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1. (WO2019027261) LEAD-FREE SOLDER ALLOY COMPOSITION AND PREPARATION METHOD THEREFOR
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.: WO/2019/027261 International Application No.: PCT/KR2018/008763
Publication Date: 07.02.2019 International Filing Date: 01.08.2018
IPC:
B23K 35/26 (2006.01) ,C22C 13/00 (2006.01) ,C09C 1/62 (2006.01) ,C09C 3/04 (2006.01) ,C09C 3/06 (2006.01) ,B23K 35/02 (2006.01) ,B22F 9/04 (2006.01) ,B22F 9/00 (2006.01) ,B22F 1/02 (2006.01)
B PERFORMING OPERATIONS; TRANSPORTING
23
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
K
SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
35
Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
22
characterised by the composition or nature of the material
24
Selection of soldering or welding materials proper
26
with the principal constituent melting at less than 400C
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
13
Alloys based on tin
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C
TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES; PREPARATION OF CARBON BLACK
1
Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
62
Metallic pigments or fillers
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C
TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES; PREPARATION OF CARBON BLACK
3
Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
04
Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C
TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES; PREPARATION OF CARBON BLACK
3
Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
06
Treatment with inorganic compounds
B PERFORMING OPERATIONS; TRANSPORTING
23
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
K
SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
35
Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
02
characterised by mechanical features, e.g. shape
B PERFORMING OPERATIONS; TRANSPORTING
22
CASTING; POWDER METALLURGY
F
WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
9
Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor
02
using physical processes
04
starting from solid material, e.g. by crushing, grinding or milling
B PERFORMING OPERATIONS; TRANSPORTING
22
CASTING; POWDER METALLURGY
F
WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
9
Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor
B PERFORMING OPERATIONS; TRANSPORTING
22
CASTING; POWDER METALLURGY
F
WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
1
Special treatment of metallic powder, e.g. to facilitate working, to improve properties; Metallic powders per se, e.g. mixtures of particles of different composition
02
comprising coating of the powder
Applicants:
서울시립대학교 산학협력단 UNIVERSITY OF SEOUL INDUSTRY COOPERATION FOUNDATION. [KR/KR]; 서울시 동대문구 서울시립대로 163 163, Seoulsiripdae-ro Dongdaemun-gu Seoul 02504, KR
Inventors:
정재필 JUNG, Jae Pil; KR
정도현 JUNG, Do Hyun; KR
Agent:
유미특허법인 YOU ME PATENT AND LAW FIRM; 서울시 강남구 테헤란로 115 115 Teheran-ro Gangnam-gu Seoul 06134, KR
Priority Data:
10-2017-009776101.08.2017KR
10-2017-010617622.08.2017KR
10-2018-000449912.01.2018KR
Title (EN) LEAD-FREE SOLDER ALLOY COMPOSITION AND PREPARATION METHOD THEREFOR
(FR) COMPOSITION D'ALLIAGE DE BRASURE SANS PLOMB ET SON PROCÉDÉ DE PRÉPARATION
(KO) 무연솔더 합금 조성물 및 그 제조방법
Abstract:
(EN) Disclosed is a lead-free alloy composition comprising: a solder comprising at least one alloy selected from a Sn-Ag-Cu alloy, a Sn-Cu alloy, and a Sn-Ag alloy; and an additive added to the solder, the additive comprising a tungsten metal nanopowder.
(FR) L'invention concerne une composition d'alliage sans plomb comprenant : une brasure comprenant au moins un alliage choisi parmi un alliage Sn-Ag-Cu, un alliage Sn-Cu et un alliage Sn-Ag ; et un additif ajouté à la brasure, l'additif comprenant une nanopoudre de métal tungstène.
(KO) Sn-Ag-Cu합금, Sn-Cu 합금 및 Sn-Ag 합금 중에서 선택되는 하나 이상의 합금을 포함하는 솔더; 및 상기 솔더에 첨가되는 첨가제;를 포함하고, 상기 첨가제는, 텅스텐 금속 나노 분말;을 포함하는 포함하는 무연솔더 합금 조성물이 소개된다.
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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, 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, 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
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (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: Korean (KO)
Filing Language: Korean (KO)