Abstract: A projector for use in a head-mounted display system is provided. The projector comprises an illumination source and an optical display that is capable of producing an image derived from light emitted by the illumination source. The projector contains a polymer matrix that contains a thermoplastic polymer, wherein the polymer composition exhibits a deflection temperature under load of about 50° C. or more as determined in accordance with ISO 75: 2013 at a load of 1.8 MPa.

Abstract: An electrical connector is disclosed that comprises at least two opposing walls between which a passageway is defined for receiving a contact pin, wherein the walls have a width of about 500 micrometers or less and are formed from a polymer composition that comprises a polymer matrix containing at least one polymer having a glass transition temperature of about 30° C. or more in an amount of 30 wt. % or more of the composition. The polymer composition exhibits a dielectric constant of about 4 or less and a dissipation factor of about 0.02 or less, as determined at a frequency of 10 GHz.

Abstract: A battery module that comprises an electrochemical cell is provided. The battery module includes a polymer composition that comprises a polymer matrix that includes a thermotropic liquid crystalline polymer and a thermally conductive filler distributed within the polymer matrix. The polymer composition exhibits an in-plane thermal conductivity of about 3 W/m-K or more as determined in accordance with ASTM E1461-13 (2022) and a deflection temperature under load of about 230° C.) or more as determined in accordance with ISO 75:2013 at a load of 1.8 MPa.

Abstract: A stator core containing a stator body from which extends a plurality of spaced apart slot segments between which intermediate slots are defined and an insulative member disposed within at least one of the intermediate slots is provided. The insulative member contains a polymer composition comprising a polymer matrix that includes a thermotropic liquid crystalline polymer. The polymer composition exhibits a melt viscosity of about 300 Pa-s or less and a deflection temperature under load of about 170° C. or more.

Abstract: A method for testing a sample for ball dent properties is provided. The method comprises disposing a sample on a stage of a testing apparatus and moving a trigger assembly that contains a tip having a radiused terminus toward the sample such that the terminus impacts the sample one or more times.

Abstract: A camera module is provided. The camera module comprises a lens unit mounted in a housing unit, an actuator unit configured to allow relative movement of the lens unit with respect to the housing unit, and a damper disposed between the housing unit and the lens unit. The damper comprises a polymer composition that includes a liquid crystalline polymer and that exhibits a Shore D hardness of about 75 or less as determined in accordance with ISO 868:2003.

Abstract: A polymer composition comprising 100 parts by weight of a polymer matrix and from about 20 parts to about 150 parts by weight of an impact modifier is provided. The impact modifier includes a (meth)acrylic component that is derived from an epoxy-functionalized monomeric unit, non-epoxy functionalized (meth)acrylic monomeric component, or a combination thereof. Further, the impact modifier exhibits a Shore D hardness of about 75 or less.

Abstract: An antenna module is provided. The antenna module comprises a dielectric on which is disposed one or more antenna elements configured to transmit and/or receive a radiofrequency signal; a communication circuit for processing the radiofrequency signal; an interconnect member that is electrically connected with the communication circuit and the antenna elements, wherein the interconnect member optionally contains a substrate on which a metal coating is disposed; and optionally, a shield member covering the communication circuit that contains a substrate on which a metal coating is disposed. The dielectric, the substrate of the interconnect member, and/or the substrate of the shield member contain a polymer composition comprising silicate fibers distributed within a polymer matrix that includes a thermotropic liquid crystalline polymer.

Abstract: A three-dimensional printing method is provided. The method comprises selectively forming a three-dimensional structure from a polymer composition. The polymer composition comprises a thermally conductive particulate material distributed within a thermoplastic polymer matrix, and further wherein the polymer composition exhibits a through-plane thermal conductivity of about 0.10 W/m-K or more.

Abstract: A polymer composition comprising a semiconductive material distributed within a polymer matrix is provided. The semiconductive material includes inorganic particles and an electrically conductive material, the inorganic particles having an average particle size of from about 0.1 to about 100 ?m and an electrical conductivity about 500 ?S/cm or less. The polymer matrix contains at least one thermoplastic high performance polymer having a deflection under load of about 40° C. or more. The polymer composition exhibits a dielectric constant of about 4 or more and a dissipation factor of about 0.3 or less, as determined at a frequency of 2 GHz.

