# US 2018/0022884 A1 · Polyester polyol compositions containing hfo-1336mzzm (z) > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2018/0022884 A1 - Document ID: US20180022884A1 - Status: Published application - Kind: A1 - Application number: 15/631,709 - Filed: 2017-06-23 - Published: 2018-01-25 - Earliest claimed: 2016-07-25 - Assignees: Honeywell International Inc. - Applicants: Honeywell International Inc. - Inventors: MARY C. BOGDAN; DAVID J. WILLIAMS; YIU K. LING; RONALD S. GROSSMAN; BIN YU - Web page: https://patentgrep.com/patent/US20180022884A1 ## CPC - C08J 9/146: {only fluorine as halogen atoms} - C08G 18/0842: {in the presence of liquid diluents (C08G18/0804 takes precedence)} - C08G 18/092: {oligomerisation to isocyanurate groups} - C08G 18/282: {Alkanols, cycloalkanols or arylalkanols including terpenealcohols} - C08G 18/2825: {having at least 6 carbon atoms} - C08G 18/3206: {aliphatic} - C08G 18/4211: {derived from aromatic dicarboxylic acids and dialcohols} - C08G 18/4213: {from terephthalic acid and dialcohols} - C08G 18/7621: {being toluene diisocyanate including isomer mixtures} - C08G 18/7664: {containing alkylene polyphenyl groups} - C08G 18/7671: {containing only one alkylene bisphenyl group} - C08G 63/06: derived from hydroxycarboxylic acids - C08G 63/12: derived from polycarboxylic acids and polyhydroxy compounds - C08J 9/144: {containing carbon, halogen and hydrogen only} - C08J 9/35: Composite foams, i.e. continuous macromolecular foams containing discontinuous cellular particles or fragments - C08G 2101/00: Manufacture of cellular products - C08G 2110/0008: flexible - C08G 2110/0016: semi-rigid - C08G 2110/0025: rigid - C08G 2110/0041: having specified density - C08G 2115/02: to isocyanurate groups - C08G 2350/00: Acoustic or vibration damping material - C08G 2410/00: Soles - C08J 2201/022: premixing or pre-blending a part of the components of a foamable composition, e.g. premixing the polyol with the blowing agent, surfactant and catalyst and only adding the isocyanate at the time of foaming - C08J 2203/162: Halogenated unsaturated hydrocarbons, e.g. H2C=CF2 - C08J 2205/06: Flexible foams - C08J 2205/08: Semi-flexible foams - C08J 2205/10: Rigid foams - C08J 2375/06: from polyesters - C08J: WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H (working, e.g. shaping, of plastics B29) - C08G: MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS ## Abstract Blends, polyol premix compositions, methods of forming such compositions, foamable compositions using the premix compositions, methods of preparing foams containing the premix compositions, and foams made using the premix compositions are described. The polyol premix composition includes a polyester polyol; halogenated olefin blowing agent; and a distribution-enhancing component. In the polyol premix composition, the blowing agent, the polyester polyol, and the distribution-enhancing component form a substantially uniform composition. ## Claims ### Claim 1 A polyol premix composition comprising: a halogenated olefin blowing agent; a polyester polyol, and a distribution enhancing component comprising at least one organic compound having from 1 to 40 carbon atoms, said at least one organic compound being present in the premix in amount effective to enhance the ability of said halogenated blowing agent and said polyol to form a stable, substantially uniform blend that remains as a substantially uniform mixture when stored for a period of four (4) months under ambient conditions. ### Claim 2 (depends on 1) The polyol premix composition of claim 1 wherein the distribution-enhancing component has one or more hydroxyl groups and 1 to 25 carbon atoms. ### Claim 3 (depends on 2) The polyol premix composition of claim 2 wherein the distribution-enhancing component comprises alcohols, glycols, ethers, acetals, benzenes, ketones, chlorinated solvents, carbonates, solvents and surfactants. ### Claim 4 (depends on 3) The polyol premix composition of claim 3 wherein the halogenated olefin blowing agent comprises cis-1,1,1,4,4,4-hexafluorobut-2-ene. ### Claim 5 (depends on 1) The polyol premix composition of claim 1 wherein the distribution-enhancing component comprises one or more of non-cyclic alcohols having 1 to 10 carbon atoms, cyclic alcohols having 6 to 40 carbon atoms, alkylphenols and alkylphenol ethoxylates, dipropylene glycol, diisopropylene glycol, dipropylene glycol methyl ether, methylal, ethylene glycol mono-butyl ether, 1,3-diisopropyl benzene, isopropyl benzene, 1,3-diisopropenyl benzene, isopropenyl benzene, acetone, methyl ethyl ketone, 