Elimination of Defluidization Caused by Reactions Involving a Volume Reduction in a Fluidized Catalyst Bed and Improvement of Fluidization by Two-Stage Feeding

2009 ◽  
Vol 42 (10) ◽  
pp. 733-738 ◽  
Author(s):  
Takami Kai ◽  
Mitsunobu Furukawa ◽  
Kei-ich Toriyama ◽  
Tsutomu Nakazato ◽  
Mitsuyuki Nakajima
2021 ◽  
Vol Volume 16 ◽  
pp. 1957-1965
Author(s):  
Thomas Egenod ◽  
Jeremy Tricard ◽  
Romane Fumat ◽  
Yannick Simonneau ◽  
Florent Favard ◽  
...  

2008 ◽  
Vol 34 (3) ◽  
pp. 351-357 ◽  
Author(s):  
Takami Kai ◽  
Kei-ich Toriyama ◽  
Takeshige Takahashi ◽  
Mitsuyuki Nakajima

2015 ◽  
Vol 48 (6) ◽  
pp. 436-443 ◽  
Author(s):  
Takami Kai ◽  
Norihiro Tanaka ◽  
Kei Mizuta ◽  
Tsutomu Nakazato ◽  
Mitsuyuki Nakajima

Author(s):  
Sengshiu Chung ◽  
Peggy Cebe

We are studying the crystallization and annealing behavior of high performance polymers, like poly(p-pheny1ene sulfide) PPS, and poly-(etheretherketone), PEEK. Our purpose is to determine whether PPS, which is similar in many ways to PEEK, undergoes reorganization during annealing. In an effort to address the issue of reorganization, we are studying solution grown single crystals of PPS as model materials.Observation of solution grown PPS crystals has been reported. Even from dilute solution, embrionic spherulites and aggregates were formed. We observe that these morphologies result when solutions containing uncrystallized polymer are cooled. To obtain samples of uniform single crystals, we have used two-stage self seeding and solution replacement techniques.


2007 ◽  
Vol 177 (4S) ◽  
pp. 121-121
Author(s):  
Antonio Dessanti ◽  
Diego Falchetti ◽  
Marco Iannuccelli ◽  
Susanna Milianti ◽  
Gian P. Strusi ◽  
...  
Keyword(s):  

2007 ◽  
Vol 177 (4S) ◽  
pp. 120-120
Author(s):  
Pamela I. Ellsworth ◽  
Anthony Caldamone
Keyword(s):  

2005 ◽  
Vol 38 (18) ◽  
pp. 68
Author(s):  
SHARON WORCESTER
Keyword(s):  

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