Publications

Publications up to 2015:

75. Charge properties and bacterial contact-killing of hyperbranched polyurea-polyethyleneimine coatings with various degrees of alkylation: Roest S, van der Mei HC, Loontjens JA, Busscher HJ. Applied Surface Science 2015, 356: 325–332.

74. Lysine-based Functional Blocked Isocyanates for the Preparation of Polyurethanes Provided with Pendant Side Groups: Yin J, Wildeman J, Loontjens T. J. of Polymer science Part A: Polymer chemistry 2015, 53(17): 2036-2049.

73. Preparation and Post-Functionalization of Hyperbranched Polyurea Coatings: Xiang F, Asri L, Ivashenko O, Rudolf P, Loontjens JA. Langmuir 2015, 31(9): 2761−2769.

72. A Shape-Adaptive, Antibacterial-Coating of Immobilized Quaternary-Ammonium Compounds Tethered on Hyperbranched Polyurea and its Mechanism of Action: Asri LATW, Crismaru M, Roest S, Chen Y, Ivashenko O. Adv. Funct. Mater. 2014, 24: 346–355.

71. Tri-functional Antimicrobial Coatings which Integrate Antimicrobial Release Characteristics with Reduced Bacterial and Stimulated Cellular Adhesion: Sjollema J, Keul H, van der Mei HC, Dijkstra RJB, Rustema-Abbing M, de Vries J, Loontjens JA, Dirks T, Busscher HJ. Advanced Functional Materials .

70. A novel polymer-based osteoconductive drug-eluting coating for orthopaedic implants: Odekerken JCE, Dirks AJ, Loontjens JA, Brans BT, Rijk LND, Arts JJC, Welting TJM, Walenkamp GHIM.

69. One-Pot synthesis for Biocompatible Amphiphilic Hyperbranched Polyurea Micelles: Xiang F, Stuart M, Vorenkamp J, Roest S, Timmer-Bosscha H, Cohen Stuart M, Fokkink R, Loontjens T. Macromolecules 2013, 46(11) : 4418–4425.

68. A shape-adaptive, antibacterial-coating of immobilized quaternary-ammonium-compounds tethered on hyperbranched polyurea and its mechanism of action: Asri LATW, Crismaru M, Chen1 Y, Ivashenko O, Rudolf P, Tiller JC, van der Mei HC, Loontjens JA, Busscher HJ. Advanced Functional Materials 2013, 24(3): 346-355.

67. Morphological Effects of Quaternary Ammonium Compounds on Staphylococcal Biofilms: Zerdoum A, Crismaru M, Loontjens JA, van der Mei HC, Busscher HJ, Libera M. Microsc. Microanal. 2012, 18(Suppl 2): 22-23.

66. Comprehensive Polymer Science, Chapter in: Comprehensive Polymer Science; Chain Extension by Ring-opening: Loontjens JA, Goethals EJ. Elsevier 2012.

65. Contact-killing of adhering streptococci by quaternary ammonium compounds incorporated in an acrylic resin: Mei L, Ren Y, Loontjens JA, van der Mei H, Busscher H. International Journal of Artificial Organs 2012, 35(10): 854-863.

64. Preparation of AB₂ Monomers and the Corresponding Hyperbranched Polyureas in a One-Pot Procedure: Xiang F, Loontjens JA, Geladé E, Vorenkamp J. Macromol. Chem. & Phys 2012, 213(17): 1841-1850.

63. Biomaterials Associated Infection - Immunological Aspects and Antimicrobial Strategies: Quaternary ammonium compounds: Loontjens JA. Springer 2012, ISBN 978-1-4614-1031-7, 379-404. Ed.: Moriarty TF, Zaat SAJ, Busscher HJ.

62. Survival of Adhering Staphylococci during Exposure to a Quaternary Ammonium Compound Evaluated by Using Atomic Force Microscopy Imaging: Crismaru M, Asri LATW, Loontjens JA, Krom BP, de Vries J, van der Mei HC, Busscher HJ. Antimicrobial Agents and Chemotherapy 2001, 55(11): 5010–5017.

