Patent SG-11201907011X-A (SG)
Title: Polymer nanocomposite masterbatch, polymer nanocomposite and methods for preparation thereof
Inventor: PHONTHAMMACHAI NOPPHAWAN
IPC: C08K9/02
Filed: 2018-02-01
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 16 August 2018 (16.08.2018) WIP0 1 PCT ill 1111u°111110111sOHolo olommocioimommo oimIE (10) International Publication Number WO 2018/145994 Al (51) International Patent Classification: C08J 3/22 (2006.01) C08K 9/02 (2006.01) C08J 5/00 (2006.01) C08K 9/04 (2006.01) 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). (21) International Application Number: (22) International Filing Date: PCT/EP2018/052535 Published: — with international search report (Art. 21(3)) 01 February 2018 (01.02.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 17155580.8 10 February 2017 (10.02.2017) EP (71) Applicant: THAI POLYETHYLENE CO., LTD. [TH/TH]; 1 Siam Cement Road, Bangsue Sub-District, Bangsue District, Bangkok, 10800 (TH). (72) Inventors: PHONTHAMMACHAI, Nopphawan; No. 175 Prathanmuang road, Bangmunnak, Pichit, 66120 (TH). TREETHAMMAKUL, Supakitt; No. 87/28 Sirisuk, 2 Theparuk road, Muang Samut, Prakarn, 10270 (TH). SUKACHONMAKUL, Tanapon; No. 43/415 Rama2 road, Samaedam Bangkuntian, Bangkok, 10150 (TH). (74) Agent: BOEHMERT & BOEHMERT ANWALTS- PARTNERSCHAFT MBB; Dr. Volker Scholz, Holler- allee 32, 28209 Bremen (DE). (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, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, 1-1 • (54) Title: POLYMER NANOCOMPOSITE MASTERBATCH, POLYMER NANOCOMPOSITE AND METHODS FOR PREPARATION THEREOF 71' cN (57) : The present invention relates to a method for preparing a polymer nanocomposite masterbatch, comprising the steps: in a) dispersing a nano filler material in an organic solvent; b) contacting the nano filler material in the organic solvent with a surface functionalizing agent to form, a surface functionalized nano filler material suspension; c) mixing the surface functionalized nano filler 1-1 ▪ material suspension with a polymer solution to form a dissolved polymer nanocomposite masterbatch suspension; d) precipitating the dissolved polymer nanocomposite masterbatch suspension to produce a precipitation of polymer nanocomposite masterbatch; e) 1-1 optionally, filtering and drying the precipitation of polymer nanocomposite masterbatch to form a polymer nanocomposite masterbatch ei and a polymer nanocomposite masterbatch obtainable this way as well as to a method for preparing a polymer nanocomposite and a 0 polymer nanocomposite obtainable this way.