Company patents
MITSUBISHI GAS CHEMICAL COMPANY, INC.
Mitsubishi Gas Chemical Company, Inc. demonstrates a strong and sustained focus on materials science, with Polymer Synthesis (Polycondensation) representing nearly 40% of its patent portfolio. While categories like Polymer Additives saw explosive growth of +236.4% in 2024, the significant year-over-year declines across most categories in 2026 so far, such as Polymer Synthesis (Polycondensation) (-48.4%) and Catalysts & Reactors (-93.3%), suggest a potential shift in patenting priorities or a natural dip after a period of high activity.
Patent Trend by Technology Area
Yearly patent publications since 2023
Product themes
Product-level themes inferred from filings since 2023, with category chips showing where each theme appears. Select a theme to filter the patents below.
513 US filings (since 2023) · 12 categories · 36 themes
Polymer compositions engineered for enhanced heat resistance, thermal stability in molten states, or improved processability at high temperatures, often involving specific copolymers, blends, or stabilizing additives for applications in electronics or automotive.
Synthesis and formulation of polymers, such as epoxy resins, polyimides, or ionic binders, tailored for specific functions in electronic components like sealing, insulation, or energy storage.
Polymer compositions incorporating inorganic or organic filler materials to impart specific functional properties such as thermal conductivity, flame retardancy, electrical conductivity, or enhanced mechanical strength and dimensional stability.
Synthesis and modification of high-performance thermoplastic polymers, such as poly(arylene ether ketone) (PAEK) or polycarbonates, to achieve enhanced thermal stability, mechanical strength, or specific processing characteristics.
Novel formulations and mechanisms for initiating or controlling the polymerization and cross-linking of adhesives, including dual-curing systems, radical polymerization, and partial curing for tailored material properties.
Techniques for manufacturing thin polymer layers, sheets, or multi-layer structures, often optimized for specific properties such as flexibility, barrier function, filtration, or mechanical strength.
Methods and apparatus for the efficient and selective production of organic compounds, including amines, acids, and esters, often involving catalytic or continuous processes and purification steps.
Multi-layer polymer films engineered to provide superior barrier properties against gases (e.g., oxygen), moisture, or aromas, often incorporating heat-sealing or resealing mechanisms for food and product preservation.
Light-initiated polymerization processes used to create structures, coatings, or components, particularly for electronic devices, displays, or additive manufacturing, often involving photoinitiators and specific monomer/oligomer compositions.
Techniques for combining multiple materials or layers, often with specialized surface treatments, coatings, or assembly methods, to create functional or aesthetically enhanced plastic articles, including consumer goods and encapsulated electronics.
Methods for synthesizing polyurethanes and polyureas, including non-isocyanate routes, using various monomers, catalysts, and curing agents, often for foams, coatings, or adhesives.
Polymer compositions tailored for medical and biological applications, including implantable devices, drug delivery systems, and diagnostic tools, emphasizing properties like biocompatibility, hydrolysis resistance, optical clarity, and specific mechanical characteristics.
Synthesis and formulation of epoxy resins, often derived from phenolic precursors like cardanol and vanillin, for applications requiring specific thermal, mechanical, or electrical properties.
Processes and methodologies for the efficient and scalable preparation of complex heterocyclic compounds and their precursors, including specific reaction conditions, purification techniques, and intermediate compounds.
Development and application of polymer compositions designed for reprocessability, recyclability, or incorporating sustainable additives, often featuring reversible bonds or bio-based components.
Substances incorporated into polymer systems to control or enhance adhesive properties, cross-linking reactions, or processing characteristics such as mold release and flow.
Technologies and materials for capturing carbon dioxide from gas streams and subsequently converting it into valuable chemical products or materials, rather than simply storing it.
Development of materials with tailored porosity, surface chemistry, or structure, such as metal-organic frameworks (MOFs), zeolites, or superficially porous particles, for selective adsorption, ion exchange, or chromatographic separations.
Synthesis and modification of polysiloxane polymers to introduce specific functional groups or structures, enhancing properties for applications like composites, coatings, biomedical uses, or powder treatment.
Layered glass or film structures designed to optimize optical (e.g., light transmission, reflection, diffusion) and/or thermal (e.g., insulation, heat reflection/absorption) performance in windows, displays, and lighting applications.
Methods and tooling for forming structural components from fibrous materials impregnated with resin, involving processes like prepreg handling, resin infusion, and co-bonding during curing.
Methods and catalyst systems, often supported (e.g., on silica or alumina), for the synthesis of polyolefins like polyethylene and polypropylene, focusing on controlling molecular weight, distribution, and polymer morphology.
Additives or compositions specifically formulated for surface application or modification to impart protective, decorative, or specialized functional properties to polymer products.
Novel methods and reactor designs for polymer synthesis, focusing on improving efficiency, achieving continuous production, or controlling specific polymer architectures and product morphologies like particle size or sheet formation.
Processes involving the application of heat and pressure to shape thermoplastic or elastomeric materials, often using molds or presses, to achieve specific forms or material properties.
Thin, multi-layered films and structures specifically designed for electronic applications, including flexible substrates for devices, display panel components, and active material layers for battery electrodes.
Techniques for building three-dimensional metal objects layer-by-layer using metal powders, including powder bed fusion, binder jetting, and directed energy deposition. This theme encompasses process mechanics, equipment design, and operational control for AM systems.
Methods for producing organic chemicals from biomass or through fermentation processes, often focusing on carbohydrates or fatty acid derivatives for food, health, or industrial applications.
Materials added to polymers to modify their thermal transfer properties, typically increasing conductivity for heat dissipation in applications like electronics or battery packs.
Polymers incorporating reversible bonds or crosslinks that enable reprocessing, self-healing, or tunable mechanical properties, often responding to stimuli like heat, light, or pH for de-crosslinking and re-crosslinking.
Multi-layered materials incorporating fiber layers (e.g., carbon, non-carbon, fabric, mesh) within a polymer or ceramic matrix to achieve enhanced mechanical properties such as strength, stiffness, impact resistance, or tailored hardness for demanding structural applications.
Optical systems and components specifically designed for head-mounted displays, augmented reality (AR) glasses, and virtual reality (VR) headsets, focusing on image projection, waveguide integration, and display durability.
Development of rubber and elastomer compositions, often involving specific polymer blends, additives (e.g., process oils, reinforcing agents), and cure packages, to achieve desired mechanical properties like abrasion resistance, wet grip, shear durability, or flexibility for demanding applications.
Development of sophisticated optical lens assemblies and computational methods to achieve high-resolution, precise, or specialized imaging, often for medical or scientific applications.
Development and synthesis of catalysts with unique compositions or structures, such as medium entropy alloys, metal foam-supported catalysts, layered catalytic articles, or high-entropy oxides, to enhance activity, selectivity, or stability in chemical reactions.
Engineering approaches to improve the efficiency, control, and performance of chemical reactors, encompassing continuous processes, heat exchange integration, and specialized reactor configurations for various chemical transformations.
Patents
Showing 1-10 of 900