Patents for C08G 8 - Condensation polymers of aldehydes or ketones with phenols only (5,727) |
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03/11/1998 | CN1175597A Method for preparing thermosetting phenolic resin |
03/03/1998 | US5723566 Terpene polymers for printing inks |
03/03/1998 | US5723254 Novolak esterified with o-naphthoquinone diazide |
02/25/1998 | EP0824550A1 Anti-scaling agent for coating of polymerization reactors |
02/25/1998 | EP0824549A1 Anti-scaling agent for coating of polymerization reactors and preparation process thereof |
02/24/1998 | US5721332 Reacting phenol, aromatic aldehyde and xylylene compound |
02/19/1998 | WO1998006766A2 Catalytic curing agent for resins and method for making the same |
02/18/1998 | CN1173507A Process for preparing low-salt preparations of condensation products |
02/17/1998 | US5718788 Reinforcement for rubbers; tires |
02/10/1998 | US5717053 Resole-type condensate; improved adhesion, low fuming and hygroscopic properties |
02/04/1998 | EP0821711A1 Phenolic resin compositions with improved impact resistance |
02/03/1998 | US5714544 Reacting an aromatic hydrocarbon-formaldehyde resin, phenol and formaldehyde using an acid catalyst to form a novolak, dehydrating and steaming; adhesives; lamination; polyepoxide curing agents |
02/03/1998 | CA2046043C Retarders for curing phenolic resole resins |
01/29/1998 | WO1998003568A1 Thermosetting phenolic resin composition |
01/28/1998 | CN1171847A Metal ion reduction using ion exchange resin in polar solvent |
01/28/1998 | CN1171800A Isolation of novolak resin by low temp. sub-surface forced steam distillation |
01/28/1998 | CN1171799A Metal ion reduction in novolak resins solution in pgmea |
01/22/1998 | WO1998002473A1 Benzylic ether phenolic resole resins, their preparation, and uses |
01/21/1998 | CN1171125A Process for preparing allyl ether, thioether and amine compounds |
01/21/1998 | CN1171124A Process for preparing epoxy compounds |
01/20/1998 | CA2052224C Accelerators for curing phenolic resole resins |
01/13/1998 | US5708100 Epoxy resin with carboxy novolaks |
01/13/1998 | US5708078 Modified natural-resin acid-aldehyde adducts |
01/07/1998 | EP0816406A2 Process for preparation of essentially salt free condensation products |
01/07/1998 | EP0815168A1 Phenolic resin hardener composition |
01/06/1998 | CA2101766C Latent acid curable compositions |
01/02/1998 | DE19630360A1 Continuous process for the preparation of e.g. duroplast resins |
12/24/1997 | WO1997048746A1 Novolak compounds useful as adhesion promoters for epoxy resins |
12/16/1997 | US5698668 Toluene-soluble; multi-step |
12/03/1997 | EP0682726B1 Bis(hydroxyphenyl)sulfone resoles as polyamide stain-resists |
12/02/1997 | US5693749 Fractionation of phenol formaldehyde condensate and photoresist compositions produced therefrom |
11/18/1997 | US5688893 Method of using a Lewis base to control molecular weight of novolak resins |
11/12/1997 | EP0805829A1 Process for production of multicyanate esters |
11/12/1997 | EP0805828A1 Metal ion reduction in novolak resins solution in pgmea |
11/12/1997 | CN1164830A Process for separating cesium from industrial streams containing other alkali metals using poly(hydroxyarylene) polymeric resins |
11/11/1997 | US5686561 Metal ion reduction in novolak resin solution using an anion exchange resin |
11/11/1997 | US5686506 Mixtures of phenolic novolaks for use with refractory aggregate and methods for making same |
10/29/1997 | EP0802937A1 Flexibilized phenolic resins, method of producing them and their use |
10/28/1997 | US5681916 Process for producing urea-modified, highly reactive phenolic resins useful as bonding agents for center-layer particles in the manufacture of particleboard |
10/22/1997 | CN1162602A Synthesis of high viscosity polyether-ether-ketone resin having biphenyl structure |
10/21/1997 | US5679766 Purification process of novolar resins using acid treated chelating cation exchange resin |
10/15/1997 | EP0800664A1 Metal ion reduction in novolak resin using an ion exchange resin in a polar solvent and photoresists compositions therefrom |
10/15/1997 | EP0800542A1 Isolation of novolak resin by low temperature sub-surface forced steam distillation |
10/15/1997 | CN1161975A Synthesizing for high-viscosity polyether-ether-ketone keto-resin containing biphenyl structure |
10/14/1997 | US5677414 Storage stability; adhesives, coatings |
10/14/1997 | US5677397 Novolak resin and epoxidized novolak resin; low dielectric constant |
10/14/1997 | US5677373 Catalytic copolymerizing the monomers on to the swelling ionic polymeric drops |
10/08/1997 | EP0799876A2 Powdery adhesive composition |
10/08/1997 | EP0799262A1 Process for preparation of epoxy compounds |
10/08/1997 | EP0799261A1 Process for preparation of allyl ether, thioether and amine compounds |
