C08J2375/14

AEROGEL HYBRID CONTAINING RESIN MIXTURE, PROCESS FOR ITS PRODUCTION AND USE

An aerogel hybrid and a method for preparing the aerogel hybrid. The aerogel hybrid includes a resin composition and a plurality of aerogel particles. The resin composition may fill the interstitial space between the plurality of aerogel particles. The aerogel hybrid may be produced by preparing the aerogel and preparing the resin composition, blending the aerogel and the resin composition together to form an aerogel hybrid and curing the aerogel hybrid for providing an aerogel hybrid containing resin mixture with the ability to fit large amounts of aerogel into the resin to enhance the aerogel's physical properties.

Methods and sensors for detection

Embodiments of the present disclosure provide for methods of detecting, sensors (e.g., chromogenic sensor), kits, compositions, and the like that related to or use tunable macroporous polymer. In an aspect, tunable macroporous materials as described herein can be used to determine the presence of a certain type(s) and quantity of liquid in a liquid mixture.

RADICAL CURABLE RESIN COMPOSITION, FIBER-REINFORCED MOLDING MATERIAL, AND MOLDED ARTICLE USING SAME
20230323057 · 2023-10-12 · ·

The radical curable resin composition contains as essential raw materials a vinyl ester resin (A), an unsaturated monomer (B) with a flash point of 100° C. or higher, a polyisocyanate (C), a polymerization initiator (D), a stabilizer (E), and a polymerization inhibitor (F), the stabilizer being a nitroxy radical, and the polymerization inhibitor being at least one or more compounds represented by General Formula (1) or (2). This radical curable resin composition is excellent in handleability, flexibility, and curability during molding and excellent in storage stability with little change over time in the curability during molding, and can thus be suitably used for molding materials and molded articles obtained therefrom. In General Formulae (1) and (2). R.sup.1 represents a hydrogen atom or a C.sub.1-4 alkyl group, and X.sup.1 and X.sup.2 each independently represent a hydrogen atom, a C.sub.1-4 alkyl group, a hydroxy group, or a methoxy group.

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METHODS FOR PRODUCING THREE-DIMENSIONAL OBJECTS WITH APPARATUS HAVING FEED CHANNELS

A method of forming a three-dimensional object, wherein said three-dimensional object is an insert for use between a helmet and a human body, is described. The method may use a polymerizable liquid, or resin, useful for the production by additive manufacturing of a three-dimensional object, comprising a mixture of (i) a light polymerizable liquid first component, and (ii) a second solidifiable component that is different from said first component.

METHODS FOR PRODUCING THREE-DIMENSIONAL OBJECTS WITH APPARATUS HAVING FEED CHANNELS

A method of forming a three-dimensional object (e.g. comprised of polyurethane, polyurea, or copolymer thereof) is carried out by: (a) providing a carrier and an optically transparent member having a build surface, the carrier and the build surface defining a build region therebetween; (b) filling the build region with a polymerizable liquid, the polymerizable liquid comprising a mixture of: (i) a light polymerizable liquid first component, and (ii) a second solidifiable component that is different from the first component; (c) irradiating the build region with light through the optically transparent member to form a solid blocked polymer scaffold and advancing the carrier away from the build surface to form a three-dimensional intermediate having the same shape as, or a shape to be imparted to, the three-dimensional object, with the intermediate containing the second solidifiable component; and then (d) contacting the three-dimensional intermediate to water to form the three-dimensional object.

METHODS AND SENSORS FOR DETECTION
20230025651 · 2023-01-26 ·

Embodiments of the present disclosure provide for methods of detecting, sensors (e.g., chromogenic sensor), kits, compositions, and the like that related to or use tunable macroporous polymer. In an aspect, tunable macroporous materials as described herein can be used to determine the presence of a certain type(s) and quantity of liquid in a liquid mixture.

A METHOD FOR PREPARING A PULTRUDED POLYURETHANE COMPOSITE
20230356483 · 2023-11-09 ·

A method and an equipment for preparing a pultruded polyurethane composite by a polyurethane pultrusion process, and the pultruded polyurethane composite obtained by the method and use thereof are provided.

Multi-phase structured UV-curable powder coating resin and preparation method thereof

The present invention provides a multi-phase structured UV-curable powder coating resin and a preparation method thereof, comprising (1) obtaining an emulsion of a liquid UV resin by heating the liquid UV resin and an emulsifier, dispersing, and adding deionized water for emulsification; (2) melting and dispersing a solid UV resin, a phase change agent, an emulsifier, and deionized water; adding the emulsion of the liquid UV resin with stirring to thoroughly mix; temperature is lowered during the stirring to obtain a suspension; (3) press filtering the suspension of the UV-curable powder coating resin to obtain a filter cake; (4) drying and classifying the filter cake to obtain the multi-phase structured UV-curable powder coating resin. The multi-phase structured UV-curable powder coating resin is prepared from the aforementioned method. The present disclosure has the properties of both the liquid and solid UV resin and can be sprayed as a powder coating.

LAMINATE AND USE THEREOF

Provided is a laminate that has excellent moldability and excellent wear resistance, and that contains an acrylic-based resin film. Excellent mouldability and wear resistance can be attained by providing a laminate including a specific acrylic-based resin film, and a specific ultraviolet-curable hard coat layer that is laminated on at least one side of the acrylic-based resin film. The laminate has a specific crack elongation and exhibits a Δhaze of not more than 1.0% in a steel wool wear test at 50 g/cm.sup.2 and 5 reciprocating motions.

Methods of producing epoxy three-dimensional objects from materials having multiple mechanisms of hardening

A method of forming a three-dimensional object is carried out by: (a) providing a carrier and an optically transparent member having a build surface, the carrier and the build surface defining a build region therebetween; (b) filling the build region with a polymerizable liquid, the polymerizable liquid including a mixture of (i) a light polymerizable liquid first component, and (ii) a second solidifiable component that is different from the first component; (c) irradiating the build region with light through the optically transparent member to form a solid polymer scaffold from the first component and also advancing the carrier away from the build surface to form a three-dimensional intermediate having the same shape as, or a shape to be imparted to, the three-dimensional object, and containing the second solidifiable component carried in the scaffold in unsolidified and/or uncured form; and (d) concurrently with or subsequent to the irradiating step, solidifying and/or curing the second solidifiable component in the three-dimensional intermediate to form the three-dimensional object.