Plasticiser for sealants, plastisols and adhesives
View Patent ↗A plasticizer composition for mastics, plastisols and adhesives is disclosed. The plasticizer includes at least one hydrocarbon-containing cut or a cut originating from biomass conversion and at least one fatty acid monoester. The plasticizer is free of phthalates.
1. A composition comprising:
a) at least one polymer selected from the group consisting of a polyether comprising two silane-type terminal functions, a polyurethane comprising two silane-type terminal functions, an ethylene-vinyl acetate copolymer, a polyethylene, a polypropylene, a polyamide, or a mixture thereof;
b) a plasticizer comprising:
i) at least one hydrocarbon-containing cut or a cut originating from a conversion of a biomass, said cuts having a boiling point comprised between 230 and 400° C.;
ii) at least one fatty acid monoester, the at least one fatty acid monoester comprising a C14-18fatty acid methyl ester;
iii) less than 1% by weight of phthalates; and
c) at least one compound selected from the group consisting of a thickener, a filler, a cross-linking agent, a cross-linking catalyst and a tackifier resin, and mixtures thereof.
2. The composition according to claim 1 , in which the plasticizer comprises at least one hydrocarbon-containing cut.
3. The composition according to claim 1 , in which the hydrocarbon-containing cut is a hydrotreated, hydrocracked or catalytically cracked hydrocarbon-containing cut.
4. The composition according to claim 1 , in which the hydrocarbon-containing cut is a de-aromatized and/or desulphurized hydrocarbon-containing cut.
5. The composition according to claim 1 , in which the hydrocarbon-containing cut has a kinematic viscosity at 40° C. comprised between 2 and 22 mm 2 /s according to the standard ASTM D445.
6. The composition according to claim 1 , in which the hydrocarbon-containing cut has a pour point ranging from −50 to +10° C. according to the standard ASTM D97.
7. The composition according to claim 1 , in which the hydrocarbon-containing cut has a content of aromatic compounds measured by UV less than 300 ppm.
8. The composition according to claim 1 , in which the mass ratio of the fatty acid monoester comprising a C14-C18 fatty acid methyl ester to the hydrocarbon-containing cut or the cut originating from biomass conversion is comprised between 5:95 and 75:25.
9. A composition, which is a mastic composition, comprising:
a) at least one polymer selected from the group consisting of a polyether comprising two silane-type terminal functions, a polyurethane comprising two silane-type terminal functions, and mixtures thereof; and
b) a plasticizer comprising:
i) at least one hydrocarbon-containing cut or a cut originating from a conversion of a biomass, said cuts having a boiling point comprised between 230 and 400° C.;
ii) at least one fatty acid monoester;
iii) less than 1% by weight of phthalates; and
c) at least one cross-linking agent and optionally at least one compound selected from the group consisting of a thickener, a filler, a cross-linking catalyst and a tackifier resin, and mixtures thereof.
10. A composition, which is an adhesive composition, comprising:
a) i) at least one polypropylene;
ii) an ethylene-vinyl acetate copolymer; and
b) a plasticizer comprising:
i) at least one hydrocarbon-containing cut or a cut originating from a conversion of a biomass, said cuts having a boiling point comprised between 230 and 400° C.;
ii) at least one fatty acid monoester;
iii) less than 1% by weight of phthalates; and
c) a tackifier resin and optionally at least one compound selected from the group consisting of a thickener, a filler, a cross-linking agent and a cross-linking catalyst, and mixtures thereof.
11. The composition according to claim 9 , in which the fatty acid monoester is a C14-18 fatty acid methyl ester.
12. The composition according to claim 10 , in which the fatty acid monoester is a C14-18 fatty acid methyl ester.
13. The composition according to claim 9 , in which the mass ratio of the fatty acid monoester to the hydrocarbon-containing cut or the cut originating from biomass conversion is comprised between 5:95 and 75:25.
14. The composition according to claim 10 , in which the mass ratio of the fatty acid monoester to the hydrocarbon-containing cut or the cut originating from biomass conversion is comprised between 5:95 and 75:25.
15. The composition according to claim 9 , in which the plasticizer comprises at least one hydrocarbon-containing cut.
16. The composition according to claim 10 , in which the plasticizer comprises at least one hydrocarbon-containing cut.
17. The composition according to claim 9 , in which the hydrocarbon-containing cut is a hydrotreated, hydrocracked or catalytically cracked hydrocarbon-containing cut.
18. The composition according to claim 10 , in which the hydrocarbon-containing cut is a hydrotreated, hydrocracked or catalytically cracked hydrocarbon-containing cut.
19. The composition according to claim 9 , in which the hydrocarbon-containing cut is a de-aromatized and/or desulphurized hydrocarbon-containing cut.
20. The composition according to claim 10 , in which the hydrocarbon-containing cut is a de-aromatized and/or desulphurized hydrocarbon-containing cut.
21. A composition comprising:
a) at least one polymer selected from the group consisting of a polyether comprising two silane-type terminal functions, a polyurethane comprising two silane-type terminal functions, an ethylene-vinyl acetate copolymer, a polyethylene, a polypropylene, a polyamide, or a mixture thereof;
b) a plasticizer comprising:
i) at least one hydrocarbon-containing cut or a cut originating from a conversion of a biomass, said cuts having a boiling point comprised between 230 and 400° C.;
ii) at least one fatty acid methyl monoester;
iii) less than 1% by weight of phthalates; and
c) at least one compound selected from the group consisting of a thickener, a filler, a cross-linking agent, a cross-linking catalyst and a tackifier resin and mixtures thereof.
22. The composition according to claim 21 , in which the plasticizer comprises at least one hydrocarbon-containing cut.
23. The composition according to claim 21 , in which the hydrocarbon-containing cut is a hydrotreated, hydrocracked or catalytically cracked hydrocarbon-containing cut.
24. The composition according to claim 21 , in which the hydrocarbon-containing cut is a de-aromatized and/or desulphurized hydrocarbon-containing cut.
25. The composition according to claim 21 , in which the hydrocarbon-containing cut has a kinematic viscosity at 40° C. comprised between 2 and 22 mm2/s according to the standard ASTM D445.
26. The composition according to claim 21 , in which the hydrocarbon-containing cut has a pour point ranging from −50 to +10° C. according to the standard ASTM D97.
27. The composition according to claim 21 , in which the hydrocarbon-containing cut has a content of aromatic compounds measured by UV less than 300 ppm.
28. The composition according to claim 21 , in which the fatty acid methyl monoester is a C14-18 fatty acid methyl ester.
29. The composition according to claim 21 , in which the mass ratio of the fatty acid methyl monoester to the hydrocarbon-containing cut or the cut originating from biomass conversion is comprised between 5:95 and 75:25.