Title:
PLASTICIZING AGENT FOR BIODEGRADABLE RESINS, RESIN COMPOSITION CONTAINING SAME, AND MOLDED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2024/024361
Kind Code:
A1
Abstract:
The present invention provides a plasticizing agent for biodegradable resins, the plasticizing agent being characterized by containing a biodegradable component and an inorganic material powder at a mass ratio of 50:50 to 10:90, while containing carbon black in an amount of 1% by mass to 20% by mass relative to the total mass of the plasticizing agent, and the plasticizing agent being also characterized in that the carbon black has an iodine adsorption of 40 mg/g to 65 mg/g, a DBP absorption of 100 ml/100 g to 180 ml/100 g, and an average particle diameter of 30 nm to 60 nm. It is preferable for the biodegradable component to have a glass transition temperature of 60°C or less; and it is particularly preferable for the biodegradable component to have a glass transition temperature of 40°C or less.
Inventors:
HATTORI YUSUKE (JP)
SASAKAWA GOUKI (JP)
HORIE MIKI (JP)
TAKAMATSU YORINOBU (JP)
SASAKAWA GOUKI (JP)
HORIE MIKI (JP)
TAKAMATSU YORINOBU (JP)
Application Number:
PCT/JP2023/023586
Publication Date:
February 01, 2024
Filing Date:
June 26, 2023
Export Citation:
Assignee:
TBM CO LTD (JP)
International Classes:
C08L101/00; C08K3/013; C08K3/04; C08K3/26; C08K5/11; C08L67/00; C08L101/16
Foreign References:
| CN104231580A | 2014-12-24 | |||
| CN104086963A | 2014-10-08 | |||
| JP2012177045A | 2012-09-13 | |||
| JP2020066721A | 2020-04-30 | |||
| JP2006028219A | 2006-02-02 | |||
| JP2002049130A | 2002-02-15 |
Attorney, Agent or Firm:
WASHIDA & ASSOCIATES (JP)
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