Search Results - lawrence+drzal

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Novel, Multi-Impact, Energy Diverting, Energy Absorbing, Repairable Helmets

Executive SummaryThis technology addresses brain injuries while wearing a helmet. A novel technique adds an outer layer to helmet shells to absorb multiple impacts and divert energy away for the skull to reduce concussions. The innovation can also reduce projectile penetration in a way that is repairable and re-healable for low or multiple low-velocity...
Published: 6/20/2019   |   Inventor(s): Mahmoodul Haq, Lawrence Drzal
Keywords(s):   Category(s): Advanced Materials, Defense, Transportation

Active, Tailorable, Reversible Adhesives for Structural Multimaterial Joining and Facile Repair, and Re-Assembly

Executive SummaryLightweight material joining is of special interest in automotive, aerospace, defense and marine industries. The structural joining of similar and dissimilar materials utilizing conventional fastening techniques require drilling holes, increasing weight and inviting stress concentrations. Adhesive joints have gained popularity due to...
Published: 6/29/2017   |   Inventor(s): Mahmoodul Haq, Ermias Koricho, Lawrence Drzal
Keywords(s):   Category(s): Advanced Materials

Conductive Coatings Produced by Monolayer Deposition on Surfaces

Executive SummaryGraphite has excellent material properties such as thermal and electrical conductivity, strength, and abundance. Highly customizable use of graphite is now possible for coatings, films, and composites. Description of TechnologyNanographite coating and films can be created with this technology cost effectively. Nanographite coating...
Published: 5/19/2016   |   Inventor(s): Lawrence Drzal, Inhwan Do
Keywords(s):   Category(s): Advanced Materials, Materials

Electrobiocatalytic Reactor Including Reversible Bioelectronic Interface (split from TEC2005-0097)

IntroductionBioelectronics and biosensors are an integration of biological principles and electronic technology. The key process in the tailoring of enzyme-electrodes, the vital connection between electronic and biological sciences, is efficient electrical contacting of redox-enzymes with electrodes. Bioelectronic interfaces consisting of redox enzymes...
Published: 12/16/2015   |   Inventor(s): Robert Worden, Brian Hassler, Ilsoon Lee, Lawrence Drzal
Keywords(s):   Category(s): Analytical Instruments, Test and Measurement

Environmentally Friendly Polylactide-Based Biocomposite Materials for Flooring

IntroductionThe growing environmental awareness, increasing societal concern and new environmental rules and regulations have triggered a paradigm shift in designing and engineering of eco-friendly green materials for flooring applications. Polylactic acid (PLA) polymers or polylactides are useful biodegradable polymers because of their origin from...
Published: 12/29/2010   |   Inventor(s): Lawrence Drzal, Amar Mohanty, Brian Rook, Manjusri Misra
Keywords(s): Biodegradable, Biodegradable Plastics, Plastics Category(s): Chemicals, Materials, Environment

Conductive Sheet Molding Compound with Carbon Based Nanomaterials

IntroductionGraphite is a layered material and the stiffest material found in nature--significantly higher than clay that could be displaced by this invention in related applications. Graphite has excellent electrical and thermal conductivity. MSU has developed an inexpensive process to produce exfoliated graphite nanoplatelets (xGnP) which when added...
Published: 10/8/2010   |   Inventor(s): Lawrence Drzal, Wanjun Liu, Hiroyuki Fukushima, Inhwan Do
Keywords(s): Electrical Conductivity, Graphite, Polymer Nanocomposite, Resin, Thermal Conductivity Category(s): Chemicals, Materials, Nanotechnology

Renewable, Low-Cost Polyols and Polyesters from Natural Oils

IntroductionAs petroleum usage continues to increase and reserves of petroleum continue to be depleted, polymer manufacturers seek alternative methods for making useful materials currently derived from petroleum raw materials. Because of a personal desire to help understand and exploit 'green' technologies, the inventor of this technology has been studying...
Published: 9/24/2010   |   Inventor(s): Lawrence Drzal, Amar Mohanty, Manjusri Misra, Jean-Pierre Latere Dwan'isa
Keywords(s): Catalyst, Natural Oils, Non-Petroleum Based, Polyester, Polyol, Polyurethane, Renewable, Single-Step Process Category(s): Biotechnology, Chemicals, Materials, Agriculture

Environmentally Friendly Epoxy

IntroductionEpoxies are thermosetting polymers formed through the combination of a resin and a hardener. They are extensively used for coatings, for adhesives, and as a base for composite materials. Epoxies are recognized for their versatility, high tensile strength, and high temperature resistance. However, due to environmental and health concerns,...
Published: 9/24/2010   |   Inventor(s): Lawrence Drzal, Seong ok Han
Keywords(s): Biocomposite, Composites, Epoxy, Glucose Copolymer, Resin Category(s): Chemicals, Materials