1. A method for making a multiple layer glass panel, comprising:
forming a first stack comprising:
a first layer of glass,
a first polymer film,
and, a first set of one or more additional layers disposed between said first layer of glass and said first polymer film;
forming a second stack comprising:
a second layer of glass,
a second polymer film,
and, a second set of one or more additional layers disposed between said second layer of glass and said second polymer film;
disposing said first stack and said second stack in contact with each other to form a third stack, wherein said first polymer film and said second polymer film are in contact with each other; and,
laminating said third stack.
2. The method of claim 1, wherein said first set of one or more additional layers comprises a first polymer sheet comprising poly(vinyl butyral).
3. The method of claim 2, wherein said second set of one or more additional layers comprises a second polymer sheet comprising poly(vinyl butyral).
4. The method of claim 3, wherein said first polymer sheet and said second polymer sheet each have a thickness of 0.2 to 3.0 millimeters.
5. The method of claim 4, wherein said first polymer sheet and said second polymer sheet each have a thickness of 0.25 to 1.0 millimeters.
6. The method of claim 3, wherein said first polymer film and said second polymer film each comprise poly(ethylene terephthalate).
7. The method of claim 3, wherein said first layer of glass or said second layer of glass or both are tempered glass, heat treated glass, or solar glass.
8. The method of claim 3, wherein said laminating said third stack comprises using a non autoclave nip roll technique.
9. The method of claim 8, wherein said first polymer sheet and said second polymer each comprise less than 0.35% by weight of moisture content.
10. The method of claim 3, wherein said laminating said third stack comprises using a non autoclave vacuum bag technique.
11. The method of claim 10, wherein said first polymer sheet and said second polymer sheet each comprise at least 0.2% by weight of moisture content.
12. The method of claim 3, further comprising, after said laminating, separating said third stack at the interface between said first polymer film and said second polymer film.
13. A method for making a multiple layer glass panel, comprising:
forming a stack comprising:
a first layer of glass,
a first polymer film,
a first set of one or more additional layers disposed between said first layer of glass and said first polymer film,
a second layer of glass,
a second polymer film,
a second set of one or more additional layers disposed between said second layer of glass and said second polymer film, wherein said first polymer film and said second polymer film are in contact with each other; and,
laminating said stack.
14. The method of claim 13, wherein said first set of one or more additional layers comprises a first polymer sheet comprising poly(vinyl butyral).
15. The method of claim 14, wherein said second set of one or more additional layers comprises a second polymer sheet comprising poly(vinyl butyral).
16. The method of claim 15, wherein said first polymer sheet and said second polymer sheet each have a thickness of 0.2 to 3.0 millimeters.
17. The method of claim 16, wherein said first polymer sheet and said second polymer sheet each have a thickness of 0.25 to 1.0 millimeters.
18. The method of claim 15, wherein said first polymer film and said second polymer film each comprise poly(ethylene terephthalate).
19. The method of claim 15, wherein said first layer of glass or said second layer of glass or both are tempered glass, heat treated glass, or solar glass.
20. The method of claim 15, wherein said laminating said stack comprises using a non autoclave nip roll technique.
21. The method of claim 20, wherein said first polymer sheet and said second polymer each comprise less than 0.35% by weight of moisture content.
22. The method of claim 15, wherein said laminating said stack comprises using a non autoclave vacuum bag technique.
23. The method of claim 22, wherein said first polymer sheet and said second polymer sheet each comprise at least 0.2% by weight of moisture content.
24. The method of claim 15, further comprising, after said laminating, separating said third stack at the interface between said first polymer film and said second polymer film.
25. A method for making a multiple layer glass panel, comprising:
forming a first stack comprising:
a first layer of glass,
a first polymer film,
and, a first set of one or more additional layers disposed between said first layer of glass and said first polymer film;
forming a second stack comprising:
a second layer of glass,
a second polymer film,
and, a second set of one or more additional layers disposed between said second layer of glass and said second polymer film;
disposing said first stack and said second stack in contact with one or more release films to form a third stack, wherein said first polymer film and said second polymer film are in contact with said one or more release films; and,
laminating said third stack.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1-18. (canceled)
19: A process for the preparation of a 1-(4-sulfonylphenyl)pyrazole or a salt thereof, the process comprising
forming 1-(4-sulfonylphenyl)pyrazole or a salt thereof by the reaction of a 1,3-diketone or a salt thereof with a salt of a 4-sulfonylphenylhydrazine in a reaction mixture comprising a solvent system containing an organic solvent, the salt of the 4-sulfonylhydrazine having a solubility in the organic solvent of at least 0.05M at the temperature of the reaction, and crystalizing a solid reaction product containing the 1-(4-sulfonylphenyl)pyrazole, or a salt thereof, from the reaction mixture, the 1-(4-sulfonylphenyl)pyrazole, or salt thereof, constituting at least about 98% by weight of the solid reaction product, wherein
the 1,3-diketone has the formula:
the 4-sulfonylphenylhydrazine has the formula:
the 1-(4-sulfonylphenyl)pyrazole has the formula:
R1 is an ester or a hydrocarbyl substituted with one or more halogens;
R2 is hydrogen, alkyl, cyano, hydroxyalkyl, cycloalkyl or alkylsulfonyl;
R3 is phenyl substituted with one or more of an alkyl, a halogen, an ether, an acid or an acid ester; and
R5 is methyl, amino or substituted amino.
