiu, Wei Sun, Jiangbo Yu, Changfeng Wu, Fangmao Ye
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Abstract
Lyophilized chromophoric polymer dot compositions are provided. Also disclosed are methods of making and using the lyophilized compositions, methods of dispersing the lyophilized compositions in aqueous solutions and kits supplying the compositions.
Claims17
A lyophilized composition comprising a lyophilized mixture of:
- a lyophilization agent, wherein the lyophilization agent comprises a carbohydrate;
- and
- a plurality of fluorescent nanoparticles,
- wherein fluorescent nanoparticles of the plurality of fluorescent nanoparticles comprises at least one condensed conjugated, semiconducting polymer;
- and
- wherein the lyophilization agent is present between about 1% w/v and 50% w/v in a fluorescent nanoparticle suspension comprising the plurality of fluorescent nanoparticles used to form the lyophilized composition.
3 more elements
A kit comprising:
- a composition comprising:
- a lyophilized lyophilization agent, wherein the lyophilized lyophilization agent comprises a carbohydrate;
- and
- a plurality of lyophilized fluorescent nanoparticles,
- wherein lyophilized fluorescent nanoparticles of the plurality of lyophilized fluorescent nanoparticles comprise at least one condensed conjugated, semiconducting polymer;
- and
- wherein the lyophilized lyophilization agent is present between about 1% w/v and 50% w/v in a fluorescent nanoparticle suspension comprising the plurality of fluorescent nanoparticles used to form the lyophilized composition.
4 more elements
Dependencies are inferred from the claim text.