Patent AU-2013200560-B2 (AU)
Title: Anti-skid high retroreflectivity preformed thermoplastic composites for runway applications
Inventor: GREER ROBERT W
IPC: E01F9/04
Filed: 2011-09-22
Granted: 2015-11-19
Abstract: (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (10) International Publication Number (43) International Publication Date W O 2013/043178 Al 28 March 2013 (28.03.2013) W I PO I P CT (51) International Patent Classification: AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, E01F 9/00 (2006.01) G09F 19/22 (2006.01) CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, E01C 5/20 (2006.01) G09F 7/00 (2006.01) DZ, EC, EE, EG, ES, Fl, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, (21) International Application Number: KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, PCT/US2011/052733 MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, (22) International Filing Date: OM, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, 22 September 2011 (22.09.2011) SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (25) Filing Language: English (84) Designated States (unless otherwise indicated, for every (26) Publication Language: English kind of regional protection available): ARIPO (BW, GH, (71) Applicant (for all designated States except US): FLINT GM, KE, LR, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, TRADING, INC. [US/US]; 115 Todd Court, Thomasville, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, MD, RU, TJ, NC 27360 (US). TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, Fl, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, (72) Inventors; and MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, (71) Applicants : GREER, Robert, W. [US/US]; 105 Chero- TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, kee Drive, Lexington, NC 27295 (US). YAKOPSON, Si- ML, MR, NE, SN, TD, TG). mon [US/US]; 710 36th Avenue NE, Hickory, NC 28601 Published (US). BINDER, Catherine [US/US]; 4117 Stonemill ' Drive, Highpoint, NC 27265 (US). - with international search report (Art. 21(3)) (74) Agent: GRUNE, Guerry, L.; 784 S. Villier Ct., Virginia - with information concerning one or more priority claims Beach, VA 23452 (US). considered void (Rule 26bis.2(d)) (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, (54) Title: ANTI-SKID HIGH RETROREFLECTIVITY PREFORMED THERMOPLASTIC COMPOSITES FOR RUNWAY AP (57) Abstract: Disclosed is an alkyd or hydrocarbon resin-based pre-manufactured thermoplastic airport runway signage that is ap plied in relatively large sections onto an airport runway where the alkyd or hydrocarbon resin-based composite includes a functional ized wax incorporated in the resin-based composite within the range of 0.2 to 3 percent by weight, thereby allowing the resin-based composite to exist in a molten state within a viscosity range of between 35,000 and 85,000 centipoise and wherein the top surface f4 provides an area for surface indicia materials existing on the top surface together with retroreflective glass beads with an index of re fraction of 1.9 such that when the beads are suspended in and applied on the surface of the resin-based composite in a molten state the beads do not sink into the resin-based composite provide for allowing and maintaining an overall retroreflectivity of about 1000 millicandellas/m 2/lux (mcd).