BR7607608A - Processo para obtencao de uma resina de fenol-formaldeido,bem como componente de resina,componente de polisocianato e composicao aglutinante - Google Patents
Processo para obtencao de uma resina de fenol-formaldeido,bem como componente de resina,componente de polisocianato e composicao aglutinanteInfo
- Publication number
- BR7607608A BR7607608A BR7607608A BR7607608A BR7607608A BR 7607608 A BR7607608 A BR 7607608A BR 7607608 A BR7607608 A BR 7607608A BR 7607608 A BR7607608 A BR 7607608A BR 7607608 A BR7607608 A BR 7607608A
- Authority
- BR
- Brazil
- Prior art keywords
- resin
- component
- polyesocianate
- formaldehin
- phenol
- Prior art date
Links
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
- 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
- B22C1/2246—Condensation polymers of aldehydes and ketones
- B22C1/2253—Condensation polymers of aldehydes and ketones with phenols
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/54—Polycondensates of aldehydes
- C08G18/542—Polycondensates of aldehydes with phenols
-
- 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
- C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
- Mold Materials And Core Materials (AREA)
- Phenolic Resins Or Amino Resins (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63154975A | 1975-11-13 | 1975-11-13 | |
| US73372276A | 1976-10-26 | 1976-10-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7607608A true BR7607608A (pt) | 1977-09-27 |
Family
ID=27091421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7607608A BR7607608A (pt) | 1975-11-13 | 1976-11-12 | Processo para obtencao de uma resina de fenol-formaldeido,bem como componente de resina,componente de polisocianato e composicao aglutinante |
Country Status (4)
| Country | Link |
|---|---|
| BR (1) | BR7607608A (pt) |
| CA (1) | CA1118143A (pt) |
| DE (1) | DE2651808B2 (pt) |
| GB (3) | GB1559014A (pt) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4546124A (en) * | 1984-10-12 | 1985-10-08 | Acme Resin Corporation | Polyurethane binder compositions |
| JPH06279099A (ja) * | 1993-03-25 | 1994-10-04 | Kurosaki Refract Co Ltd | 耐火物用結合材と同結合材を使用する耐火性造粒物の調製方法 |
| IT1304194B1 (it) * | 1997-12-22 | 2001-03-08 | Inst Francais Du Petrole | Acetali, loro preparazioni, loro utilizzazioni. |
| DE102004057671B4 (de) * | 2004-11-29 | 2007-04-26 | Hüttenes-Albertus Chemische Werke GmbH | Phenol-Formaldehydharze und Verfahren zu deren Herstellung |
-
1976
- 1976-11-03 CA CA000264840A patent/CA1118143A/en not_active Expired
- 1976-11-11 GB GB4182378A patent/GB1559014A/en not_active Expired
- 1976-11-11 GB GB4182478A patent/GB1559015A/en not_active Expired
- 1976-11-11 GB GB4701476A patent/GB1559013A/en not_active Expired
- 1976-11-12 BR BR7607608A patent/BR7607608A/pt unknown
- 1976-11-12 DE DE19762651808 patent/DE2651808B2/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB1559013A (en) | 1980-01-09 |
| GB1559014A (en) | 1980-01-09 |
| DE2651808B2 (de) | 1979-04-05 |
| GB1559015A (en) | 1980-01-09 |
| CA1118143A (en) | 1982-02-09 |
| DE2651808A1 (de) | 1977-05-26 |
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