Abstract: Embodiments of the present invention pertain to antimicrobial glass compositions, glasses and articles. The articles include a glass, which may include a glass phase and a cuprite phase. In other embodiments, the glasses include as plurality of Cu1+ ions, a degradable phase including B2O3, P2O5 and K2O and a durable phase including SiO2. Other embodiments include glasses having a plurality of Cu1+ ions disposed on the surface of the glass and in the glass network and/or the glass matrix. The article may also include a polymer. The glasses and articles disclosed herein exhibit a 2 log reduction or greater in a concentration of at least one of Staphylococcus aureus, Enterobacter aerogenes, Pseudomonas aeruginosa bacteria, Methicillin Resistant Staphylococcus aureus, and E. coli, under the EPA Test Method for Efficacy of Copper Alloy as a Sanitizer testing conditions and under Modified JIS Z 2801 for Bacteria testing conditions.

Abstract: Embodiments of the present invention pertain to antimicrobial glass compositions, glasses and articles. The articles include a glass, which may include a glass phase and a cuprite phase. In other embodiments, the glasses include as plurality of Cu1+ ions, a degradable phase including B2O3, P2O5 and K2O and a durable phase including SiO2. Other embodiments include glasses having a plurality of Cu1+ ions disposed on the surface of the glass and in the glass network and/or the glass matrix. The article may also include a polymer. The glasses and articles disclosed herein exhibit a 2 log reduction or greater in a concentration of at least one of Staphylococcus aureus, Enterobacter aerogenes, Pseudomomas aeruginosa bacteria, Methicillin Resistant Staphylococcus aureus, and E. coli, under the EPA Test Method for Efficacy of Copper Alloy as a Sanitizer testing conditions and under Modified JIS Z 2801 for Bacteria testing conditions.

Abstract: A method of making an antimicrobial composite article, including the steps: providing a matrix comprising a polymeric material; providing a plurality of second phase particles comprising an antimicrobial agent; melting the matrix to form a matrix melt; distributing the plurality of second phase particles in the matrix melt at a second phase volume fraction to form a composite melt; forming a composite article from the composite melt; and treating the composite article to form an antimicrobial composite article having an exterior surface comprising an exposed portion of the matrix and the plurality of second phase particles. The distributing step can employ an extrusion process. The forming a composite article step can employ an injection molding process. The treating step can employ abrading and plasma-treating the article to define the exterior surface.

Abstract: A method of preparing a flame retardant grafted polyolefin resin is provided. The method includes a step of reacting in an extrusion barrel a reactive polyolefin and a monomeric flame retardant agent to form the flame retardant grafted polyolefin resin. The reactive polyolefin has a functional group including a moiety selected from the group consisting of anhydrides, epoxies, carboxylic acids, ketones, and isocyanates. The monomeric flame retardant agent has an amine functional group. The method also includes a step of extruding the flame retardant grafted polyolefin resin. Also provided is a flame retardant grafted polyolefin resin that can be made according to the method. Further provided is a flame retardant cable that incorporates can incorporate the flame retardant grafted polyolefin resin.

Abstract: A low smoke, zero halogen (LSZH) polymer composition is provided. The LSZH polymer composition includes a polymer resin, and a flame retardant package dispersed within the polymer resin. Less than 25% by weight of the polymer composition is the flame retardant package. The flame retardant package includes an acid source, a carbon source, and an LSZH additive. The LSZH additive includes a polyoxometalate ionic liquid and a synergist carrier. The LSZH polymer composition has a limiting oxygen index of greater than 31%. The LSZH polymer compound is suitable for use in electrical or tele-communication cables.

Abstract: A method of making an antimicrobial composite article, including the steps: providing a matrix comprising a polymeric material; providing a plurality of second phase particles comprising an antimicrobial agent; melting the matrix to form a matrix melt; distributing the plurality of second phase particles in the matrix melt at a second phase volume fraction to form a composite melt; forming a composite article from the composite melt; and treating the composite article to form an antimicrobial composite article having an exterior surface comprising an exposed portion of the matrix and the plurality of second phase particles. The distributing step can employ an extrusion process. The forming a composite article step can employ an injection molding process. The treating step can employ abrading and plasma-treating the article to define the exterior surface.

