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49 lines
23 KiB
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49 lines
23 KiB
XML
2 years ago
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<?xml version="1.0" encoding="UTF-8"?>
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<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
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<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="C08C" definition-exists="true" date-revised="2019-01-01" status="published"><classification-symbol>C08C</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>This subclass covers: <subnote type="bullet"><note-paragraph>processes directed to natural rubber or to conjugated diene rubbers <br/></note-paragraph><note-paragraph>processes directed to rubbers in general. </note-paragraph></subnote></note-paragraph></note><note type="warning"><note-paragraph warning-type="ipc-not-used">The following IPC groups are not in the CPC scheme. The subject matter for these IPC groups is classified in the following CPC groups: <table><row><entry><class-ref scheme="ipc">C08C1/16</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C08C1/14</class-ref></entry></row></table></note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="C08C1/00" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C08C1/00" definition-exists="true" ipc-concordant="C08C1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Treatment of rubber latex</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C1/02" definition-exists="false" ipc-concordant="C08C1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chemical or physical treatment of rubber latex before or during concentration</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C1/04" definition-exists="false" ipc-concordant="C08C1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purifying</text></title-part><title-part><text>Deproteinising</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C1/06" definition-exists="false" ipc-concordant="C08C1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C08C1/06</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Preservation of rubber latex</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C1/065" definition-exists="false" ipc-concordant="C08C1/065" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Increasing the size of dispersed rubber particles</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08C1/07" definition-exists="false" ipc-concordant="C08C1/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by the agglomerating agents used</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C1/075" definition-exists="false" ipc-concordant="C08C1/075" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/075</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Concentrating</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08C1/08" definition-exists="false" ipc-concordant="C08C1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the aid of creaming agents</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08C1/10" definition-exists="false" ipc-concordant="C08C1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by centrifugation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08C1/12" definition-exists="false" ipc-concordant="C08C1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by evaporation</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C1/14" definition-exists="false" ipc-concordant="C08C1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Coagulation</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C1/145" definition-exists="false" ipc-concordant="C08C1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Heat-sensitising agents</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C1/15" definition-exists="false" ipc-concordant="C08C1/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C1/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by the coagulants used</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C08C2/00" definition-exists="true" ipc-concordant="C08C2/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C2/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Treatment of rubber solutions</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C2/02" definition-exists="false" ipc-concordant="C08C2/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C2/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C2/04" definition-exists="false" ipc-concordant="C08C2/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C2/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Removal of catalyst residues</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C2/06" definition-exists="false" ipc-concordant="C08C2/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C2/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Wining of rubber from solutions</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C08C3/00" definition-exists="true" ipc-concordant="C08C3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C3/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Treatment of coagulated rubber</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C3/02" definition-exists="false" ipc-concordant="C08C3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C3/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C08C4/00" definition-exists="false" ipc-concordant="C08C4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C08C4/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Treatment of rubber before vulcanisation, not provided for in groups <class-ref scheme="cpc">C08C1/00</class-ref> - <class-ref scheme="cpc">C08C3/02</class-ref></text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C08C19/00" definition-exists="true" ipc-concordant="C08C19/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C08C19/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Chemical modification of rubber</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>In the absence of an indication to the contrary a process is classified in the last appropriate place</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/02" definition-exists="false" ipc-concordant="C08C19/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrogenation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/04" definition-exists="false" ipc-concordant="C08C19/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Oxidation</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C19/06" definition-exists="false" ipc-concordant="C08C19/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Epoxidation</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/08" definition-exists="false" ipc-concordant="C08C19/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Depolymerisation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C08C19/09" definition-exists="false" ipc-concordant="C08C19/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C2019/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Metathese</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/10" definition-exists="false" ipc-concordant="C08C19/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isomerisation</text></title-part><title-part><text>Cyclisation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/12" definition-exists="false" ipc-concordant="C08C19/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Incorporating halogen atoms into the molecule</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C19/14" definition-exists="false" ipc-concordant="C08C19/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with halogens</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C19/16" definition-exists="false" ipc-concordant="C08C19/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with hydrogen halides</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C19/18" definition-exists="false" ipc-concordant="C08C19/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with hydrocarbons substituted by halogen</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/20" definition-exists="false" ipc-concordant="C08C19/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Incorporating sulfur atoms into the molecule</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/22" definition-exists="false" ipc-concordant="C08C19/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Incorporating nitrogen atoms into the molecule</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/24" definition-exists="false" ipc-concordant="C08C19/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Incorporating phosphorus atoms into the molecule</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/25" definition-exists="false" ipc-concordant="C08C19/25" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Incorporating silicon atoms into the molecule</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/26" definition-exists="false" ipc-concordant="C08C19/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Incorporating metal atoms into the molecule</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/28" definition-exists="false" ipc-concordant="C08C19/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C08C19/28</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Reaction with compounds containing carbon-to-carbon unsaturated bonds </text><reference><text>graft polymers <class-ref scheme="cpc">C08F279/00</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C08C19/30" definition-exists="false" ipc-concordant="C08C19/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C19/32" definition-exists="false" ipc-concordant="C08C19/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>reacting with halogens or halogen-containing groups</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C19/34" definition-exists="false" ipc-concordant="C08C19/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>reacting with oxygen or oxygen-containing groups</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08C19/36" definition-exists="false" ipc-concordant="C08C19/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carboxy radicals</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08C19/38" definition-exists="false" ipc-concordant="C08C19/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxy radicals</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08C19/40" definition-exists="false" ipc-concordant="C08C19/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with epoxy radicals</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C08C19/42" definition-exists="false" ipc-concordant="C08C19/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>reacting with metals or metal-containing groups</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C08C19/44" definition-exists="true" ipc-concordant="C08C19/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C08C19/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polymers containing metal atoms exclusively at one or both ends of the skeleton</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item></classification-item></class-scheme>
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