ionomer

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ionomer

[ī′än·ə·mər]
(organic chemistry)
Polymer with covalent bonds between the elements of the chain, and ionic bonds between the chains.
References in periodicals archive ?
In TPOs, ionomers enhance abrasion resistance and paintability.
2,3) Because of the great variety of different glass ionomers recently available on the market, more research is needed to compare their mechanical behavior to support their clinical use.
Regardless of the development of various materials, the glass ionomer cement (GIC), due to its anticaries effect and ability to release fluoride still remains the routinely used material in dentistry.
Abstract: A randomized, double-blind, split-mouth clinical trial was performed compared the desensitizing efficacy of the resin-modified glass ionomer cement (GIC) ClinproTM XT (3M ESPE, Minnesota, USA) and the conventional GIC Vidrion R (SS White, Gloucester, UK) in a 6-month follow-up.
Glass ionomers consist of a basic glass-containing powder combined with an acidic liquid to create a neutral sealant material that releases fluoride into the tooth structure on which it is placed.
Films made with the ionomer in the seal layer had the best overall physical properties, including impact resistance, and the highest machine-direction tear resistance--a desirable attribute once the bag is opened.
Ethylene ionomers have been widely used as industrial molding materials or packaging because of their unique properties, including excellent mechanical strength and clarity [1-3].
This explains why glass ionomers, markedly less mechanically resistant than composites, may have a role in paedodontics.
The topics include the synthesis and properties of polyoxadiazoles, polysulfone-based ionomers, high-performance processable aromatic polyamides, the effects of structures on properties of new polytriazole resins, high performance fibers, and liquid crystalline thermoset epoxy resins.
The nine papers in this collection review recent studies on the mechanical durability and microstructure stability of SiC-based fibers, the potential of ionomers as structural materials, and the state of the art of the ceramic composite Biolox-delta for surgical implants.
8) The unique properties of ionomers which result from the aggregation of ionic groups into nanometer scale domains, typically referred to as multiplets, has resulted in the application of these materials in areas such as engineering thermoplastics, thermoplastic elastomers, packaging materials, and adhesives.