... 17–20. Jordan, M.P., Easterbrook, M.G. & Hogan, J.E. (1992) Proc. 11th Int. Pharmaceutical Technology Conf., Manchester.Kent, D.J. & Rowe, R.C. (1978) J. Pharm. Pharmacol.30, 808–810. ... products is Surelease. This is manufactured using a patented process based on phase inversion technology (Warner, 1978). The ethylcellulose is heated in the presence of dibutyl sebacate and...