Abstract: A PCB laminate material includes at least one polymer layer and at least one inorganic layer, such that the PCB laminate material has a dielectric loss tangent of less than 6×10?3 at 10 GHz (or higher frequency). The inorganic layer or layers of the PCB laminate material may comprise silica-based materials (including silica fabrics), low-loss glass with a dielectric loss tangent of about 0.006 at 10 GHz (or higher frequency), glass-ceramics, or ceramic materials (e.g., alumina). PCB laminate materials may also include at least one fluoropolymer layer. PCB laminate materials described herein combine good dielectric performance (i.e., low dielectric loss), dimensional stability at elevated temperature (e.g., at 260° C. for 30 seconds), and sufficient mechanical strength to permit handling during production. Printed circuit boards comprising the PCB laminate materials and methods for making the same are also disclosed herein.

Abstract: A low smoke, zero halogen (LSZH) polymer composition is provided. The LSZH polymer composition includes a polymer resin, and a flame retardant package dispersed within the polymer resin. Less than 25% by weight of the polymer composition is the flame retardant package. The flame retardant package includes an acid source, a carbon source, and an LSZH additive. The LSZH additive includes a polyoxometalate ionic liquid and a synergist carrier. The LSZH polymer composition has a limiting oxygen index of greater than 31%. The LSZH polymer compound is suitable for use in electrical or tele-communication cables.

Abstract: A low smoke, zero halogen (LSZH) polymer composition is provided. The LSZH polymer composition includes a polymer resin, and a flame retardant package dispersed within the polymer resin. Less than 25% by weight of the polymer composition is the flame retardant package. The flame retardant package includes an acid source, a carbon source, and an LSZH additive. The LSZH additive includes a polyoxometalate ionic liquid and a synergist carrier. The LSZH polymer composition has a limiting oxygen index of greater than 31%. The LSZH polymer compound is suitable for use in electrical or tele-communication cables.

Abstract: Embodiments of a flame retardant composition are provided. The composition includes from 55% to 85% by weight of a blended matrix and from 15% to 45% by weight of a flame retardant package distributed within the blended matrix. The blended matrix includes a polyolefin component and a nitrogen-containing polymer component. In particular, the nitrogen-containing polymer component has a melting temperature of less than 240° C. The flame retardant package includes an acid source, a carbon source, a polyoxometalate ionic liquid, and a synergist. The flame retardant composition can be utilized in cables, such as fiber optic cables.

Abstract: A flame retardant polymer composition is provided. The polymer composition includes a polymer resin and a flame retardant package dispersed within the polymer resin. The flame retardant package includes an additive of a polyoxometalate ionic liquid (PIL) and a synergist carrier. In particular, the PIL includes organic cations that produce an acid upon heating. Also, a flame retardant optical fiber cable is provided. The cable includes at least one optical fiber and a polymeric jacket that surrounds the at least one optical fiber. The polymeric jacket includes a polymer resin, a carbon source, an acid source, a polyoxometalate ionic liquid (PIL), and a synergist carrier. In particular, the PIL includes organic cations that produce an acid upon heating.

Abstract: Embodiments of a flame retardant compound are provided. The flame retardant compound includes a polymer base resin and a flame retardant additive distributed within the polymer base resin. The flame retardant additive includes inclusion complexes that are made of at least one guest molecule and at least one carbonific host molecule. The at least one guest molecules is a polyoxometalate ionic liquid. The flame retardant compound achieves a limiting oxygen index of at least 25% according to ISO 4589. Additionally, embodiments of a flame retardant cable are provided that utilize the flame retardant compound as a jacketing material.

Abstract: A flame retardant compound is provided. The flame retardant compound includes a polymer base resin, a carbonific host compound, and a guest compound including at least one atom of a transition metal. The carbonific host compound and the guest compound form a host-guest complex, and the host-guest complex acts to inhibit at least one of smoke release and smoke formation when exposed to heat. The host-guest complex is distributed within the polymer base resin. An intumescent flame retardant compound is also provided. The intumescent flame retardant compound includes a base resin, an acid donor, a spumific agent, a cyclodextrin host compound, and a guest compound including at least one atom of molybdenum. The cyclodextrin host compound and the guest compound form a host-guest complex. The acid donor, carbonific host compound, and spumific agent react when exposed to a temperature above 280° C. to form a foam.

Abstract: A flame retardant compound is provided. The flame retardant compound includes a polymer base resin, a carbonific host compound, and a guest compound including at least one atom of a transition metal. The carbonific host compound and the guest compound form a host-guest complex, and the host-guest complex acts to inhibit at least one of smoke release and smoke formation when exposed to heat. The host-guest complex is distributed within the polymer base resin. An intumescent flame retardant compound is also provided. The intumescent flame retardant compound includes a base resin, an acid donor, a spumific agent, a cyclodextrin host compound, and a guest compound including at least one atom of molybdenum. The cyclodextrin host compound and the guest compound form a host-guest complex. The acid donor, carbonific host compound, and spumific agent react when exposed to a temperature above 280° C. to form a foam.

