Results 151 to 160 of about 2,085,161 (384)
Imide modified epoxy matrix resins [PDF]
High char yield epoxy using novel bisimide amines (BIA's) as curing agents with a state of the art epoxy resin was developed. Stoichiometric quantities of the epoxy resin and the BIA's were studied to determine the cure cycle required for preparation of ...
Pater, R. H., Scola, D. A.
core +1 more source
A Novel Simplified Approach to Physically Simulate Wire‐Arc Directed Energy Deposition Conditions
Scarcity of specialized titanium alloy wires and high experimental wire production costs impedes wire‐arc directed energy deposition (waDED) adoption in industry. A novel, wireless approach is introduced to accelerate and economize titanium alloy development.
Martin Klein +4 more
wiley +1 more source
Structure-to-property relationships in addition cured polymers. 4: Correlations between thermo-oxidative weight losses of norbornenyl cured polyimide resins and their composites [PDF]
Relationships are identified between the thermo-oxidative stability (TOS) at 316 C of a wide variety of PMR (polymerization of monomeric reactants) addition cured polyimide resins and their corresponding graphite fiber composites.
Alston, William B.
core +1 more source
Rapid microwave processing of epoxy nanocomposites using carbon nanotubes [PDF]
Microwave processing is one of the rapid processing techniques for manufacturing nanocomposites. There is very little work focussing on the addition of CNTs for shortening the curing time of epoxy nanocomposites. Using microwave energy, the effect of CNT
Inam, Fawad +2 more
core
A near infrared‐responsive microscale cantilever is developed using a 3D‐printable composite based on photocurable resin consisting of sepiolite and graphene flakes. The material absorbs 1064 nm light, causing shape transformation with an average displacement of 1.3 mm in 1.7 s. Displacement is measured via video recording.
Karolina Laszczyk +3 more
wiley +1 more source
Development of resins for composites by resin transfer molding [PDF]
Designed to cover a wide range of resin technology and to meet the near-term and long-term needs of the aircraft industry, this research has three objectives: to produce resin transfer molding (RES) resins with improved processability, to produce prepreg
Maynard, Shawn J. +2 more
core +1 more source
Ladder polymers for use as high temperature stable resins or coatings [PDF]
An object of the invention is to synthesize a new class of ladder and partial ladder polymers. In accordance with the invention, the new class of ladder and partial ladder polymers are synthesized by polymerizing a bis-dienophile with a bis-diene ...
Meador, Mary Ann
core +1 more source
The release of foulers from protective marine coatings is determined by several interrelated material properties, including the strength of Young's modulus, the flexibility of chain segments, the surface free energy, and the magnitude of hydrodynamic stress.
Johann C. Schaal +2 more
wiley +1 more source
It is demonstrated that laser‐induced graphene (LIG) can be encapsulated while preserving its electrical conductivity and enhancing its mechanical properties. Unlike previous encapsulation attempts, the optimal conditions described here result in sheet resistance of ≈2 Ω sq−1, resistance increase of only 5% upon encapsulation, and vastly improved ...
Fatemeh Bayat +3 more
wiley +1 more source
CLINICAL STUDY REGARDING LONGEVITY OF PROXIMAL-OCCLUSAL DIRECT RESTORATIONS
Aim. The study focused on the clinical assessment of clinical performance of class II direct restorations related to dental group and material. Materials and methods. The study included 200 direct class II restorations (dental amalgam, composite resins)
Mereuta Vasile-Denis +5 more
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