61. Formation of poly(ethylene phosphates) in polycondensation of H₃PO₄ with ethylene glycol: Kinetic and mechanistic study: Pretula J, Kaluzynski K, Wisniewski B, Szymanski R, Loontjens JA, Penczek S. J. of Polym. Sci. Part A: Polymer Chem. 2008, 46(3): 830-843.

60 Anti-microbial coatings for urological applications: Franken A, van den Bosch E, Crespo Biel O, Loontjens JA, Dias A. European Cell and Materials 2007, 14(3): 130.

59. H₃PO₄ in direct synthesis of oligo-poly(ethylene phosphate) from ethylene glycol: Pretula J, Kaluzynshi K, Winsniewski B, Szymanski R, Loontjens JA, Penczek S. J. of Polym. Sci. Part A: polymer Chemistry 2007, 44(7): 2358-2362.

58. Expanding the opportunities of blocked isocyanates. T. Loontjens, Kidd, H. Mohammad, B. Plum, B. Scholtens, J. Tant. 2006 Polyurethane Magazine, 5, 330, (2006).

57. H₃PO₄ in a direct synthesis of oligo-poly(ethylene phosphate) from ethylene glycol:. J. Pretula, K. Kaluzynski, B. Wisniewski, R. Szymanski, T. Loontjens, S. Penzcek 2006. J. of Polym. Sci., Part A: 44, 2358, (2006).

56. Expanding the opportunities of blocked isocyanates: Loontjens JA, Scholtens B, Plum B, Kidd T, Tant J, Ballet W. European Coating conferences: Pitturi Vernici (European Coatings) 2006, 82(11): 25.

55. Synthesis and characterization of alternating poly(amide urethane)s from ε-caprolactone, diamines and diphenyl carbonate: Sharma B, Keul H, Höcker H, Loontjens JA, van Benthem R. Polymer 2005, 46(6): 1775-1783.

54. Novel Route to Isocyanate-free Blocked Isocyanates with Functional Groups: Loontjens JA, Scholtens B, Kidd T, Plum B, European Coating Journal 2004, 10: 52.

53. New star-branched poly(acrylonitril) architectures ATRP: Synthesis and Solution Properties: Pitto V, Voit BI, Loontjens JA, van Benthem RATM. Macromol. Chem. Phys. 2004, 205(17): 2346-2355.

52. Microstructure and properties of poly(amide uterhtane)s derived from ε-caprolactam, amino alcohols and diphenyl carbonate or ethylene carbonate: comparison of the reactivity of α-hydroxy-ω-O-phenylurethanes and α-hydroxy-ω-O-hydroxyethyl urethanes: Sharma B, Ubaghs L, Keul H, Höcker H, Loontjens JA, van Benthem R. Macromol. Chem. Phys. 2004, 205(11): 1536-1546.

51. Synthesis and characterization of alternating poly(amide urethane)s from ε-caprolactam, amino alcohols and diphenyl carbonate: Sharma B, Ubaghs L, Keul H, Höcker H, Loontjens JA, van Benthem R. Polymer 2004, 45: 5427-5440.

50. Polyurethane Precursor Provides Selectivity – Novel route to isocyanate-free blocked isocyanates with functional groups: Loontjens JA, Plum B, Scholtens B, Kidd T. European Coating Journal 2004, 10(2): 52.

49 New, Isocyanate-free routes to Blocked Isocyanates from the non-toxic chemical Carbonyl BisCaprolactam (ALLINCO ^â ): Loontjens JA, Scholtens B, Plum B. J. Org. Coat. European Coating conferences 2004.

48 The formation of poly(ester-urea) networks in the absence of isocyanate monomers: Zimmermann J, Loontjens JA, Scholtens B, Mülhaupt R. Biomaterials 2004, 25: 2713-2719.

47 Low surface energy polymeric film from novel fluorinated blocked isocyanates: van Ravenstein L, Ming W, van de Grample RD, van der Linde R, de With G, Loontjens JA, Thüne PC, Niemantsverdriet JW. Macromol. 2004, 37(2): 408-413.

