Functionalized linear low-density polyethylene by ring-opening metathesis polymerization

2013 ◽  
Vol 4 (4) ◽  
pp. 1193-1198 ◽  
Author(s):  
Shingo Kobayashi ◽  
Hyunwoo Kim ◽  
Christopher W. Macosko ◽  
Marc A. Hillmyer
2021 ◽  
Author(s):  
Sebla Onbulak ◽  
Marc A. Hillmyer

Precision polyolefin copolymers were synthesized by ROMP of phenyl-substituted cyclododecenes. Hydrogenation of the polydodecenamers afforded linear low density polyethylenes with a phenyl side chain every twelve backbone carbons.


RSC Advances ◽  
2012 ◽  
Vol 2 (23) ◽  
pp. 8672 ◽  
Author(s):  
Sung Ho Kim ◽  
Marcus A. Worsley ◽  
Carlos A. Valdez ◽  
Swanee J. Shin ◽  
Christoph Dawedeit ◽  
...  

2010 ◽  
Vol 63 (8) ◽  
pp. 1201 ◽  
Author(s):  
Shingo Kobayashi ◽  
Christopher W. Macosko ◽  
Marc A. Hillmyer

Model hexyl-branched linear low density polyethylene (C8-LLDPE) samples were synthesized by the ring-opening metathesis copolymerization (ROMP) of the 5-hexylcyclooct-1-ene (1) and cyclooctadiene (COD), followed by catalytic hydrogenation. The ROMP of 1 and copolymerization of 1 and COD using the Grubbs second generation catalyst (G2) afford polymers with the number of hexyl branches based on the feed composition. The resulting hexyl-branched polymers, poly(1) and poly(1-stat-COD), were completely converted into model C8-LLDPE samples by catalytic hydrogenation. The C8-LLDPE samples exhibit the expected reduction in density on branching content. The melting temperature (Tm), crystallization temperature (Tc), and heat of fusion/crystallization (ΔHm/ΔHc) of these materials were studied by differential scanning calorimetry.


2011 ◽  
Author(s):  
Robert H. Lambeth ◽  
Joseph M. Dougherty ◽  
Joshua A. Orlicki ◽  
Adam M. Rawlett ◽  
Robert C. Hoffman ◽  
...  

Author(s):  
David J. Hayne ◽  
Filip Stojcevski ◽  
Daniel B. Knorr ◽  
Ngon T. Tran ◽  
Luke C. Henderson

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