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Schwach-Abdellaoui, et al., Hydrolysis and Erosion Studies of Autocatalyzed Poly{ortho esters) Containing Lactoyl-Lactyl Acid Dimers, American Chemical Society, vol. 32, No. 2, 1999 (pp. 301307).

Ng, et al., Synthesis and Erosion Studies of Self-Catalyzed Poly(ortho ester)s, American Chemical Society, vol. 30, No. 4, 1997 (pp. 770772).

Ng, et al., Development Of A Poly{ortho ester) prototype With A Latent Acid In The Polymer Backbone For 5-fluorouracil Delivery, Journal of Controlled Release 65 (2000), (pp. 367-374). Rofhen-Weinhold, et al., Release of BSA from poly(orfho ester) extruded thin strands, Journal of Controlled Release 71, 2001, (pp. 31-37).

Heller, et al., Poly{ortho ester)stheir development and some recent applications, European Journal of Pharmaceutics and Biopharmaceutics, 50, 2000, (pp. 121-128).

Heller, et al., Poly{ortho esters); synthesis, characterization, properties and uses, Advanced Drug Delivery Reviews, 54, 2002, (pp. 1015-1039).

Zignani, et al., Subconjunctival biocompatibility of a viscous bioerodable poly{ortho ester), J. Biomed Mater Res, 39, 1998, pp. 277-285.

Toncheva, et al., Use of Block Copolymers ofPoly{Ortho Esters) and Poly {Ethylene Glycol), Journal of Drug Targeting, 2003, vol. 11(6), pp. 345-353.

Schwach-Abdellaoui, et al., Control of Molecular Weight For AutoCatalyzed Poly{ortho ester) Obtained by Polycondensation Reaction, International Journal of Polymer Anal. Charact, 7: 145-161, 2002, pp. 145-161.

Heller, et al., Release of Norethindrone from Poly{Ortho Esters), Polymer Engineering and Science, Mid-Aug. 1981, vol. 21, No. 11 (pp. 727-731).

Cordes, et al., Mechanism and Catalysis for Hydrolysis of Acetals, Ketals, and Other Esters, Department of Chemistry, Indiana University, Bloomington, Indiana, Chemical Reviews, 1974, vol. 74, No. 5, pp. 581-603.

Todd, et al., A Chemical "Trigger" Useful for Oilfield Applications,
Society of Petroleum Engineers, Inc., SPE 92709, Feb. 4, 2005.
Attia, Yosry et al, Adsorption Thermodynamics of a Hydrophobic
Polymeric Flocculant on Hydrophobic Colloidal Coal Particles,
Langmuir 1991, 7, pp. 2203-2207, Apr. 8, 1991.
Foreign Search Report and Written Opinon of International Applica-
tion No. PCT/GB2006/004322 Mailed on Mar. 23,2007 and Filed on
Nov. 20, 2006.

Kiyoshi Matsuyama et al, Environmentally benign formation of polymeric microspheres by rapid expansion of supercritical carbon dioxide solution with a nonsolvent, Environ Sci Techno 12001, 35, 4149-4155.

* cited by examiner

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