http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
S 단일 중합체로 구성된 연속상에서 AB블록 공중합체의 미셀거동에 관한 연구
김광규,차국헌 ( Gwang Gyu Kim,Kookheon Char ) 한국화학공학회 1998 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.36 No.5
Present study extends the previous studies on the micelle formation in that A-B black copolymer is mixed with homopolymer S of which the chemical structure is different from that of either block. The total free energy is minimized with respect to aggregation number P, the fraction of block copolymer in corona region η and the fraction of block copolymer outside the micelle Φ₁to obtain critical micelle concentration(CMC), micelle size and aggregation number. When homopolymer S is mare selective to A block than B block in the A-B block copolymer, the CMC is remarkably decreased in comparison with the athermal case. As χ_(AS) is increased, the care size af micelle increases while the corona size decreases, thus the overall micelle size is almost constant. While the micelle core size increases with the increase of B block length due to the increase, in aggregation number P and decreases with the increase of A block length for the athermal case, the slight increase in χ_(AS) causes the aggregation number P to be increased thus the micelle core size increases.