Potensi Rumput Liar (Gulma) sebagai Pewarna Alam Batik Sutera

Abstract

Abstract. The purpose of this study was to determine the potential of weeds as natural dyes and exploit weeds to dye batik from silk, as well as test the quality of the staining results of oldness aspects of colour and colour fastness to washing. The study also aimed to uncover differences in colour quality with different mordants. The object of this study is batik silk cloth, a weed reeds, sembung rambat and paitan grass, and mordant lotus, alum, calcium oxide. Experimental research conducted to make batik silk fabric and colour it with weed extract to then tested to assess the oldness of colour and colour fastness to washing. The results showed that the quality of colour fastness to washing are well with value of 3-4, the most optimal colour fastness on extract reeds mordant lotus with a value of 4. Oldness colour varies according to the type of weeds and mordant, the value of oldness colour most by weeds paitan grass mordant lotus with a value of 82.59. Keywords: Weed, natural dyes, natural dyes batik silk