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OwnerKazuo Wakabayashi, Takemi Atarashi +7inventors
InventorsKazuo Wakabayashi, Takemi Atarashi, Arata Miyagi, Itsuki Harada, Yasuyuki Akamatsu, Masakatsu Hiraoka, Yoshinobu Yoshihara, Shuhei Miyauchi, Taizou Imoto
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Disclosed is an additive for a plastic, comprising fine particles obtained by calcination and slaking of a dolomite which exhibits two endothermic peaks in the differential thermal analysis, said fine particles containing calcium carbonate, magnesium carbonate, magnesium oxide, calcium hydroxide and magnesium hydroxide as main chemical components and also containing an ignition loss component in an amount of 10 to 40% by weight based on the weight of said fine particles. A plastic hating hydrogen chloride scavenging properties and antimicrobial properties imparted by incorporating the additive for a plastic is also disclosed.
An additive for a platic, comprising fine particles obtained by calcination and slaking of a dolomite which exhibits two endothermic peaks in the differential thermal analysis, and having the following features (A) and (B):
An additive for a plastic, comprising fine particles obtained by calcination and slaking of a dolomite which exhibits two endothermic peaks in the differential thermal analysis, and having the following features (i) to (v):
A plastic comprising an additive for a plastic incorporated therein, said additive being defined in the following (I):
Dependencies are inferred from the claim text.