JPS6235852B2 - - Google Patents

Info

Publication number
JPS6235852B2
JPS6235852B2 JP59133920A JP13392084A JPS6235852B2 JP S6235852 B2 JPS6235852 B2 JP S6235852B2 JP 59133920 A JP59133920 A JP 59133920A JP 13392084 A JP13392084 A JP 13392084A JP S6235852 B2 JPS6235852 B2 JP S6235852B2
Authority
JP
Japan
Prior art keywords
resin
sand
ammonia
coated
isocyanate compound
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
JP59133920A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6114043A (ja
Inventor
Takeshi Sumi
Masae Kuroda
Etsuji Kubo
Takashi Wakui
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Resonac Corp
Original Assignee
Hitachi Chemical Co Ltd
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
Application filed by Hitachi Chemical Co Ltd filed Critical Hitachi Chemical Co Ltd
Priority to JP59133920A priority Critical patent/JPS6114043A/ja
Publication of JPS6114043A publication Critical patent/JPS6114043A/ja
Publication of JPS6235852B2 publication Critical patent/JPS6235852B2/ja
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C1/00Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16Compositions 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
    • B22C1/20Compositions 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
    • B22C1/22Compositions 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
    • B22C1/2233Compositions 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
    • B22C1/2273Polyurethanes; Polyisocyanates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Polyurethanes Or Polyureas (AREA)
JP59133920A 1984-06-28 1984-06-28 加熱硬化型鋳物用樹脂被覆砂およびその製造方法 Granted JPS6114043A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59133920A JPS6114043A (ja) 1984-06-28 1984-06-28 加熱硬化型鋳物用樹脂被覆砂およびその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59133920A JPS6114043A (ja) 1984-06-28 1984-06-28 加熱硬化型鋳物用樹脂被覆砂およびその製造方法

Publications (2)

Publication Number Publication Date
JPS6114043A JPS6114043A (ja) 1986-01-22
JPS6235852B2 true JPS6235852B2 (es) 1987-08-04

Family

ID=15116173

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59133920A Granted JPS6114043A (ja) 1984-06-28 1984-06-28 加熱硬化型鋳物用樹脂被覆砂およびその製造方法

Country Status (1)

Country Link
JP (1) JPS6114043A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6114042A (ja) * 1984-06-28 1986-01-22 Hitachi Chem Co Ltd 鋳型の製造方法
NL8601829A (nl) * 1986-07-14 1988-02-01 Philips Nv Kunststofsamenstelling, substraatmateriaal voor gedrukte bedradingspanelen en werkwijze voor het vervaardigen van een kunststofsamenstelling.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6114042A (ja) * 1984-06-28 1986-01-22 Hitachi Chem Co Ltd 鋳型の製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6114042A (ja) * 1984-06-28 1986-01-22 Hitachi Chem Co Ltd 鋳型の製造方法

Also Published As

Publication number Publication date
JPS6114043A (ja) 1986-01-22

Similar Documents

Publication Publication Date Title
US4474904A (en) Foundry moulds and cores
USRE32812E (en) Foundry moulds and cores
US4495316A (en) Acid-curable fluoride-containing no-bake foundry resins
US20060151575A1 (en) Method of producing shaped bodies, particularly cores, molds and feeders for use in foundry practice
US3247556A (en) Sand mold process using resinous binder from alkaline condensation of urea, formaldehyde, and furfuryl alcohol
JPS6235852B2 (es)
JPS62282743A (ja) 鋳物用フェノール・ホルムアルデヒド樹脂結合剤の製造方法
US4113916A (en) Shell sand with improved thermal shock resistance
EP0398463B1 (en) Ester hardeners for phenolic resin binder systems
JPS5978745A (ja) 鋳物用レジンコーテツドサンド
JPS6258809B2 (es)
EP0163093A1 (en) Foundry sand binder
JPS6261375B2 (es)
JPS6114042A (ja) 鋳型の製造方法
US5036116A (en) Ester hardeners for phenolic resin binder systems
JPS58176047A (ja) 鋳型造型用組成物
JPS5846377B2 (ja) 鋳物砂用バインダ−組成物
JPS62151240A (ja) 加熱硬化型鋳物用樹脂の製造方法
US6554051B1 (en) Phenolic resin and binding agent for producing moulds and cores according to the phenolic resin-polyurethane method
JPS58224038A (ja) コ−テツドサンド組成物およびそれの製造方法
JPS61255925A (ja) 鋳物用ブロツク化イソシアネ−トおよびそれを用いた鋳物用樹脂被覆砂
JPH04294839A (ja) 鋳物砂用粘結剤およびその製造方法
US4076683A (en) Molding compositions or masses suitable for manufacturing foundry molds and cores using the cold box method
JPS61108445A (ja) シエルモ−ルド用樹脂被覆砂粒の製造方法
JPS59147012A (ja) シエルモ−ルド用変性フエノ−ル樹脂組成物の製造方法