Dental Materials

Rubber Base Impression Techniques "What are rubber base impression techniques? A detailed question and answers guide" Rubber base impression materials are another group of elastomeric impression materials. They are soft and rubber-like and are known as elastomers or synthetic rubbers. Elastomeric materials contain large molecule with weak interaction between them. They are … [Read more...] about Rubber Base Impression Techniques

Polyethers And Polysulfides "What are polyethers and polysulfides? A detailed question and answers guide" Polysulphide Rubber-base Impression Material: This was the first elastomeric impression material. It is also known as “Mercaptan” and “Thioko" Composition of Polysulphide Rubber-base Impression Material: Base Paste Liquid polysulphide polymer    -  … [Read more...] about Polyethers And Polysulfides

Reinforced Zinc Oxide Eugenol (ZOE) Material "What is reinforced zinc oxide eugenol (ZOE) material? A detailed question and answers guide" Manipulation of ZOE: Requirements: Oil-impervious paper or glass slab. Flexible stainless steel spat Mixing time —1 minute: Procedure: Two ropes of paste of the same length and width, one from each tube are … [Read more...] about Reinforced Zinc Oxide Eugenol (ZOE) Material

Zinc Oxide Eugenol Impression Paste "What is zinc oxide eugenol impression paste? A detailed question and answers guide" The ZOE impression paste is a rigid, irreversible material. It is mainly used for making an impression of an edentulous mouth. Composition: Base Paste Zinc oxide 87% Fixed vegetable or mineral oil 13% Accelerator Paste or … [Read more...] about Zinc Oxide Eugenol Impression Paste

Beta Titanium Write briefly on Beta-Titanium. Answer: A titanium–molybdenum alloy known as beta-titanium is used as a wrought orthodontic wire. Beta-titanium was introduced in orthodontics by Burstone and Goldberg in 1979. At a temperature of more than 885°C pure titanium rearranges into a body-centered cubic lattice referred to as the beta phase. By the addition of … [Read more...] about Beta-Titanium in Orthodontics: Composition, Properties, Advantages