ZA891691B - Process to enhance the tensile strength of reclaimed sand bonded with ester cured alkaline phenolic resin - Google Patents

Process to enhance the tensile strength of reclaimed sand bonded with ester cured alkaline phenolic resin

Info

Publication number
ZA891691B
ZA891691B ZA891691A ZA891691A ZA891691B ZA 891691 B ZA891691 B ZA 891691B ZA 891691 A ZA891691 A ZA 891691A ZA 891691 A ZA891691 A ZA 891691A ZA 891691 B ZA891691 B ZA 891691B
Authority
ZA
South Africa
Prior art keywords
reclaimed sand
phenolic resin
enhance
tensile strength
alkaline phenolic
Prior art date
Application number
ZA891691A
Other languages
English (en)
Inventor
S Raja Lyer
Raja Lyer S
Original Assignee
Acme Resin Corp
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22656408&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA891691(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Acme Resin Corp filed Critical Acme Resin Corp
Publication of ZA891691B publication Critical patent/ZA891691B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G16/00—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00
    • C08G16/02—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00 of aldehydes
    • C08G16/0212—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00 of aldehydes with acyclic or carbocyclic organic compounds
    • C08G16/0218—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00 of aldehydes with acyclic or carbocyclic organic compounds containing atoms other than carbon and hydrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • 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
    • B22C1/02—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by additives for special purposes, e.g. indicators, breakdown additives
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
    • C08G8/28—Chemically modified polycondensates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mold Materials And Core Materials (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Insulators (AREA)
  • Piles And Underground Anchors (AREA)
  • Storage Of Web-Like Or Filamentary Materials (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Adhesives Or Adhesive Processes (AREA)
ZA891691A 1988-04-08 1989-03-06 Process to enhance the tensile strength of reclaimed sand bonded with ester cured alkaline phenolic resin ZA891691B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17939288A 1988-04-08 1988-04-08

Publications (1)

Publication Number Publication Date
ZA891691B true ZA891691B (en) 1990-11-28

Family

ID=22656408

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA891691A ZA891691B (en) 1988-04-08 1989-03-06 Process to enhance the tensile strength of reclaimed sand bonded with ester cured alkaline phenolic resin

Country Status (15)

Country Link
EP (1) EP0336533B1 (no)
JP (1) JP2991376B2 (no)
KR (1) KR970001549B1 (no)
AT (1) ATE121978T1 (no)
AU (1) AU613439B2 (no)
BR (1) BR8806483A (no)
CA (1) CA1340508C (no)
DE (1) DE68922430T2 (no)
ES (1) ES2071654T3 (no)
MY (1) MY103865A (no)
NO (1) NO300162B1 (no)
PH (1) PH30799A (no)
TR (1) TR27094A (no)
UY (1) UY23587A1 (no)
ZA (1) ZA891691B (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0465919B1 (en) * 1990-07-05 1998-09-09 Kao Corporation Process for producing a foundry mold
JPH04257593A (ja) * 1991-02-08 1992-09-11 Shin Etsu Chem Co Ltd 有機けい素化合物
US5646199A (en) * 1991-07-22 1997-07-08 Kao Corporation Composition for mold
JPH0550175A (ja) * 1991-08-26 1993-03-02 Kao Corp 鋳物砂型の製造方法
CN105414457A (zh) * 2015-11-23 2016-03-23 合肥李诺新材料贸易有限公司 一种薄壁泵阀铸件用高效改性碱性酚醛树脂自硬砂及其制备方法
CN105414453A (zh) * 2015-11-23 2016-03-23 合肥李诺新材料贸易有限公司 一种泵阀铸件用高强度改性碱性酚醛树脂自硬砂及其制备方法
CN105414455A (zh) * 2015-11-23 2016-03-23 合肥李诺新材料贸易有限公司 一种泵阀铸件用高热稳定的改性碱性酚醛树脂自硬砂及其制备方法
CN105414448A (zh) * 2015-11-23 2016-03-23 合肥李诺新材料贸易有限公司 一种泵阀铸件用含纳米氧化铈的改性碱性酚醛树脂自硬砂及其制备方法
CN105414451A (zh) * 2015-11-23 2016-03-23 合肥李诺新材料贸易有限公司 一种泵阀铸件用高致密度改性碱性酚醛树脂自硬砂及其制备方法
CN105417997A (zh) * 2015-11-23 2016-03-23 合肥李诺新材料贸易有限公司 一种泵阀铸件用纳米陶瓷粉增强的改性碱性酚醛树脂自硬砂及其制备方法
EP3202927B1 (de) * 2016-02-08 2018-03-28 Klein Anlagenbau AG Verfahren und vorrichtung zum regenerieren von giessereisand
TWI798549B (zh) * 2020-05-05 2023-04-11 皇廣鑄造發展股份有限公司 智慧幫浦控制系統
TWI774165B (zh) * 2020-12-24 2022-08-11 金隆化學工業股份有限公司 一種黏結材及積層製造的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2014489B (en) * 1977-11-15 1982-04-28 Malmac Alloy Products Ltd Manufacture of foundry moulds and cores
US4469517A (en) * 1981-09-25 1984-09-04 Acme Resin Corporation Silicate treatment of impure silica sands
US4474904A (en) * 1982-01-21 1984-10-02 Lemon Peter H R B Foundry moulds and cores
US4468359A (en) * 1982-11-09 1984-08-28 Borden (Uk) Limited Foundry moulds and cores
JPS60124436A (ja) * 1983-12-10 1985-07-03 Mazda Motor Corp コ−ルドボックス用鋳物砂組成物の製造法
JPS6240948A (ja) * 1985-08-16 1987-02-21 Kobe Rikagaku Kogyo Kk 鋳型の製造法
JPS62259636A (ja) * 1986-05-01 1987-11-12 Hodogaya Chem Co Ltd 混練砂の再生処理方法
JPS62279048A (ja) * 1986-05-27 1987-12-03 Dainippon Ink & Chem Inc 鋳物用自硬性結合剤組成物
FR2638428B1 (fr) * 1988-10-28 1990-12-28 Transphyto Sa Conditionnement pour liquides a epurer

Also Published As

Publication number Publication date
DE68922430T2 (de) 1995-09-07
JP2991376B2 (ja) 1999-12-20
MY103865A (en) 1993-09-30
KR970001549B1 (ko) 1997-02-11
AU613439B2 (en) 1991-08-01
AU2775189A (en) 1989-10-12
JPH01262043A (ja) 1989-10-18
ES2071654T3 (es) 1995-07-01
TR27094A (tr) 1994-10-18
NO891445L (no) 1989-10-09
EP0336533B1 (en) 1995-05-03
EP0336533A2 (en) 1989-10-11
UY23587A1 (es) 1993-10-28
ATE121978T1 (de) 1995-05-15
DE68922430D1 (de) 1995-06-08
KR890015802A (ko) 1989-11-25
NO891445D0 (no) 1989-04-07
NO300162B1 (no) 1997-04-21
PH30799A (en) 1997-10-17
EP0336533A3 (en) 1991-03-27
CA1340508C (en) 1999-04-20
BR8806483A (pt) 1990-07-31

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