生分解性被膜で被覆された粒状肥料

Title:

生分解性被膜で被覆された粒状肥料

Document Type and Number:

Japanese Patent JP4084564

Kind Code:

B2

Abstract:

To provide a coated granular fertilizer which has excellent characteristics, such as a rapid intra-environmental decomposition or collapse of films after elution of the fertilizer and can easily realize the control of the elution rate of fertilizer components.

The granular coated fertilizer formed with coating layers containing a moisture permeable olefonic copolymer and a biodegradable ester oligomer containing the oligomer ester of ethylene glycol and sebacic acid, more particularly the coating layers dispersed with biodegradable ester oligomer- containing discontinuous phases in a moisture permeable olefinic copolymer- containing continuous phase on the surfaces of the granular fertilizer.

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Inventors:

Hideho Tanaka
Koichiro Kurachi
Katsuhide Futani

Application Number:

JP2001392576A

Publication Date:

April 30, 2008

Filing Date:

December 25, 2001

Export Citation:

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Assignee:

Ube Industries,Ltd.
Ube Industries Agricultural Materials Co., Ltd.

International Classes:

C05G3/00; B01J2/00; C05G5/00; C08K5/11; C08L23/08; C08L67/02; C08L91/06; C08L93/04; C08L101/16

Domestic Patent References:

JP4139248A
JP7315976A
JP9249478A
JP9309784A
JP2002539309A
JP10218693A
JP4202078A
JP9286685A
JP6220220A
JP11263689A
JP11043391A
JP9263476A
JP9249477A
JP2001114997A
JP2000302585A
JP2001040074A
JP2002145691A

Attorney, Agent or Firm:

Yanagawa Yasuo

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