46. Synthesis and characterization of alternating poly(amide urea)s and Poly(amide urethane urethane)s from ε-caprolactam, Diamines and diphenyl carbonate or ethylene carbonate: Ubaghs L, Sharma B, Keul H, Höcker H, Loontjens JA, van Benthem R. E-Polymers 2003, 68: 1-16.

45. Modular Approach for Novel Nanostructered Polycondensates Enabled by the Unique Selectivity of Carbonyl BisCaprolactam: Loontjens JA. J. Polym. Sci. Part A: Polym. Chem. 2003, 41(21): 3198-3205.

44. Carbonylbiscaprolactam (CBC) a versatile reagent for organic synthesis and isocyanate-free urethane chemistry: Maier S, Loontjens JA, Scholtens B, Mülhaupt R. Angew. Chem. 2003, 42(41): 5094-5097.

43. Rotaxane Building Blocks bearing Blocked Isocyanate Stoppers – Polyrotaxane through Post-Assembly Chain Extension: Kidd T, Loontjens JA, Leigh D, Wong J, Angew. Chem. 2003, 42(29): 3379-3383.

42. Synthesis and characterization of alternating poly(amide urea)s and poly(amide urethane)s form ε-caprolactam, diamines and diphenyl carbonate: Ubaghs L, Sharma B, keul H, Höcker H, Loontjens JA, van Benthem R. E-Polymer 2003, 68: 1-16.

41. Synthesis, structure and properties of melamine-based supramolecular compounds: Öjelund K, Loontjens JA, Steeman P, Maurer F. Macromol. Chem. Phys. 2003, 204(1): 52-60.

40. Low Surface Energy Polymeric Films from Novel Fluorinated Blocked Isocyanates: van Ravenstein L, Ming W, van de Grampel RD, van der Linde R, de With G, Loontjes JA, Thüne PC, Niemantsverdriet JW. Polym. Mater. Sci. Eng. 2003, 88: 266-267.

39. Carbonylbiscaprolactam: A versatile reagent for the synthesis of reactive oligomers: Loontjens JA, Maier S, Scholtens B, Mülhaupt R. Polym. Prep. 2003, 44(1): 115.

38. Isocyanate-free route to oligomers with caprolactam-blocked isocyanate end groups by means of carbonylbiscaprolactam (CBC mediated end group conversions): Maier S, Loontjens JA, Scholtens B, Mülhaupt R. Macromolecules 2003, 36(13): 4727-4734.

37. Functional Hyperbranched Polyesters für application in Blends: Voit B, Beyerlein D, Eichhorn K, Grundke K, Schamjohann D, Loontjens JA. Chem. Eng. Technol. 2002, 25(7): 704-707.

36. Isocyanate-free Route to polyurethane: Loontjens JA, Scholtens B, Maier S, Mülhaupt R. Kunststoffe 2002, 92: 38.

35. Enzymatic ring-opening polymerization and atom transfer radical polymerization from a bifunctinal initiator: Meyer U, Palmans A, Loontjens JA, Heise A. Macromolecules 2002, 35(8): 2873-2875.

34. Functional hyperbranched polyesters for application in blends, coatings and thin films: Voit B, Beuerlein D, Eichhorn KJ, Grundke K, Schmaljohann D, Loontjens JA. Chemical Engineering & Technology 2002, 25(7): 704-707.

33. Functional Hyperbranched Polyesters for Application in Coatings and Thin Films: Voit B, Beyerlein D, Eichhorn K, Grundke K, Schmaljohann D, Loontjens JA. Chemie Ingenieur Technik 2001, 73(6): 687-688.

32. Synthesis of High Molar Mass Poly(alkylene phosphate)s by Polyaddition of Diepoxides to Difunctional Phosphoric Acids: Unusual Elimination of Side Reactions: Biedron T, Kaluzinsky K, Pretula J, Kubisha P, Penczek S, Loontjens JA. J. Polym. Sci. Part A: Polym. Chem 2001, 39: 3024-3034.

31. Solid State optical Properties of the methyl-exopyridine-actracene rotaxane: Gadret G, Zamboni R, Schouwink P, Mahrt R, Thies J, Loontjens JA, Leigh D. Chemical Physics 2001, 269(1-3): 381-388.

