|
1) 실험 결과
1-1) IR
Urea와 Formaldehyde을 반응시키면 부가 반응에 의한 메틸올 Urea와 축합 반응에 의한 메틸렌 우레아가 생성된다(그림1). 또한, 반응 시작 전에 산성 조건이면 빠르게 응축하고, 알칼리성 조건이면 반응 속도가 느려져서 다른 분
|
|
|
and Harriott, P., Unit Operation of Chemical Engineering, 6th ed., McGraw-Hill, (2001).
2) 이화영 외 공역, 단위조작, 5ed., 사이텍미디어 (1995)
3) 노윤찬 외 편저, 단위조작실험, 진영사, p.p. 4-75～4-77 (1999)
4) http://www.cheric.org/ippage/e/ipdata/2001/12/file/e200112-03.hwp (추출)
5)
|
|
|
Distillation Column은 10 bar이하로 운전하며 액상에서의 분리이므로, Liquid에서의 비이상성이 클 것으로 예상되기 때문에 Activity Coefficient( -Φ approach) Model를 적용하기로 하였다. 주로 사용하는 Activity Coefficient Model에서는 NRTL과 Wilson, UNIQUAC, UNIfAC을
|
|
|
and Original Investigations, pp1-9
·Andre ES et al, 2013, Efficient recovery of proteins from multiple source samples after trizol or trizol LS RNA extraction and long-term storage, BMC Genomics, p.181
·Donald C. et al, 2010, Purification of RNA Using TRIzol (TRI Reagent), Cold Spring Harb Protocols
|
|
|
of distillation in industry.
8. Reference
- Chemical Engineering Design and Analysis, 139p~185p, T.Michael Duncan and Jeffrey A.Reimer
- Chemical Engineering Laboratory Ⅱ, SungKyunKwan Univ. chemical Engineering.
- Introduction to Distillation, http://Iorien.ncl.ac.uk/ming/distil/distil0.htm
- http:
|
|
 |
of Preservice Early Childhood Teacher
This study was designed to identify the relationship between health perception and health promoting lifestyle of preservice early childhood teacher. The subjects were 208 early childhood education majors at a school. The collected data were analyzed by using fre
|
|
메뉴펼치기
