verification needed] Handbook of Benzoxazine Resins, ed. (wikipedia.org)
Synthesis3
Synthesis of a polymer with benzoxazine units in the main chain backbone by a trifunctional phenol, a difunctional amine, and paraformaldehyde was achieved. (metu.edu.tr)
The VP-MAA-PEO hydrogel was obtained by template polymerization which can be defined as a method of polymer synthesis in which specific interactions consists of the preparation of a polymer (daughter polymer) in the presence of a m. (metu.edu.tr)
it is used for the synthesis of drugs in the pharmaceutical industry and as a catalyst for the synthesis of polymers in the chemical industry. (lookchem.com)
Composites1
6) Smoke suppression of bio-based or renewable polymer composites. (techscience.com)
Polymerization2
Polybenzoxazines, also called benzoxazine resins, are cured polymerization products derived from benzoxazine monomers. (wikipedia.org)
Additional tables on key NMR and FTIR frequencies unique to benzoxazine, heat of polymerization, Tg, and char yield will greatly aid in the choice of proper benzoxazine for a specific application. (chemtec.org)
Influence of Curing Agents Molecular Structures on Interfacial Characteristics of Graphene/Epoxy Nanocomposites: A Molecular Dynamics Framework. (ebsco.com)
Characterization2
Thermal, mechanical and spectroscopic characterization and the viscosity properties of the synthesized polymer were studied. (metu.edu.tr)
This theses covers the preparation and the characterization of a rigid hydrogel from N-Vinyl pyrrolidone-methacrylic acid (VP-MAA) monomers and polyethyleneoxide (PEO) polymer. (metu.edu.tr)
Monomers3
Benzoxazines can be homopolymerized to yield rigid materials, or can be copolymerized with other monomers to tune properties. (wikipedia.org)
citation needed] The result of heating up benzoxazine monomers is a high molecular weight thermoset polymer matrix. (wikipedia.org)
citation needed] It has been reported that it is possible to copolymerize benzoxazines with other monomers such as epoxy and urethane. (wikipedia.org)
Catalyst1
citation needed] Curing of benzoxazines takes place by thermal ring-opening polymerisation with or without catalyst. (wikipedia.org)
Structural1
An infrared absorbing polymer includes a first structural unit represented by Chemical Formula 1 and a second structural unit including at least one of Chemical Formula 2A to Chemical Formula 2. (justia.com)
Backbone1
Poly(aryl alkylene) polymers or poly(aryl-crown ether-alkylene) polymers with pendant cationic groups are provided which have an alkaline-stable cation, such as imidazolium, introduced into a rigid aromatic polymer backbone free of ether bonds. (justia.com)
Phenol2
Benzoxazines are products of condensation between an amine, a phenol and formaldehyde, used to produce thermoset resins or thermosetting polymer. (wikipedia.org)
Benzoxazines can be prepared by a one-pot process by heating an aromatic amine, a phenol and formaldehyde. (wikipedia.org)
Oxygen2
Benzoxazines are bicyclic heterocyclic compounds containing one oxygen and one nitrogen atom in a doubly unsaturated six-member ring, specifically a 1,3-oxazine ring, fused with a benzene ring. (wikipedia.org)
Abstract Nano filler synergistic intumescent flame retardant (IFR) system is an effective way to improve the flame retardant properties of polymer. (techscience.com)
Characteristics1
Then we make use of the procedure for a greater Markovian system based on a nanosecond all-atom protein molecular characteristics flight associated with BPTI (Shaw et al. (ampk-receptor.com)
Properties3
Numerous research focus on the different curing temperature, and polymer properties, such as cross-linking, from benzoxazines derived from substituted phenols. (wikipedia.org)
No volatile release during cure[citation needed] Viscosities as low as 1000 cP at processing temperatures Near zero shrinkage Room temperature storage stability Gel times of as short as 17 minutes at 155 °C Good hydrophobicity Gel temperature Tg at 140 - 250 °C or higher Excellent electrical properties (low dielectric constant and dissipation factors) Good chemical resistance Thermosetting polymer Thermoset polymer matrix Plastic "Benzoxazine Thermoset Resins" (PDF). (wikipedia.org)
Hydroxide exchange membranes or hydroxide exchange ionomers formed from these polymers exhibit superior chemical stability, hydroxide conductivity, decreased water uptake, good solubility in selected solvents, and improved mechanical properties in an ambient dry state as compared to conventional hydroxide exchange membranes or ionomers. (justia.com)
Investigation1
The polymer chains were shown by NMR investigation to be mostly syndiotactic. (metu.edu.tr)
Materials3
Because of the wide availability and low-cost of starting materials (amines, phenols and formaldehyde), as well as ease of preparation (one-pot reaction) diverse benzoxazines are available. (wikipedia.org)
As a consequence, the relatively high fire hazards of polymeric materials account for a large number of property loss and casualties in polymer-related fire accidents every year worldwide. (techscience.com)
Conducting polymers (CPs) have received a lot of attention because of their unique advantages over popular materials, such as universal and tunable electrical conductivity, simple invention approach, high mechanical strength, low weight, low price, and. (ebsco.com)
Journal2
Journal of Polymer Science Part B: Polymer Physics. (wikipedia.org)
Polybenzoxazines are a class of halogen-free high-performance polymers. (wikipedia.org)
Mechanical strength1
0003] For example, PTL 1 describes techniques relating to a modified lignin imparted with reactivity through introduction of a benzoxazine skeleton to lignin without decreasing the molecular weight of lignin, and a molding material enhancing the mechanical strength and the like of a molded article with the modified lignin contained therein. (epo.org)
Hydroxide exchange membrane fuel cells and hydroxide exchange membrane electrolyzers comprising the poly(aryl alkylene) polymers or poly(aryl-crown ether-alkylene) polymers with pendant cationic groups exhibit enhanced performance and durability at relatively high temperatures. (justia.com)
Formation1
Due to the good watersolubility and AIE character of Jat, it did not emit fluorescence in the aqueous solution containing DNA and polymers until the formation of the DNA hydrogel. (bvsalud.org)