Additives for curable liquid compositions
Transition metal complex siccatives are provided. Aspects of the siccatives include a transition metal complexed with a cyclic tetradentate ligand. Aspects of the invention further include compositions that include the siccatives, as well as methods of making and using the same. Aspects of the invention further include use of the siccatives as a catalyst in various syntheses.
1. A curable composition comprising:
a resin that cures by an oxidative process,
wherein
the resin is present in the composition in an amount from 1 to 90% w/w; and
the resin is selected from the group consisting of an alkyd-based resin and
a resin that comprises
a polyester or a polyurethane; and
a crosslinkable media; and
a siccative present in the composition in an amount from 0.0001 to 1% w/w, wherein the siccative comprises a transition metal complexed with a porphyrin ligand, wherein the transition metal is Mn, and wherein the porphyrin ligand has the structure of formula (I)
wherein:
X 1 , X 2 , X 3 , and X 4 are
R 1 -R 4 are independently selected from C 5 -C 20 aryl and C 5 -C 20 aryloxy; and
R 5 -R 12 are each hydrogen.
2. The composition of claim 1 , wherein the resin is an alkyd-based resin comprising an unsaturated polyester prepared from a polyol, a polycarboxylic acid, and an unsaturated fatty acid.
3. The composition of claim 1 , wherein the resin comprises a polyurethane and a crosslinkable media.
4. The composition of claim 1 , wherein the resin is an alkyd based resin.
5. The composition of claim 1 , wherein the resin comprises a polyester and a crosslinkable media.
6. The composition of claim 5 , wherein the crosslinkable media comprises a vinyl monomer.
7. A composition comprising:
a precursor mixture of a resin, wherein the resin cures by an oxidative process,
wherein
the resin is an alkyd-based resin; and/or
the resin comprises:
a polyester or polyurethane; and
a crosslinkable media; and
a metal-porphyrin complex, wherein the metal-porphyrin complex comprises a transition metal selected from Co, Mn and V, and wherein the metal-porphyrin complex comprises a porphyrin ligand that has the structure of formula (I)
wherein:
X 1 , X 2 , X 3 , and X 4 are C;
R 1 -R 4 are independently selected from C 5 -C 20 aryl and C 5 -C 20 aryloxy; and
R 5 -R 12 are each hydrogen.
8. The composition of claim 7 , wherein the resin is an alkyd-based resin.
9. The composition according to claim 8 , wherein the alkyd-based resin comprises an unsaturated polyester prepared from a polyol, a polycarboxylic acid, and an unsaturated fatty acid.
10. The composition of claim 7 , wherein the resin comprises a polyester and a crosslinkable media.
11. A curable composition comprising:
a resin that cures by an oxidative process and is present in the composition in an amount from 1 to 90% w/w; and
a siccative present in the composition in an amount from 0.0001 to 1% w/w, wherein the siccative comprises a metal-porphyrin complex comprising manganese complexed with a porphyrin ligand, and wherein the siccative is produced by a method comprising:
i) combining:
a porphyrin ligand; and
a manganese salt; to produce a mixture; and
ii) heating the mixture to produce the siccative comprising the metal-porphyrin complex,
wherein the porphyrin ligand has the structure of formula (I)
wherein:
X 1 , X 2 , X 3 , and X 4 are C;
R 1 -R 4 are independently selected from C 5 -C 20 aryl and C 5 -C 20 aryloxy; and
R 5 -R 12 are each hydrogen.
12. The composition of claim 11 , wherein the heating step comprises heating the mixture to a temperature in the range of 140 to 180° C. for a time period in the range of 0.25 to 24 hours.
13. The composition of claim 11 , wherein
the resin is an alkyd-based resin; and/or
the resin comprises:
a polyester or polyurethane; and
a crosslinkable media.
14. The composition of claim 11 , wherein the manganese salt is a manganese carboxylate.
15. The composition of claim 13 , wherein the resin is an alkyd-based resin.
16. The composition according to claim 15 , wherein the alkyd-based resin comprises an unsaturated polyester prepared from a polyol, a polycarboxylic acid, and an unsaturated fatty acid.
17. The composition of claim 13 , wherein the resin comprises a polyester and a crosslinkable media.
18. A curable composition comprising:
a resin selected from the group consisting of an alkyd-based resin and a resin that comprises a polyurethane and a crosslinkable media; and
a siccative, wherein the siccative comprises a transition metal complexed with a porphyrin ligand, wherein the transition metal is selected from Co, Mn and V, and wherein the porphyrin ligand is 5,10,15,20-tetrakisphenylporphyrin or 5,10,15,20-tetrakis(4)-methoxyphenyl)porphyrin.
19. The composition of claim 18 , wherein the resin is an alkyd-based resin.
20. The composition according to claim 19 , wherein the alkyd-based resin comprises an unsaturated polyester prepared from a polyol, a polycarboxylic acid, and an unsaturated fatty acid.