30. Optical and Electroemission Properties of Thin Films of Supramolecular Antraceene Based Rotaxane: Gadret G, Ruani G, Cavalini M, Biscarine F, Murgia M, Zamboni R, Giro G, Cocchi M, Fattori V, Loontjens JA, Thies J, Leigh A, Morales A, Mahrt R. Applied surface Science 2001, 369: 175-176.

29. Novel Supramolecular Polymer Networks Based on Melamine and Imide Containing Oligomers: Loontjens JA, Put J, Coussens B, Lange R, Sleijpen T, Palmen J, Plum B. Macromol. Symposia 2001, 174(1): 357-371.

28. Photophyiscal Properties of Thin Films and Solid Phase of Switchable Supramolecular Anthracene-based Rotaxanes: Gadret G, Ruanai G, Biscarini F, Murgia M, Zamboni R, Giro G, Cocchi M, Fattori V, Loontjens JA, Thies J, Leigh D, Morales A, Mahrt R. Synthetic metals 2001, 122(1): 63-65.

27. Excimer-like Electroluminicence from Thin Film of Switchable Supramolecular Anthracene-based Rotaxanes: Gadret G, Ruanai G, Biscarini F, Murgia M, Zamboni R, Giro G, Cocchi M, Fattori V, Loontjens JA, Thies J, Leigh D, Morales A. Synthetic metals 2001, 122(1): 27-29.

26. Structure and Dynamics in the Methylated Exopyridine Anthracene Rotaxane: ¹³C, ¹H, ¹⁹F solid-state NMR studies: Bourdon X, Leupold J, Mehring M, Thies J, Kidd T, Loontjens JA. Electronic Properties of Novel Materials – Molecular Nanostructures: AIP Conf. Proc. 2000, 544: 448.

25. Thin Film of Switchable Supramolecular Anthracene Based Rotaxanes: Evidence of Eximer-like Electroemission: Gadret G, Ruanai G, Biscarini F, Murgia M, Zamboni R, Giro G, Cocchi M, Fattori V, Loontjens JA, Thies J, Leigh D, Morales A, Mahrt R. Applied Surface Science 2000.

24. Melt modification of poly(styrene-co-maleic anhydride) with alcohols in the presence of 1,3-oxazolines: Bruch M, Mäder D, Bauers F, Loontjens JA, Mülhaupt R. J. of Polymer Science, Part A: Polymer Chemistry 2000, 38(8): 1222-1231.

23. New Polymer Structures Based on Vinyl Ether Polymerization: Goethals E, Reyntens W, Zhang X, Verdonk B, Loontjens JA. Macromolecular Symposia 2000, 157(1): 93-99.

22. A New Multifunctional Initiator System for the Living Cationic Polymerization of Vinylethers: Zhang X, Goethals E, Loontjens JA, Derks F. Macromol. Rapid Commun. 2000, 21(8): 1-4.

21. Modification with alkyl chains and the influence on thermal an mechanical properteis of armaot hyperbranched polyestes: Schamjohann D, Hässer L, Pötschke P, Voit B, Loontjens JA. Macromol. Chem. Phys. 2000, 201(1): 49-57.

20. New Coating Systems Based on Vinylether- and Oxetane Modified Hyperbranched Polyesters : Schmaljohann D, Voit BI, Jansen JFGA, Hendirks P, Loontjens JA. Macromol. Mater. Eng. 2000, 275(1): 31-41.

19. Melt Modification of Poly(styrene-co-maleic anhydride) with Alcohols in the Presence of 1,3-Oxazolines: Bruch M, Mäder D, Bouers F, Loontjens JA, Mülhaupt R. J. Polymer Sci. Part A: Polym. Chem. 2000, 38 (8): 1222-1231.

18. Modification with Alkyl Chains and the Influence on the Thermal and Mechanical Properties of Hyperbranched Polyester: Schmaljohann D, Häussler L, Pötschke P, Voit B, Loontjens JA. Macromol. Chem. Phys. 2000, 201(1): 49-57.

17. Synthesis of a -Amino- w -Carboxy-Polytetrehydrofuran: Vanrenthergem T, Dubreuil M, Goethals E, Loontjens JA. Polymer International 1999, 48(5): 343-345.

