Epichlorohydrin, manufacturing process and use

Abstract

A method for the manufacture of a material selected from epoxy resins, glycidyl esters, glycidyl ethers, glycidyl amides, glycidyl imides, epichlorohydrin elastomers, coagulants, wet-strength resins, cationization agents, flame retardants and detergent ingredients by subjecting a product containing epichlorohydrin and trichloropropane to a reaction in order to obtain the material, wherein the product contains a positive amount of trichloropropane in an amount of up to less than 0.01 g of trichloropropane per kg of product.

1 . A method for the manufacture of a material selected from the group consisting of epoxy resins, glycidyl esters, glycidyl ethers, glycidyl amides, glycidyl imides, epichlorohydrin elastomers, coagulants, wet-strength resins, cationization agents, flame retardants and detergent ingredients comprising subjecting a product comprising epichlorohydrin and trichloropropane to a reaction in order to obtain said material, wherein the product comprises a positive amount of trichloropropane in an amount of up to less than 0.01 g of trichloropropane per kg of product. 
     
     
         2 . The method according to  claim 1 , wherein said method is a method for the manufacture of a material selected from the group consisting of epoxy resins, glycidyl esters, glycidyl ethers, glycidyl amides, glycidyl imides, and epichlorohydrin elastomers. 
     
     
         3 . The method according to  claim 1 , wherein said product further comprises at least one or more of the following compounds:
 (A) halogenated hydrocarbon compounds different from trichloropropane chosen from chloropropene, trichloropropene, chloropropanol, chloropropenol, dichloropropene, dichloropropane, dichloropropanol, monochloropropanediol, chloroethers, monochlorobenzene, and any mixture of at least two of them, and/or   (B) compounds chosen from acrolein, methyl glycidyl ether, chloroacetone, glycerol, hydroxyacetone, glycidol, cyclopentanone and any mixture of at least two of them.   
     
     
         4 . The method according to  claim 1 , wherein the trichloropropane is chosen from 1,2,3-trichloropropane, 1,1,1-trichloropropane, 1,1,3-trichloropropane, 1,1,2-trichloropropane and any mixtures of at least two of them. 
     
     
         5 . The method according to  claim 1 , wherein said product comprises more than 900 g of epichlorohydrin per kg of product. 
     
     
         6 . The method according to  claim 1 , wherein the product is subjected to a reaction with a compound containing at least one active hydrogen atom, selected from monoalcohols, monocarboxylic acids, polyols, polyamines, amino alcohols, polyimides and amides, polycarboxylic acids, and mixtures thereof, in order to obtain an epoxy resin or a glycidyl ether or a glycidyl ester or a glycidyl amide or a glycidyl imide. 
     
     
         7 . The method according to  claim 1 , wherein the product is reacted with ammonia, an amine, a polyaminoamide or a polyimine in order to obtain a coagulant, or wherein the product is reacted with a polyamine, a polyamide or a polyaminoamide in order to obtain a wet-strength resin, or wherein the product is reacted with an amine, an amine salt, or a mixture thereof in order to obtain a cationization agent. 
     
     
         8 . The method according to  claim 1 , wherein the product is reacted with a compound selected from phosphoric acid, a phosphoric acid salt, a phosphorus oxychloride, a phosphoric acid ester, a phosphonic acid, a phosphonic acid ester, a phosphonic acid salt, a phosphinic acid, a phosphinic acid ester, a phosphinic acid salt, a phosphine oxide, a phosphine, or a mixture thereof, in order to obtain a flame retardant. 
     
     
         9 . The method according to  claim 1 , wherein the product is reacted with a monoalcohol containing from 12 to 16 carbon atoms or an ethoxylated alcohol or with an amine selected from the group consisting of linear alkylamines, branched alkylamines, cycloalkylamines, alkoxyamines, amino alcohols, cyclic amines containing at least one nitrogen atom in a ring structure, alkylenediamines, polyetherdiamines, and polyalkylenepolyamines in order to produce a detergent ingredient. 
     
     
         10 . The method according to  claim 1 , wherein the product containing epichlorohydrin is reacted with an alkylene or phenylene oxide or with an alkylene or phenylene oxide and a glycidyl ether or homopolymerized in order to obtain an epichlorohydrin elastomer. 
     
     
         11 . The method according to  claim 1 , wherein the product comprises trichloropropane in an amount of 0.001 mg/kg to less than 0.01 g of trichloropropane per kg of product. 
     
     
         12 . The method according to  claim 1 , wherein the product comprises trichloropropane in an amount of 0.001 mg/kg to less than or equal to 0.008 g per kg of product. 
     
     
         13 . The method according to  claim 1 , wherein the product comprises trichloropropane in an amount of 0.001 mg/kg to less than or equal to 0.006 g per kg of product. 
     
     
         14 . The method according to  claim 1 , wherein the product comprises trichloropropane in an amount of 0.001 mg/kg to less than or equal to 0.004 g per kg of product. 
     
     
         15 . The method according to  claim 1 , wherein said method is a method for the manufacture of a material selected from the group consisting of epoxy resins and glycidyl ethers. 
     
     
         16 . The method according to  claim 1 , wherein said method is a method for the manufacture of epoxy resins. 
     
     
         17 . The method according to  claim 1 , wherein the product is subjected to a reaction with a compound containing at least one active hydrogen atom, selected from polyols, and mixtures thereof, in order to obtain an epoxy resin or a glycidyl ether. 
     
     
         18 . The method according to  claim 1 , wherein the product is subjected to a reaction with a compound containing at least one active hydrogen atom, selected from polyols, and mixtures thereof, in order to obtain an epoxy resin.