Benzylbutylphthalate (BBzP), also called n-butyl benzyl phthalate (BBP) or benzyl butyl phthalate, is a phthalate, an ester of phthalic acid, benzyl alcohol and n-butanol. It comes under trade names e.g. Palatinol BB, Unimoll BB, Sicol 160, or Santicizer 160. It is mostly used as a plasticizer for PVC. It is considered a toxicant.
Teeth worn down by bruxism. When teeth have been worn down from a habit of tooth clenching and grinding: 1  All of the upper front teeth usually have a similar length. 2  Instead of having gently rounded contours, their biting edges are frequently worn straight across.old has a wear coefficient that's similar to enamel, which means it won't cause excessive damage to opposing teeth. And since it's a metal, crowns made out of it are unlikely to fracture. Of course, the big disadvantage of this type of restoration is its appearance.
Crowns, Bridges, and Veneers Care. A crown covers most or all of a damaged tooth, and a bridge attaches to two or more crowns to fill the space of a missing tooth.A veneer is a thin, tooth-colored piece cemented onto the front of a tooth. It can improve the look of stained or badly shaped teeth and close small spaces or gaps between teeth.rowns, Bridges, and Veneers Care. A crown covers most or all of a damaged tooth, and a bridge attaches to two or more crowns to fill the space of a missing tooth.