16. Blends of Amphiphilic Hyperbranched Polyesters and Different Polyolefines: Voit B, Schmaljohann D, Loontjens JA. Macromolecules 1999, 32(19): 6333-6339.

15. Synthesis of a -ALKYL- w -Trimethoxysilane Polyoxazolines and their Application as Coating on Glassfibers: Loontjens JA, Rique-Lurbet L. Designed Monomers and Polymers 1999, 2(3): 217.

14. Synthesis and characterization of Poly(ester-amides) derived from an Oxazoline-funtional Alcohol and Dicarboxilic Anhydrides: Mülhaupt R, Bruch M, Burgath A, Loontjens JA. J. of Polym. Sci., Part A: Polym. Chem. 1999, 37(16): 3367-3376.

13. The Action of Chain extenders in nylon-6, PET and Model Compounds: Loontjens JA, Pauwels K, Derks F, Nielen M, Sham C, Serné M. J. Appl. Polym. Sci. 1997, 65(9): 1813-1819.

12. Synthesis of Amphiphilic Poly(2-(1-pyrrolidone)-ethylvinylether-b-isobutyl vinylether): Nuyken O, Riess G, Loontjens JA, van der Linde R. Macromol. Reports 1995, A32(suppl. 4): 459-466.

11. Synthesis of Poly(2-chloro ethyl vinylether) and its Derivatives: Nuyken O, Riess G, Loontjens JA. Macromol reports (1995), A32(suppl 1&2): 217-226.

10. Synthesis of Poly(N-vinylcarbazole-isobutylvinylether): Nuyken O, Riess G, Loontjens JA, Macromol reports 1995, A32(suppl 1&2): 227-236.

9. Controlled Cationic Polymerization of N-vinylcarbazole: Nuyken O, Riess G, Loontjens JA, Macromol reports 1995, A32(suppl 1&2): 25-38.

8. Improved Synthesis and cationic Polymerization of N-vinylmaleimide: Winter H, Loontjens JA. Macromol. Rapid Commun. 1994, 15: 867-872.

7. Synthesis of a -Hydroxy- w -Amino-Poly(ethylene oxide) and its use in Reactive Injection Moulding (RIM): Loontjes JA, Scholtens BJR, Belt WJW, Frisch KC, Wong S-W. Polymer Bulletin 1993, 30: 489-494.

6. Synthesis of Bisoxazolines and their Application as Chain extender for Poly(ethylene terephthalate): Loontjens JA, Belt W, Stanssens D, Weerts P. Makromol. Chem. Macromol. Symp. 1993, 75: 211-216.

5. Synthesis of 1,2-Bis(2-oxazoline-2)ethane and its Application as Chain Extender for Poly(ethylene terephthalate): Loontjes JA, Belt W, Stanssens D, Weerts P. Polymer Bulletin 1993, 30(5): 13-18.

4. Blockcopolymers of Poly(vinylethers) and Poly(ethyleneglycol) by means of the Living Cationic Polymerization of Vinylethers: Loontjes JA, Derks F, Kleuskens E. Polymer Bulletin 1992, 27(5): 519-526.

3. Studied on the Polymerization of Propylene using Highly Active Magnesium Chloride Supported Zielger-Natta Catalysts: Effect of the Alkyl concentration on the Polymerization Rate and on the Active Centre Concentration: Tait PJT, Jaber IA, Loontjens JA. Stud. Surf. Sci. Cat. 1990, 56: 11-27.

2. Chemistry and Properties of New Bismaleimide Resin Designed for Improved Processbility: Winter H, Loontjens JA, Mostert HAM, Tholen MGW. Polyimides: Materials, Chemistry and Characterization 1989, 229-242. Ed. C. Feger, M. Khojasteh and J. McGrath, Elsevier Science Publishers B.V. Amsterdam.

1. Thiophilic Additions of Functionalized Carbanions to Sulfines: Loontjens JA, van der Leij M, Zwanenburg B. Receuil, J. of the Royal Netherlands Chemical Society 1980, 99/2: 39-44.