KR870000978A - Mold binder composition and manufacturing method of casting mold - Google Patents

Mold binder composition and manufacturing method of casting mold Download PDF

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Publication number
KR870000978A
KR870000978A KR1019860006231A KR860006231A KR870000978A KR 870000978 A KR870000978 A KR 870000978A KR 1019860006231 A KR1019860006231 A KR 1019860006231A KR 860006231 A KR860006231 A KR 860006231A KR 870000978 A KR870000978 A KR 870000978A
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KR
South Korea
Prior art keywords
binder composition
mold
resin
compound
weight
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Application number
KR1019860006231A
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Korean (ko)
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KR920004449B1 (en
Inventor
하루미 다까하시
마스오 사와
가즈히꼬 기우찌
요오지 미야바따
Original Assignee
아라이 가즈오
가오오 퀘이커 가부시끼가이샤
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Priority claimed from JP60167263A external-priority patent/JPS6228042A/en
Application filed by 아라이 가즈오, 가오오 퀘이커 가부시끼가이샤 filed Critical 아라이 가즈오
Publication of KR870000978A publication Critical patent/KR870000978A/en
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Publication of KR920004449B1 publication Critical patent/KR920004449B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B22C1/20—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents
    • B22C1/22—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B22C1/20—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents
    • B22C1/22—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins
    • B22C1/2233—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mold Materials And Core Materials (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

내용 없음.No content.

Description

주형점결제 조성물 및 주조용 주형의 제조방법Mold binder composition and manufacturing method of casting mold

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

제1도는 실시예에서 사용된 분자량 측정법에 의해 얻은 본 발명에 따르는 점결제 조성물의 대표적인 GPC 도표.1 is a representative GPC diagram of a binder composition according to the present invention obtained by molecular weight determination used in the Examples.

제2도는 본 발명의 GPC에 따르는 분자량의 측정에 사용된바, 측정장치 및 연결법을 나타내는 공정도이다.2 is a process chart showing the measuring device and connection method used for the measurement of the molecular weight according to the GPC of the present invention.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 용매용 스탠드 2 : 펌프1: solvent stand 2: pump

3 : 샘플주입 밸브 4 : 맥압유속 제어회로3: sample injection valve 4: pulse pressure flow control circuit

5 : 보호컬럼 6 : 3000HXL 컬럼5: protective column 6: 3000HXL column

7 : 2500HXL 컬럼 8 : IR 검출기7: 2500HXL Column 8: IR Detector

9 : 데이타 프로세서 10 : 액체폐기물9: Data Processor 10: Liquid Waste

Claims (9)

