Patent AU-2006327910-B2 (AU)
Title: Polymer article having a thin coating formed on at least one of its side by plasma and method for producing such article
Inventor: NASSER BELDI
IPC: C23C30/00
Filed: 2006-06-16
Granted: 2011-12-01
Abstract: (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date (10) International Publication Number 28 June 2007 (28.06.2007) PCT W O 2007/072120 Al (51) International Patent Classification: (81) Designated States (unless otherwise indicated, for every C23C 30/00 (2006.01) kind of national protection available): AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CI, CN, (21) International Application Number: CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, PCT/IB2006/002483 GB, GD, GE, GI, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, (22) International Filing Date: 16 June 2006 (16.06.2006) LV, LY, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NG, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RS, RU, SC, SD, (25) Filing Language: English SE, SG, SK, SL, SM, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (26) Publication Language: English (84) Designated States (unless otherwise indicated, for every (30) Priority Data: kind of regional protection available): ARIPO (BW, GI, PCT/EP05/007063 16 June 2005 (16.06.2005) FR GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM), (71) Applicant (for all designated States except US): INNO- European (AT, BE, BG, CI, CY, CZ, DE, DK, EE, ES, FI, VATIVE SYSTEMS & TECHNOLOGIES [FR/FR]; 9, FR, GB, GR, HU, IE, IS, IT, LT, LU, LV, MC, NL, PL, PT, Rue Fulgence Bienvenue, F-22300 Lannion (FR). RO, SE, SI, SK, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG). (72) Inventors; and Declaration under Rule 4.17: (75) Inventors/Applicants (for US only): BELDI, Nasser - of inventorship (Rule 4.17(iv)) [FR/FR]; R6sidence Kergomar Batiment 23, F-22300 Lannion (FR). CHOLLET, Patrick [FR/FR]; 5, impasse Published: du Penker Servel, F-22300 Lannion (FR). with international search report For two-letter codes and other abbreviations, refer to the "Guid (74) Agent: BOIRE, Philippe; Cabinet Plasseraud, 65/67, rue ance Notes on Codes and Abbreviations " appearing at the begin de la Victoire, F-75440 Paris Cedex 09 (FR). ning of each regular issue of the PCT Gazette. (54) Title: POLYMER ARTICLE HAVING A THIN COATING FORMED ON AT LEAST ONE OF ITS SIDE BY PLASMA AND METHOD FOR PRODUCTING SUCH ARTICLE (57) Abstract: Polymer article having a thin coating on at least one of its side, characterized in that said coating comprises a first coating of SiOCyH 2 which is a plasma polymerized tetramethylsilane deposited on the surface on said polymer article, the x value C being between 0 and 1.7, the y value being between 0.5 and 0.8, the z value being between 0.35 and 0.6 for said first SiOCyHzcoating and a second coating of SiOCyHz which is a plasma polymerized tetramethylsilane deposited on the surface on said first coating, the x value being between 1.7 and 1.99, the y value being between 0.2 and 0.7, the z value being between 0.2 and 0.35 for said second SiOCyHz coating and in that the thickness of said first coating is from about 1 nanometer to about 15 nanometers and in that the thickness of said second coating is from about 10 nanometers to about 100 nanometers, preferentially around 30 nanometers.