Description  Claims  Cited references 

JP2007121351A   [0009] 
JP2006282885A   [0009] 
JP2011112842A   [0009] 
JP4892313B   [0009] 
JP2009132764A   [0009] 

Cellulose Communications   [0029] 
EKISHO   [0104] 
EKISHO   [0146]