G01N25/4866

DSC thermal analysis method for action of applied electric field

A Differential Scanning calorimetry (DSC) thermal analysis method for the action of an applied electric field includes: step 1, in an experiment module of a differential scanning calorimeter, placing a microelectrode crucible and a reference crucible on corresponding sensors, connecting electrode wires of the microelectrode crucible with a signal generator, setting signal parameters to be output, placing a tested sample in a gap between electrodes, closing a microelectrode crucible lid, and closing the experiment module; step 2, at a temperature-varying stage, measuring a DSC curve of the tested sample under the action of an electric field, and at a reheating stage, measuring a DSC curve of the tested sample with no electric field; and step 3, analyzing the DSC curves in combination with the related theories of dielectrics and thermodynamics, and calculating an electric field intensity of the tested sample and a phase transformation rate of the tested sample.

HIGH-VOLTAGE POWER CABLE
20230260678 · 2023-08-17 ·

Provided is a high-voltage power cable. Specifically, the present disclosure relates to a high-voltage power cable that exhibits excellent dielectric strength, such as dielectric breakdown voltage and impulse breakdown strength, and that is capable of implementing and maintaining dielectric characteristics even when a temperature of a cable insulator rises due to the transmission of power or when negative impulse or polarity reversal occurs.

Adhesive composition

Provided are an adhesive composition and an organic electronic device (OED) including the same, and particularly, an adhesive composition, which may form a structure effectively blocking moisture or oxygen flowing into an OED from the outside, thereby ensuring the lifespan of the OED, realize a top-emission OED, and exhibit excellent adhesive durability and reliability, and an OED including the same.

APPARATUS FOR ACQUIRING POLARIZED IMAGES
20230296497 · 2023-09-21 ·

Disclosed is an apparatus for acquiring polarized images attached to a thermal analysis apparatus including a pair of sample containers housing a measurement sample and a reference sample, respectively, and a heating furnace, configured to observe at least the measurement sample through a window or an opening of the heating furnace, and including an attachment section attached to the thermal analysis apparatus, a light source, a polarizer configured to polarize light emitted from the light source, a camera and an analyzer polarize light reflected from the measurement sample or the reference sample to enter the camera after the measurement sample or the reference sample is irradiated via the window or the opening with polarized light transmitted through the polarizer. A first optical path of the polarizer and a second optical path of the analyzer are not parallel, and both the polarizer and the analyzer are rotatable.

High filler loaded compositions with high melt flow polyolefins
11186663 · 2021-11-30 · ·

This disclosure relates to a composition comprising (a) a blend; (b) one or more fillers comprising at least one of carbon black, ferrite magnet powder, calcium carbonate, alumina trihydrate, magnesium hydroxide, talc, titanium dioxide, fibers, marble dust, cement dust, clay, feldspar, silica or glass, fumed silica, alumina, magnesium oxide, antimony oxide, zinc oxide, barium sulfate, calcium sulfate, aluminum silicate, calcium silicate, titanium dioxide, titanates, clay, nanoclay, organo-modified clay or nanoclay, glass microspheres, chalk, or any combination thereof. The cross-linking agents comprise organic peroxide, and the coagents comprise at least one of di- and tri-allyl cyanurates and isocyanurates, liquid and metallic multifunctional acrylates and methacrylates, zinc-based dimethacrylates and diacrylates, and functionalized polybutadiene resins and optionally (c) a cross-linking pack including cross-linking agents and coagents.

Hybrid calorimeter cell

A calorimeter cell of a calorimetry system is provided, having a cell body having an internal region for receiving a first substance, the cell body being comprised of a chemically inert material, and a thermally conductive layer at least partially surrounding the chemically inert cell body. Furthermore, an associated calorimeter and method is also provided, including a sample cell, a reference cell, a thermostat in thermal communication with the sample cell and the reference cell, a first conductive wire, the first conductive wire having a first end connected to the thermostat and a second end connected to the sample cell, and a second conductive wire, the second conductive wire having a first end connected to the thermostat and a second end connected to the reference cell.

Method and System For The Analysis Of Biological Material and Use Of Such A System
20210349043 · 2021-11-11 ·

A method for the analysis, in particular for analysis by dynamic difference calorimetry (DSC), of biological material, in particular blood, urine, sweat or skin tissue, with the steps of: introduction of a sample with a patient's biological material onto a sensor of a measuring device; acquisition of measured values by means of the measuring device; sending the measured values to an evaluation device, which communicates with the measuring device; assessment of the patient's state of health with the aid of data structures characterizing the state of health on the basis of the measured values by means of the evaluation device, on which a first application software instance is performed; and visualization or audio-visualization of the state of health on a display. The present invention further creates a system for the analysis of biological material and a use of such a system.

Differential scanning microcalorimeter device for detecting disease and monitoring therapeutic efficacy
11215573 · 2022-01-04 ·

The present disclosure provides devices and methods for diagnosing, monitoring the disease progression of, and/or evaluating the risk for developing a disease by detecting thermostable variants of proteins and/or metabolites in biological samples using differential scanning calorimetry. Also disclosed herein are methods for monitoring the efficacy of a particular therapeutic regimen in patients in need thereof.

Polymerized oils and methods of manufacturing the same

Described herein is a polymerized biorenewable, petroleum based, previously modified, or functionalized oil, comprising a polymeric distribution having about 2 to about 80 wt % oligomer content, a polydispersity index ranging from about 1.0 to about 5.0, and sulfur content ranging from 0.001 wt % to about 8 wt %. Methods of manufacturing the polymerized oil as well as its incorporation into asphalt paving, roofing, and coating applications are also described.

HIGH SAMPLE THROUGHPUT DIFFERENTIAL SCANNING CALORIMETER
20220404299 · 2022-12-22 ·

Described is a differential scanning calorimeter (DSC) instrument capable of performing analyses of multiple samples at the same time. Some embodiments of DSC instruments described herein include a thermal substrate that provides a substantially uniform temperature across a surface of the substrate. A plurality of DSC units is in thermal communication with the substrate, for example, by mounting the units directly to the surface of the substrate. Each DSC unit includes a second thermal substrate for further thermal isolation, and a reference platform and sample platform to receive a reference cell and a sample cell, respectively. A thermoelectric device is disposed between each platform and the second thermal substrate. Optionally, the reference and sample cells may be disposable chips that can be discarded after measurement are performed, thereby reducing or eliminating the need to clean instrument components to prevent cross-contamination for subsequent instrument operation.