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Class 521 | SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES | |
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This Class 521 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) |
25 | . (1 indent ) ION-EXCHANGE POLYMER OR PROCESS OF PREPARING |
26 | .. (2 indent ) Process of regenerating |
27 | .. (2 indent ) Membrane or process of preparing |
28 | .. (2 indent ) Previously formed solid ion-exchange polymer admixed with nonreactive material or ion-exchange polymer |
29 | .. (2 indent ) Polymer characterized by defined size or shape other than bead or pearl |
30 | .. (2 indent ) Chemically treated solid polymer |
31 | ... (3 indent ) Solid polymer derived from ethylenically unsaturated reactant only |
32 | .... (4 indent ) Treated with nitrogen-containing material |
33 | .... (4 indent ) Treated with sulfur-containing material |
34 | ... (3 indent ) Solid polymer derived from at least one 1,2-epoxy containing reactant |
35 | ... (3 indent ) Solid polymer derived from aldehyde or derivative |
36 | .... (4 indent ) Treated with nitrogen-containing material |
37 | .... (4 indent ) Treated with sulfur-containing reactant |
38 | .. (2 indent ) From ethylenically unsaturated reactant only |
39 | .. (2 indent ) From aldehyde or derivative |
40 | . (1 indent ) PROCESS OF TREATING SCRAP OR WASTE PRODUCT CONTAINING SOLID ORGANIC POLYMER TO RECOVER A SOLID POLYMER THEREFROM |
40.5 | .. (2 indent ) Process of treating scrap or waste product containing at least one polymer derived from ethylenic unsaturated monomers only |
41 | ... (3 indent ) Treating rubber (or rubberlike materials) or polymer derived from a monomer having at least two ethylenic unsaturated moieties |
41.5 | .... (4 indent ) Treating with organic phosphorus-containing material |
42 | .... (4 indent ) Treating with organic nitrogen-containing material |
42.5 | .... (4 indent ) Treating with organic chalcogen-containing material |
43 | ....• (5 indent ) Containing organic sulfur |
43.5 | ....• (5 indent ) Containing carboxylic acid or anhydride group |
44 | ....• (5 indent ) Containing hydroxyl group |
44.5 | .... (4 indent ) Treating with hydrocarbon or halogenated hydrocarbon material |
45 | .... (4 indent ) Treating with steam or water |
45.5 | .... (4 indent ) Treating with mechanical action and in the absence of a chemically reactive additive or solvent |
46 | ... (3 indent ) Treating polymer derived from a monomer containing only carbon, hydrogen, and halogen or only carbon and halogen; or treating a polymer which has been derived from at least one hydrocarbon and which has been subsequently halogenated |
46.5 | .... (4 indent ) Treating polymer derived from vinyl chloride monomer |
47 | ... (3 indent ) Treating polymer derived from hydrocarbon monomers only |
47.5 | .. (2 indent ) Treating polysiloxane |
48 | .. (2 indent ) Treating polyester |
48.5 | ... (3 indent ) Treating with alcohol |
49 | .. (2 indent ) Treating polyurethane, polyurea (excluding urea-formaldehyde polymers), polyisocyanurate or polycarbodiimide |
49.5 | ... (3 indent ) Treating with alcohol or amine |
49.8 | .. (2 indent ) Treating polycarbonamide |
50 | . (1 indent ) CELLULAR PRODUCTS OR PROCESSES OF PREPARING A CELLULAR PRODUCT, E.G., FOAMS, PORES, CHANNELS, ETC. |
50.5 | .. (2 indent ) Compositions to be polymerized by wave energy in order to prepare a cellular product wherein said composition contains a rate-affecting material; or compositions to be modified by wave energy to prepare a cellular product wherein said composition contains a rate-affecting material; or processes of preparing or treating a solid polymer utilizing wave energy in order to prepare a cellular product |
51 | .. (2 indent ) Processes of preparing a cellular product having an integral skin |
52 | .. (2 indent ) Reticulated cellular product or processes of preparing a reticulated cellular product |
