Preparation process of disperse violet 26
The invention discloses a preparation process of disperse violet 26, which comprises the following steps: carrying out condensation reaction on 1, 4-diamino-2, 3-dichloroanthraquinone and phenol in a condensation kettle in the presence of an acid-binding agent to generate 1, 4-diamino-2, 3-diphenoxy...
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| creator | JIANG FASHENG XU XINLIAN LI GENRONG |
| description | The invention discloses a preparation process of disperse violet 26, which comprises the following steps: carrying out condensation reaction on 1, 4-diamino-2, 3-dichloroanthraquinone and phenol in a condensation kettle in the presence of an acid-binding agent to generate 1, 4-diamino-2, 3-diphenoxy anthraquinone; and in the condensation reaction process, reactants in the condensation kettle are stirred through reciprocating stretching of the air bag column. When reactants in the condensation kettle are stirred, the reaction kettle is closed; factors such as spring-column-shaped air bag columns, a mode of stirring from top to bottom and from bottom to top, a mode of alternately stretching and retracting single-circle air bag columns in the circumferential direction of the same surface to form circulation and alternately stirring up and down during circulation, a mode of alternately changing the circulation direction of multiple-circle air bag columns from inside to outside and the like are integrated, and the |
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When reactants in the condensation kettle are stirred, the reaction kettle is closed; factors such as spring-column-shaped air bag columns, a mode of stirring from top to bottom and from bottom to top, a mode of alternately stretching and retracting single-circle air bag columns in the circumferential direction of the same surface to form circulation and alternately stirring up and down during circulation, a mode of alternately changing the circulation direction of multiple-circle air bag columns from inside to outside and the like are integrated, and the</description><language>chi ; eng</language><subject>ADHESIVES ; CHEMISTRY ; DYES ; LAKES ; METALLURGY ; MISCELLANEOUS APPLICATIONS OF MATERIALS ; MISCELLANEOUS COMPOSITIONS ; MORDANTS ; NATURAL RESINS ; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES ; PAINTS ; POLISHES</subject><creationdate>2022</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20220506&DB=EPODOC&CC=CN&NR=114437559A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,309,781,886,25566,76549</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20220506&DB=EPODOC&CC=CN&NR=114437559A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>JIANG FASHENG</creatorcontrib><creatorcontrib>XU XINLIAN</creatorcontrib><creatorcontrib>LI GENRONG</creatorcontrib><title>Preparation process of disperse violet 26</title><description>The invention discloses a preparation process of disperse violet 26, which comprises the following steps: carrying out condensation reaction on 1, 4-diamino-2, 3-dichloroanthraquinone and phenol in a condensation kettle in the presence of an acid-binding agent to generate 1, 4-diamino-2, 3-diphenoxy anthraquinone; and in the condensation reaction process, reactants in the condensation kettle are stirred through reciprocating stretching of the air bag column. When reactants in the condensation kettle are stirred, the reaction kettle is closed; factors such as spring-column-shaped air bag columns, a mode of stirring from top to bottom and from bottom to top, a mode of alternately stretching and retracting single-circle air bag columns in the circumferential direction of the same surface to form circulation and alternately stirring up and down during circulation, a mode of alternately changing the circulation direction of multiple-circle air bag columns from inside to outside and the like are integrated, and the</description><subject>ADHESIVES</subject><subject>CHEMISTRY</subject><subject>DYES</subject><subject>LAKES</subject><subject>METALLURGY</subject><subject>MISCELLANEOUS APPLICATIONS OF MATERIALS</subject><subject>MISCELLANEOUS COMPOSITIONS</subject><subject>MORDANTS</subject><subject>NATURAL RESINS</subject><subject>ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES</subject><subject>PAINTS</subject><subject>POLISHES</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2022</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZNAMKEotSCxKLMnMz1MoKMpPTi0uVshPU0jJLC5ILSpOVSjLzM9JLVEwMuNhYE1LzClO5YXS3AyKbq4hzh66qQX58anFBYnJqXmpJfHOfoaGJibG5qamlo7GxKgBAPDGKHE</recordid><startdate>20220506</startdate><enddate>20220506</enddate><creator>JIANG FASHENG</creator><creator>XU XINLIAN</creator><creator>LI GENRONG</creator><scope>EVB</scope></search><sort><creationdate>20220506</creationdate><title>Preparation process of disperse violet 26</title><author>JIANG FASHENG ; XU XINLIAN ; LI GENRONG</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN114437559A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2022</creationdate><topic>ADHESIVES</topic><topic>CHEMISTRY</topic><topic>DYES</topic><topic>LAKES</topic><topic>METALLURGY</topic><topic>MISCELLANEOUS APPLICATIONS OF MATERIALS</topic><topic>MISCELLANEOUS COMPOSITIONS</topic><topic>MORDANTS</topic><topic>NATURAL RESINS</topic><topic>ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES</topic><topic>PAINTS</topic><topic>POLISHES</topic><toplevel>online_resources</toplevel><creatorcontrib>JIANG FASHENG</creatorcontrib><creatorcontrib>XU XINLIAN</creatorcontrib><creatorcontrib>LI GENRONG</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>JIANG FASHENG</au><au>XU XINLIAN</au><au>LI GENRONG</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Preparation process of disperse violet 26</title><date>2022-05-06</date><risdate>2022</risdate><abstract>The invention discloses a preparation process of disperse violet 26, which comprises the following steps: carrying out condensation reaction on 1, 4-diamino-2, 3-dichloroanthraquinone and phenol in a condensation kettle in the presence of an acid-binding agent to generate 1, 4-diamino-2, 3-diphenoxy anthraquinone; and in the condensation reaction process, reactants in the condensation kettle are stirred through reciprocating stretching of the air bag column. 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| subjects | ADHESIVES CHEMISTRY DYES LAKES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS POLISHES |
| title | Preparation process of disperse violet 26 |
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