coupling agent


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cou·pling a·gent

(kŭp'ling ā'jĕnt)
A gel or lotion used to improve contact and reduce friction between transducer and skin during ultrasound examinations and treatments.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

coup·ling a·gent

(kŭp'ling ā'jĕnt)
A gel or lotion used to improve contact and reduce friction between transducer and skin during ultrasound examinations and treatmnts.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Key Words: Shear bond strength, silorane composite resin, silane coupling agent.
The chemistry and performance of coupling-agent types can best be discussed in terms of specific resin systems since one kind of coupling agent may not be effective on different fillers.
The melt form of coupling agent is separated and cooled to room temperature for later use in composite fabrication.
However, the weight fraction method of determining C was chosen since it is the element present in highest quantity in coupling agents tested and should give the most accurate results.
However, the effect of MAPP coupling agent in improving the tensile strength of rPP is important at high amount of MCC fiber (40wt%).
Mohd Ishak, "Effects of titanate coupling agent on the mechanical, thermal, and morphological properties of poly(methyl methacrylate)/hydroxyapatite denture base composites," Journal of Composite Materials, vol.
From Figure 1, it can be seen that the sepiolite nanofibers after modification with the coupling agent ([gamma]-(2,3-epoxypropoxy)propyltrimethoxysilane) addition amount of 5% have the lowest surface free energy.
where YR-Si-[X.sub.3] is a silane coupling agent, in our case Y is -N[H.sub.2], -SH and other functional groups, X is -OMe or -OEt, and R represents C-C bridge.
Tetrapod-like nano-ZnO whiskers and conventional ZnO particles pretreated in the same manner by the method mentioned in section "Coupling agent treatment" were mixed with acrylic resin according to certain addition levels, and then stirred to get a uniform mixture after adding the correct solvent and curing agent.
To improve the bonding strength of FRP to wood, a coupling agent is often used.
For most mineral reinforced dental composites, the primary interphasial linkage between the polymer matrix and the filler phase is by chemical bond formation, mediated by a dual functional organosilane, termed a silane coupling agent.
The rubber masterbatch is a rubber masterbatch including a diene rubber, a carbon nanotube, and a silane coupling agent, and the carbon nanotube shows a weight loss proportion of 10% to 30% by weight in a range from 200600[degrees]C in a thermogravimetry of the carbon nanotube.