2-chloropropane, trans-1-chloro-3,3,3-trifluoropropene, methyl formate, propylene carbonate, dioctyl phthalate, toluene; and the halogenated olefin blowing agent comprises cis-1,1,1,4,4,4-hexafluorobut-2-ene. ### Claim 6 (depends on 5) The polyol premix composition of claim 5 wherein the distribution-enhancing component comprises one or more of ethanol, methanol, isopropanol, n-butanol, 2-propanol, 1 pentanol, 3-methyl-2-butanol, and 2-methyl-1-propanol. ### Claim 7 (depends on 1) The polyol premix composition of claim 1 wherein the distribution-enhancing component is present in an amount of 0.5 wt % to 10 wt % based on a total amount of the blend. ### Claim 8 A polyol premix composition comprising: a polyester polyol; a halogenated olefin blowing agent; and a distribution-enhancing component comprising at least one organic compound having from 1 to 40 carbon atoms, wherein the distribution-enhancing component is present in the polyol premix composition in an amount effective to enhance the ability of the halogenated olefin blowing agent and the polyester polyol to form a stable, substantially uniform composition. ### Claim 9 (depends on 8) The polyol premix composition of claim 8 wherein: the distribution-enhancing component has one or more hydroxyl groups and 1 to 25 carbon atoms. ### Claim 10 (depends on 8) The polyol premix composition of claim 8 wherein the distribution-enhancing component comprises one of more of alcohols, glycols, ethers, acetals, benzenes, ketones, chlorinated solvents, carbonates, solvents and surfactants. ### Claim 11 (depends on 8) The polyol premix composition of claim 8 wherein the halogenated olefin blowing agent comprises cis-1,1,1,4,4,4-hexafluorobut-2-ene. ### Claim 12 (depends on 11) The polyol premix composition of claim 11 wherein the distribution-enhancing component is present in an amount of at least 1.7 wt % of the polyol premix composition and comprises one or more of ethanol, methanol, isopropanol, n-butanol, 2-propanol, 1 pentanol, 3-methyl-2-butanol, and 2-methyl-1-propanol. ### Claim 13 (depends on 8) The polyol premix composition of claim 8 wherein the polyester polyol and an optional additional polyol are present in an amount of 50 wt % to 98 wt % of the polyol premix composition, wherein the halogenated olefin blowing agent is present in an amount of 0.25 wt % to 50 wt % of the polyol premix composition, and wherein the distribution-enhancing component is present in an amount of 0.01 wt % to 10 wt % of the polyol premix composition. ### Claim 14 (depends on 8) The polyol premix composition of claim 8 wherein the polyester polyol and optional additional polyol are present in an amount of 80 wt % to 95 wt % of the polyol premix composition, wherein the halogenated olefin blowing agent is present in an amount of 0.25 wt % to 10 wt % of the polyol premix composition, and wherein the distribution-enhancing component is present in an amount of 0.01 wt % to 10 wt % of the polyol premix composition. ### Claim 15 (depends on 8) The polyol premix composition of claim 8 wherein the stable, substantially uniform composition remains as a substantially uniform mixture when stored for a period of four months under ambient conditions. ### Claim 16 A method of forming a polyol premix composition comprising: combining a polyester polyol; a halogenated olefin blowing agent; and a distribution-enhancing component comprising at least one organic compound having from 1 to 40 carbon atoms, wherein the distribution-enhancing component is present in the polyol premix composition in an amount sufficient to enhance the ability of the halogenated olefin blowing agent and the polyester polyol to form a stable, substantially uniform composition. ### Claim 17 (depends on 16) The method of claim 16 wherein the distribution-enhancing component comprises alcohols, glycols, ethers, acetals, benzenes, ketones, chlorinated solvents, carbonates, solvents and surfactants and wherein the halogenated olefin blowing agent comprises cis-1,1,1,4,4,4-hexafluorobut-2-ene. ### Claim 18 (depends on 16) The method of claim 16 wherein the stable, substantially uniform composition remains as a substantially uniform mixture when stored for a period of four months under ambient conditions. ### Claim 19 (depends on 8) A foamable composition comprising a mixture of an organic polyisocyanate and the polyol premix composition of claim 8. ### Claim 20 (depends on 19) The foamable composition of claim 19 wherein the organic polyisocyanate comprises a polymethylene polyphenyl isocyanate, methylenebis(phenyl isocyanate), toluene diisocyanate, or combinations thereof.