|
|
| Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
| You are viewing a USPC Schedule. |
Class 528 | SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES |
| Click here for a printable version of this file | |
| This Class 528 is considered to be an integral part of Class 520 (see the Class 520 schedule for the position of this Class in schedule hierarchy). This Class retains all pertinent definitions and class lines of Class 520 | ||
| SYNTHETIC RESINS (CLASS 520, SUBCLASS 1) |
| 1 | FROM PLANT MATERIAL OF UNKNOWN CONSTITUTION |
| 2 | From cashew material with a sulfur-containing reactant |
| 3 | From cashew material with an aldehyde or derivative |
| 4 | FROM BORON REACTANT HAVING AT LEAST ONE BORON TO HYDROGEN OR BORON TO CARBON BOND |
| 5 | Boron reactant contains a silicon atom |
| 6 | Boron reactant contains a phosphorus atom |
| 7 | Boron reactant contains a nitrogen atom |
| 8 | Boron reactant contains a boron atom bonded to at least one atom of oxygen |
| 9 | FROM HEAVY METAL OR ALUMINUM REACTANT HAVING AT LEAST ONE HYDROGEN-TO-HEAVY METAL OR -ALUMINUM BOND OR AT LEAST ONE CARBON-TO-HEAVY METAL OR -ALUMINUM BOND |
| 10 | FROM SILICON REACTANT HAVING AT LEAST ONE SILICON-TO-HYDROGEN OR -CARBON BOND |
| 12 | Polymerizing in the pressence of a specified material other than a reactant |
| 13 | Material is a boron-containing material |
| 14 | Material is a metal-containing material |
| 15 | Material contains a Group VIII metal atom |
| 16 | Material contains a Group IIIA metal |
| 17 | Material contains a Group IVB metal atom |
| 18 | Material contains a Group IVA metal atom |
| 19 | Material contains a heavy metal atom |
| 20 | Material contains an alcohol, alcoholate, or ether compound |
| 21 | Material is a nitrogen-containing compound |
| 23 | Material contains a phosphorus or sulfur atom |
| 24 | Material contains a compound having an O-O group, e.g., peroxide, etc. |
| 25 | With organic silicon-free reactant |
| 26 | Organic Si-free reactant is a carboxylic acid or derivative |
| 26.5 | Reactant which is a fatty acid glycerol ester, a fatty acid or salt derived from a naturally occurring glyceride, tall oil, or a fatty acid derived from tall oil |
| 27 | Organic Si-free reactant contains a heterocyclic ring |
| 28 | Organic Si-free reactant is a nitrogen-containing compound |
| 29 | Organic Si-free reactant is an alcohol or alcoholate |
| 30 | From silicon-containing reactant having at least one polyvalent atom other than carbon, oxygen, or nitrogen |
| 31 | Silicon reactant contains a silicon-to-hydrogen bond |
| 32 | Silicon reactant contains an ethylenically unsaturated group |
| 33 | Silicon reactant contains two or more silicon atoms |
| 34 | With silicon reactant containing a single silicon atom |
| 35 | Silicon reactamt contains only carbon atom, only a carbon chain, or chain of carbon and oxygen atoms only between two silicon atoms |
| 36 | Silicon reactant contains at least one halogen atom bonded to a carbon atom which carbon atom is not an acyl halide carbon atom |
| 37 | Reactant contains a silicon atom as a ring member of a cyclic compound |
| 38 | Silicon reactant contains an amine nitrogen atom |
| 39 | With silicon reactant which is free of any silicon to carbon bond |
| 40 | Silicon reactant contains a fused, bridged, or cycloaliphatic ring |
| 41 | Silicon containing carboxylic acid or derivative or from a silicon derivative of a nonsilicon containing carboxylic acid |
| 42 | Silicon reactant contains at least one halogen atom bonded to a carbon atom which carbon atom is not an acyl halide carbon atom |
| 43 | Silicon reactant contains an aryl group |
| 44 | FROM REACTANT HAVING AT LEAST ONE -N=C=X GROUP (WHEREIN X IS A CHALCOGEN ATOM) AS WELL AS PRECURSORS THEREOF, E.G., BLOCKED ISOCYANATE, ETC. |
| 45 | From at least one blocked -N=C=X group |
| 48 | Process of polymerizing in the presence of a specified material other than reactant |
| 49 | Material contains only one -C-XH,-C-C(=X)-XH or carbon to -NH or HNH group |
