Patents for C08G 12 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen (3,724) |
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09/25/1991 | EP0447999A2 Aqueous binder dispersion |
09/17/1991 | US5049645 Preparation method of amino resin particulate having narrow particle size distribution |
09/10/1991 | US5047466 Amino resin solutions having low electrical conductivity |
09/05/1991 | DE4018764A1 Modified urea-melamine resin solns. prodn. - by adjusting ph of formaldehyde soln. contg. methanol using tri:ethanolamine, sodium hydroxide and ammonium hydroxide |
08/28/1991 | EP0443428A2 Process for producing particle of crosslinked melamine resin having a uniform particle diameter |
08/28/1991 | EP0442866A1 Method and plant for separation of synthetic water soluble polymers. |
08/27/1991 | US5043417 Low molecular weight urea-formaldehyde reaction products and process for the preparation thereof |
08/20/1991 | CA1287936C Hydroxystyrylazapolymers |
08/13/1991 | US5039762 Hybrid amino resin compositions |
07/31/1991 | EP0439130A1 Bactericidal, viricidal and fungicidal mixture |
07/23/1991 | US5034500 Process for the manufacture of urea-formaldehyde resins |
07/10/1991 | EP0436393A2 Methods for manufacture of methylolated cyclohexanecarboguanamine and alkyletherification product thereof and laminated sheet using the products |
07/04/1991 | DE4018766A1 Solns. of melamine-urea-formaldehyde resins - with low viscosity are prepd. partic. for decorative laminate prodn. |
07/04/1991 | DE3943215A1 High-flow, heat-curable compsn. for cleaning moulding tools - by plasticising mixt. of melamine-formaldehyde] resin, filler, glycol, urea and/or triazine derivs. |
06/26/1991 | EP0434619A2 Process for incorporating O-hydroxyphenyl-S-triazin into organic polymers |
06/18/1991 | US5025085 Sulfinic or sulfonic acids and derivatives |
06/18/1991 | US5025077 Composition for gluing discontinuous mineral fibers in order to obtain insulation products |
05/21/1991 | US5017641 Preparation of aqueous nonwoven binders of low formaldehyde emission on curing based on urea, formaldehyde and glyoxal |
05/14/1991 | US5015699 Polyimines from hydrazine or diamines and diketones and reaction with iron ions |
05/07/1991 | WO1991006597A1 Curable aminoplast compositions and catalysts for curing same |
05/07/1991 | US5013598 Method of manufacturing a sag-resistant bonded particulate article |
05/07/1991 | CA2042403A1 Curable aminoplast compositions and catalysts for curing same |
05/02/1991 | WO1991005813A1 Process for the production of a white fine-grained material of urea-formaldehyde resin or a modified urea-formaldehyde resin |
04/23/1991 | US5010164 Process for forming urea-formaldehyde resin and use |
04/23/1991 | US5010161 Of poly (phenylenebisalkylene) poly (phenylamine) with aldehyde, regenerated under hydrolysis, for use in moisture curable polyurethanes |
04/23/1991 | US5009789 Filtration and reuse of urea-formaldehyde, melamine-formalde-hyde and polyamidoamine-epichlorohydrin resins |
04/16/1991 | US5008365 Heating under acidic conditions to increase the viscosity of the solution; storage stability, reduced gel time; particle board |
04/02/1991 | CA1282537C Amino resins useful in sizing paper and their use |
03/26/1991 | US5003066 Process for the preparation of polyglycidamides |
03/13/1991 | EP0417043A2 Curing agents and accelerators for epoxy- and isocyanate resins |
03/12/1991 | US4999455 Acrylic derivative of urea |
03/07/1991 | WO1991002762A1 Cationic urea formaldehyde resins, process for preparing them and their use in the papermaking industry |
03/06/1991 | EP0415273A2 Process for producing mono- or oligodispersed spherical particles from melamine resin |
03/05/1991 | US4997905 Process for the preparation of aminoplastic resins having very low formaldehyde emission rates |
02/28/1991 | DE3927812A1 Kationische harnstoff-formaldehyd-harze, verfahren zu ihrer herstellung und ihre verwendung in der papierindustrie Cationic urea-formaldehyde resins, process for their preparation and their use in the paper industry |
02/26/1991 | US4996289 Continuous preparation of aqueous melamine/formaldehyde precondensate solutions |
02/12/1991 | US4992519 Binder composition with low formaldehyde emission and process for its preparation |
01/23/1991 | EP0408947A2 Melamine resin article with higher elasticity |
01/15/1991 | US4985482 Amino resins, insulation for pipes and ceiling panels |
01/08/1991 | US4983716 High solids, quick air drying |
01/08/1991 | US4983710 Method for production of methylolaminotriazine condensates based on cyclohexanecarboguanamine |
01/08/1991 | US4983662 Polyurethane coating compositions |
01/02/1991 | EP0405557A2 A process for preparing a mannich condensate polyether polyol and polyurethanes therefrom |
01/01/1991 | US4981946 Marine paint composition comprising quinone/polyamine polymer |
12/30/1990 | CA2020036A1 Tertiary amine-containing polyols prepared in a mannich condensation reaction using a mixture of alkanolamines |
12/27/1990 | CA1278398C Nitrogenized electronic conductive polymers, their preparation processes, electrochromic display cell and electro-chemical generator using these polymers |
