T.M. Jackanicz, "Polylactic Acid as a Biodegradable Carrier for Contraceptive Steroids," Contraception, vol. 8, No. 3, 227-234 (1973). |
A.D. Schwope et al., "Lactic/Glycolic Acid Polymers as Narcotic Antagonist Delivery Systems," Life Sciences, vol. 17, 1877-1886 (1975). |
L.C. Anderson, "An Injectable Sustained Release Fertility Control System," Contraception, vol. 13, No. 3, 375-384 (1976). |
W. Carothers, G. Dorough, and F. Van Natta, "Studies of Polymerization and Ring Formation. X. The Reversible Polymerization of Six-Membered Cyclic Esters," American Chemical Society Journal, vol. 54, 761-772 (1932). |
E. Filachione, E. Costello, T. Dietz and C. Fisher, "Lactic Acid Derivatives as Plasticizers Esters of Polymeric Lactic Acid," Bur. Agric. Ind. Chem., vol. 11, 1-11 (1951). |
D. Deane and E. Hammond, "Coagulation of Milk for Cheese-Making by Ester Hydrolysis," Journal of Dairy Science, vol. 43, 1421-1429 (1960). |
Kulkarni et al., "Biodegradable Poly(lactic acid) Polymers", J. Biomed. Mater. Res., vol. 5, 169-181 (1971). |
A. Schindler, R. Jeffcoat, G. Kimmel, C. Pitt, M. Wall and R. Zweidinnger, "Biodegradable Polymers for Sustained Drug Delivery," Contemporary Topics in Polymer Science, vol. 2, pp. 251-287 (1977). |
I. Luderwalk, "Thermal Degradation of Polyesters in the Mass Spectrometer," Dev. Polymer Degradation, vol. 2, 77-98 (1979). |
M. Vert and F. Chabot, "Stereoregular Bioresorbable Polyesters for Orthopaedic Surgery," Macromol. Chem., Supp. 5, 30-41 (1981). |
M. Gupta and V. Deshmukh, "Thermal Oxidative Degradation of Poly-lactic Acid; Part I: Activation Energy of Thermal Degradation in Air," Colloid & Polymer Science, vol. 260, 308-311 (1982). |
M. Gupta and V. Deshmukh, "Thermal Oxidative Degradation of Poly-lactic Acid; Part II: Molecular Weight and Electronic Spectra During Isothermal Heating," Colloid & Polymer Science, vol. 260, 514-517 (1982). |
D.L. Wise et al., "Sustained Release of an Antimalerial Drug Using a Copolymer of Glycolic/Lactic Acid," Life Sciences, vol. 19, 867-874 (1976). |
R.A. Miller et al., "Degradation Rates of Resorbable Implants (Polylactates and Polyglycolates): Rate Modification with Changes in Pla/Pga Copolymer Rations," J. Biomed. Mater. Res., vol. 11, 711-719 (1977). |
D.K. Gilding et al., Biodegradable Polymers for Use in Surgery--Polyglycolic/Polylactic Acid Homo and Copolymers: 1. Polymer, vol. 2, 1459-1464 (1979). |
D.K. Gilding, "Degradation of Polymers: Mechanisms and Implications for Biomedical Applications," Biocompatibility of Clinical Implant Materials, D.F. Williams, ed., vol. 1, 43-65 (1981). |
A.M. Reed and D.K. Gilding, "Biodegradable Polymers for Use in Surgery Polyglycolic/Polylactic Acid Homo and Copolymers: 2. In Vitro Degradation," Polymer, vol. 22, No. 4, 494-498 (1981). |
D.K. Gilding, "Biodegradable Polymers," Biocompatibility of Clinical Implant Materials, D.F. Williams, ed., vol. 2, 209-232 (1981). |
J.D. Strobel, "Biodegradable Polymers," paper presented at Medical Textiles and Biomedical Polymers and Materials Conference held at Clemson, S.C., U.S.A., Dec. 5-6, 1989, Stolle Research and Development Corp., PD 712-01, pp. 1-32 and Attachments A1-A21. |
"Biocompatible Composite Would Be Completely Absorbed in the Body," Advanced Meterials, vol. 12, No. 15, p. 6, Aug. 1990. |
"Polylactides Exhibit Degradability," Tappi Journal, Sep. 1991, p. 42. |
