Polyvinyl butyral sheet with bifunctional surface modifying agent
View Patent ↗A polymer sheet having a bifunctional surface modifying agent deposited on the surface of the sheet and a method of manufacturing a polymer sheet having a bifunctional surface modifying agent on the surface of the sheet. The polymer sheet preferably comprises polyvinyl butyral, a plasticizer incorporated into the polyvinyl butyral, and a bifunctional surface modifying agent disposed as a coating on the plasticized polyvinyl butyral, the bifunctional surface modifying agent comprising an anti-blocking segment and a compatibility segment, the anti-blocking segment comprising a hydrocarbon group comprising a linear hydrocarbon chain, a cyclic group, or a combination of linear hydrocarbon chains and cyclic groups, the compatibility segment comprising a sulfonate, sulfate, carboxylate, or phosphate radical. A method of manufacturing a polymer sheet comprises disposing a bifunctional surface modifying agent onto said polymer sheet surface, the bifunctional surface modifying agent comprising an anti-blocking segment and a compatibility segment comprising a sulfonate, sulfate, carboxylate, or phosphate radical.
1. A polymer sheet, comprising:
a bifunctional surface modifying agent disposed onto said polymer sheet, said bifunctional surface modifying agent comprising,
an anti-blocking segment; and
a compatibility segment, wherein said bifunctional surface modifying agent comprises the sodium salt of dodecylbenzenesulfonic acid.
2. A laminated safety glass comprising two sheets of glass with an interlayer polymer sheet disposed therebetween, wherein the polymer sheet has a bifunctional surface modifying agent disposed onto said polymer sheet, said bifunctional surface modifying agent comprising an anti-blocking segment and a compatibility segment, wherein said bifunctional surface modifying agent comprises the sodium salt of dodecylbenzenesulfonic acid.
3. A polymer sheet, comprising:
a bifunctional surface modifying agent disposed onto said polymer sheet, said bifunctional surface modifying agent comprising:
an anti-blocking segment; and,
a compatibility segment, wherein said compatibility segment comprises a sulfonate radical and wherein said compatibility segment further comprises a positively charged alkali metal counter ion.
4. The polymer sheet of claim 3 , wherein said anti-blocking segment comprises a hydrocarbon group comprising a linear hydrocarbon chain, a cyclic group, or a combination of linear hydrocarbon chains and cyclic groups.
5. The polymer sheet of claim 4 , wherein said hydrocarbon group comprises about 8 to about 50 carbon atoms.
6. The polymer sheet of claim 4 , wherein said cyclic group comprises a benzyl group.
7. A laminated safety glass comprising two sheets of glass with an interlayer polymer sheet disposed therebetween, wherein the polymer sheet has a bifunctional surface modifying agent disposed onto said polymer sheet, said bifunctional surface modifying agent comprising:
an anti-blocking segment; and,
a compatibility segment, wherein said compatibility segment comprises a sulfonate radical and wherein said compatibility segment further comprises an alkali metal positively charged counter ion.
8. The laminated safety glass of claim 7 , wherein said anti-blocking segment comprises a hydrocarbon group comprising a linear hydrocarbon chain, a cyclic group, or a combination of linear hydrocarbon chains and cyclic groups.
9. The laminated safety glass of claim 8 , wherein said hydrocarbon group comprises about 8 to about 50 carbon atoms.
10. The laminated safety glass of claim 8 , wherein said cyclic group comprises a benzyl group.
11. A polymer sheet, comprising:
a bifunctional surface modifying agent disposed onto said polymer sheet, said bifunctional surface modifying agent comprising:
an anti-blocking segment; and,
a compatibility segment, wherein said compatibility segment comprises a carboxylate radical and wherein said compatibility segment further comprises a positively charged alkali metal counter ion.
12. The polymer sheet of claim 4 , wherein said anti-blocking segment comprises a hydrocarbon group comprising a linear hydrocarbon chain, a cyclic group, or a combination of linear hydrocarbon chains and cyclic groups.
13. The polymer sheet of claim 12 , wherein said hydrocarbon group comprises about 8 to about 50 carbon atoms.
14. The polymer sheet of claim 12 , wherein said cyclic group comprises a benzyl group.
15. A laminated safety glass comprising two sheets of glass with an interlayer polymer sheet disposed therebetween, wherein the polymer sheet has a bifunctional surface modifying agent disposed onto said polymer sheet, said bifunctional surface modifying agent comprising:
an anti-blocking segment; and,
a compatibility segment, wherein said compatibility segment comprises a carboxylate radical and wherein said compatibility segment further comprises an alkali metal positively charged counter ion.
16. The laminated safety glass of claim 15 , wherein said anti-blocking segment comprises a hydrocarbon group comprising a linear hydrocarbon chain, a cyclic group, or a combination of linear hydrocarbon chains and cyclic groups.
17. The laminated safety glass of claim 16 , wherein said hydrocarbon group comprises about 8 to about 50 carbon atoms.
18. The laminated safety glass of claim 16 , wherein said cyclic group comprises a benzyl group.
19. A polymer sheet, comprising:
a bifunctional surface modifying agent disposed onto said polymer sheet, said bifunctional surface modifying agent comprising:
an anti-blocking segment; and,
a compatibility segment, wherein said compatibility segment comprises a phosphate radical and wherein said compatibility segment further comprises a positively charged alkali metal counter ion.
20. The polymer sheet of claim 19 , wherein said anti-blocking segment comprises a hydrocarbon group comprising a linear hydrocarbon chain, a cyclic group, or a combination of linear hydrocarbon chains and cyclic groups.
21. The polymer sheet of claim 20 , wherein said hydrocarbon group comprises about 8 to about 50 carbon atoms.
22. The polymer sheet of claim 20 , wherein said cyclic group comprises a benzyl group.
23. A laminated safety glass comprising two sheets of glass with an interlayer polymer sheet disposed therebetween, wherein the polymer sheet has a bifunctional surface modifying agent disposed onto said polymer sheet, said bifunctional surface modifying agent comprising:
an anti-blocking segment; and,
a compatibility segment, wherein said compatibility segment comprises a phosphate radical and wherein said compatibility segment further comprises an alkali metal positively charged counter ion.
24. The laminated safety glass of claim 23 , wherein said anti-blocking segment comprises a hydrocarbon group comprising a linear hydrocarbon chain, a cyclic group, or a combination of linear hydrocarbon chains and cyclic groups.
25. The laminated safety glass of claim 24 , wherein said hydrocarbon group comprises about 8 to about 50 carbon atoms.
26. The laminated safety glass of claim 24 , wherein said cyclic group comprises a benzyl group.
27. A polymer sheet, comprising:
a bifunctional surface modifying agent disposed onto said polymer sheet, said bifunctional surface modifying agent comprising:
an anti-blocking segment; and,
a compatibility segment, wherein said compatibility segment comprises a sulfonate, sulfate, carboxylate, or phosphate radical and wherein said compatibility segment further comprises a positively charged alkali metal counter ion;
wherein said anti-blocking segment comprises a benzyl group.
28. The polymer sheet of claim 27 , wherein said anti-blocking segment comprises about 8 to about 50 carbon atoms.