FIBER CEMENT FLOORING PRODUCTS AND METHODS FOR THE PRODUCTION THEREOF

摘要

180 160 140 g 120 100 80 g- ,§ 60 u 40 20 0 (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 02 August 2018 (02.08.2018) WIP0 I PCT omit VIII °nolo offi 11E1°1°111mo oimIE (10) International Publication Number WO 2018/138273 Al (51) International Patent Classification: C04B 28/02 (2006.01) (21) International Application Number: PCT/EP2018/051974 (22) International Filing Date: 26 January 2018 (26.01.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 17153233.6 26 January 2017 (26.01.2017) EP 17192726.2 22 September 2017 (22.09.2017) EP (71) Applicants: ETEX SERVICES NV [BE/BE]; Kuier- mansstraat 1, 1880 Kapelle-op-den-Bos (BE). ETERNIT NV [BE/BE]; Kuiermansstraat 1, 1880 Kapelle-op-den-Bos (BE). (72) Inventors: BORDIN, Ruben; Mechelveldstraat 10, 2800 Mechelen (BE). VAN DER HEYDEN, Luc; Genninck- straat 8, 3190 Boortmeerbeek (BE). (74) Agent: VAECK, Elke et al.; Kuiermansstraat 1, 1880 Kapelle-op-den-Bos (BE). (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, 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). (54) Title: FIBER CEMENT FLOORING PRODUCTS AND METHODS FOR THE PRODUCTION THEREOF Charpy impact resistance N co 00 O C 4 5 F^mple No. Figure 1 (57) : The present invention relates to fiber cement flooring products. In particular, the present invention provides fiber cement flooring products, at least comprising cement and fibers, characterized in that these fiber cement flooring products comprise amorphous silica in an amount of between about 2 weight % and about 15 weight % compared to the total dry weight of the fiber cement composition of said fiber cement flooring product. The present invention further relates to methods for the production of such fiber cement flooring products as well as uses of such fiber cement flooring products in the building industry. The present invention further relates to fiber cement formulations and fiber cement materials, which are suitable for the production of fiber cement products for flooring applications. [Continued on next page] WO 2018/138273 Al MIDEDIMOMMIONER13011111101010EINDEVOIS Declarations under Rule 4.17: — of inventorship (Rule 4.17(iv)) Published: — with international search report (Art. 21(3))