| 简介 |
In an aspect, a method for preparing an amphiphilic oxetane oligomer, comprises reacting a reaction mixture comprising oxetane, an alcohol, and a triflate catalyst comprising a rare earth trifluoromethanesulfonate salt to form the amphiphilic oxetane oligomer; wherein a molar ratio of the oxetane to the alcohol is 50 : 1 to 1 : 1 or wherein the amphiphilic oxetane oligomer has the formula R(O-(CH2CH2CH2O)n-H)m, wherein n is an integer of 1 to 50, or 2 to 20; m is 1 to 10, or 1 to 4; and R is a fragment of the alcohol. |
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