Flame-retardant resin composition and flame-retardant resin-molded article

Abstract

According to an aspect of the invention, there is provided a flame-retardant resin composition comprising: a polycarbonate resin; flame-retardant particles that contain a metal hydrate, have thereon a coating layer containing an organic compound or a silicone, and have a volume average particle diameter of about 1 to 500 nm; and a flame-retardant auxiliary.

Description

Claims

1. A flame-retardant resin composition comprising: a polycarbonate resin;flame-retardant particles that contain a metal hydrate, have thereon a coating layer containing an organic compound or a silicone, and have a volume average particle diameter of about 1 to 500 nm; anda flame-retardant auxiliary.

2. The flame-retardant resin composition of claim 1, further comprising an acrylonitrile-butadiene-styrene resin.

3. The flame-retardant resin composition of claim 1, wherein the acrylonitrile-butadiene-styrene resin is synthesized by a bulk polymerization method.

4. The flame-retardant resin composition of claim 1, further comprising an organosiloxane.

5. The flame-retardant resin composition of claim 1, wherein the metal hydrate is a hydrate of at least one metal selected from the group consisting of Mg, Ca, Al, Fe, Zn, Ba, Cu, and Ni.

6. The flame-retardant resin composition of claim 1, wherein the flame-retardant auxiliary is a boric acid-based flame-retardant auxiliary.

7. A flame-retardant resin-molded article comprising: a polycarbonate resin;flame-retardant particles that contain a metal hydrate, have thereon a coating layer containing an organic compound or a silicone, and have a volume average particle diameter of about 1 to 500 nm; anda flame-retardant auxiliary;the article having a flame retardancy of HB or more according to the UL-94 test.

8. The flame-retardant resin-molded article of claim 7, further comprising an acrylonitrile-butadiene-styrene resin.

9. The flame-retardant resin-molded article of claim 7, wherein the acrylonitrile-butadiene-styrene resin is synthesized by a bulk polymerization method.

10. The flame-retardant resin-molded article of claim 7, further comprising an organosiloxane.

11. The flame-retardant resin-molded article of claim 7, wherein the metal hydrate is a hydrate of at least one metal selected from the group consisting of Mg, Ca, Al, Fe, Zn, Ba, Cu, and Ni.

12. The flame-retardant resin-molded article of claim 7, wherein the flame-retardant auxiliary is a boric acid-based flame-retardant auxiliary.