Patent classifications
C07C53/122
Production of bio-based liquefied petroleum gas
The disclosure provides methods for the production of liquefied petroleum gas from sustainable feedstocks, including methods comprising conversion of alcohols produced by gas fermentation for the production of propane and/or butane.
CATALYST FOR THE GAS PHASE PRODUCTION OF CARBOXYLIC ACIDS
Carboxylic acids are prepared by a one-step gas phase process comprising the step of contacting under halogen-free hydroxycarbonylation conditions an alkene, carbon monoxide, water, and a solid sulfide-containing catalyst.
CATALYST FOR THE GAS PHASE PRODUCTION OF CARBOXYLIC ACIDS
Carboxylic acids are prepared by a one-step gas phase process comprising the step of contacting under halogen-free hydroxycarbonylation conditions an alkene, carbon monoxide, water, and a solid sulfide-containing catalyst.
CATALYST FOR THE GAS PHASE PRODUCTION OF CARBOXYLIC ACIDS
Carboxylic acids are prepared by a one-step gas phase process comprising the step of contacting under halogen-free hydroxycarbonylation conditions an alkene, carbon monoxide, water, and a solid sulfide-containing catalyst.
Method for producing superabsorbers based on renewable raw materials
A process for producing water-absorbing polymer particles, comprising the steps of thermal cracking of bionaphtha in the presence of steam, removing propene and at least some of the propane, gas phase oxidation to give acrylic acid and polymerization to give water-absorbing polymer particles.
Method for producing superabsorbers based on renewable raw materials
A process for producing water-absorbing polymer particles, comprising the steps of thermal cracking of bionaphtha in the presence of steam, removing propene and at least some of the propane, gas phase oxidation to give acrylic acid and polymerization to give water-absorbing polymer particles.
Zinc or Copper (II) Salt and Use Thereof as a Biocide
Zinc and copper (II) salts of the general formula CH.sub.2═C(R.sup.1)COO-M-OCOR.sup.2 are disclosed, wherein M-Zn or Cu, R.sup.1—H or CH.sub.3, R.sup.2—C.sub.2-C.sub.25 alkyl, or R.sup.2—CO—O— group is crotonate, or sorbate, or linoleate, excluding the compounds: CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO—C.sub.2H.sub.5, CH.sub.2═CH—COO—Zn—O—CO—C.sub.2H.sub.5, CH.sub.2═CH—COO—Cu—O—CO—C.sub.2H.sub.5, CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO—(CH.sub.2).sub.4—CH.sub.3, CH.sub.2═CH—COO—Zn—O—CO—(CH.sub.2).sub.4—CH.sub.3, CH.sub.2═CH—COO—Zn—O—CO—(CH.sub.2).sub.6—CH.sub.3, CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO—(CH.sub.2).sub.6—CH.sub.3, CH.sub.2═CH—COO—Cu—O—CO—(CH.sub.2).sub.6—CH.sub.3, CH.sub.2═CH—COO—Zn—O—CO—(CH.sub.2).sub.14—CH.sub.3, CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO—(CH.sub.2).sub.16—CH.sub.3, CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO-iso-C.sub.17H.sub.35, CH.sub.2═CH—COO—Zn—O—CO-iso-C.sub.17H.sub.35, CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO—(CH.sub.2).sub.17—CH.sub.3. Salts of the general formula wherein R.sup.2—C.sub.2-C.sub.25 alkyl, or R.sup.2—CO—O— group is crotonate, or sorbate, or linoleate, are applicable as biocides.
Zinc or Copper (II) Salt and Use Thereof as a Biocide
Zinc and copper (II) salts of the general formula CH.sub.2═C(R.sup.1)COO-M-OCOR.sup.2 are disclosed, wherein M-Zn or Cu, R.sup.1—H or CH.sub.3, R.sup.2—C.sub.2-C.sub.25 alkyl, or R.sup.2—CO—O— group is crotonate, or sorbate, or linoleate, excluding the compounds: CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO—C.sub.2H.sub.5, CH.sub.2═CH—COO—Zn—O—CO—C.sub.2H.sub.5, CH.sub.2═CH—COO—Cu—O—CO—C.sub.2H.sub.5, CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO—(CH.sub.2).sub.4—CH.sub.3, CH.sub.2═CH—COO—Zn—O—CO—(CH.sub.2).sub.4—CH.sub.3, CH.sub.2═CH—COO—Zn—O—CO—(CH.sub.2).sub.6—CH.sub.3, CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO—(CH.sub.2).sub.6—CH.sub.3, CH.sub.2═CH—COO—Cu—O—CO—(CH.sub.2).sub.6—CH.sub.3, CH.sub.2═CH—COO—Zn—O—CO—(CH.sub.2).sub.14—CH.sub.3, CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO—(CH.sub.2).sub.16—CH.sub.3, CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO-iso-C.sub.17H.sub.35, CH.sub.2═CH—COO—Zn—O—CO-iso-C.sub.17H.sub.35, CH.sub.2═C(CH.sub.3)—COO—Zn—O—CO—(CH.sub.2).sub.17—CH.sub.3. Salts of the general formula wherein R.sup.2—C.sub.2-C.sub.25 alkyl, or R.sup.2—CO—O— group is crotonate, or sorbate, or linoleate, are applicable as biocides.
METHOD FOR ISOLATING CARBOXYLIC ACID FROM AN AQUEOUS SIDE STREAM
Method for isolating carboxylic acid from an aqueous metal carboxylate-containing side stream of an organic peroxide production process, involving the protonation of the carboxylate, separation of liquid and organic phases, and the removal of residual peroxides.
METHOD FOR ISOLATING CARBOXYLIC ACID FROM AN AQUEOUS SIDE STREAM
Method for isolating carboxylic acid from an aqueous metal carboxylate-containing side stream of an organic peroxide production process, involving the protonation of the carboxylate, separation of liquid and organic phases, and the removal of residual peroxides.