Patents/Assignees

SHANXI ZHONGBEI NEW MATERIAL TECHNOLOGY CO., Ltd.

15 patents in portfolio

US12486204utility2025
Device and Method for Industrialized Continuous and Simplified Preparation of Urea-formaldehyde Slow-release Nitrogen Fertilizer or Urea-formaldehyde-based Slow- and Controlled-release Multi-nutrient Fertilizer
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US12443777utility2025
Optimizing Method for Molding Process of Fiber-reinforced Polymer Composite Parts
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US12434211utility2025
Efficient and Cost-effective Method for Preparing Ultra-fine Powdered Natural Rubber Masterbatch with High Graphene Content and Use Thereof
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US12436144utility2025
Method for Evaluating Reinforcement Effect and Efficiency of Filler on Natural Rubber Based on Particle Size of Bound Rubber Particle Formed by the Filler and Natural Rubber Latex
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US12428354utility2025
Method for Preparing Nitrogen-rich or Nutritious Slow-release Fertilizer Through In-situ Straw Modification/reactive Extrusion Integrated Continuous Process
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US12359037utility2025
Vulcanizing Agent-modified Graphene Prepared Through an In-situ Chemical Deposition Process, and Controllable Crosslinked Natural Rubber Composite Comprising the Same
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US12342519utility2025
Lightweight Absorption-transmission Integrated Metamaterial to Electromagnetic Waves with Polarization Stability and Wide-incident-angle Stability, and Preparation Method Thereof
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US12325224utility2025
Lightweight, Low-thickness, Durable and Reliable Multi-band Radar Stealth-bulletproof Integrated Metamaterial
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US12180125utility2024
Method for Preparing Weathered Coal-derived Humic Acid/urea-formaldehyde Slow-release Fertilizer Granules by Reactive Extrusion Process with Depolymerization-activation-polycondensation Trinity and Fertilization Method
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US12098253utility2024
Method for Preparing Thermoplastic Starch by In-situ Reactive Extrusion Plasticization Process and Method for Preparing Starch/polymer Blend by In-situ Reactive Extrusion Plasticization and Compatibilization Process
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US11970427utility2024
Microelement Amino Acid Chelate-urea Formaldehyde Slow-release Fertilizer and Method for Preparing the Same by Reactive Extrusion
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US11789005utility2023
Device and Method for Determining Degradation Rate of Biodegradable Polymers in Soil
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US11745402utility2023
High-precision and High-efficiency Injection Mold for High-aspect-ratio Double-layer Cylindrical Plastic Part and Molding Method Using the Same
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US11622483utility2023
Gradient Electrically Conductive-uniform Thermally Conductive Dual Network Structure-based Electromagnetic Shielding Polymer Composite with Low Reflection and High Absorption
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US11597810utility2023
Equipment and Method for Continuously Preparing Graphene Powder Directly Dispersed in Organic System
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