Paper Title:

A New Palladium-Free Surface Activation Process for Cu Electroless Plating on ABS Plastic

Periodical Advanced Materials Research (Volume 548)
Main Theme Material and Manufacturing Technology III
Edited by K.M. Gupta
Pages 54-57
DOI 10.4028/www.scientific.net/AMR.548.54
Citation Xu Wang, 2012, Advanced Materials Research, 548, 54
Online since July, 2012
Authors Xu Wang
Keywords ABS Resin Material, Electroless Copper, Electroless Plating (EP)
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Abstract

An environment-friendly surface etching and activation technics for ABS surface metallization were investigated as a replacement for conventional chromic acid etching bath and palladium catalyst. After etching by H2SO4-MnO2 colloid, the ABS surfaces became roughness; meanwhile the carboxyl and hydroxyl groups were formed on the surface. With absorption and a reduction by a dimethylamineborane solution, nickel particles were deposited on the ABS surface, which serves as a catalyst replacement for SnCl2/PdCl2 colloid. The effects of NiSO4 concentration, (CH3) 2NHBH3 concentration, reduction temperature and reduction time on the adhesion strength between the ABS surface and the electroless copper film were investigated.