09/30/1997 | US5672674 Anti-stain finishing of polyamide-containing fibre materials, compositions therefor and polyamide-containing fibre materials thus finished |
09/30/1997 | US5672463 Polyfunctional vinyl ether compound and photoresist resin composition containing the same |
09/23/1997 | US5670564 Macromonomers having reactive end groups |
09/23/1997 | CA2046060C Retarders for hardening phenolic resins |
09/09/1997 | US5665517 Acidic ion exchange resin as a catalyst to synthesize a novolak resin and photoresist composition therefrom |
09/02/1997 | US5663246 Acetal derivatives of resole compounds |
09/02/1997 | US5663038 Process for the preparation of partially protected phenolic resins |
08/26/1997 | US5660967 Photosensitive resin composition and method for forming photoresist pattern using the same |
08/20/1997 | EP0789608A1 Processes for separating cesium from industrial streams containing other alkali metals using poly(hydroxyarylene) polymeric resins |
08/13/1997 | EP0789042A2 Process for producing highly reactive low-viscosity modified phenolic resins |
08/13/1997 | EP0789041A1 Novolak type phenolic resins and methods of manufacturing thereof |
08/13/1997 | EP0788522A1 Acetal derivatives of resole compounds |
08/12/1997 | US5656702 Water pollution control |
08/12/1997 | US5656413 Demetallization, purification by filtering through a cleaned acidic exchanging resin and anion exchange resin |
08/06/1997 | CN1156421A Novolac polymer planarization films for microelectronic structures |
07/30/1997 | EP0757725A4 Composition and process for treating the surface of aluminiferous metals |
07/30/1997 | CN1155889A Metal ion reduction in novolak resin solution using an anion exchange resin |
07/29/1997 | US5652047 Binder resins for the preparation of fiber composites |
07/22/1997 | US5650478 Phenolic resins |
07/17/1997 | WO1997025359A1 Acidic ion exchange resin as a catalyst to synthesize a novolak resin and photoresist composition therefrom |
07/16/1997 | EP0677071B1 Method of producing highly reactive urea-modified phenolic resins for use as core-chip binders in the manufacture of chipboards |
07/16/1997 | CN1154390A Polymeric compound composition and process for surface treating aluminium-containing metal material |
07/15/1997 | US5648435 Process for production of multicyanate esters |
07/10/1997 | WO1997024385A1 Reactive diluents for acid curable phenolic compositions |
07/08/1997 | US5646219 Preparing a modified phenol-aldehyde resole resin |
07/08/1997 | US5646218 Novolak resin blends for photoresist applications |
07/08/1997 | US5646199 Water soluble phenolic resin, organic ester compound, and metallic element or compound |
07/08/1997 | US5645970 Weak base developable positive photoresist composition containing quinonediazide compound |
07/01/1997 | US5644006 High strength thermoset copolymers incorporating modified bisoxazoline monomers. |
06/25/1997 | EP0780348A1 Cement dispersant |
06/25/1997 | CN1035259C Mfg. method for friction brake wafer with tung oil modified phenolic resin |
06/25/1997 | CN1035258C Preparation method of tung oil modified linear phenol-aldehyde resin |
06/18/1997 | EP0779356A2 Condensation product of alkylphenols and aldehydes, and derivatives thereof |
06/12/1997 | WO1997020873A1 Isolation of novolak resin without high temperature distillation and photoresist composition therefrom |
06/12/1997 | DE19541726A1 Flexibilisierte Phenolharze, Verfahren zu ihrer Herstellung und Verwendung Flexibilized phenolic resins, methods for their preparation and use |
06/11/1997 | EP0777694A1 Metal ion reduction in novolak resin solution using an anion exchange resin |
06/10/1997 | US5637658 Modified phenol-aldehyde resin and binder system |
06/05/1997 | WO1997019977A1 Phenolic resins |
06/05/1997 | WO1997019970A1 A process for the production of cyanate ester resins having unique composition |
06/05/1997 | WO1997019969A1 Metal ion reduction in photoresist compositions by chelating ion exchange resin |
06/03/1997 | US5635591 Process for making high viscosity ink resins |
05/22/1997 | WO1997018251A1 Composition and method for curing a resorcinol resin |
05/15/1997 | WO1997017385A1 Flexibilized phenolic resins, method of producing them and their use |
05/07/1997 | EP0607212B1 Method for making phenol-formaldehyde resins flame-resistant |
05/07/1997 | CN1149062A Alpha-methylstyrene modified phenol-formaldehyde resin and production thereof |
04/23/1997 | EP0769538A1 Modified natural resin acid-aldehyde adducts |
04/23/1997 | EP0769204A2 Novolac polymer planarization films for microelectronic structures |
04/22/1997 | US5623032 Low-volatile and strongly basic tertiary amino alcohols as catalyst for the manufacture of improved phenolic resins |
04/17/1997 | WO1997013887A1 Composition and process for surface treatment of aluminum and its alloys |
04/17/1997 | CA2232998A1 Composition and process for surface treatment of aluminum and its alloys |