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Class Information
Number: 528/243
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From aldehyde or derivative thereof as reactant > Polymerizing in the presence of a specified material other than a reactant > Material contains nitrogen as part of a nitrogen-containing compound
Description: Subject matter wherein the specified material is a nitrogen-containing compound.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7476718 |
Process for producing polyoxymethylene |
Jan. 13, 2009 |
| 7354987 |
Nitrogen-containing compound, the preparation thereof and application in amino-aldehyde resins |
Apr. 8, 2008 |
| 7262237 |
Time released curing system |
Aug. 28, 2007 |
| 7199209 |
Nitrogen-containing compound, the preparation thereof and application in amino-aldehyde resins |
Apr. 3, 2007 |
| 6881817 |
Adhesive composition with increased cure rate |
Apr. 19, 2005 |
| 6579964 |
Water-dilutable etherified melamine-formaldehyde resins |
Jun. 17, 2003 |
| 6518394 |
End-functionalized aniline-based oligomers, corrosion-resistant copolymers and methods of making the same |
Feb. 11, 2003 |
| 6307007 |
Polycondensation products and their use as dyeing aids |
Oct. 23, 2001 |
| 6239251 |
End-functionalized aniline-based oligomers, corrosion-resistant copolymers and methods of making the same |
May. 29, 2001 |
| 6201095 |
Color improvement of DME-melamine resins |
Mar. 13, 2001 |
| 6037440 |
Cross-linked linear (2-cyanoacetamido) reactive polyurethanes |
Mar. 14, 2000 |
| 6034201 |
Process for preparing urea-formaldehyde resins |
Mar. 7, 2000 |
| 6031132 |
Amide-group-containing polyacetal and its production process and use |
Feb. 29, 2000 |
| 6005064 |
Thermosetting compounds, cured product thereof and method of preparing the thermosetting compound |
Dec. 21, 1999 |
| 5942595 |
Process for co-polymerization of formaldehyde with cyclic ethers in the presence of organic nitro compounds |
Aug. 24, 1999 |
| 5908914 |
Benzylic ether phenolic resole resins and their uses |
Jun. 1, 1999 |
| 5866671 |
Molded parts used for photographic sensitive materials and resin compositions used to make thereof |
Feb. 2, 1999 |
| 5866670 |
Process for preparing polyacetal copolymer |
Feb. 2, 1999 |
| 5863879 |
Dye transfer inhibitors for detergents |
Jan. 26, 1999 |
| 5844059 |
Process for preparing polyacetal copolymer |
Dec. 1, 1998 |
| 5821318 |
Hardener composition for epoxy resins |
Oct. 13, 1998 |
| 5795934 |
Method for preparing a urea-extended phenolic resole resin stabilized with an alkanolamine |
Aug. 18, 1998 |
| 5739260 |
Hydrophobically modified resin composition for graphics applications |
Apr. 14, 1998 |
| 5739255 |
Benzylic ether phenolic resole resins |
Apr. 14, 1998 |
| 5739211 |
Rubber compositions containing a pyrazine amide |
Apr. 14, 1998 |
| 5705605 |
Process for the preparation of a dyeing auxiliary |
Jan. 6, 1998 |
| 5693743 |
Aminoplastics |
Dec. 2, 1997 |
| 5686554 |
Process for the manufacture of paraformaldehyde |
Nov. 11, 1997 |
| 5665851 |
Aminoplastic resins and their use as a crosslinking agent for cellulose |
Sep. 9, 1997 |
| 5635583 |
Catalytic composition and method for curing urea-formaldehyde resin |
Jun. 3, 1997 |
| 5608030 |
Process for the preparation of polyacetals |
Mar. 4, 1997 |
| 5606011 |
Melaminic polycondensates |
Feb. 25, 1997 |
| 5597557 |
Colorant compositions and processes |
Jan. 28, 1997 |
| 5506332 |
Preparation of polyacetals, use thereof and novel polyacetals |
Apr. 9, 1996 |
| 5424377 |
Process to prevent scale adhesion using condensation product of aromatic amine and a quinone |
Jun. 13, 1995 |
| 5411802 |
Colorant compositions and processes |
May. 2, 1995 |
| 5407980 |
Adhesive composition comprising isocyanate phenol-formaldehyde and tannin, useful for manufacturing plywoods for exterior application |
Apr. 18, 1995 |
| 5380789 |
Method of preparing vegetable oil-modified phenolic resin and laminate produced by using the same |
Jan. 10, 1995 |
| 5378795 |
Polyazomethines containing trifluoromethylbenzene units |
Jan. 3, 1995 |
| 5371140 |
Emulsifiable phenolic resole resin |
Dec. 6, 1994 |
| 5248762 |
Process for preparing cyclic polyoxymethylene |
Sep. 28, 1993 |
| 5171629 |
Flame-resistant carrier web for bitumen webs and a process for its production |
Dec. 15, 1992 |
| 5081219 |
Preparation of open chain poly(Reissert compounds) |
Jan. 14, 1992 |
| 5066768 |
Preparation method of spherical melamine resin particulates having crosslinked structure |
Nov. 19, 1991 |
| 5066307 |
Textile finishing agents having reduced formaldehyde emission |
Nov. 19, 1991 |
| 5047466 |
Amino resin solutions having low electrical conductivity |
Sep. 10, 1991 |
| 5025077 |
Composition for gluing discontinuous mineral fibers in order to obtain insulation products |
Jun. 18, 1991 |
| 5011907 |
Molecules with enhanced electronic polarizabilities based on "defect"-like states in conjugated polymers |
Apr. 30, 1991 |
| 5010164 |
Process for forming urea-formaldehyde resin and use |
Apr. 23, 1991 |
| 4957999 |
Process for curing aminoplast resins |
Sep. 18, 1990 |
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