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Class Information
Number: 523/145
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Processes of preparing a desired or intentional composition of at least one nonreactant material and at least one solid polymer or specified intermediate condensation product, or product thereof > Composition related to metal foundry molding or metallurgical furnace or process of preparing > Phenolic or amine or ketone condensate with aldehyde
Description: Subject matter wherein the composition contains or reacts with a phenol-aldehyde, aldehyde-ketone, or amine-aldehyde, condensate.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7579075 |
Phenolic novolak resin for shell mold, process for producing the same, and resin coated sand |
Aug. 25, 2009 |
| 7407994 |
Cold-box binders containing an epoxy resin, acrylate, and isooctyl tallate |
Aug. 5, 2008 |
| 7270879 |
Particulate material containing thermoplastics and methods for making and using the same |
Sep. 18, 2007 |
| 7129283 |
Binders containing an epoxy resin, an ester of a fatty acid, and a fluorinated acid |
Oct. 31, 2006 |
| 7122583 |
Cold-box binders containing an epoxy resin, acrylate, and certain akyl esters |
Oct. 17, 2006 |
| 7081487 |
Cold-box binders containing an epoxy resin and ester of a fatty acid |
Jul. 25, 2006 |
| 7019047 |
Acrylate-free binders containing an epoxy resin and an alkyl silicate |
Mar. 28, 2006 |
| 6818707 |
Spray dried phenolic resole molding powder with crystalline phenolic compounds |
Nov. 16, 2004 |
| 6772820 |
Polyurethane based binder system for the manufacture of foundry cores and molds |
Aug. 10, 2004 |
| 6710101 |
High surface area magnesia curing agent |
Mar. 23, 2004 |
| 6684936 |
Erosion-resistant cold-box foundry binder systems |
Feb. 3, 2004 |
| 6686402 |
Cold-box foundry binder systems |
Feb. 3, 2004 |
| 6662854 |
Cold-box foundry binder systems having improved shakeout |
Dec. 16, 2003 |
| 6632527 |
Composite proppant, composite filtration media and methods for making and using same |
Oct. 14, 2003 |
| 6604567 |
Free radically cured cold-box binders containing an alkyl silicate |
Aug. 12, 2003 |
| 6593397 |
Furan no-bake foundry binders and their use |
Jul. 15, 2003 |
| 6569918 |
Polymer composition for curing novolac resins |
May. 27, 2003 |
| 6559203 |
Foundry binder systems containing an alkyl resorcinol and their use |
May. 6, 2003 |
| 6554051 |
Phenolic resin and binding agent for producing moulds and cores according to the phenolic resin-polyurethane method |
Apr. 29, 2003 |
| 6479567 |
Furan no-bake foundry binders and their use |
Nov. 12, 2002 |
| 6429236 |
Acrylic-modified phenolic-urethane foundry binders |
Aug. 6, 2002 |
| 6426374 |
Foundry binder compositions and mixes that contain a divalent sulfur compound |
Jul. 30, 2002 |
| 6406789 |
Composite proppant, composite filtration media and methods for making and using same |
Jun. 18, 2002 |
| 6232368 |
Ester cured binders |
May. 15, 2001 |
| 6172133 |
Caking additive composition for forming self-hardening mold |
Jan. 9, 2001 |
| 6133359 |
Non-stick coatings |
Oct. 17, 2000 |
| 6046252 |
Curatives for phenolic novolacs |
Apr. 4, 2000 |
| 6017978 |
Polyurethane forming no-bake foundry binders |
Jan. 25, 2000 |
| 5962567 |
Bound multi-component sand additive |
Oct. 5, 1999 |
| 5925691 |
Binder composition for mold and method for producing mold |
Jul. 20, 1999 |
| 5910521 |
Benzoxazine polymer composition |
Jun. 8, 1999 |
| 5908914 |
Benzylic ether phenolic resole resins and their uses |
Jun. 1, 1999 |
| 5861446 |
Coated sand composition for light-alloy casting |
Jan. 19, 1999 |
| 5856375 |
Use of bisphenol a tar in furan no-bake foundry binders |
Jan. 5, 1999 |
| 5840785 |
Molding process feedstock using a copper triflate catalyst |
Nov. 24, 1998 |
| 5760104 |
Mixtures of phenolic novolaks for use with refractory aggregate and methods for making same |
Jun. 2, 1998 |
| 5731249 |
Spray-on refractory composition |
Mar. 24, 1998 |
| 5686506 |
Mixtures of phenolic novolaks for use with refractory aggregate and methods for making same |
Nov. 11, 1997 |
| 5650478 |
Liquid binding agents |
Jul. 22, 1997 |
| 5648404 |
Curatives for phenolic novolacs |
Jul. 15, 1997 |
| 5646199 |
Composition for mold |
Jul. 8, 1997 |
| 5621036 |
Bound multi-component sand additive |
Apr. 15, 1997 |
| 5616631 |
Binder composition for mold making, binder/curing agent composition for mold making, sand composition for mold making, and process of making mold |
Apr. 1, 1997 |
| 5612393 |
Casting core composition |
Mar. 18, 1997 |
| 5602192 |
Process for producing sand mold |
Feb. 11, 1997 |
| 5591810 |
Curable furan resin(s) modified with phenolic resin(s) for use as binders for cements and coating compositions having improved thermal stability processes for their preparation and their use |
Jan. 7, 1997 |
| 5567743 |
Reclamation of ester-cured phenolic resin bonded foundry sands |
Oct. 22, 1996 |
| 5457142 |
Hot-box foundry mix |
Oct. 10, 1995 |
| 5424376 |
Ester cured no-bake foundry binder system |
Jun. 13, 1995 |
| 5411997 |
Mud material used for iron tap hole in blast furnace |
May. 2, 1995 |
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