G. Van Hummel and S. Harkema, "Structure of 3,6-Dimethyl-1, 4-Dioxane-2, 5-Dione [D-,D-{D-,L-} Lactide]." Acta. Crystallogr., vol. B38, 1679-1681 (1982). |
F. Chabot, M. Vert, S. Chapelle and P. Granger, "Configurational Structures of Lactic Acid Stereocopolymers as Determined by .sup.13 C(.sup.1 H) N.M.R.," Polymer, vol. 24, 53-59 (1983). |
F. Kohn, J. Van Don Berg, G. Van De Ridder and J. Feijin, "The Ring-Opening Polymerization of D,L-Lactide in the Melt Initiated with Tetraphenyltin," Journal of Applied Polymer Science, vol. 29, 4264-4277 (1984). |
H. Kricheldrf and A. Serra, "Polylactones 6. Influence of Various Metal Salts on the Optical Purity of Poly(L-Lactide)," Polymer Bulletin, vol. 14, 497-502 (1985). |
A. Chawla and T. Chang, "In-Vitro Degradation of Poly(lactic acid) of Different Molecular Weights," Biomat., Med. Dev., Art. Org., vol. 13, 153-162 (1985). |
I. McNeill and H. Lieper, "Degradation Studies of Some Polyesters and Polycarbones--1. Polylactide: Degradation Under Isothermal Conditions, Thermal Degradation Mechanism and Photlysis of the Polymer," Polymer Degradation and Stability, vol. 11, 409-326 (1985). |
Makino et al., "Preparation and in Vitro Degradation Properties of Polylactide Microcapsules," Chem. Pharm. Bull., vol. 33, 1195-1201 (1985). |
D. Garozzo, M. Giuffrida and G. Montaudo, "Primary Thermal Decomposition Processes in Aliphatic Polyesters Investigated by Chemical Ionization Mass Spectometry," Macromolecules, vol. 19, 1643-1649 (1986). |
"Irganox.RTM. 1076 Antioxidant and Thermal Stabilizer," (published on an unknown date in 1986 by Ciba-Geigy Corporation, Three Skyline Drive, Hawthorne, NY 10532). |
J. Leenslag and A. Pennings, "Synthesis of high-molecular-weight-poly(L-lactide) initiated with tin 2-ethylhexonoate," Makromol. Chem., vol. 188, 1809-1814 (1987). |
Nakamura et al., "Surgical Application of Biodegradable Films Prepared from Lactide-.epsilon.-Caprolactone Copolymers," Bio. Materials and Clinical Applications, vol. 7, 759-764 (1987). |
H. Kricheldorf, M. Berl and N. Scharnagl, "Polymerization Mechanism of Metal Alkolide Initiated Polymerizations Lactide and various Lactones," Macromol., vol. 21, 286-293 (1988). |
K. Jamshidi, S. Hyon and Y. Ikada, "Thermal Characterization of Polylactides," Polymer, vol. 29, 2229-2234 (1988). |
M. Vert, "Bioresorbable Polymers for Temporary Therapeutic Applications," Die angwandte Makromolekulare Chemie, vol. 166-167, 155-168 (1989). |
"Hydrolytic Stability/Corrosivity of Phospite Costabilizers," (Technical Bulletin 89-04, published on an unknown date in 1989, by Stars Laboratory, Additives Division, Ciba-Geigy Corporation, Ardsley, NY 10502). |
"GE Specialty Chemicals Product Guide CA-4001E," (published on an unknown date in 1989, by General Electric Company, 5th and Avery Street, Parkensburg, WV 26102). |
"Tinuvin.RTM. 123 Hindered Aminoether Light Stabilizer for Coatings," (published on an unknown date in 1989, by Ciba-Geigy Corporation, Three Skyline Drive, Hawthorne, NY 10532). |
"Irganox.RTM. B-Blends Antioxidatns and Process Stabilizers for Polymers," (published on an unknown date in Mar., 1990 by Ciba-Geigy Corporation, Three Skyline Drive, Hawthorne, NY 10532). |
"Naugard.RTM. 445, Specialty Chemicals," (a product brochure published on or before May 1, 1990, by Uniroyal Chemical Company, Inc., Middlebury, CT 06749). |
"Ethanox.RTM. 398 Antioxidant, The First Fluorophosphonite Antioxidant," (published on or before an unknown date in Oct., 1990, by Ethyl Corporation, 451 Florida Blvd., Baton Rouge, LA 70801). |