53 | .. (2 indent ) Treating a cellular solid polymer by adding a material thereto which reacts with the polymer or forms a composition therewith, or products of said treating process |
54 | ... (3 indent ) Treating a cellular solid polymer by adding a solid polymer or solid polymer-forming composition |
55 | ... (3 indent ) Treating a cellular solid polymer by adding a material thereto which forms a composition therewith |
56 | .. (2 indent ) Particle which is expandible, process of preparing an expandible particle, or process of expanding a particle to form a cellular product |
57 | ... (3 indent ) Including step of surface coating a particle or process of expanding a surface coated particle |
58 | ... (3 indent ) Expanding utilizing plural expansion steps |
59 | ... (3 indent ) Expandible system contains two or more solid polymers or at least one solid polymer and at least one polymer-forming system |
60 | ... (3 indent ) Adding expanding agent subsequent to solid polymer formation |
61 | .. (2 indent ) Process of preparing a cellular product by removal of material from a solid polymer-containing matrix without expanding the matrix; composition which is nonexpandible and is designed to form a cellular product by said process; or process of preparing said composition |
62 | ... (3 indent ) Mixture of solid polymers present during cell formation |
63 | ... (3 indent ) Cellular product-forming process wherein the removable material is present or is produced in situ during the solid polymer formation step |
64 | ... (3 indent ) Removing a liquid to form a cellular product |
65 | .. (2 indent ) Process of forming a cellular product from an aqueous latex, aqueous dispersion, or aqueous emulsion containing a solid polymer; process of preparing a latex, dispersion, or emulsion containing a solid polymer which is designed to be formed into a cellular product, or composition thereof |
66 | ... (3 indent ) Treating a latex, dispersions, or emulsion containing a solid polymer at 32 degrees F. or below, e.g., freezing, etc. |
67 | ... (3 indent ) Adding -N=C=X material to a latex, dispersion, or emulsion containing a solid polymer |
68 | ... (3 indent ) Adding fibrous material to a latex, dispersion, or emulsion containing a solid polymer |
69 | ... (3 indent ) Latex, dispersion, or emulsion contains an additional solid polymer-forming system |
70 | ... (3 indent ) Latex, dispersion, or emulsion contains two or more solid polymers |
71 | ... (3 indent ) Solid polymer is derived from a conjugated diene monomer |
72 | ... (3 indent ) Utilizing cell forming agent other than air |
73 | .. (2 indent ) Process of preparing a cellular product of a plastisol of a solid polymer derived solely from ethylenically unsaturated monomers; forming a plastisol of a solid polymer derived solely from an ethylenically unsaturated monomer which is designed to be formed into a cellular product, or composition thereof |
74 | ... (3 indent ) By incorporation of material in gaseous state |
75 | ... (3 indent ) System contains two or more solid polymers or contains at least one solid polymer and at least one polymer-forming system |
76 | .. (2 indent ) Preparing a cellular product utilizing a stated ingredient which is surface coated or is a discrete solid particle containing a fluid encapsulated therein, processes of forming an expandible composition, containing said stated ingredient or composition therefrom |
77 | .. (2 indent ) Preparing a cellular product by decomposition of a solid polymer; or process of forming a composition containing a solid polymer which decomposes so as to subsequently form a cellular polymer, or composition therefrom |
78 | .. (2 indent ) Preparing a cellular product by spraying a solid polymer containing material |
79 | .. (2 indent ) Extruding a solid polymer containing material to form a cellular product |
80 | ... (3 indent ) Including solid polymer formation in or during extruding step |
