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1. (WO2018006271) ZINC-CALCIUM PHOSPHATING AGENT, AND METAL WORKPIECE AND SURFACE PHOSPHATE CONVERSION METHOD THEREOF
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.:    WO/2018/006271    International Application No.:    PCT/CN2016/088703
Publication Date: 11.01.2018 International Filing Date: 05.07.2016
IPC:
C23C 22/07 (2006.01), C23C 22/13 (2006.01), C23C 22/17 (2006.01), C23C 22/18 (2006.01)
Applicants: SHENZHEN HENGZHAOZHI TECHNOLOGY CO., LTD. [CN/CN]; WANG, Raoling 202.203-115 Block B, Garden City Digital Building, NanhaiRoad 1079, Shekou Street, Nanshan District Shenzhen, Guangdong 518000 (CN)
Inventors: WANG, Raoling; (CN)
Agent: SHENZHEN HUATENG INTELLECTUAL PROPERTY AGENT CO.,LTD.; Niancai Peng Room 335,3th floor,Wangcheng Building,Longguan East Road,Longhua Street,Longhua District Shenzhen, Guangdong 518109 (CN)
Priority Data:
Title (EN) ZINC-CALCIUM PHOSPHATING AGENT, AND METAL WORKPIECE AND SURFACE PHOSPHATE CONVERSION METHOD THEREOF
(FR) AGENT DE PHOSPHATATION AU ZINC-CALCIUM, ET PIÈCE DE FABRICATION MÉTALLIQUE ET SON PROCÉDÉ DE CONVERSION PAR PHOSPHATATION
(ZH) 锌钙系磷化剂、金属工件及其表面磷化处理方法
Abstract: front page image
(EN)A zinc-calcium phosphating agent for forming a coating on a surface of a metal workpiece. 2,000 parts by weight of the zinc-calcium phosphating agent comprises the following components: 350-450 parts of a phosphoric acid; 200-300 parts of a nitric acid; 150-250 parts of a zinc oxide; 20-50 parts by weight of a light calcium carbonate, 50-80 parts of a Mazhev salt; 5-20 parts of a citric acid; 2-5 parts of a nickel nitrate; 2-5 parts of iron nitrate; and a remainder of water. Further disclosed are a metal workpiece surface phosphate conversion method and a metal workpiece.
(FR)Cette invention concerne un agent de phosphatation au zinc-calcium destiné à former un revêtement sur une surface d'une pièce métallique. L'agent de phosphatation au zinc-calcium comprend les constituants suivants, pour 2000 parties en poids : 350 à 450 parties d'un acide phosphorique ; 200 à 300 parties d'un acide nitrique ; 150 à 250 parties d'un oxyde de zinc ; 20 à 50 parties en poids d'un carbonate de calcium léger, 50 à 80 parties d'un sel de Mazhev ; 5 à 20 parties d'un acide citrique ; 2 à 5 parties d'un nitrate de nickel ; 2 à 5 parties de nitrate de fer ; et le reste étant de l'eau. L'invention concerne en outre un procédé de conversion de surface par phosphatation d'une pièce de fabrication métallique et une pièce de fabrication métallique.
(ZH)一种锌钙系磷化剂,用于在金属工件表面形成皮膜,以2000重量份计,包括如下重量份数的成分:350-450份磷酸,200-300份硝酸,150-250份的氧化锌,20-50份轻质碳酸钙,50-80份马日夫盐,5-20份柠檬酸,2-5份硝酸镍,2-5份硝酸铁和余量水。还公开了一种金属工件表面磷化处理方法及一种金属工件。
Designated States: 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, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, 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.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (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)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG).
Publication Language: Chinese (ZH)
Filing Language: Chinese (ZH)