12/18/1990 | CA1278138C Process for making solid urea - formaldehyde resins |
12/11/1990 | US4977238 Additives suitable for use in aminoplastic resins |
12/11/1990 | US4977237 Process for manufacturing urea/formaldehyde resins |
12/11/1990 | US4977059 Block polymers |
12/11/1990 | CA1277553C Amine-formaldehyde microencapsulation process |
11/13/1990 | US4970399 Method and apparatus for processing UV-hardenable reaction resin compounds |
11/13/1990 | CA1276346C Modified melamine resin for use in decorative laminates |
11/07/1990 | EP0135514B1 Cross linked porous membranes |
11/06/1990 | US4968774 Wrinkle resistance |
11/06/1990 | US4968773 Binders for lignocellulose |
11/06/1990 | US4968772 Binders for wood fibers and particles |
11/06/1990 | US4968730 Process for the preparation of pigment paste resins for cathodically depositable coating compositions having quaternized oxazolidine functional groups |
10/31/1990 | CN1046535A Step-pot method synthetic process for polymer of 2,2,4-trimethyl-1,2-dihydrogenated quinoline |
10/30/1990 | US4966721 N-N'-dihydrocarbyl substituted phenylene diamine-derived condensation products as antioxidants and lubricant compositions |
10/25/1990 | DE4001139A1 Organic cpds. isolation from aq. medium using cyclic oligomer - of urea, thiourea or deriv. di:aldehyde and formaldehyde, esp. for dyestuff sepn. |
10/24/1990 | EP0393105A1 Sizing agent for paper |
10/17/1990 | EP0392349A1 Process for the production of aqueous solutions of methylolethers. |
10/17/1990 | CN1009996B Abrasive media |
10/13/1990 | CA2013060A1 Preparation of aqueous solutions suitable for finishing cellulose-containing textile materials |
10/10/1990 | EP0391665A1 Amino compounds, amino resins obtained therefrom, production of amino resins and resin compositions for water-borne coatings |
10/09/1990 | US4962182 Process for curing aminoplastic resins |
10/09/1990 | US4961967 Organosilicon compound, alkoxymethyltriazine derivatives and defunctional aromatic compounds |
10/04/1990 | CA2013477A1 Amino compounds, amino resins obtained therefrom, production of amino resins and resin compositions for water-borne coatings |
10/02/1990 | US4960856 Urea-formaldehyde compositions and method of manufacture |
09/27/1990 | DE3909007A1 Kationische harnstoff-formaldehyd-kondensate, verfahren zu ihrer herstellung und ihre verwendung in der papierindustrie Cationic urea-formaldehyde condensates, processes for their preparation and their use in the paper industry |
09/19/1990 | WO1990011308A1 Cationic urea-formaldehyde condensates, a process for their manufacture and their use in the paper industry |
09/19/1990 | EP0387733A2 Preparation method of amino resin particulate having narrow particle size distribution |
09/19/1990 | CA2049059A1 Cationic urea-formaldehyde condensates, preparation thereof, and use thereof in the paper industry |
09/18/1990 | US4957999 Process for curing aminoplast resins |
09/14/1990 | CA2011767A1 Preparation method of amino resin particulate having narrow particle size distribution |
09/05/1990 | EP0385225A2 Amino resin solutions with low electrical conductivity |
08/28/1990 | US4952608 Process for preparing synthetic resins having anion exchanger properties by amidomethylating a backbone polymer containing aromatic nuclei with a specially prepared N-hydroxymethyl phthalimide |
08/16/1990 | EP0381905A1 Aminoplast resins for the finishing of cellulose fibres and their application |
08/08/1990 | EP0381657A2 Hybrid amino resin compositions |
08/08/1990 | CN1044474A Low-temp. curable compositions based upon aromatic aldehyde group-containing compounds and ketiminized polyamino compounds |
08/01/1990 | EP0380466A2 Hybrid amino resin compositions |
08/01/1990 | EP0380465A2 Hybrid amino resin compositions |
08/01/1990 | EP0380464A2 Hybrid amino resin copositions |
07/31/1990 | US4945170 Method for making polyimides and products produced thereby |
07/31/1990 | US4945000 Water insoluble particles coated with amino or phenolic resi |
07/25/1990 | EP0379287A1 Particulate thermosetting adhesive compositions |
07/24/1990 | CA2008288A1 Hybrid amino resin compositions |
07/24/1990 | CA2008287A1 Hybrid amino resin compositions |
07/24/1990 | CA2008286A1 Hybrid amino resin compositions |
07/24/1990 | CA2008285A1 Hybrid amino resin compositions |
07/18/1990 | EP0378265A1 Low-temperature curable compositions based upon polyaromatic aldehyde group-containing compounds and ketiminized polyamino compounds |
07/18/1990 | EP0377931A2 Isocyanate modified blocked sulfonic acid ester as a crosslinking catalyst |
07/13/1990 | CA2007717A1 Low-temperature curable compositions based upon polyaromatic aldehyde group-containing compounds and ketiminized polyamino compounds |
07/03/1990 | US4939182 Melamine-alkanolamine condensates and polyurethanes prepared therefrom |
06/27/1990 | EP0375318A2 Polyaldimine derivatives |
06/26/1990 | CA1270977A1 Preparation of aqueous dispersions of condensates of urea and ch-acidic aldehydes, and production of surface coating binders |
06/26/1990 | CA1270605A1 Unfortified liquid paper sizing composition and method of preparation |
06/21/1990 | CA2006080A1 Polyaldimine derivatives |
06/13/1990 | EP0372007A1 Aminoplast catalyst and compositions. |