| abstract |
The present invention relates to a thermoplasticnresin composition comprisingn (a) 100 parts by weight of a block copolymer comprising atnleast two polymeric blocks A composed mainly of a vinylnaromatic compound and at least one polymeric block Bncomposed mainly of a conjugated diene compound, or anhydrogenated block copolymer thereof, (d) 5 to 50 parts by weight of an organic peroxide, and (e) 10 to 80 parts by weight of one or more substancesnselected from the group consisting of multifunctional vinylncompounds and multifunctional (meth)acrylate compounds. n The present invention provides a master batch of annorganic peroxide in which the organic peroxide is sonuniformly dispersed in a thermoplastic resin thatncrosslinking and/or decomposition occur uniformly, a methodnof preparing the same, a thermoplastic resin compositionnobtained using the master batch and a method of preparingnthe same. |