대한치과교정학회지 (The korean journal of orthodontics)
- 제20권1호
- /
- Pages.103-110
- /
- 1990
- /
- 2234-7518(pISSN)
- /
- 2005-372X(eISSN)
금속(金屬) Bracket의 화학적(化學的) 재생처리(再生處理) 방법(方法)에 관(關)한 연구(硏究)
A STUDY ON THE CHEMICAL RECYCLING METHOD OF METAL BRACKET
- Bang, Sang-Yong (Department of Dentistry, Graduate School, Chosun University) ;
- Lee, Dong-Joo (Department of Dentistry, Graduate School, Chosun University)
- 발행 : 1990.03.30
초록
Metal brackets were recycled by variable methods for economic reason. Such recycling methods had a great effect on bracket slot width and bonding strength. Therefore, the recycling methods that don't change the properties of original bracket were suggested. In this study, debonded brackets were recycled with 30 kinds of solvents and bracket surfaces were examined by S.E.M. (Super IIIA, ISI International Scientific Instruments, Japan) and Stero Microscope (Sz-Tr, Olympus Tokyo, Japan) methods. The following results were obtained. 1. Thermosetting resin adhesives (eq.
키워드