A polyimide precursor solution, includes: a polyimide precursor; resin particles having a volume average particle diameter of 5 nm or more and 100 nm or less, and having a volume particle size distribution wherein a ratio of a volume frequency of resin particles having a particle diameter of 150 nm or more to a volume frequency of all of the resin particles in the polyimide precursor solution is 5% or less; and an aqueous solvent containing water.

A polyimide precursor solution, includes: a polyimide precursor; resin particles having a volume average particle diameter of 5 nm or more and 100 nm or less, and having a volume particle size distribution wherein a ratio of a volume frequency of resin particles having a particle diameter of 150 nm or more to a volume frequency of all of the resin particles in the polyimide precursor solution is 5% or less; and an aqueous solvent containing water.

A product of additive manufacturing with a silicone-based ink includes a plurality of continuous filaments comprised of a siloxane matrix, wherein the continuous filaments are arranged in a geometric pattern, a plurality of inter-filament pores defined by the geometric pattern of the continuous filaments, and a plurality of intra-filament pores having an average diameter in a range of greater than 1 micron to less than 50 microns.

A product of additive manufacturing with a silicone-based ink includes a plurality of continuous filaments comprised of a siloxane matrix, wherein the continuous filaments are arranged in a geometric pattern, a plurality of inter-filament pores defined by the geometric pattern of the continuous filaments, and a plurality of intra-filament pores having an average diameter in a range of greater than 1 micron to less than 50 microns.

A polyimide precursor solution contains a polyimide precursor, resin particles having a core and a coating resin layer, the coating resin layer contains a melamine resin, and a solvent.

A particle-dispersed polyimide precursor solution contains: a polyimide precursor consisting of a polymer of a tetracarboxylic dianhydride and a diamine containing a fluorene-based diamine having a fluorene skeleton; particles; and an aqueous solvent containing water.

A particle-dispersed polyimide precursor solution contains: a polyimide precursor consisting of a polymer of a tetracarboxylic dianhydride and a diamine containing a fluorene-based diamine having a fluorene skeleton; particles; and an aqueous solvent containing water.

According to one embodiment, a mixture includes a fluoropolymer monomer having at least one functional group amenable to polymerization, a pore-forming material, and a polymerization initiator. According to another embodiment, a product includes a porous three-dimensional structure comprising a crosslinked fluoropolymer, where at least 20% of a volume measured within an outer periphery of the porous three-dimensional structure corresponds to the pores.

The present invention concerns methods of treating systemic, regional, or local inflammation from a patient suffering or at risk of inflammation comprising administration of a therapeutically effective dose of a sorbent that sorbs an inflammatory mediator in said patient. In some preferred embodiments, the sorbent is a biocompatible organic polymer.

The present invention concerns methods of treating systemic, regional, or local inflammation from a patient suffering or at risk of inflammation comprising administration of a therapeutically effective dose of a sorbent that sorbs an inflammatory mediator in said patient. In some preferred embodiments, the sorbent is a biocompatible organic polymer.