Aqueous ink compositions
The invention provides an aqueous printing ink composition comprising a polyurethane dispersion, wherein the polyurethane of the polyurethane dispersion comprises the properties of (a) ketone or aldehyde groups present at one or more polymer chain ends; (b) a number average molecular weight ≤50,000,...
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| creator | Illsley, Derek |
| description | The invention provides an aqueous printing ink composition comprising a polyurethane dispersion, wherein the polyurethane of the polyurethane dispersion comprises the properties of (a) ketone or aldehyde groups present at one or more polymer chain ends; (b) a number average molecular weight ≤50,000, more preferably ≤25,000 and; (c) the content of ketone and/or aldehyde groups is in the range 0.02 to 4.0 mmol g−1, based on the dry polymer weight. |
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(c) the content of ketone and/or aldehyde groups is in the range 0.02 to 4.0 mmol g−1, based on the dry polymer weight.</description><language>eng</language><subject>ADHESIVES ; CHEMICAL PAINT OR INK REMOVERS ; CHEMISTRY ; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS ; CORRECTING FLUIDS ; DYES ; FILLING PASTES ; INKS ; METALLURGY ; MISCELLANEOUS APPLICATIONS OF MATERIALS ; MISCELLANEOUS COMPOSITIONS ; NATURAL RESINS ; PAINTS ; PASTES OR SOLIDS FOR COLOURING OR PRINTING ; POLISHES ; USE OF MATERIALS THEREFOR ; WOODSTAINS</subject><creationdate>2023</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=20231024&DB=EPODOC&CC=US&NR=11795612B2$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,777,882,25545,76296</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20231024&DB=EPODOC&CC=US&NR=11795612B2$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>Illsley, Derek</creatorcontrib><title>Aqueous ink compositions</title><description>The invention provides an aqueous printing ink composition comprising a polyurethane dispersion, wherein the polyurethane of the polyurethane dispersion comprises the properties of (a) ketone or aldehyde groups present at one or more polymer chain ends; (b) a number average molecular weight ≤50,000, more preferably ≤25,000 and; (c) the content of ketone and/or aldehyde groups is in the range 0.02 to 4.0 mmol g−1, based on the dry polymer weight.</description><subject>ADHESIVES</subject><subject>CHEMICAL PAINT OR INK REMOVERS</subject><subject>CHEMISTRY</subject><subject>COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS</subject><subject>CORRECTING FLUIDS</subject><subject>DYES</subject><subject>FILLING PASTES</subject><subject>INKS</subject><subject>METALLURGY</subject><subject>MISCELLANEOUS APPLICATIONS OF MATERIALS</subject><subject>MISCELLANEOUS COMPOSITIONS</subject><subject>NATURAL RESINS</subject><subject>PAINTS</subject><subject>PASTES OR SOLIDS FOR COLOURING OR PRINTING</subject><subject>POLISHES</subject><subject>USE OF MATERIALS THEREFOR</subject><subject>WOODSTAINS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZJBwLCxNzS8tVsjMy1ZIzs8tyC_OLMnMzyvmYWBNS8wpTuWF0twMim6uIc4euqkF-fGpxQWJyal5qSXxocGGhuaWpmaGRk5GxsSoAQAUvSK_</recordid><startdate>20231024</startdate><enddate>20231024</enddate><creator>Illsley, Derek</creator><scope>EVB</scope></search><sort><creationdate>20231024</creationdate><title>Aqueous ink compositions</title><author>Illsley, Derek</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_US11795612B23</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>2023</creationdate><topic>ADHESIVES</topic><topic>CHEMICAL PAINT OR INK REMOVERS</topic><topic>CHEMISTRY</topic><topic>COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS</topic><topic>CORRECTING FLUIDS</topic><topic>DYES</topic><topic>FILLING PASTES</topic><topic>INKS</topic><topic>METALLURGY</topic><topic>MISCELLANEOUS APPLICATIONS OF MATERIALS</topic><topic>MISCELLANEOUS COMPOSITIONS</topic><topic>NATURAL RESINS</topic><topic>PAINTS</topic><topic>PASTES OR SOLIDS FOR COLOURING OR PRINTING</topic><topic>POLISHES</topic><topic>USE OF MATERIALS THEREFOR</topic><topic>WOODSTAINS</topic><toplevel>online_resources</toplevel><creatorcontrib>Illsley, Derek</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>Illsley, Derek</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Aqueous ink compositions</title><date>2023-10-24</date><risdate>2023</risdate><abstract>The invention provides an aqueous printing ink composition comprising a polyurethane dispersion, wherein the polyurethane of the polyurethane dispersion comprises the properties of (a) ketone or aldehyde groups present at one or more polymer chain ends; (b) a number average molecular weight ≤50,000, more preferably ≤25,000 and; (c) the content of ketone and/or aldehyde groups is in the range 0.02 to 4.0 mmol g−1, based on the dry polymer weight.</abstract><oa>free_for_read</oa></addata></record> |
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| language | eng |
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| subjects | ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CORRECTING FLUIDS DYES FILLING PASTES INKS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING POLISHES USE OF MATERIALS THEREFOR WOODSTAINS |
| title | Aqueous ink compositions |
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