81 | ... (3 indent ) System contains a mixture of solid polymer or at least one solid polymer and at least one solid polymer-forming system |
82 | .. (2 indent ) Process of forming a cellular product subsequent to solid polymer formation in the presence of a stated ingredient, noncellular composition capable of forming a cellular product and containing a stated ingredient, or process of preparing same |
83 | ... (3 indent ) Ingredient is asphaltic, bituminous, or water settable inorganic material, e.g., cement, plaster of Paris, etc. |
84.1 | ... (3 indent ) Ingredient is protein, carbohydrate, or natural resin |
85 | ... (3 indent ) Ingredient contains a boron or phosphorus atom |
86 | ... (3 indent ) Ingredient is organic silicon compound |
87 | ... (3 indent ) Ingredient is aldehyde or ketone |
88 | ... (3 indent ) Ingredient is ether, alcohol, or inorganic alcoholate, e.g., phenol, etc. |
89 | ... (3 indent ) Ingredient contains a sulfur atom |
90 | ... (3 indent ) Ingredient is a heterocyclic compound |
91 | ... (3 indent ) Ingredient contains a silicon atom |
92 | ... (3 indent ) Ingredient contains a metal atom |
93 | .... (4 indent ) Metal atom is part of an organic compound |
94 | ... (3 indent ) Ingredient is a nitrogen containing compound |
95 | .... (4 indent ) Nitrogen compound contains a nitrogen atom bonded to a nitrogen or oxygen atom |
96 | ... (3 indent ) Ingredient contains an -O-O- group |
97 | ... (3 indent ) Ingredient contains a carbon atom double-bonded to oxygen, e.g., carbon dioxide, carboxylic acid, etc. |
98 | ... (3 indent ) Ingredient contains only C and H atoms, only C and halogen atoms, or only C, H, and halogen atoms |
99 | .. (2 indent ) Cellular product formation prior to or during solid polymer formation in the presence of a stated ingredient other than water |
100 | ... (3 indent ) Ingredient is water settable inorganic composition |
101 | ... (3 indent ) Ingredient is bituminous or asphaltic material |
102 | ... (3 indent ) Ingredient is a protein containing material |
103 | ... (3 indent ) Ingredient contains a boron atom |
104 | .... (4 indent ) Boron trihalide or complex thereof |
105 | .... (4 indent ) Boron atom is part of an organic compound |
106 | ... (3 indent ) Ingredient contains a phosphorus atom |
107 | .... (4 indent ) Phosphorus atom is part of an organic compound |
108 | ....• (5 indent ) Organic phosphorus compound contains a phosphorus atom bonded to an atom other than oxygen |
109.1 | ... (3 indent ) Ingredient is carbohydrate, or natural resin |
110 | ... (3 indent ) Ingredient contains a silicon atom as part an organic compound |
111 | .... (4 indent ) Organic silicon atom compound contains an atom other than oxygen, hydrogen, silicon, or carbon |
112 | .... (4 indent ) Organic silicon compound contains an ether group |
113 | ... (3 indent ) Ingredient is aldehyde or ketone |
114 | ... (3 indent ) Ingredient contains a -C-X-C- group wherein X is a chalcogen atom and none of the C atoms bonded to the chalcogen are double-bonded to an additional chalcogen atom |
115 | .... (4 indent ) -C-X-C- compound contains a nitrogen atom |
116 | .... (4 indent ) -C-X-C- compound contains a -C-XH group wherein X is a chalcogen atom |
117 | ... (3 indent ) Ingredient contains a -C-XH group wherein X is a chalcogen atom and the carbon atom is not double-bonded to a chalcogen atom, phenol, etc. |
118 | .... (4 indent ) -C-XH ingredient contains a nitrogen atom |
119 | ... (3 indent ) Ingredient is inorganic halogen containing material |
120 | ... (3 indent ) Ingredient contains a sulfur atom |
121 | .... (4 indent ) Sulfur atom is part of an organic compound |
122 | ... (3 indent ) Ingredient contains a silicon atom |
123 | ... (3 indent ) Ingredient contains a metal atom |
124 | .... (4 indent ) Metal atom is part of an organic compound |
125 | ....• (5 indent ) Organic metal compound contains a Group I or Group II metal atom |
126 | ....• (5 indent ) Organic metal compound contains tin |
