Bis(phosphinimino)methanide borohydride complexes of the rare-earth elements as initiators for the ring-opening polymerization of trimethylene carbonate: combined experimental and computational investigations

2012 ◽  
Vol 3 (2) ◽  
pp. 429-435 ◽  
Author(s):  
Sophie M. Guillaume ◽  
Pierre Brignou ◽  
Nicolas Susperregui ◽  
Laurent Maron ◽  
Magdalena Kuzdrowska ◽  
...  
Keyword(s):  
Rare Earth ◽  
Rare Earth Elements ◽  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Trimethylene Carbonate ◽  
The Rare Earth

(Iminophosphoranyl)(thiophosphoranyl)methane rare-earth borohydride complexes: synthesis, structures and polymerization catalysis

2015 ◽  
Vol 44 (27) ◽  
pp. 12338-12348 ◽  
Author(s):  
Matthias Schmid ◽  
Pascual Oña-Burgos ◽  
Sophie M. Guillaume ◽  
Peter W. Roesky
Keyword(s):  
Rare Earth ◽  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Trimethylene Carbonate ◽  
Polymerization Catalysis ◽  
Trivalent Rare Earth

The {CH(PPh2NSiMe3)(PPh2S)}−ligand has been used for the synthesis of divalent and trivalent rare-earth borohydride complexes. These compounds enable the ring-opening polymerization (ROP) of ε-caprolactone (CL) and trimethylene carbonate (TMC).

Flame spectra of the rare-earth elements*

1962 ◽  
Vol 18 (4) ◽  
pp. 1127-1153
Author(s):  
V FASSEL ◽  
R CURRY ◽  
R KNISELEY
Keyword(s):  
Rare Earth ◽  
Rare Earth Elements ◽  
The Rare Earth

scholarly journals Rationally designed mineralization for selective recovery of the rare earth elements

2017 ◽  
Vol 8 (1) ◽  
Author(s):  
Takaaki Hatanaka ◽  
Akimasa Matsugami ◽  
Takamasa Nonaka ◽  
Hideki Takagi ◽  
Fumiaki Hayashi ◽  
...  
Keyword(s):  
Rare Earth ◽  
Rare Earth Elements ◽  
Selective Recovery ◽  
The Rare Earth
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