| abstract |
An initiator solution comprising a chain extended thioacetal defined by the formula n n nwhere Σ includes a polymeric or oligomeric segment, each R 1 independently includes hydrogen or a monovalent organic group, R 0 includes a monovalent organic group, z is an integer from 1 to about 8, and ω includes sulfur, oxygen, or tertiary amino group, and a solvent comprising an aliphatic or cycloaliphatic solvent. |