Title:
METHOD FOR MANUFACTURING FERTILIZER
Document Type and Number:
WIPO Patent Application WO/2021/205960
Kind Code:
A1
Abstract:
The present invention provides a method for efficiently obtaining a fertilizer containing polysaccharide hydrolysates and nutrients such as calcium, phosphoric acid, and nitrogen. The present invention is a method for manufacturing a fertilizer, characterized by comprising: a hydrolysis step for obtaining a mixture including polysaccharide hydrolysates through hydrolysis of polysaccharides using an acid catalyst; and a neutralizing step after the hydrolysis step for adding at least one basic compound selected from the group consisting of potassium salt, phosphate, ammonium salt, and ammonia.
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Inventors:
UCHIDA HIROSHI (JP)
FUJITA ICHIRO (JP)
SUGAWARA NAOYUKI (JP)
SAITO MAKOTO (JP)
FUJITA ICHIRO (JP)
SUGAWARA NAOYUKI (JP)
SAITO MAKOTO (JP)
Application Number:
PCT/JP2021/013942
Publication Date:
October 14, 2021
Filing Date:
March 31, 2021
Export Citation:
Assignee:
SHOWA DENKO KK (JP)
International Classes:
C08B15/00; C05F11/00; C05G3/00; C08B37/08
Foreign References:
| JPS4969448A | 1974-07-05 | |||
| JPH09508566A | 1997-09-02 | |||
| JP2014068627A | 2014-04-21 | |||
| JP2000109386A | 2000-04-18 | |||
| JP2002294233A | 2002-10-09 |
Other References:
ZHANG ET AL., BIOMACROMOLECULES, vol. 7, 2006, pages 644
HAYASHI ET AL., J. JPN. INST. ENERGY, vol. 83, 2004, pages 805
SASAKI ET AL., IND. ENG. CHEM. RES., vol. 39, 2000, pages 2883
KUGA ET AL., CELLULOSE, vol. 26, 2019, pages 215
HAYASHI ET AL., J. JPN. INST. ENERGY, vol. 83, 2004, pages 805
SASAKI ET AL., IND. ENG. CHEM. RES., vol. 39, 2000, pages 2883
KUGA ET AL., CELLULOSE, vol. 26, 2019, pages 215
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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