(a) 치환 또는 비치환되어 있는 1가 또는 2가 페놀 화합물, 또는 그의 혼합물 및 알데히드 화합물의 축합에 의해 얻은 레졸수지, (b) 상기 레졸수지와 푸란수지의 혼합물, 그리고 (c) 푸란수지, 상기 페놀화합물 및 알데히드 화합물의 공축합에 의해 얻은 수지, 상기 수지는 300 내지 3000의 무게 평균분자량을 가지며, 이들 수지로부터 선택된 하나 또는 그 이상의 구성성분을 주로 포함하는 산 경화수지로 이루어지는 것을 특징으로 하는 주형 점결제 조성물.(a) a resol resin obtained by condensation of a substituted or unsubstituted monovalent or divalent phenol compound, or a mixture thereof and an aldehyde compound, (b) a mixture of said resol resin and furan resin, and (c) furan resin, Resin obtained by the co-condensation of the phenol compound and the aldehyde compound, the resin has a weight average molecular weight of 300 to 3000, characterized in that consisting of acid-cured resin mainly containing one or more components selected from these resins Mold binder composition. 제1항에 있어서, 다음 조건을 만족시키는 것을 특징으로 하는 주형 점결제 조성물.The mold binder composition according to claim 1, wherein the following conditions are satisfied. (A+B)/(3×B+k×C)=0.4 내지 0.7(A + B) / (3 × B + k × C) = 0.4 to 0.7 상기 식에서 A : 상기 조성물 100g 중의 단량체뿐 아니라 반응생성물의 형태로 포함될 상기 알데히드의 몰양. B : 상기 조성물 100g에 포함된 푸란고리의 수 C : 상기 조성물 100g에 포함된 페놀성 히드록실기의 수 k : 포름알데히드와의 첨가반응으로 들어갈 수 있는 상기 페놀화합물 한분자의 오르로 및 파라 위치의 총수Wherein: the molar amount of the aldehyde to be included in the form of the reaction product as well as the monomer in 100 g of the composition. B: Number of furangos contained in 100g of the composition C: Number of phenolic hydroxyl groups in 100g of the composition count 제2항에 있어서, 조건중 k는 3이며 상기 페놀화합물은 다음 일반식(I)을 갖은 것을 특징으로 하는 주형 점결제 조성물.The mold binder composition according to claim 2, wherein k is 3 and the phenolic compound has the following general formula (I). 상기 식에서, R1과 R2는 각각 수소 또는 1 내지 9개의 탄소원자를 갖는 탄화수소기이다.Wherein R 1 and R 2 are each hydrogen or a hydrocarbon group having 1 to 9 carbon atoms. 제1항에 있어서, 상기 알데히드 화합물은 지방족 알데히드인 것을 특징으로 하는 주형 점결제 조성물.The mold binder composition according to claim 1, wherein the aldehyde compound is an aliphatic aldehyde. 제1항 또는 제2항에 있어서, 상기 페놀화합물은 페놀, 크레졸 또는 크실레놀인 것을 특징으로 하는 주형 점결제 조성물.The mold binder composition according to claim 1 or 2, wherein the phenolic compound is phenol, cresol or xylenol. 제1항에 있어서, 상기 알데히드 화합물은 포름 알데히드, 파라포름알데히드 글리옥살 및 아세트 알데히드로부터 선택되는 것을 특징으로 하는 주형 점결제 조성물.The mold binder composition according to claim 1, wherein the aldehyde compound is selected from formaldehyde, paraformaldehyde glyoxal and acetaldehyde. 제1항에 있어서, 상기 수지는 400 내지 3,000의 무게 평균분자량을 갖는 것을 특징으로 하는 주형 점결제 조성물.The mold binder composition of claim 1, wherein the resin has a weight average molecular weight of 400 to 3,000. 사입자를 제1항에 정의한 점결제 조성물 및 과산화물과 혼합시키는 단계, 혼합물을 패턴에 도입시키는 단계 및 성형된 혼합물을 이산화황 가스로 경화시키는 단계로 이루어지는 것을 특징으로 하는 주조용 주형의 제조방법.A method for producing a casting mold, comprising mixing the four particles with the binder composition and the peroxide defined in claim 1, introducing the mixture into a pattern, and curing the molded mixture with sulfur dioxide gas. 제7항에 있어서, 사입자 100중량부, 점결제 조성물 0.4 내지 3중량부 및 유효산소로소 0.01 내지 0.3중량부의 과산화물을 사용하는 것을 특징으로 하는 주조용 주형의 제조방법.The method for producing a casting mold according to claim 7, wherein 100 parts by weight of the four particles, 0.4 to 3 parts by weight of the binder composition, and 0.01 to 0.3 parts by weight of effective oxygen are used. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860006231A 1985-07-29 1986-07-29 Mould binding agents composition and mfg engineering KR920004449B1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP16726285 1985-07-29
JP60-167262 1985-07-29
JP60-167263 1985-07-29
JP167263-167262 1985-07-29
JP60167263A JPS6228042A (en) 1985-07-29 1985-07-29 Binder resin composition for casting mold

Publications (2)

Publication Number Publication Date
KR870000978A true KR870000978A (en) 1987-03-10
KR920004449B1 KR920004449B1 (en) 1992-06-05

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CN (1) CN86105702A (en)
DE (1) DE3624558A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1046871C (en) * 1994-04-11 1999-12-01 花王株式会社 Binder composition for mold and method for producing mold
DE102005009636B4 (en) * 2005-03-03 2016-08-11 Bayerische Motoren Werke Aktiengesellschaft Method of generating a sand mold generatively
FR2882668B1 (en) * 2005-03-04 2007-06-15 Clariant France Soc Par Action COMPOSITION FOR FOUNDRY
CN103506565B (en) * 2013-09-28 2015-09-30 无锡阳工机械制造有限公司 A kind of schmigel cast paint
CN104084522B (en) * 2014-06-13 2016-07-06 吴江市液铸液压件铸造有限公司 A kind of moulding sand for casting and preparation method thereof
CN105562588A (en) * 2016-01-19 2016-05-11 安徽涌畅铸件有限公司 Full mold binding agent and preparation method thereof
JP6736313B2 (en) * 2016-03-02 2020-08-05 群栄化学工業株式会社 Mold molding kit and method for manufacturing sand composition for mold molding
CN107127292B (en) * 2017-06-28 2019-12-27 济南圣泉集团股份有限公司 Binder for 3D printing and preparation method and application thereof
CN107716846A (en) * 2017-09-29 2018-02-23 侯马市东鑫机械铸造有限公司 A kind of coremaking sand and its core manufacturing craft
CN107716867B (en) * 2017-09-29 2019-10-11 侯马市东鑫机械铸造有限公司 A kind of casting method of the swage for iron die sand casting process
CN107671229A (en) * 2017-09-30 2018-02-09 侯马市东鑫机械铸造有限公司 A kind of hygrometric state resin sand used in iron die sand casting process
CN108296422B (en) * 2017-10-27 2020-01-10 柳州市柳晶科技股份有限公司 3D printing precoated sand prepared from plateau red clay
CN108263024A (en) * 2017-12-18 2018-07-10 星光印刷（苏州）有限公司 A kind of corrugated paper box production method

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Publication number Publication date
DE3624558A1 (en) 1987-02-05
KR920004449B1 (en) 1992-06-05
CN86105702A (en) 1987-05-20

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