Patent SG-11201901823W-A (SG)
Title: Enhancing bond strength of medical devices
Inventor: ZHANG JIANBIN
IPC: A61L29/04
Filed: 2017-09-22
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 111111111111111111111111111111111111111111001111111111111111111111111111110111111 Organization International Bureau (10) International Publication Number (43) International Publication Date .....0\"\"\" WO 2018/057867 Al 29 March 2018 (29.03.2018) WI P0 I P C T — (51) (21) (22) (25) Filing Language: (26) (30) (71) (72) International Patent Classification: 72 A61L 29/04 (2006.01) (US). International Application Number: (74) Agent: PCT/US2017/052925 Wood Avenue South, International Filing Date: (US). 22 September 2017 (22.09.2017) (81) Designated English kind AO, Publication Language: English CA, Priority Data: DZ, EC, EE, EG, ES, 62/399,740 26 September 2016 (26.09.2016) US HR, 15/711,646 21 September 2017 (21.09.2017) US KR, MG, Applicant: BECTON, DICKINSON AND COMPANY OM, [US/US]; 1 Becton Drive, MC 110, Franklin Lakes, New SC, Jersey 07417-1880 (US). TR, Inventors: ZHANG, Jianbin; 41 Baker Road, Livingston, (84) Designated New Jersey 07417 (US). HERMEL-DAVIDOCK, There- kind sa; 4 Hunters Way, Newton, New Jersey 07806 (US). GM, COUGHLIN, Edward Bryan; 4 Ladyslipper Circle, UG, ZM, ZW), Eurasian Amherst, Massachusetts 01002 (US). DATASHVILI, Tea; TM), Clinton Place Apt 2A, Hackensack, New Jersey 07601 Karen M.; Servilla Whitney LLC, 33 Suite 830, Iselin, New Jersey 08830 otherwise indicated, for every available): AE, AG, AL, AM, BB, BG, BH, BN, BR, BW, BY, BZ, CR, CU, CZ, DE, DJ, DK, DM, DO, FI, GB, GD, GE, GH, GM, GT, HN, IR, IS, JO, JP, KE, KG, KH, KN, KP, LK, LR, LS, LU, LY, MA, MD, ME, MX, MY, MZ, NA, NG, NI, NO, NZ, PL, PT, QA, RO, RS, RU, RW, SA, SL, SM, ST, SV, SY, TH, TJ, TM, TN, US, UZ, VC, VN, ZA, ZM, ZW. otherwise indicated, for every available): ARIPO (BW, GH, MZ, NA, RW, SD, SL, ST, SZ, TZ, (AM, AZ, BY, KG, KZ, RU, TJ, AT, BE, BG, CH, CY, CZ, DE, DK, WHITNEY, States (unless of national protection AT, AU, AZ, BA, CH, CL, CN, CO, HU, ID, IL, IN, KW, KZ, LA, LC, MK, MN, MW, PA, PE, PG, PH, SD, SE, SG, SK, TT, TZ, UA, UG, States (unless of regional protection KE, LR, LS, MW, European (AL, = (54) 0 components Title: ENHANCING BOND STRENGTH 250 200 150 Bond Strength (N) 100 50 OF MEDICAL DEVICES PE bonding strength with PE-760-g-PEO-8 = = = = = = = , (PE-g-PEO) of ethylene. These = = = = = _ 4- PC -1111- SMA -A, MABS -ft- PMMA = 1-1 IC-- G IN C 11 in © --- -- GO (57) in ei their 0 0.0% 0.5% 1.0% 1.5% 2.0% 2.5% 3.0% 3.5% 4.0% 4.5% 5.0% PE-g-PEO Concentration (weight%) FIG. 2 : Components of medical devices include polyethylene-poly(ethylene oxide) amphiphilic graft copolymers base polymer formulations. The base polymeric formulations comprise at least a polymer or co-polymer are suitable for solvent-bonding with other components and enhance bond strength of the medical devices. C [Continued on next page] WO 2018/057867 Al MIDEDIMOMMIDIREIHRIRIONERIEHMOVON EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, SK, SM, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3))