127 | ....•. (6 indent ) Tin compound is dibutyl tin dilaurate or stannous octoate |
128 | ... (3 indent ) Ingredient is a nitrogen containing compound |
129 | .... (4 indent ) Nitrogen compound contains a nitrogen atom bonded to three carbon atoms and wherein none of the carbon atoms are double-bonded to oxygen |
130 | ... (3 indent ) Ingredient contains a carbon atom double bonded to oxygen, e.g., carboxylic acid, etc. |
131 | ... (3 indent ) Ingredient contains only carbon and hydrogen atoms, only C and halogen atoms, or only C, H, and halogen atoms |
132 | .... (4 indent ) Said ingredient is substantially nonvolatile material, e.g., hydrocarbon waxes, greases, etc. |
133 | ... (3 indent ) Ingredient is gaseous at ambient conditions, e.g., air, oxygen, etc. |
134 | .. (2 indent ) Cellular product derived from two or more solid polymers or from at least one solid polymer and at least one polymer-forming system |
135 | ... (3 indent ) At least one polymer is derived from reactant containing two or more three membered heterocyclic rings having two carbon atoms and one chalcogen atom or polymer-forming system contains the same type of reactant |
136 | ... (3 indent ) At least one polymer is derived from an aldehyde or derivative or wherein the polymer-forming system contains the same type of reactant |
137 | ... (3 indent ) At least one polymer is derived from a -N=C=X reactant wherein X is a chalcogen atom or wherein the polymer-forming system contains the same type of reactant |
138 | ... (3 indent ) At least one polymer is derived from a polycarboxylic acid or derivative and a polyol or wherein the polymer-forming system containing the same type of reactants |
139 | ... (3 indent ) At least one polymer is derived from an ethylenically unsaturated aromatic reactant or wherein the polymer-forming system contains the same type of reactant |
140 | ... (3 indent ) At least one polymer is derived from reactant containing two or more ethylenic groups or wherein the polymer-forming system contains the same type of reactant |
141 | .. (2 indent ) Cellular vinyl alcohol polymer |
142 | .. (2 indent ) Cellular product derived from ethylenically unsaturated reactants only |
143 | ... (3 indent ) From acyclic mono-unsaturated hydrocarbon as only reactant |
144 | .... (4 indent ) Interpolymer |
145 | ... (3 indent ) From acyclic mono-unsaturated halogenated reactant |
146 | ... (3 indent ) From aromatic reactant |
147 | .... (4 indent ) With oxygen or nitrogen containing reactant |
148 | .... (4 indent ) With conjugated diene reactant |
149 | ... (3 indent ) From oxygen containing reactant |
150 | ... (3 indent ) From reactant containing two or more ethylenic unsaturated groups |
151 | .. (2 indent ) Cellular polymer derived from tar, pitch, bitumen, asphalt, or plant material of unknown constitution, e.g., nut shell liquor, etc. |
152 | .. (2 indent ) Cellular product derived from boron containing reactant |
153 | .. (2 indent ) Cellular product derived from aluminum or heavy metal containing reactant |
154 | .. (2 indent ) Cellular product derived from silicon containing reactant |
155 | .. (2 indent ) Cellular product derived from a -N=C=X containing reactant wherein X is a chalcogen atom |
156 | ... (3 indent ) With three-membered heterocyclic reactant containing two carbon atoms and a hetero atom (i.e., nitrogen or a chalcogen atom) |
157 | ... (3 indent ) With a C-C(=X)-XH or C-C(=X)-X-C(=X)-C- reactant wherein X is a chalcogen atom, e.g., carboxylic acid or anhydride, etc. |
158 | ... (3 indent ) With ketone, aldehyde, or aldehyde derivative |
159 | ... (3 indent ) N=C=X reactant having at least two C-NH-C(=X)- groups, e.g., prepolymers, etc. |
160 | ... (3 indent ) Two or more N=C=X reactants |
161 | ... (3 indent ) N=C=X reactant contains a heterocyclic ring |
162 | ... (3 indent ) N=C=X reactant contains atoms other than carbon and hydrogen and other than nitrogen and chalcogen as part of the N=C=X group |
