http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-3892682-A1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_fdb6f7a3fea55108fc0fef23a9b91ae5 |
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F226-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2800-20 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L2205-03 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L2201-54 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F220-1804 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F220-14 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09D5-022 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09D7-80 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09D7-65 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F290-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L33-12 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F226-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F265-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L39-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2-26 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2-38 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F220-285 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09D151-003 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09D133-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09D133-12 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F220-14 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L51-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09D7-65 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L33-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L39-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09D5-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09D151-00 |
| filingDate | 2020-04-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_6359389dfd8cdcec08ca259974c261f2 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_93109c3af028e07608519befcaa891ed http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_5d210ba409d32f52856cec52d4f9e035 |
| publicationDate | 2021-10-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | EP-3892682-A1 |
| titleOfInvention | Waterborne coating composition |
| abstract | The present invention generally relates to the field of cross-linkable aqueous vinyl polymer dispersions, to a coating composition comprising said cross-linkable aqueous vinyl polymer dispersions; to a paint formulation comprising said cross-linkable aqueous vinyl polymer dispersions; and to an article coated with the coating composition or the paint formulation.In particular, the present invention provides an aqueous vinyl polymer dispersion PD which comprises the following polymers:- 1) an aqueous dispersion of a vinyl polymer P1 obtainable by free radical emulsion polymerization of a monomers mixture comprising:a) 5 to 20 wt% acid functional ethylenically unsaturated monomers M1 or precursors thereof;b) 5 to 25 wt% ethylenically unsaturated monomers M2 containing a polyethylene glycol or monoalkoxy polyethylene glycol moiety;c) up to 90 wt% of non-ionic ethylenically unsaturated monomers M3 other than M1 or M2;d) 0 to 10 wt% ethylenically unsaturated monomers M4 with a functional group for cross-linking after film-formation;e) 0 to 10 wt% of at least one chain transfer agent CTA;where the sum of the wt.% of M1+M2+M3+M4+CTA = 100 wt%;- 2) an aqueous dispersion or solution of a vinyl polymer P2 obtainable by free radical copolymerization of:a) from 25 to 95 wt% of a ethylenically unsaturated monomers M5 selected from the group of N-vinyl amides with general structure:where R<sub>1</sub> and R<sub>2</sub> are alkyl from C<sub>1</sub> to C<sub>5</sub> and may be connected to form a ring-structure, preferably N-vinyl pyrrolidone or N-vinyl caprolactam;b) from 5 to 75 wt% of non-ionic ethylenically unsaturated monomers M3' other than M5c) from 0 to 5 wt% of ethylenically unsaturated monomers M4' with a functional group for cross-linking after film-formationd) from 0 to 10 wt% acid functional ethylenically unsaturated monomers M1' or precursors thereof;e) from 0 to 5 wt% of at least one chain transfer agent CTA';where the sum of the wt.% of: M5+M3'+M4'+M1'+CTA' = 100 wt%;- 3) a film-forming vinyl polymer P3 under the form of an aqueous dispersion comprising:i) from 20 to 60 wt% of a water-soluble or water dispersible crosslinkable vinyl oligomer OL obtained by emulsion polymerizing a monomer mixture comprising :1) at least one acid functional ethylenically unsaturated monomer M1";2) at least one ethylenically unsaturated monomer M4" with functionality for crosslinking upon film-formation, other than M1";3) at least one ethylenically unsaturated monomer M3" other than M1" and M2", and5) optionally, at least one chain transfer agent CTA", andii) from 40 to 80 wt% of a high molecular weight vinyl polymer P4 prepared by emulsion polymerizing, in the presence of the water-soluble or water-dispersible crosslinkable vinyl oligomer OL, a monomer mixture comprising:1) optionally one acid functional ethylenically unsaturated monomer M1'";2) optionally one or more ethylenically unsaturated monomers M4'" with functionality for crosslinking upon film-formation, other than M1'";3) at least one ethylenically unsaturated monomer M3'" other than M1'" and M2'" and4) optionally, one or more multifunctional ethylenically unsaturated monomers for pre-crosslinking, M5"', preferably in an amount less than 5 wt%,- Where the total weight of film-forming vinyl polymer P3 = wt.% of the water-soluble or water dispersible crosslinkable vinyl oligomer OL + wt.% of the high molecular weight vinyl polymer P4= i) + ii) = 100 wt% and- Where the total weight of the vinyl polymer in the aqueous vinyl polymer dispersion PD = wt.% of the vinyl polymer P1 + wt.% of the vinyl polymer P2 + wt.% of the film-forming vinyl polymer P3 = 100 wt%. |
| priorityDate | 2020-04-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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