There is disclosed a syntheitc method of mixing a soluble poly(1,4-phenylenvinylene)(PPV) derivative in which two silyl groups are substituted, and an electroluminescent device using the same. In the poly 2,5-bis(dimethyloctylsilyl)-1,4-phenylenvinylene! (BDMOS-PPV) according to the present invention,...http://www.google.com/patents/US5909038?utm_source=gb-gplus-sharePatent US5909038 - Synthetic method of soluble PPV derivatives having two silyl groups and light-emitting devices using the same