Abstract: A polymer composition comprising a liquid crystalline polymer that contains repeating units derived from naphthenic hydroxycarboxylic and/or dicarboxylic acids in an amount of about 50 mol. % or more is provided. The polymer composition exhibits a dielectric constant of about 4 or less and a dissipation factor of about 0.05 or less at a frequency of 10 GHz.

Abstract: A polymer composition that comprises from about 50 wt. % to about 90 wt. % of a polymer matrix and from about 10 wt. % to about 50 wt. % of silica particles is provided. The polymer matrix includes a liquid crystalline polymer containing repeating units derived from naphthenic hydroxycarboxylic and/or dicarboxylic acids in an amount of about 15 mol. % or less of the polymer. The silica particles have a median particle size of about 4 micrometers or less. The polymer composition exhibits a tensile modulus of 11,000 MPa or more as determined in accordance with ISO Test No. 527:2019.

Abstract: A polymer composition that comprises a polymer matrix containing a first liquid crystalline polymer that includes one or more monomers derived from bio-naphtha is provided. The polymer composition exhibits a melt viscosity of about 60 Pa-s or less as determined in accordance with ISO 11443:2021 at a shear rate of 1,000 seconds?1 and temperature that is 15° C. higher than the melting temperature of the composition.

Abstract: A polymer composition that comprises a polymer matrix and a flame retardant system distributed within the polymer matrix is provided. The polymer matrix contains a first liquid crystalline polymer and the flame retardant system contains a low-halogen polymeric flame retardant. The polymer composition exhibits an unaged V-0 rating at a thickness of 0.8 mm when subjected to a vertical burn test procedure in accordance with UL94 and a melt viscosity of about 60 Pa-s or less as determined in accordance with ISO 11443:2021 at a shear rate of 1,000 seconds 1 and temperature that is 15° C. higher than the melting temperature of the composition.

Abstract: A microneedle assembly that is capable of transdermal delivery of a drug compound, such as a vaccine, (e.g., vaccine) across a dermal barrier of a subject (e.g., human), and/or detecting the presence of an analyte in the subject is provided. The microneedle assembly comprises a plurality of microneedles arranged on a support that each contain a tip and base, one or both of which are formed from a polymer composition that includes a liquid crystalline polymer. By selectively controlling the specific components of the polymer composition, as well as their relative concentration, the resulting microneedles may exhibit a high degree of physical alignment, which can help ensure better performance during use of the microneedle assembly.

Abstract: A polymer composition that comprises a polymer matrix and a granular particulate filler distributed within the polymer matrix is provided. The polymer matrix contains a first liquid crystalline polymer a melt viscosity of about 50 Pa-s or less as determined in accordance with ISO 11443:2021 at a shear rate of 1,000 seconds?1. The polymer composition has a melting temperature of about 300° C. or more as determined in accordance with ISO 11357-3:2018 and a melt viscosity of about 30 Pa-s or less as determined in accordance with ISO 11443:2021 at a shear rate of 1,000 seconds?1.

Abstract: A camera module containing a molded part (e.g., generally planar base, lens barrel mounted on the base, etc.) that is formed form a polymer composition is provided. The polymer composition includes a liquid crystalline polymer and inorganic particles that have a hardness value of about 2.5 or more based on the Mohs hardness scale.

Abstract: A 5G system comprising at least one antenna element configured to transmit and receive 5G radio frequency signals and at least one electronic component is provided. The antenna element, the electronic component, or both, comprise a polymer composition that includes a liquid crystalline polymer that contains repeating units derived from naphthenic hydroxycarboxylic and/or dicarboxylic acids in an amount of about 10 mol. % or more. Further, the polymer composition exhibits a dielectric constant of about 5 or less and dissipation factor of about 0.05 or less at a frequency of 10 GHz.

Abstract: A foldable electronic device comprising a housing that contains a first housing portion positioned on a first side of a bend axis and a second housing portion positioned on a second opposing side of the bend axis is provided. The first and second housing portions are coupled to a hinge for rotational motion about the bend axis. The hinge comprises a polymer composition that contains a polymer matrix and a plurality of reinforcing fibers distributed within the polymer matrix.

Abstract: A polymer composition comprising a dielectric material distributed within a polymer matrix is provided. The dielectric material has a volume resistivity of from about 0.1 ohm-cm to about 1×1012 ohm-cm. wherein the polymer matrix contains at least one thermotropic liquid crystalline polymer, and further wherein the polymer composition exhibits a dielectric constant of about 4 or more and a dissipation factor of about 0.3 or less, as determined at a frequency of 2 GHz.