KR960041117A - Clay composition for precious metal molding and manufacturing method of precious metal sintered product - Google Patents

Clay composition for precious metal molding and manufacturing method of precious metal sintered product Download PDF

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Publication number
KR960041117A
KR960041117A KR1019950012739A KR19950012739A KR960041117A KR 960041117 A KR960041117 A KR 960041117A KR 1019950012739 A KR1019950012739 A KR 1019950012739A KR 19950012739 A KR19950012739 A KR 19950012739A KR 960041117 A KR960041117 A KR 960041117A
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KR
South Korea
Prior art keywords
noble metal
precious metal
clay composition
molding
powder
Prior art date
Application number
KR1019950012739A
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Korean (ko)
Other versions
KR100255996B1 (en
Inventor
유끼오 오자와
신이찌 이시가끼
히도시 아라끼
유끼오 나까다
Original Assignee
아이다 마사이찌
아이다 가가꾸 고교 가부시기가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 아이다 마사이찌, 아이다 가가꾸 고교 가부시기가이샤 filed Critical 아이다 마사이찌
Priority to KR1019950012739A priority Critical patent/KR100255996B1/en
Publication of KR960041117A publication Critical patent/KR960041117A/en
Application granted granted Critical
Publication of KR100255996B1 publication Critical patent/KR100255996B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/052—Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B22F1/103—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing an organic binding agent comprising a mixture of, or obtained by reaction of, two or more components other than a solvent or a lubricating agent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2301/00—Metallic composition of the powder or its coating
    • B22F2301/25—Noble metals, i.e. Ag Au, Ir, Os, Pd, Pt, Rh, Ru

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Adornments (AREA)

Abstract

귀금속보식품(寶飾品), 미술공예품, 장식품등의 공예적 요소가 큰 귀금속조형물의 제작하기 위한 소재로서 사용하는 귀금속조형용 점토조성물 및 귀금속소결품(燒結品)의 제조방법을 제공한다. 순귀금속분(純貴金屬粉), 귀금속합금분의 1종 이상으로 이루어지는 귀금속분말과 유기계 바인더수용액과 혼련하여 이루어지는 귀금속조형용 점토조성물에 있어서, 유기계 바인더로서 전분 0.02∼3.0wt%와 수용성 셀룰로스계 수지 0.02∼3.0wt%를 함유한다.The present invention provides a clay composition for precious metal molding and a method for producing precious metal sintered articles, which are used as materials for the production of precious metal sculptures with a large number of craft elements such as precious metal jewelry, art crafts, and ornaments. In the clay composition for noble metal molding composed of a noble metal powder consisting of pure noble metal powder and noble metal alloy powder and at least one kind of precious metal alloy powder and an organic binder aqueous solution, 0.02 to 3.0 wt% of starch as an organic binder and a water-soluble cellulose resin 0.02 It contains -3.0 wt%.

Description

귀금속조형용 점토조성물 및 귀금속소결품의 제조방법Clay composition for precious metal molding and manufacturing method of precious metal sintered product

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (4)

순귀금속분(純貴金屬粉), 귀금속합금분의 1종 이상으로 이루어지는 귀금속분말과 유기계 바인더수용액과를 혼련하여 이루어지는 귀금속조형용 점토조성물에 있어서, 유기계 바인더로서 전분 0.02∼3.0wt%와 수용성 셀룰로스계 수지 0.02∼3.0wt%를 함유하는 것을 특징으로 하는 귀금속조형용 점토조성물.In the clay composition for noble metal molding comprising a mixture of a noble metal powder comprising at least one of pure noble metal powder and precious metal alloy powder and an organic binder aqueous solution, starch 0.02-3.0 wt% and a water-soluble cellulose resin as organic binders. A clay composition for noble metal molding, containing 0.02 to 3.0 wt%. 제1항에 있어서 유기계 바인더가 0.1∼4wt%인 것을 특징으로 하는 귀금속조형용 점토조성물.The clay composition for noble metal molding according to claim 1, wherein the organic binder is 0.1 to 4 wt%. 제1항에 있어서, 귀금속분말은 평균입경 5∼30마이크로미터, 입경 1∼100마이크로미터의 것을 주성분으로 하는 것을 특징으로 하는 귀금속조형용 점토조성물.The clay composition for noble metal molding according to claim 1, wherein the noble metal powder is composed mainly of an average particle diameter of 5 to 30 micrometers and a particle diameter of 1 to 100 micrometers. 순귀금속분, 귀금속합금분의 1종 이상으로 이루어지는 귀금속분말과 유기계 바인더수용액과를 혼련하여 이루어지고, 유기계 바인더로서 전분 0.02∼3.0wt%와 수용성 셀룰로스계 수지 0.02∼3.0wt%를 함유하는 귀금속조형용 점토조성물을 사용하여 원하는 형상으로 조형하고, 건조한 점토조형물을, 사용한 귀금속분말의 융점보다 70∼250℃ 낮은 온도범위내에서 5분 이상 소결(燒結)하는 것을 특징으로 하는 귀금속소결품의 제조방법.It is made by kneading a noble metal powder consisting of pure noble metal powder and noble metal alloy powder with one or more kinds of noble metal alloy and an organic binder aqueous solution and containing 0.02 to 3.0 wt% of starch and 0.02 to 3.0 wt% of water-soluble cellulose resin as an organic binder. A method for producing a precious metal sintered product, characterized by molding a clay composition into a desired shape and sintering the dried clay sculpture for at least 5 minutes in a temperature range of 70 to 250 ° C. lower than the melting point of the used precious metal powder. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950012739A 1995-05-22 1995-05-22 Clayish composition for molding shaped article of noble metal and method for production of sintered article of noble metal KR100255996B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950012739A KR100255996B1 (en) 1995-05-22 1995-05-22 Clayish composition for molding shaped article of noble metal and method for production of sintered article of noble metal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950012739A KR100255996B1 (en) 1995-05-22 1995-05-22 Clayish composition for molding shaped article of noble metal and method for production of sintered article of noble metal

Publications (2)

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KR960041117A true KR960041117A (en) 1996-12-19
KR100255996B1 KR100255996B1 (en) 2000-05-01

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100428532B1 (en) * 2001-09-13 2004-04-29 나순임 The precious metals sintered product and manufacture method it

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003028927A1 (en) * 2001-09-28 2003-04-10 Mitsubishi Materials Corporation Silver powder for silver clay and silver clay comprising the silver powder
KR100489630B1 (en) * 2002-10-31 2005-05-17 류수연 Nobel metal clay compositions for nobel metal articles, and their preparation method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100428532B1 (en) * 2001-09-13 2004-04-29 나순임 The precious metals sintered product and manufacture method it

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