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Class Information
Number: 527/309
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From carbohydrate or derivative as a reactant > With aldehyde or derivative as a reactant other than as an aldose > Nitrogen-containing reactant
Description: Subject matter wherein there is at least one nitrogen-containing reactant.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7208532 |
Manufacture of improved support matrices |
Apr. 24, 2007 |
| 6710175 |
Compositions suitable as additives in the paper industry, preparation; use; and, paper comprising such |
Mar. 23, 2004 |
| 6372813 |
Methods and compositions for attachment of biomolecules to solid supports, hydrogels, and hydrogel arrays |
Apr. 16, 2002 |
| 6316160 |
Fast-etching, thermosetting anti-reflective coatings derived from cellulosic binders |
Nov. 13, 2001 |
| 6255427 |
Amphoteric polymer dispersion |
Jul. 3, 2001 |
| 5990216 |
Method for manufacturing grafted polyacrylamide flocculant of cationic/ampholytic ions |
Nov. 23, 1999 |
| 5925722 |
Amphoteric and anionic polymer dispersions, process for their preparation and use thereof |
Jul. 20, 1999 |
| 5583193 |
Polysaccharide graft-polymers and the use in papermaking thereof |
Dec. 10, 1996 |
| 5412052 |
Grafted copolymers highly absorbent to aqueous electrolyte solutions |
May. 2, 1995 |
| 5346937 |
Modifying agents for thermosetting resins and thermosetting resins prepared using these agents |
Sep. 13, 1994 |
| 5334685 |
Grafted copolymers highly absorbent to aqueous electrolyte solutions |
Aug. 2, 1994 |
| 5317071 |
Aldehyde treatment system |
May. 31, 1994 |
| 5243008 |
Grafted copolymers highly absorbent to aqueous electrolyte solutions |
Sep. 7, 1993 |
| 5219970 |
Grafted copolymers highly absorbent to aqueous electrolyte solutions |
Jun. 15, 1993 |
| 5214117 |
Grafted copolymers highly absorbent to aqueous electrolyte solutions |
May. 25, 1993 |
| 5206325 |
Thermoplastic graft copolymer and process for producing the same |
Apr. 27, 1993 |
| 5206326 |
Grafted copolymers highly absorbent to aqueous electrolyte solutions |
Apr. 27, 1993 |
| 5114999 |
Glyoxal-containing binder insolubilizer |
May. 19, 1992 |
| 4978697 |
Process for the production of thermosetting resins |
Dec. 18, 1990 |
| 4837087 |
Coating binder additive |
Jun. 6, 1989 |
| 4532267 |
Vision correction lens made from an aminopolysaccharide compound or an ether or ester thereof |
Jul. 30, 1985 |
| 4379865 |
Binder for casting sand and resin-coated grains of sand |
Apr. 12, 1983 |
| 4371673 |
Water soluble forms of retinoids |
Feb. 1, 1983 |
| 4366096 |
Cellulosic urea formaldehyde compositions |
Dec. 28, 1982 |
| 4226982 |
Process to break down cellulose polymers and produce cellular solid or solid reaction products |
Oct. 7, 1980 |
| 4155884 |
Process and apparatus for producing modified starch products |
May. 22, 1979 |
| 4135943 |
Novel selective adsorbents |
Jan. 23, 1979 |
| 4120836 |
Process for preparing shaped cellulose acetate article |
Oct. 17, 1978 |
| 4118350 |
Cellulose acetate solutions containing methylolated polymers |
Oct. 3, 1978 |
| 4013599 |
Fire-retardant coating composition comprising etherified and non-etherified amino-formaldehyde resin |
Mar. 22, 1977 |
| 4011392 |
Mixed starch esters and the use thereof |
Mar. 8, 1977 |
| 3951948 |
Size classified cereal starch granules |
Apr. 20, 1976 |
| 3936441 |
Process for the production of water adsorbing but water-insoluble cellulose ethers |
Feb. 3, 1976 |
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