3D PRINTED COMPOSITES FROM PHASE SEPARATED MATERIALS

    公开(公告)号:US20250066525A1

    公开(公告)日:2025-02-27

    申请号:US18825389

    申请日:2024-09-05

    Abstract: The present disclosure provides methods, systems, devices, and kits for creating composite materials from a single resin, the composite materials having multiple continuous phases. The disclosure includes a process to three-dimensionally print objects (e.g., orthodontic appliances) with composite properties. In some aspects, the composite properties are formed from a single formulation with components that, when processed, have hard and soft continuous phases. In some aspects, the composite properties are formed by separately processing the hard phase components and the soft phase components. In some aspects, the composite materials and devices are three-dimensionally printed using the processed material.

    RESIN AQUEOUS DISPERSION COMPOSITION
    9.
    发明公开

    公开(公告)号:US20230257574A1

    公开(公告)日:2023-08-17

    申请号:US18005143

    申请日:2021-07-13

    CPC classification number: C08L33/14 C08L2205/03 C08L2205/025 C08L2201/50

    Abstract: The present invention provides an ethylene/glycidyl acrylate copolymer aqueous dispersion composition ensuring an obtained film (e.g., coating film) with excellent adhesion, and high stability of the film itself.
    Specifically, the present invention provides an ethylene/glycidyl acrylate copolymer aqueous dispersion composition, comprising:

    (A) an ethylene/glycidyl acrylate copolymer,
    (B1) an ethylene oxide/propylene oxide copolymer,
    (B2) a polyoxyalkylene-based non-ionic surfactant,
    (C) an alkali-soluble acrylic resin emulsion, and
    (D) a basic substance,
    wherein (B1) and (B2) are present in a total amount of 5 to 15 parts by mass, and (C) is present in an amount of 0.1 to 50 parts by mass per 100 parts by mass of (A), and
    (D) is present in an amount of 0.01 to 0.2 parts by mass per part by mass of (C).

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