Patent SG-11201901865U-A (SG)
Title: Enhancing bond strength of medical devices
Inventor: ZHANG JIANBIN
IPC: C08L71/02
Filed: 2017-09-22
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 29 March 2018 (29.03.2018) WIP0 I PCT omit °nolo olmoom mom!! °nom mil (10) International Publication Number WO 2018/057873 Al (51) International Patent Classification: A61L 27/16 (2006.01) CO8L 71/02 (2006.01) (21) International Application Number: PCT/US2017/052931 (22) International Filing Date: 22 September 2017 (22.09.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/399,748 26 September 2016 (26.09.2016) US 15/711,657 21 September 2017 (21.09.2017) US (71) Applicant: BECTON, DICKINSON AND COMPANY [US/US]; 1 Becton Drive, MC 110, Franklin Lakes, New Jersey 07417-1880 (US). (72) Inventors: ZHANG, Jianbin; 41 Baker Road, Livingston, New Jersey 07417 (US). HERMEL-DAVIDOCK, There- sa; 4 Hunters Way, Newton, New Jersey 07806 (US). COUGHLIN, Edward Bryan; 4 Ladyslipper Circle, Amherst, Massachusetts 01002 (US). DATASHVILI, Tea; 72 Clinton Place Apt 2A, Hackensack, New Jersey 07601 (US). (74) Agent: WHITNEY, Karen M.; SERVILLA WHITNEY LLC, 33 Wood Avenue South, Suite 830, Iselin, New Jersey 08830 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, (54) Title: ENHANCING BOND STRENGTH OF MEDICAL DEVICES Bonding strength of TPE + PP-g-PEO with PC 1-1 N 00 N O (57) : Components of medical devices include polypropylene-poly(ethylene oxide) amphiphilic graft copolymers (PP-g-PEO) in their base polymer formulations. The base polymeric formulations comprise at least a polymer or co-polymer of propylene. These 0 components are suitable for solvent-bonding with other components and enhance bond strength of the medical devices. C [Continued on next page] Bond Strength (N) TPE + 0 wt .% PP-g-PEO Example 1 Comparative TPE + 0.5 wt% PP-g-PEO Example 2-1 TPE + 5.0 wt.% PP-g-PEO Example 2-2 FIG. 2 WO 2018/057873 Al MIDEDIMOMOIDEIRDERIONINEEDEIIMOVOIMIE 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, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: with international search report (Art. 21(3)) before the expiration of the time limit for amending the claims and to be republished in the event of receipt of amendments (Rule 48.2(h))