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Class Information
Number: 528/232
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
Description: Subject matter wherein an aldehyde or derivative is polymerized in the presence of a special material.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7598339 |
Method for removing residual monomers from polyoxymethylenes |
Oct. 6, 2009 |
| 7476718 |
Process for producing polyoxymethylene |
Jan. 13, 2009 |
| 7135539 |
Novolac resins, process for preparing them and uses thereof |
Nov. 14, 2006 |
| RE39182 |
Process for the preparation of thermally stable polyoxymethylene copolymers |
Jul. 11, 2006 |
| 7049389 |
Process for preparing of aromatic oligomers |
May. 23, 2006 |
| 7001959 |
Polyoxymethylene copolymers, their preparation and use |
Feb. 21, 2006 |
| 6995213 |
Oriented films prepared using impact copolymer polypropylene |
Feb. 7, 2006 |
| 6756475 |
Preparation of polyoxymethylenes |
Jun. 29, 2004 |
| 6576714 |
Production process for glyoxylic acid (salt)-based polymer |
Jun. 10, 2003 |
| 6551702 |
Melamine resin dispersions |
Apr. 22, 2003 |
| 6410776 |
Method for producing resols |
Jun. 25, 2002 |
| 6403237 |
Polymeric fluorescent substance and organic electroluminescence device |
Jun. 11, 2002 |
| 6365704 |
Polyacetal copolymer |
Apr. 2, 2002 |
| 6362305 |
Method for producing formaldehyde from methanol |
Mar. 26, 2002 |
| 6265528 |
Preparation of polyoxymethylene dimethyl ethers by acid-activated catalytic conversion of methanol with formaldehyde formed by oxy-dehydrogenation of dimethyl ether |
Jul. 24, 2001 |
| 6140456 |
Chemicals and processes for making fluorinated poly(para-xylylenes) |
Oct. 31, 2000 |
| 6100368 |
Process for production of acidic aqueous solutions of melamine-aldehyde polymer having low levels of free aldehyde |
Aug. 8, 2000 |
| 6063894 |
Process for purifying polymers using ultrasonic extraction |
May. 16, 2000 |
| 6037417 |
Polypropylene composition useful for making solid state oriented film |
Mar. 14, 2000 |
| 6031132 |
Amide-group-containing polyacetal and its production process and use |
Feb. 29, 2000 |
| 5994455 |
Process for the preparation of thermally stable polyoxymethylene copolymers |
Nov. 30, 1999 |
| 5962623 |
Process for the preparation of polyacetal copolymers |
Oct. 5, 1999 |
| 5958398 |
Biodegradable polyacetal polymers and methods for their formation and use |
Sep. 28, 1999 |
| 5932628 |
Binder composition for production of molds and method of producing mold |
Aug. 3, 1999 |
| 5929197 |
Acylsuccinic acid polyesters, a process for their preparation and their use in thermosetting plastics and coatings |
Jul. 27, 1999 |
| 5891983 |
Water-soluble formaldehyde-free polycondensation products based on amino-s-triazines |
Apr. 6, 1999 |
| 5866670 |
Process for preparing polyacetal copolymer |
Feb. 2, 1999 |
| 5856288 |
Polyalkylene glycol-polyglyoxylate block copolymer, its production process and use |
Jan. 5, 1999 |
| 5849858 |
Resinous binder compositions |
Dec. 15, 1998 |
| 5837781 |
Thermally stable polyoxymethylene copolymer |
Nov. 17, 1998 |
| 5811510 |
Biodegradable polyacetal polymers and methods for their formation and use |
Sep. 22, 1998 |
| 5795507 |
Preparation of pigmented melamine-formaldehyde polymer beads |
Aug. 18, 1998 |
| 5756599 |
Binder resin, binder system, cellulosic composite articles, and method of making the same |
May. 26, 1998 |
| 5728797 |
Method of making cured resin particles |
Mar. 17, 1998 |
| 5708121 |
Storage stable melamine-modified phenolic resole resins using an alkaline condensation and polyhydroxyl compound stabilization |
Jan. 13, 1998 |
| 5705605 |
Process for the preparation of a dyeing auxiliary |
Jan. 6, 1998 |
| 5691426 |
Resin composition |
Nov. 25, 1997 |
| 5686554 |
Process for the manufacture of paraformaldehyde |
Nov. 11, 1997 |
| 5674971 |
Urea-formaldehyde resin composition and method of preparation thereof |
Oct. 7, 1997 |
| 5659002 |
Modified tannin mannich polymers |
Aug. 19, 1997 |
| 5648435 |
Process for production of multicyanate esters |
Jul. 15, 1997 |
| 5646218 |
Novolak resin blends for photoresist applications |
Jul. 8, 1997 |
| 5637658 |
Modified phenol-aldehyde resin and binder system |
Jun. 10, 1997 |
| 5608030 |
Process for the preparation of polyacetals |
Mar. 4, 1997 |
| 5597557 |
Colorant compositions and processes |
Jan. 28, 1997 |
| 5587449 |
Process for the preparation of polyacetal copolymers |
Dec. 24, 1996 |
| 5512652 |
Fluorinated aldehyde containing polymers |
Apr. 30, 1996 |
| 5506332 |
Preparation of polyacetals, use thereof and novel polyacetals |
Apr. 9, 1996 |
| 5500477 |
Polyacetal molding materials having high impact resistance, a process for their preparation, and their use |
Mar. 19, 1996 |
| 5483013 |
Process for production of multicyanate esters |
Jan. 9, 1996 |
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