Abstract: Embodiments of the present invention pertain to antimicrobial glass compositions, glasses and articles. The articles include a glass, which may include a glass phase and a cuprite phase. In other embodiments, the glasses include as plurality of Cu1+ ions, a degradable phase including B2O3, P2O5 and K2O and a durable phase including SiO2. Other embodiments include glasses having a plurality of Cu1+ ions disposed on the surface of the glass and in the glass network and/or the glass matrix. The article may also include a polymer. The glasses and articles disclosed herein exhibit a 2 log reduction or greater in a concentration of at least one of Staphylococcus aureus, Enterobacter aerogenes, Pseudomonas aeruginosa bacteria, Methicillin Resistant Staphylococcus aureus, and E. coli, under the EPA Test Method for Efficacy of Copper Alloy as a Sanitizer testing conditions and under Modified JIS Z 2801 for Bacteria testing conditions.

Abstract: A flame retardant compound is provided. The flame retardant compound includes a polymer base resin, a carbonific host compound, and a guest compound including at least one atom of a transition metal. The carbonific host compound and the guest compound form a host-guest complex, and the host-guest complex acts to inhibit at least one of smoke release and smoke formation when exposed to heat. The host-guest complex is distributed within the polymer base resin. An intumescent flame retardant compound is also provided. The intumescent flame retardant compound includes a base resin, an acid donor, a spumific agent, a cyclodextrin host compound, and a guest compound including at least one atom of molybdenum. The cyclodextrin host compound and the guest compound form a host-guest complex. The acid donor, carbonific host compound, and spumific agent react when exposed to a temperature above 280° C. to form a foam.

Abstract: A method of preparing a flame retardant grafted polyolefin resin is provided. The method includes a step of reacting in an extrusion barrel a reactive polyolefin and a monomeric flame retardant agent to form the flame retardant grafted polyolefin resin. The reactive polyolefin has a functional group including a moiety selected from the group consisting of anhydrides, epoxies, carboxylic acids, ketones, and isocyanates. The monomeric flame retardant agent has an amine functional group. The method also includes a step of extruding the flame retardant grafted polyolefin resin. Also provided is a flame retardant grafted polyolefin resin that can be made according to the method. Further provided is a flame retardant cable that incorporates can incorporate the flame retardant grafted polyolefin resin.

Abstract: A low smoke, zero halogen (LSZH) polymer composition is provided. The LSZH polymer composition includes a polymer resin, and a flame retardant package dispersed within the polymer resin. Less than 25% by weight of the polymer composition is the flame retardant package. The flame retardant package includes an acid source, a carbon source, and an LSZH additive. The LSZH additive includes a polyoxometalate ionic liquid and a synergist carrier. The LSZH polymer composition has a limiting oxygen index of greater than 31%. The LSZH polymer compound is suitable for use in electrical or tele-communication cables.

Abstract: An antimicrobial article that includes: an antimicrobial composite region that includes a matrix comprising a polymeric material, and a first plurality of particles within the matrix. The particles include a phase-separable glass with a copper-containing antimicrobial agent. The antimicrobial composite region can be a film containing the first plurality of particles that is subsequently laminated to a bulk element. The first plurality of particles can also be pressed into the film or a bulk element to define an antimicrobial composite region. An exposed surface portion of the antimicrobial composite region can exhibit at least a log 2 reduction in a concentration of at least one of Staphylococcus aureus, Enterobacter aerogenes, and Pseudomonas aeruginosa bacteria under a Modified EPA Copper Test Protocol.

Abstract: Embodiments of the present invention pertain to antimicrobial glass compositions, glasses and articles. The articles include a glass, which may include a glass phase and a cuprite phase. In other embodiments, the glasses include as plurality of Cu1+ ions, a degradable phase including B2O3, P2O5 and K2O and a durable phase including SiO2. Other embodiments include glasses having a plurality of Cu1+ ions disposed on the surface of the glass and in the glass network and/or the glass matrix. The article may also include a polymer. The glasses and articles disclosed herein exhibit a 2 log reduction or greater in a concentration of at least one of Staphylococcus aureus, Enterobacter aerogenes, Pseudomonas aeruginosa bacteria, Methicillin Resistant Staphylococcus aureus, and E. coli, under the EPA Test Method for Efficacy of Copper Alloy as a Sanitizer testing conditions and under Modified JIS Z 2801 for Bacteria testing conditions.