163 | ... (3 indent ) With nitrogen containing reactant |
164 | .... (4 indent ) Nitrogen reactant contains a C-XH group wherein X is a chalcogen atom and wherein the C atom is not double-bonded to a chalcogen atom |
165 | ....• (5 indent ) Phosphorus containing reactant |
166 | ....• (5 indent ) Nitrogen reactant contains a nitrogen containing heterocyclic ring |
167 | ....• (5 indent ) Nitrogen reactant contains a N-(C-C-O)-group |
168 | ... (3 indent ) With phosphorus containing reactant |
169 | .... (4 indent ) Phosphorus reactant contains a -O-(C-C-O-)-group |
170 | ... (3 indent ) With -XH reactant wherein X is a chalcogen atom |
171 | .... (4 indent ) -XH reactant contains a halogen atom |
172 | .... (4 indent ) -XH reactant contains a C=X group, e.g., carboxylic acid ester, etc. |
173 | ....• (5 indent ) With non -C=X containing reactant |
174 | .... (4 indent ) -XH reactant contains a C-X-C group |
175 | ....• (5 indent ) C-X-C reactant contains a carbohydrate group |
176 | ....• (5 indent ) With non -C-X-C- containing reactant |
177 | ....• (5 indent ) C-X-C reactant contains a carbocyclic ring, e.g., aromatic, etc. |
178 | .. (2 indent ) Cellular product derived from a reactant containing two or more three membered heterocyclic rings wherein two of the ring members are carbon atoms and the remaining ring member is a chalcogen atom |
179 | ... (3 indent ) With -C(=X)-X containing reactant wherein X is a chalcogen atom |
180 | .. (2 indent ) Cellular product derived from a phenol, phenol ether, or inorganic phenolate reactant |
181 | ... (3 indent ) With reactant which is an aldehyde or aldehyde derivative |
182 | .. (2 indent ) Cellular product derived from a -C-C(=X)-X containing reactant wherein X is a chalcogen atom, e.g., phthalic acid, etc. |
183 | ... (3 indent ) Nitrogen containing reactant |
184 | .... (4 indent ) Nitrogen reactant contains at least two amino nitrogen atoms |
185 | ....• (5 indent ) Carbocyclic reactant containing -C-C(=X)-X, e.g., containing carboxyl, etc. |
186 | .. (2 indent ) Cellular product derived from reactant which is an aldehyde or aldehyde derivative |
187 | ... (3 indent ) Nitrogen containing reactant |
188 | .... (4 indent ) Nitrogen reactant contains a -N-C(=X)-N group wherein X is a chalcogen atom, e.g.,urea, etc. |
189 | .. (2 indent ) Cellular product derived from reactant containing a carbon to chalcogen bond |
CROSS-REFERENCE ART COLLECTIONS | |||
901 | CELLULAR POLYMER CONTAINING A CARBODIIMIDE STRUCTURE |
902 | CELLULAR POLYMER CONTAINING AN ISOCYANURATE STRUCTURE |
903 | CELLULAR POLYMER HAVING REDUCED SMOKE OR GAS GENERATION |
904 | POLYURETHANE CELLULAR PRODUCT HAVING HIGH RESILIENCY OR COLD CURE PROPERTY |
905 | HYDROPHILIC OR HYDROPHOBIC CELLULAR PRODUCT |
906 | POLYURETHANE CELLULAR PRODUCT CONTAINING UNREACTED FLAME-RETARDANT MATERIAL |
907 | NONURETHANE FLAMEPROOFED CELLULAR PRODUCT |
908 | NUCLEATING AGENT FOR CELLULAR PRODUCT |
909 | BLOWING-AGENT MODERATOR, E.G., KICKERS, ETC. |
910 | PLURAL BLOWING AGENTS FOR PRODUCING NONPOLYURETHANE CELLULAR PRODUCTS |
911 | SURFACTANT FOR OTHER THAN POLYURETHANE CELLULAR PRODUCT |
912 | SEPARATED REACTIVE MATERIALS UTILIZED IN PREPARING CELLULAR PRODUCT |
913 | CELL FORMING IN ABSENCE OF EXTERNAL HEAT |
914 | POLYURETHANE CELLULAR PRODUCT FORMED FROM A POLYOL WHICH HAS BEEN DERIVED FROM AT LEAST TWO 1,2 EPOXIDES AS REACTANTS |
915 | UTILIZING ELECTRICAL OR WAVE ENERGY DURING CELL FORMING PROCESS |
916 | CELLULAR PRODUCT HAVING ENHANCED DEGRADABILITY |
917 | SPECIALIZED MIXING APPARATUS UTILIZED IN CELL FORMING PROCESS |
918 | PHYSICAL AFTERTREATMENT OF A CELLULAR PRODUCT |
919 | SINTERED PRODUCT |
920 | CELLULAR PRODUCT CONTAINING A DYE OR PIGMENT |
921 | PREPARING A NONPOLYURETHANE CELLULAR PARTICLE FROM A NONPARTICULATE MATERIAL |
FOREIGN ART COLLECTIONS | |||
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
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