BR8904380A - Substancias de moldacao e emprego - Google Patents
Substancias de moldacao e empregoInfo
- Publication number
- BR8904380A BR8904380A BR898904380A BR8904380A BR8904380A BR 8904380 A BR8904380 A BR 8904380A BR 898904380 A BR898904380 A BR 898904380A BR 8904380 A BR8904380 A BR 8904380A BR 8904380 A BR8904380 A BR 8904380A
- Authority
- BR
- Brazil
- Prior art keywords
- molding
- phenol novolak
- phenol
- employment
- substances
- Prior art date
Links
- 238000000465 moulding Methods 0.000 title abstract 2
- 239000000126 substance Substances 0.000 title 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 3
- 229920003986 novolac Polymers 0.000 abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 239000011230 binding agent Substances 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 125000000753 cycloalkyl group Chemical group 0.000 abstract 1
- 239000008187 granular material Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229920001228 polyisocyanate Polymers 0.000 abstract 1
- 239000005056 polyisocyanate Substances 0.000 abstract 1
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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mold Materials And Core Materials (AREA)
- Polyurethanes Or Polyureas (AREA)
- Glass Compositions (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Fats And Perfumes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3833855 | 1988-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8904380A true BR8904380A (pt) | 1990-04-17 |
Family
ID=6364422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR898904380A BR8904380A (pt) | 1988-10-05 | 1989-08-31 | Substancias de moldacao e emprego |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5043365A (pt) |
| EP (1) | EP0362486B1 (pt) |
| AT (1) | ATE88929T1 (pt) |
| BR (1) | BR8904380A (pt) |
| DE (2) | DE3918857A1 (pt) |
| ES (1) | ES2014197T3 (pt) |
| MX (1) | MX170256B (pt) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4135572A1 (de) * | 1991-10-29 | 1993-05-06 | Bayer Ag, 5090 Leverkusen, De | Hydrophobe polyurethan-systeme |
| US5639806A (en) * | 1995-03-28 | 1997-06-17 | Borden Chemical, Inc. | Bisphenol-containing resin coating articles and methods of using same |
| US5756640A (en) * | 1996-07-17 | 1998-05-26 | Ashland Inc. | Process for preparing benzylic ether phenolic resole resins |
| US5739255A (en) * | 1996-07-17 | 1998-04-14 | Ashland Inc. | Benzylic ether phenolic resole resins |
| US5908914A (en) * | 1996-07-17 | 1999-06-01 | Ashland Inc. | Benzylic ether phenolic resole resins and their uses |
| US6294117B1 (en) * | 1998-12-17 | 2001-09-25 | Bayer Corporation | Mixed PMDI/solid novolac resin binders for the production of wood composite products |
| DE10256953A1 (de) * | 2002-12-05 | 2004-06-24 | Ashland-Südchemie-Kernfest GmbH | Heißhärtendes Bindemittel auf Polyurethanbasis |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3429848A (en) * | 1966-08-01 | 1969-02-25 | Ashland Oil Inc | Foundry binder composition comprising benzylic ether resin,polyisocyanate,and tertiary amine |
| GB1269202A (en) * | 1968-02-14 | 1972-04-06 | Fordath Ltd | Improvements in the production of cores for use in the production of metal castings |
| US3686106A (en) * | 1970-03-25 | 1972-08-22 | Hooker Chemical Corp | Room temperature curing foundry binder |
| DE2440375A1 (de) * | 1974-08-23 | 1976-03-04 | Bayer Ag | Verfahren zur herstellung von giessereikernen und -formen |
| US4268425A (en) * | 1979-05-14 | 1981-05-19 | Ashland Oil, Inc. | Phenolic resin-polyisocyanate binder systems containing a drying oil and use thereof |
| US4436881A (en) * | 1983-06-29 | 1984-03-13 | Acme Resin Corporation | Polyurethane binder compositions |
| US4590229A (en) * | 1984-06-04 | 1986-05-20 | Ashland Oil, Inc. | Phenolic resin-polyisocyanate binder systems |
-
1989
- 1989-06-09 DE DE3918857A patent/DE3918857A1/de not_active Withdrawn
- 1989-07-05 AT AT89112235T patent/ATE88929T1/de not_active IP Right Cessation
- 1989-07-05 DE DE8989112235T patent/DE58904272D1/de not_active Expired - Fee Related
- 1989-07-05 EP EP89112235A patent/EP0362486B1/de not_active Expired - Lifetime
- 1989-07-05 ES ES89112235T patent/ES2014197T3/es not_active Expired - Lifetime
- 1989-08-31 BR BR898904380A patent/BR8904380A/pt not_active Application Discontinuation
- 1989-09-14 US US07/407,232 patent/US5043365A/en not_active Expired - Fee Related
- 1989-09-22 MX MX017641A patent/MX170256B/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ATE88929T1 (de) | 1993-05-15 |
| US5043365A (en) | 1991-08-27 |
| ES2014197A4 (es) | 1990-07-01 |
| EP0362486A3 (en) | 1990-10-31 |
| MX170256B (es) | 1993-08-12 |
| EP0362486A2 (de) | 1990-04-11 |
| DE3918857A1 (de) | 1990-04-12 |
| ES2014197T3 (es) | 1994-10-16 |
| EP0362486B1 (de) | 1993-05-05 |
| DE58904272D1 (en) | 1993-06-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB19 | Grant procedure suspended (art. 19) | ||
| FA2 | Application deemed withdrawn (art. 19(5)) | ||
| HO | Change of classification |
Free format text: INT.CL.6 C08G 18/54 E B22C 1/00 |