Define Ester bond. Ester bond synonyms, Ester bond pronunciation, Ester bond translation, English dictionary definition of Ester bond. n. Any of a class of compounds derived from an oxyacid, usually resulting from the reaction of an oxyacid and an alcoho
Small-angle X-ray scattering (SAXS) and low-field1H NMR were employed to evaluate the structural changes of ionogels at the nanoscale. The SAXS results revealed a multi-level structural evolution across the samples (Fig.2c). The slight inflection of the scattering profiles atq < 0.2 ...
Dental adhesives are typically used for the bonding of the composite resins to the tooth structure. Dentin bonding agent’s foundation was laid by Buonocore, who in 1955 introduced etching with phosphoric acid and found that acrylic resin bonds well with etched enamel and over the years there has...
Blend compatibility was achieved by the hydrogen bond driven association of the PAA block of one diblock with the PEO block of the other. Small angle X‐ray scattering was used to determine the morphologies of the compositions, which were further investigated using transmission electron microscopy ...
Surface properties (wettability) of modified cements were studied by contact angle measurements as a function of time. Work of adhesion values of different surfaces were also determined. The effect of NVC-modified polyacid on the bond strength of glass-ionomer cement to dentin was investigated. ...
Furthermore, the surface gloss of the molded article was determined at an incident angle of 60° according to the method of JIS Z-8741. Referential Example 1 In a Banbury mixer, 70 parts of an ethylene/propylene/2-ethylidene-5-norbornene copolymer rubber having an ethylene unit content of...
DT Millett,K Kamahli,J Mccoll - 《Angle Orthodontist》 被引量: 73发表: 1998年 Formulation of Visible Light-Curable Glass-Ionomer Cements Containing N-Vinylpyrrolidone The best graft ratio of the light-curable N-vinylpyrrolidone (NVP) modified terpolymers (LC NVPM TPs) with the molar ratio of...
To evaluate shear bond strengths (SBSs) of a self-etching primer (SEP) following saliva contamination at different stages of bonding at debond times of 5, ... T Turk,S Elekdag-Turk,D Isci,... - 《Angle Orthodontist》 被引量: 39发表: 2007年 Self-Etching adhesives improve the shear bon...
(B) Contact angle of water droplets on the surface of loss control agent. Full size image We investigated this hydrophilic-hydrophobic property of LCA using contact-angle assessment (Fig. 4B). If a water droplet contacts LCA, it yields a contact angle of up to 151° that indicates super ...
We performed small-angle X-ray scattering (SAXS) measurements to investigate the internal nanostructure of PDMAEA-Q/PMAA hydrogel microfiber. As shown in Fig. 2d, the 2D SAXS scattering pattern suggests a relatively weak orientation in the as-spun hydrogel microfiber. In the integrated 1D SAXS...