FUNCTIONALIZED TRANSLUCENT COMPOUNDS
Functionalized translucent compounds are disclosed. The functionality appears at surface(s) of articles molded or extruded from thermoplastic compounds containing functionalized surface agents that are reactive physically or chemically with desired chemicals.
1 . A thermoplastic compound comprising: a translucent polymer and a polymeric functionalizing surface agent,
wherein the polymeric functionalizing surface agent is selected from the group consisting of polymers having amino moieties, epoxy moieties, anhydride moieties, azlactone moieties, modified styrene acrylic moieties, modified acrylic moieties, modified amide moieties, hydroxy moieties, and combinations thereof, and
wherein the functionalizing surface agent is covalently reactive selectively with a chemical to be isolated or gathered for further processing.
2 . The compound of claim 1 , wherein the polymer is nearly transparent and comprises a polymer selected from the group consisting of styrenics, polyesters, acrylics, polycarbonates, and copolymers and blends thereof.
3 . The compound of claim 1 , wherein the polymer is a styrene-butadiene copolymer that is nearly transparent.
4 . The compound of claim 1 , wherein the compound after molding into an article has a transmission of at least 34 as measured according to ASTM D1003, Procedure B.
5 . The compound of claim 1 , wherein the compound after molding into an article has a haze of no more than about 88 as measured according to ASTM D1003, Procedure B.
6 . (canceled)
7 . The compound of claim 1 , wherein the compound further comprises additives selected from the group consisting of adhesion promoters; biocides (antibacterials, fungicides, and mildewcides), anti-fogging agents; anti-static agents; bonding, blowing and foaming agents; dispersants; fillers and extenders; fire and flame retardants and smoke suppressants; impact modifiers; initiators; lubricants; micas; pigments, colorants and dyes; plasticizers; processing aids; release agents; silanes, titanates and zirconates; slip and anti-blocking agents; stabilizers; stearates; ultraviolet light absorbers; viscosity regulators; waxes; and combinations of them.
8 . The compound of claim 1 , wherein the compound has enhance surface functionality provided by a post-formation treatment selected from the group consisting of corona treatment, plasma treatment, ionizing radiation, electron beam radiation, and combinations thereof.
9 . (canceled)
10 . The compound of claim 1 , wherein the chemical is a specific chemical species, a member of one or more generic groups of chemicals, or one of a variety of unrelated chemicals sharing a particular physical or chemical property.
11 . An article comprising from a compound claim 1 .
12 . The article of claim 11 , wherein the article is molded.
13 . The article of claim 11 , wherein the article is extruded.
14 . The article of claim 11 , wherein the article has a form selected from the group consisting of an impervious film, a porous membrane, a bead, a strand, a string, a web, and combinations thereof.
15 . The article of claim 14 , wherein the article is in the form of a multiple-layered membrane.
16 . The article of claim 15 , wherein the multiple-layered membrane is multiple functional or multiple selective.
17 . The article of claim 14 , wherein the bead is a concentrically enveloping bead.
18 . The article of claim 14 , wherein the web is a multi-functional web.
19 . The article of claim 14 , wherein the strand is a multi-functional strand.
20 . The article of claim 14 , wherein the chemical is a specific chemical species, a member of one or more generic groups of chemicals, or one of a variety of unrelated chemicals sharing a particular physical or chemical property.