Title:
アルキルホスホン酸ジアリールエステルならびにそのアルキルホスホン酸アリーレン誘導体のオリゴマー/ポリマー誘導体の調製方法
Document Type and Number:
Japanese Patent JP4782789
Kind Code:
B2
Abstract:
A process is provided for the production of diaryl alkyl phosphonate by the reaction of triaryl phosphate with dialkyl alkyl phosphonate in the presence of alkali metal iodide catalyst; and, optionally, the diaryl alkyl phosphonate is reacted in situ with aromatic diol and, optionally, with at least one branching monomer, in the absence of other or further added catalyst to provide oligomeric and/or polymeric phosphonate products.
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Inventors:
Piotrovsky Andrew M.
Weil Edward Dee.
Yao Can
Revtic Sergey Vi.
Weil Edward Dee.
Yao Can
Revtic Sergey Vi.
Application Number:
JP2007530268A
Publication Date:
September 28, 2011
Filing Date:
August 29, 2005
Export Citation:
Assignee:
Spresta LLC
International Classes:
C08G79/04; C07F9/40; C08G59/40; C07B61/00; C09K21/12; C09K21/14
Domestic Patent References:
| JPS5674128A | 1981-06-19 | |||
| JPS56120692A | 1981-09-22 | |||
| JP2004083537A | 2004-03-18 | |||
| JP2001508401A | 2001-06-26 | |||
| JP2005507902A | 2005-03-24 | |||
| JP2007502904A | 2007-02-15 |
Foreign References:
| US3261890A | 1966-07-19 |
Attorney, Agent or Firm:
Masayuki Masabayashi
Ryoichi Takaoka
Hayashi Ichiyoshi
Kiyoshi Kato
Ryoichi Takaoka
Hayashi Ichiyoshi
Kiyoshi Kato