System and Methods for Predicting Polymer Properties

    公开(公告)号:US20250037802A1

    公开(公告)日:2025-01-30

    申请号:US18595796

    申请日:2024-03-05

    Abstract: A method for predicting polymer properties that can include converting chemical fragments from a plurality of first polymers into standardized data strings, separating each of the standardized data strings into one or more tokens, predicting, via a first machine learning algorithm, one or more tokens from each of the standardized data strings, computing, via a processor device, one or more unique fingerprints for each of the standardized data strings, and mapping, via a second machine learning algorithm, one or more properties of the plurality of first polymers and one or more properties of a plurality of second polymers to the one or more unique fingerprints.

    INSTANTANEOUS IN-SITU RESIN AND RESIN COMPOSITE CURE MONITORING

    公开(公告)号:US20240426786A1

    公开(公告)日:2024-12-26

    申请号:US18753459

    申请日:2024-06-25

    Abstract: The disclosure provides a system and method for ultrasonic non-destructive testing to monitor the curing process of a resin and filled resin materials during manufacture. The inventors have discovered that ultrasound parameters revealed in ultrasonic signal analysis reveals the degree of cure and therefore important curing stages during processing for a proper cure and allow the product to perform as intended. Generally, the ultrasound parameters include signal speed of sound and/or instantaneous peak power relative to wall-clock time of the ultrasound signal. The system and method can monitor the cure of resin and filled resin materials using instantaneous data without the need for previous data for that individual scan, can use ultrasound portably such that carbon fiber laminates can be monitored in-situ, and is conducive to isothermal cure or cure using a varying temperature profile. Thus, the invention represents a step in manufacturing of resin-curing products heretofore unavailable.

    Evaluation system and method for evaluating vulcanized rubber material deterioration by ozone

    公开(公告)号:US11959850B2

    公开(公告)日:2024-04-16

    申请号:US17420278

    申请日:2019-11-29

    Inventor: Gang Hou

    Abstract: A test sample of a vulcanized rubber material is placed under a preset placement condition in a fixing frame in a test tank having a predetermined ozone concentration, and detection data is acquired by detecting, over time, with a laser sensor disposed facing a surface of the test sample that has been placed in the test tank, a distance from the laser sensor to the surface of the test sample; and determining a change in a surface state of the test sample between a plurality of points in time by analyzing, with a computation device, the detection data that has been acquired. Such evaluation method and evaluation system for evaluating ozone deterioration of a vulcanized rubber material can accurately determine a change over time in ozone deterioration while reducing working man-hours.

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