"The Resomer.RTM. Resorbable Polyesters," (published on or before an unknown date in Feb., 1991 by Boehringer Ingelheim KG, D-6507 Ingelheim, W. Germany). |
P. Kemchuk, "Introduction to Polymer Degradation," lecture notes distributed at a seminar entitled: Principles of Polymer Degradation and Stabilization in Orlando, Florida, Oct. 28-30, 1991, sponsored by The Institute of Materials Science, State University of New York at New Platz). |
R. Thomas, "Degradation and Stabilization of Engineering Polymers," lecture notes distributed at a seminar entitled: Principles of Polymer Degradation and Stabilization in Orlando, Florida, Oct. 28-30, 1991, sponsored by The Institute of Materials Science, State University of New York at New Platz). |
W. Enlow, "Process Stabilization with Phosphite Antioxidants," lecture notes distributed at a seminar entitled: Principles of Polymer Degradation and Stabilization in Orlando, Florida, Oct. 28-30, 1991, sponsored by The Institute of Materials Science, State University of New York at New Paltz). |
"Naugard.RTM. XL-1 Specialty Chemicals," (a product brochure published on an unknown date in Feb., 1992, by Uniroyal Chemical Company, Inc., Middlebury, CT 06749). |
Sir John Meurig Thomas, "Solid Acid Catalysts," Scientific American, 112-118 (1992). |
"Argus Product Data, Argus.RTM. Thiodiproprionate," (published on or before an unknown date in Aug., 1992, by Argus Division, Witco Corporation, 633 Court Street, Brooklyn, NY 11231-2193). |
"Argus Thiochemical Product Data, Argus.RTM. Thiodiproprionate," (published on or before an unknown date in Aug., 1992, by Argus Division, Witco Corporation, 633 Court Street, Brooklyn, NY 11231-2193). |
"Argus Product Data, Mark.RTM. Distearyl Thiodiproprionate," (published on or before an unknown date in Aug., 1992, by Argus Division, Witco Corporation, 633 Court Street, Brooklyn, NY 11231-2193). |
"Argus Product Data, Mark.RTM. Pentaerythrityl Octithioproprionate," (published on or before an unknown date in Aug., 1992, by Argus Division, Witco Corporation, 633 Court Street, Brooklyn, NY 11231-2193). |
"Argus Thiochemical Product Data, Argus.RTM. Dilauryl Thioproprionate," (published on or before an unknown date in Aug., 1992, by Argus Division, Witco Corporation, 633 Court Street, Brooklyn, NY 11231-2193). |
"Argus Product Data, Seenox.RTM. 412S Pentaerythritol Tetrakas (B-Lauylthiodiproprionate," (published on or before an unknown date in Aug., 1992, by Argus Division, Witco Corporation, 633 Court Street, Brooklyn, NY 11231-2193). |
"Irganox.RTM. 1010," (a product published on an unknown date in Aug., 1992 by Ciba-Geigy Corporation, Three Skyline Drive, Hawthorne, NY 10532). |
"Irganox.RTM. MD 1024, Metal Deactivator/Antioxidant," (published on an unknown date prior to Aug., 1992 by Ciba-Geigy Corporation, Three Skyline Drive, Hawthorne, NY 10532). |
"Tinuvin.RTM. 622LD Low Dust, Hindered Amine Light Stabilizer for Polymers FDA-Cleared for Polyolefins," (published on an unknown date before Aug., 1992 by Ciba-Geigy Corporation, Three Skyline Drive, Hawthorne, NY 10532). |
P.V. Bonsignore et al., "Poly(lactic acid) Degradable Plastics, Coatings, and Binders," Tappi Proceedings (Nonwovens Conference); 129-140 (1992). |
E.M. Filachione and C.H. Fisher, "Lactic acid condensation polymers, preparation by batch and continuous maethods," Industrial and Engineering Chemistry, vol. 36, No. 3 (1994). |