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The adhesive should be completely dried prior to impression-taking. Tray adhesives usually come in a screw-top bottle with a brush attached to the lid that can be used for applying the adhesive. Overtime, the adhesive can accumulate around the cap, causing the evaporation of the solvent, and consequently the thickening of the adhesive.
Tooth whitening or tooth bleaching is the process of lightening the colour of human teeth. [1] Whitening is often desirable when teeth become yellowed over time for a number of reasons, and can be achieved by changing the intrinsic or extrinsic colour of the tooth enamel . [ 2 ]
Teeth whitening strips are easy-to-use, peel-and-stick strips that you wear on your teeth for 15 to 30 minutes each day. "Most kits come with a 30-day supply and are relatively easy to use," says ...
Epoxy adhesives can be developed to suit almost any application. They can be used as adhesives for wood, metal, glass, stone, and some plastics. They can be made flexible or rigid, transparent or opaque/colored, fast setting or slow setting. Epoxy adhesives are better in heat and chemical resistance than other common adhesives.
Brighten up your smile in days or weeks with effective at-home teeth whitening options.
Paraloid B-72 or B-72 is a thermoplastic resin that was created by Rohm and Haas for use as a surface coating and as a vehicle for flexographic ink.Subsequently, it has found popular use as an adhesive by conservator-restorers, specifically in the conservation and restoration of ceramic objects, glass objects, [1] the preparation of fossils, the hardening of piano hammers, [2] [3] and can also ...
These bacteria form a sticky, colorless soft film on the teeth called plaque. When foods containing carbohydrates (starches and sugars) are eaten, the bacteria that form plaque use the sugar as a form of energy. They also turn it into a glue-like substance that helps them stick to the surface of the tooth.
In vitro research during mid-1980s evaluating azelaic acid's depigmenting (whitening) capability concluded it is effective (cytotoxic to melanocytes) at only high concentrations. [ 28 ] A 1996 review claimed 20% AzA is as potent as 4% hydroquinone after a period of application of three months without the latter's adverse effects and even more ...