20: The process of claim 19 wherein the solvent system comprises less than 30 equivalents of water per equivalent of 1,3-diketone.
21: The process of claim 19 wherein the organic solvent is an alcohol having at least 3 carbon atoms.
22: The process of claim 21 wherein the organic solvent is isopropanol.
23: The process of claim 19 wherein the organic solvent is isopropanol and the solvent system on a volume basis is predominantly isopropanol, tert-butanol or trifluoroethanol.
24: The process of claim 19 wherein the 4-sulfonylphenylhydrazine is the salt of an acid selected from the group consisting of trifluoroacetic, hexafluorophosphoric, tetrafluoroboric, trichloroacetic, difluoroacetic, and dichloroacetic.
25: The process of claim 19 wherein the 4-sulfonylphenylhydrazine is the salt of an acid selected from the group consisting of trifluoroacetic, hexafluorophosphoric, tetrafluoroboric, trichloroacetic, difluoroacetic, and dichloroacetic, and the organic solvent is an alcohol having at least 3 carbon atoms.
26: The process of claim 19 wherein R1 is C1-4 haloalkyl, R2 is hydrogen or C1-4 alkyl, R3 is phenyl substituted with C1-4 alkyl or halogen; and R5 is methyl or amino.
27: The process of claim 26 wherein R1 is halomethyl, R2 is hydrogen, R3 is phenyl substituted with methyl or halogen, and R5 is amino.
28: The process of claim 27 wherein R1 is mono-, di- or trihalomethyl and R3 is phenyl substituted with methyl or fluoro.
29: The process of claim 28 wherein the 1-(4-sulfonylphenyl)pyrazole is (4-5-(4-methylphenyl)-3-(trifluoromethyl)-1H-pyrazole-1-ylbenzenesulfonamide) or (4-5-(4-fluorophenyl)-3-(trifluoromethyl)-1H-pyrazole-1-ylbenzenesulfonamide).
30. (canceled)
31. (canceled)
32: A process for the preparation of (4-5-(4-methylphenyl)-3-(trifluoromethyl)-1H-pyrazole-1-ylbenzenesulfonamide) or (4-5-(4-fluorophenyl)-3-(trifluoromethyl)-1H-pyrazole-1-ylbenzenesulfonamide), the process comprising
reacting a 1,3-diketone and a 4-sulfamidophenyl hydrazine halide salt in a reaction mixture comprising a solvent system containing an alcohol having at least 3 carbon atoms, the 1,3-diketone being a metal salt of 4-methylphenyl-1,1,1-trifluoro-2,4-butanedione or a metal salt of 4-fluorophenyl-1,1,1-trifluoro-2,4-butanedione, the reaction mixture being formed by combining a source of thel,3-diketone, a source of the 4-sulfamidophenyl hydrazine halide salt, and the solvent system, said 1,3-diketone source additionally comprising a base and the 4-sulfamidophenyl hydrazine halide salt source additionally comprising an acid selected from the group consisting of trifluoroacetic, hexafluorophosphoric, tetrafluoroboric, trichloroacetic, difluoroacetic, and dichloroacetic, and
crystalizing a solid reaction product containing the (4-5-(4-methylphenyl)-3-(trifluoromethyl)-1H-pyrazole-1-ylbenzenesulfonamide) or (4-5-(4-fluorophenyl)-3-(trifluoromethyl)-1H-pyrazole-1-ylbenzenesulfonamide) from the reaction mixture, the (4-5-(4-methylphenyl)-3-(trifluoromethyl)-1H-pyrazole-1-ylbenzenesulfonamide) or (4-5-(4-fluorophenyl)-3-(trifluoromethyl)-1H-pyrazole-1-ylbenzenesulfonamide) constituting at least about 98% by weight of the solid reaction product.
33: The process of claim 32 wherein the 4-sulfamidophenyl hydrazine halide salt is the hydrochloride salt and the metal salt of 4-methylphenyl-1,1,1-trifluoro-2,4-butanedione or 4-fluorophenyl-1,1,1-trifluoro-2,4-butanedione is the sodium salt.
34: The process of claim 32 wherein the acid is trifluoroacetic.
35: The process of claim 32 wherein the base is sodium methoxide and the solvent system comprises isopropyl alcohol.
36: The process of claim 32 wherein the 1,3-diketone source is added to the 4-sulfonylphenylhydrazine source.