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Synthesis of block copolymers of varying architecture through suppression of transesterification during coordinated anionic ring opening polymerization.

หน่วยงาน Nanyang Technological University, Singapore

รายละเอียด

ชื่อเรื่อง : Synthesis of block copolymers of varying architecture through suppression of transesterification during coordinated anionic ring opening polymerization.
นักวิจัย : Lipik, Vitali T. , Abadie, Marc J. M.
คำค้น : -
หน่วยงาน : Nanyang Technological University, Singapore
ผู้ร่วมงาน : -
ปีพิมพ์ : 2555
อ้างอิง : Lipik, V. T., & Abadie, M. J. M. (2012). Synthesis of Block Copolymers of Varying Architecture Through Suppression of Transesterification during Coordinated Anionic Ring Opening Polymerization. International Journal of Biomaterials, 2012, 390947. , http://hdl.handle.net/10220/16939 , http://dx.doi.org/10.1155/2012/390947
ที่มา : -
ความเชี่ยวชาญ : -
ความสัมพันธ์ : International journal of biomaterials
ขอบเขตของเนื้อหา : -
บทคัดย่อ/คำอธิบาย :

Well-defined di- and triblock copolymers consisting of ε-caprolactone (CL), L-lactide (LA), and trimethylene carbonate (TMC) were synthesized via “PLA first route” in coordinated anionic ring opening polymerization/copolymerization (CAROP) with tin (II) octoate as catalyst. The desired block structure was preserved by use of protective additive α-methylstyrene by preventing the transesterification side-reactions. MALDI-TOF analysis revealed that the protection mechanism is associated with α-methylstyrene and tin (II) octoate complexation. Additionally, it was shown that use of α-methylstyrene in ring opening polymerization allowed the formation of polyesters with high molar mass.

บรรณานุกรม :
Lipik, Vitali T. , Abadie, Marc J. M. . (2555). Synthesis of block copolymers of varying architecture through suppression of transesterification during coordinated anionic ring opening polymerization..
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Lipik, Vitali T. , Abadie, Marc J. M. . 2555. "Synthesis of block copolymers of varying architecture through suppression of transesterification during coordinated anionic ring opening polymerization.".
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Lipik, Vitali T. , Abadie, Marc J. M. . "Synthesis of block copolymers of varying architecture through suppression of transesterification during coordinated anionic ring opening polymerization.."
    กรุงเทพมหานคร : Nanyang Technological University, Singapore, 2555. Print.
Lipik, Vitali T. , Abadie, Marc J. M. . Synthesis of block copolymers of varying architecture through suppression of transesterification during coordinated anionic ring opening polymerization.. กรุงเทพมหานคร : Nanyang Technological University, Singapore; 2555.