FOAMABLE STYRENIC RESIN PARTICLE, AND METHOD FOR PRODUCING FOAMABLE STYRENIC RESIN PARTICLE

To provide a foamable styrenic resin particle that has its fluidity kept in a good state, and prevents flaking of powder, while reducing the chargeability of a prefoamed particle.SOLUTION: A foamable styrenic resin particle is prepared by coating the surface of a foamable styrenic resin particle bod...

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Bibliographic Details
Main Authors KIGUCHI TARO, OCHIKOSHI SHINOBU
Format Patent
LanguageEnglish
Japanese
Published 15.12.2022
Subjects
AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G
CHEMISTRY
COMPOSITIONS BASED THEREON
GENERAL PROCESSES OF COMPOUNDING
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
WORKING-UP
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Summary:To provide a foamable styrenic resin particle that has its fluidity kept in a good state, and prevents flaking of powder, while reducing the chargeability of a prefoamed particle.SOLUTION: A foamable styrenic resin particle is prepared by coating the surface of a foamable styrenic resin particle body with a specific liquid material and then coating the surface of the particle body with proper amounts of clay mineral and fusion promoter.SELECTED DRAWING: None 【課題】発泡性スチレン系樹脂粒子の流動性を良好な状態に維持し、粉体の剥離を抑制しつつ、予備発泡粒子の帯電性を抑制した、発泡性スチレン系樹脂粒子を提供する。【解決手段】発泡性スチレン系樹脂粒子本体の表面に、特定の液状物を塗布し、適切な量の粘土鉱物、及び、融着促進剤を前記粒子本体表面に塗布することにより得られる発泡性スチレン系樹脂粒子を用いる。【選択図】なし
Bibliography:Application Number: JP20210094290