| 50 | Material contains compound having a -O-O- group, e.g., peroxide, etc. |
| 51 | Material contains a phosphorus atom |
| 52 | Material is organic nitrogen-containing compoud |
| 55 | Material contains at least one metal atom |
| 59 | From N=C=X reactant having at least two -C-NH-C(=X)- groups |
| 60 | With reactant compound containing three or more XH, -C(=X)-XH, -NH, =NH, or HNH groups or combination thereof |
| 61 | With organic nitrogen reactant which contains two NH, =NH, or HNH groups |
| 62 | Organic NH, =NH, or HNH nitrogen-containing reactant contains a heterocyclic ring |
| 63 | Organic NH, =NH, HNH nitrogen reactant contains at least one halogen atom |
| 64 | Organic NH, =NH or HNH nitrogen reactant contains a carbocyclic or aromatic ring |
| 65 | With reactant having two -XH groups |
| 67 | From two or more reactants containing -N=C=X groups |
| 68 | With organic compound reactant containing at least two NH, HNH or =NH groups and wherein the reactant composition is devoid of -C-XH, -C(=X)XH or anhydride |
| 69 | Reactant contains a single -N=C=X group |
| 70 | Reactant contains a fluorine atom |
| 71 | Reactant contains at least one salt group, e.g., quaternary ammonium salt, etc. |
| 72 | Reactant contains at least one phosphorus atom |
| 73 | Reactant contains at least one heterocyclic ring |
| 74 | Reactant contains at least one bridged- or fused-ring system |
| 74.5 | Reactant which is a fatty acid glycerol ester, a fatty acid or salt derived from a naturally occurring glyceride, tall oil, or a fatty acid derived from tall oil |
| 75 | Reactant contains at least one ethylenically unsaturated group |
| 76 | With ether or thioether compound containing at least two -C-X-C- groups |
| 77 | Ether or thioether compound contains three or more -XH groups |
| 78 | Ether or thioether contains at least one nitrogen atom other than as a C NH, C=NH, or C-N(H)-H |
| 79 | Ether or thioether contains a carbocyclic or aromatic group |
| 80 | With reactant compound containing at least two -C-C(=X)-X-C groups and which compound is devoid of C-NH, C=NH or C-N(H)-H groups |
| 81 | Reactant compound which contains at least two -C-C(=X)-X-C groups contains three or more XH groups |
| 82 | Reactant which contains at least two -C-C(=X)-X-C groups contains tertiary nitrogen atom |
| 83 | Reactant which contains at least two -C-C(=X)-X-C groups has been derived from only a dicarboxylic acid or derivative and only a dihydric alcohol or alcoholate derivative |
| 84 | With reactant containing at least two -C-C(=X)-X groups |
| 85 | With reactant containing at least two -XH groups |
| 86 | FROM PHENOL, PHENOL ETHER, OR INORGANIC PHENOLATE |
| 87 | From 1,2-epoxy-containing phenolic reactant or with 1,2-epoxy-containing reactant |
| 88 | Polymerizing in the presence of a specified material other than reactant |
| 89 | Material contains a phosphorus atom |
| 90 | Material contains a sulfur atom |
| 91 | Material contains a boron atom |
| 92 | Material contains a polyvalent metal atom |
| 93 | Material contains a nitrogen compound |
| 95 | Material contains a Group IA metal atom (Li, Na, K, Rb, Cs, Fr) |
| 96 | Phenolic reactant contains a heterocyclic group other than a 1,2-epoxy group per se |
| 97 | Phenolic reactant contains a fused-or bridged-ring other than as a 1,2 epoxy group fused to carbocyclic or aromatic ring |
| 98 | Phenolic reactant contains at least three distinct aromatic or carbocyclic rings or mixtures thereof |
| 99 | Phenolic reactant contains at least one nitrogen, phosphorus, or sulfur atom |
| 100 | Phenolic reactant contains a carboxylic acid or carboxylic acid derivative thereof |
| 101 | Phenolic reactant contains ethylenic unsaturation or contains a 1,2-epoxy group fused to a carbocyclic ring |
| 102 | Phenolic reactant contains a halogen atom directly bonded to a nuclear carbon atom of the aryl-oxygen group |
| 103 | Two or more 1,2-epoxy reactants |
| 103.5 | 1,2-epoxy reactant having at least one carboxylic ester group, e.g., epoxidized linseed oil, etc. |
| 104 | Two or more phenolic reactants |
| < |