| 摘要 |
<p>PURPOSE:To form the title additive of low cost, which exhibits excellent effects as a heat-resistant matting agent, a marring resistance improver, etc., for a paint and as an abrasion resistance improver, an antiblocking agent, etc., for an ink by using particles composed of a specified polyolefin and having a specified mean dispersed particle diameter. CONSTITUTION:The title additive comprises particles which are composed of a straight-chain or branched polyolefin comprising a 3-10C alpha-olefin polymer (e.g. poly-1-butene) and which have a mean dispersed particle diameter of 0.1-150mum.</p> |
