Modifier for resin and resin composition using the same and formed article

US9206310B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9206310-B2
Application numberUS-201414219808-A
CountryUS
Kind codeB2
Filing dateMar 19, 2014
Priority dateFeb 16, 2004
Publication dateDec 8, 2015
Grant dateDec 8, 2015

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  2. Abstract

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Abstract

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A modifier for resin has an average particle size of 20 μm or more, wherein particles having an average particle size of 10 μm or less account for less than 30% by mass of the modifier, and particles having an average particle size of 10 μm or less account for 30% by mass or more of the modifier after irradiating the modifier with ultrasonic wave of 40 W for 5 minutes. Also a resin composition comprises 1 to 40% by mass of the modifier for resin and 99 to 60% by mass (the total amount of both components is 100% by mass) of a thermoplastic resin or a curable resin, and a molded article is produced by molding the same.

First claim

Opening claim text (preview).

The invention claimed is: 1. A resin composition, comprising: (a) 1 to 40% by mass, based on the total mass of the resin composition, of a modifier comprising powder particles, wherein (1) the powder particles are composed of agglomerates of particles of a graft copolymer, wherein the graft copolymer has a core-shell structure composed of a rubbery polymer as a trunk polymer and having grafted thereon a graft polymerizable vinyl-based monomer and the particles of the gr…

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What does patent US9206310B2 cover?
A modifier for resin has an average particle size of 20 μm or more, wherein particles having an average particle size of 10 μm or less account for less than 30% by mass of the modifier, and particles having an average particle size of 10 μm or less account for 30% by mass or more of the modifier after irradiating the modifier with ultrasonic wave of 40 W for 5 minutes. Also a resin composition …
Who is the assignee on this patent?
Mitsubishi Rayon Co
What technology area does this patent fall under?
Primary CPC classification C08L63/00. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Dec 08 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).