Title:
ポリビニルピロリドン粉体組成物およびその製造方法
Document Type and Number:
Japanese Patent JP4205731
Kind Code:
B2
Abstract:
There is disclosed a polyvinylpyrrolidone powder composition including polyvinylpyrrolidone having a K value of not lower than 60 and not higher than 130 and a secondary amine or a salt thereof. The poly-vinylpyrrolidone powder composition is produced by adding a secondary amine or a salt thereof to polyvinylpyrrolidone having a K value of not lower than 60 and not higher than 130, or by heat drying an aqueous solution containing polyvinylpyrrolidone having a K value of not lower than 60 and not higher than 130 and a secondary amine or a salt thereof.
Inventors:
Takashi Miyai
Nakajima Mitsuru
Nakajima Mitsuru
Application Number:
JP2006104627A
Publication Date:
January 07, 2009
Filing Date:
April 05, 2006
Export Citation:
Assignee:
Nippon Shokubai Co., Ltd.
International Classes:
C08L39/06; C08J3/12; C08K5/17
Domestic Patent References:
| JP2001002880A | ||||
| JP2002146033A | ||||
| JP2003040928A | ||||
| JP2006273937A |
Attorney, Agent or Firm:
Kyuichi Ueki
Tadashi Sugakawa
Osamu Futakuchi
Hiroaki Ito
Tadashi Sugakawa
Osamu Futakuchi
Hiroaki Ito