Polymerization processes
AssigneeExxonMobil Chemical Patents Inc.
InventorsTimothy Daniel Shaffer, Scott Thomas Milner, Michael Gerard Matturro, David Yen-Lung Chung, Michael Francis McDonald, Robert Norman Webb
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Abstract
The invention provides for a process to produce polymers utilizing a hydrofluorocarbon diluent.
Claims106
A polymerization process comprising contacting one or more monomer(s), one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in a reactor.
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarban(s) (HFC's) in a reactor, wherein the one or more Lewis acid(s) is represented by the formula MXy,
- wherein M is a Group 15 metal;
- each X is a halogen;
- and
- y is 3, 4 or 5.
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in a reactor, wherein the one or more Lewis acid(s) is represented by the formula;
- MRnXy−n;
- wherein M is a Group 15 metal;
- each R is a monovalent C1 to C12 hydrocarbon radical independently selected from the group consisting of an alkyl, aryl, arylalkyl, alkylaryl and cycloalkyl radicals;
- n is an integer from 0 to 4;
- y is 3, 4 or 5, wherein n is less than y;
- wherein the sum of n and m is less than y each X is a halogen.
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in a reactor, wherein the one or more Lewis acid(s) is represented by the formula M(RO)nR′mXy−(m+n);
- wherein M is a Group 15 metal,
- each RO is a monovalent C1 to C30 hydrocarboxy radical independently selected from the group consisting of an alkoxy, aryloxy, arylalkoxy, alkylaryloxy radicals;
- each R′ is a monovalent C1 to C12 hydrocarbon radical independently selected from the group consisting of an alkyl, aryl, arylalkyl, alkylaryl and cycloalkyl radicals;
- n is an integer from 0 to 4;
- m is an integer from 0 to 4;
- y is 3, 4 or 5, wherein the sum of n and m is less than y;
- and each X is a halogen.
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in a reactor, wherein the one or more Lewis acid(s) is represented by the formula M(RC═OO)nR′mXy−(m+n);
- wherein M is a Group 15 metal;
- each RC═OO is a monovalent C2 to C30 hydrocarbacyloxy radical independently selected from the group consisting of an alkacyloxy, arylacyloxy, arylalkylacyloxy, alkylarylacyloxy radicals;
- each R′ is a monovalent C1 to C12 hydrocarbon radical independently selected from the group consisting of an alkyl, aryl, arylalkyl, alkylaryl and cycloalkyl radicals;
- n is an integer from 0 to 4;
- m is an integer from 0 to 4;
- y is 3, 4 or 5, wherein the sum of n and m is less than y;
- and each X is a halogen.
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in a reactor, wherein the one or more initiator(s) is independently selected from the group consisting of HCl, H2O, methanol) (CH3)3CCl, C6H5C(CH3)2Cl, (2-Chloro-2,4,4-trimethylpentane) and 2-chloro-2-methylpropane.
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in a reactor, wherein the one or more initiator(s) is independently selected from the group consisting of hydrogen chloride, hydrogen bromide, hydrogen iodide, acetic acid, propanoic acid, butanoic acid;
- cinnamic acid, benzoic acid, 1-chloroacetic acid, dichloroacetic acid, trichloroacetic acid, trifluoroacetic acid, p-chlorobenzoic acid, p-fluorobenzoic acid, acetyl chloride, acetyl bromide, cinnamyl chloride, benzoyl chloride, benzoyl bromide, trichloroacetylchloride, trifluoroacetylchloride, p-fluorobenzoylchloride, methanesulfonic acid, trifluoromethanesulfonic acid, trichloromethanesulfonic acid, p-toluenesulfonic acid, methanesulfonyl chloride, methanesulfonyl bromide, trichloromethanesulfonyl chloride, trifluoromethanesulfonyl chloride, p-toluenesulfonyl chloride, methanol, ethanol, propanol, 2-propanol, 2-methylpropan-2-ol, cyclohexanol, benzyl alcohol, phenol, 2-methylphenol, 2,6-dimethylphenol, p-chlorophenol, p-fluorophenol, 2,3,4,5,6-pentafluorophenol, and 2-hydroxynaphthalene.
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in reactor, wherein the one or more initiator(s) is independently selected from the group consisting of 2-chloro-2,4,4-trimethylpentane;
- 2-bromo-2,4,4-trimethylpentane;
- 2-chloro-2-methylpropane;
- 2-bromo-2-methylpropane;
- 2-chloro-2,4,4,6,6-pentamethylheptane;
- 2-bromo-2,4,4,6,6-pentamethylheptane;
- 1-chloro-1-methylethylbenzene;
- 1-chloroadamantane;
- 1-chloroethylbenzene;
- 1,4-bis(1-chloro-1-methylethyl) benzene;
- 5-tert-butyl-1,3-bis(1-chloro-1-methylethyl) benzene;
- 2-acetoxy-2,4,4-trimethylpentane;
- 2-benzoyloxy-2,4,4-trimethylpentane;
- 2-acetoxy-2-methylpropane;
- 2-benzoyloxy-2-methylpropane;
- 2-acetoxy-2,4,4,6,6-pentamethylheptane;
- 2-benzoyl-2,4,4,6,6-pentamethylheptane;
- 1-acetoxy-1-methylethylbenzene;
- 1-aceotxyadamantane;
- 1-benzoyloxyethylbenzene;
- 1,4-bis(1-acetoxy-1-methylethyl) benzene;
- 5-tert-butyl-1,3-bis(1-acetoxy-1-methylethyl) benzene;
- 2-methoxy-2,4,4-trimethylpentane;
- 2-isopropoxy-2,4,4-trimethylpentane;
- 2-methoxy-2-methylpropane;
- 2-benzyloxy-2-methylpropane;
- 2-methoxy-2,4,4,6,6-pentamethylheptane;
- 2-isopropoxy-2,4,4,6,6-pentamethylheptane;
- 1-methoxy-1-methylethylbenzene;
- 1-methoxyadamantane;
- 1-methoxyethylbenzene;
- 1,4-bis(1-methoxy-1-methylethyl) benzene;
- 5-tert-butyl-1,3-bis(1-methoxy-1-methylethyl) benzene, and 1,3,5-tris(1-chloro-1-methylethyl) benzene.
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in a reactor, wherein the one or more initiator(s) further comprise a weakly-coordinating anion.
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in a reactor, wherein the one or more initiator(s) comprise greater than 30 ppm water (based upon weight).
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in a reactor, wherein the diluent has a dielectric constant greater than 40 at −85° C.
A polymerization process comprising contacting one or more isoolefins, one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarban(s) (HFC's) in a reactor, in which particles of polymer are produced using a catalyst system and a diluent, the diluent having a dielectric constant greater than 40.00 at −85° C.
A polymerization medium suitable to polymerize one or more monomer(s) to form a polymer, the polymerization medium comprising one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's).
A polymerization process comprising contacting one or more monomers comprising isoolefin(s), one or more Lewis acid(s), one or more initiator(s), and a diluent comprising one or more hydrofluorocarbon(s) (HFC's) in a reactor.
Dependencies are inferred from the claim text.