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Class Information
Number: 528/236
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 a metal atom > Material contains a heavy metal atom
Description: Subject matter wherein the specified material contains at least one heavy metal atom.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7064177 |
Production of polyoxymethylene and suitable (II) catalysts |
Jun. 20, 2006 |
| 6335304 |
Metal salts of phosphoric acid esters as cross linking catalysts |
Jan. 1, 2002 |
| 5908912 |
Electrodepositable coating composition containing bismuth and amino acid materials and electrodeposition method |
Jun. 1, 1999 |
| 5770678 |
Polymerization of, and depolymerization to, cyclic ethers using selected metal compound catalysts |
Jun. 23, 1998 |
| 5641853 |
Polymerization of cyclic ethers using selected metal compound catalysts |
Jun. 24, 1997 |
| 5500477 |
Polyacetal molding materials having high impact resistance, a process for their preparation, and their use |
Mar. 19, 1996 |
| 5374697 |
Selected novel sulfonium compounds particularly suitable as initiators for the thermal cure of cationically polymerisable materials |
Dec. 20, 1994 |
| 5124417 |
Initiators for cationic polymerization |
Jun. 23, 1992 |
| 5055547 |
Liquid-crystal copolyethers based on 7-oxa-bicyclo(2,2,1)heptane |
Oct. 8, 1991 |
| 5011907 |
Molecules with enhanced electronic polarizabilities based on "defect"-like states in conjugated polymers |
Apr. 30, 1991 |
| 4847332 |
Terminally unsaturated macromolecular monomers of polyformals and copolymers thereof |
Jul. 11, 1989 |
| 4839457 |
Developing composition and a sheet for pressure-sensitive copy paper |
Jun. 13, 1989 |
| 4764585 |
Cationic polycondensates useful for improving the fastness of dyeings on textiles |
Aug. 16, 1988 |
| 4547565 |
Method for manufacturing trioxane copolymer |
Oct. 15, 1985 |
| 4399272 |
Process for producing polyacetal copolymers |
Aug. 16, 1983 |
| 4398014 |
Sulfoxonium salts and their use as polymerization catalysts |
Aug. 9, 1983 |
| 4382130 |
Moisture curable compositions and aryloxyphosphonium salts |
May. 3, 1983 |
| 4377667 |
Polyacetal and process of producing same |
Mar. 22, 1983 |
| 4352923 |
Process for polymerizing formaldehyde |
Oct. 5, 1982 |
| 4339567 |
Photopolymerization by means of sulphoxonium salts |
Jul. 13, 1982 |
| 4332930 |
Process for polymerizing formaldehyde |
Jun. 1, 1982 |
| 4299938 |
Photopolymerizable and thermally polymerizable compositions |
Nov. 10, 1981 |
| 4255524 |
Syntactic foam compositions useful for manufacturing floating articles |
Mar. 10, 1981 |
| 4173551 |
Heat curable compositions |
Nov. 6, 1979 |
| 3984378 |
Process for manufacturing nitropyrene-formaldehyde resin |
Oct. 5, 1976 |
| 3954715 |
Coating compositions containing diesters of dibasic acids and glycidyl esters and aminoplast resins |
May. 4, 1976 |
| 3936423 |
Process for the preparation of polyaldehydes by polymerization of bifunctional monomers and related products |
Feb. 3, 1976 |
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