| Patent | Date |
|---|
Preparation of alcohols
Grant 6,201,160 - Brudermuller , et al. March 13, 2 | 2001-03-13 |
Preparation of polyisocyanates containing isocyanurate groups and use thereof
Grant 5,489,663 - Brandt , et al. February 6, 1 | 1996-02-06 |
Preparation of poloxy-alkylene glycols
Grant 5,416,240 - Weyer , et al. May 16, 1 | 1995-05-16 |
Multistep, continuous preparation of organic polyisocyanates
Grant 5,386,053 - Otterbach , et al. January 31, 1 | 1995-01-31 |
Preparation of 3-aminomethyl-3,5,5-trimethyl-cyclohexylamine
Grant 5,371,292 - Merger , et al. December 6, 1 | 1994-12-06 |
Preparation of 4-halobenzyl alcohols
Grant 5,254,752 - Merger , et al. October 19, 1 | 1993-10-19 |
Preparation of 2,2-bis-hydroxymethyl-butanediol-(1,4)
Grant 5,254,757 - Merger , et al. October 19, 1 | 1993-10-19 |
Compositions of the formula Mo.sub.12 P.sub.a V.sub.b X.sup.1 c X.sup.2 d X.sup.3 e Sb.sub.f Re.sub.g S.sub.h O.sub.n
Grant 5,221,767 - Boehning , et al. June 22, 1 | 1993-06-22 |
Preparation of methacrylic acid
Grant 5,087,744 - Krabetz , et al. February 11, 1 | 1992-02-11 |
Process for the preparation of acrolein
Grant 5,077,438 - Steck , et al. December 31, 1 | 1991-12-31 |
Preparation of 6-aminocaproic esters
Grant 5,068,398 - Merger , et al. November 26, 1 | 1991-11-26 |
Preparation of 6-aminocaproic acid
Grant 4,950,429 - Vagt , et al. August 21, 1 | 1990-08-21 |
Process and catalyst for the preparation of methacrylic acid
Grant 4,925,823 - Krabetz , et al. May 15, 1 | 1990-05-15 |
Preparation of storage-stable, moisture-cured, single-component polyurethane systems and their uses
Grant 4,853,454 - Merger , et al. * August 1, 1 | 1989-08-01 |
Preparation of 2(5H)-furanones
Grant 4,853,473 - Fischer , et al. August 1, 1 | 1989-08-01 |
Preparation of 6-aminocaproates
Grant 4,766,237 - Hutmacher , et al. August 23, 1 | 1988-08-23 |
Preparation of epsilon-caprolactam
Grant 4,731,445 - Hutmacher , et al. March 15, 1 | 1988-03-15 |
Preparation of caprolactam
Grant 4,730,040 - Vagt , et al. March 8, 1 | 1988-03-08 |
Process for the preparation of N,o-substituted mono-and/or polyurethanes
Grant 4,695,645 - Merger , et al. September 22, 1 | 1987-09-22 |
Process for the preparation of N-aryl di- or polyurethanes
Grant 4,611,079 - Merger , et al. September 9, 1 | 1986-09-09 |
Multiple-step process for the preparation of hexamethylene diisocyanate-1,6 and/or isomeric aliphatic diisocyanates with six carbon atoms in the alkylene residue
Grant 4,596,678 - Merger , et al. June 24, 1 | 1986-06-24 |
Preparation of methacrylic acid and catalyst therefor
Grant 4,595,778 - Duembgen , et al. June 17, 1 | 1986-06-17 |
Preparation of trimethylolalkanes from alkanals and formaldehyde
Grant 4,594,461 - Merger , et al. June 10, 1 | 1986-06-10 |
Preparation of dienes by dehydration of aldehydes
Grant 4,560,822 - Hoelderich , et al. December 24, 1 | 1985-12-24 |
Preparation of aldols
Grant 4,552,985 - Merger , et al. November 12, 1 | 1985-11-12 |
Preparation of carbamates
Grant 4,537,960 - Merger , et al. August 27, 1 | 1985-08-27 |
Catalyst for the preparation of methyl methacrylate
Grant 4,520,125 - Baer , et al. May 28, 1 | 1985-05-28 |
Process for the preparation of an aliphatic, cycloaliphatic, and/or aliphatic-cycloaliphatic di- and/or polyurethane
Grant 4,497,963 - Merger , et al. February 5, 1 | 1985-02-05 |
Process for the preparation of .alpha.-alkylacroleins
Grant 4,496,770 - Duembgen , et al. January 29, 1 | 1985-01-29 |
Process for the preparation of isocyanates by thermal cleaving of urethanes
Grant 4,482,499 - Merger , et al. November 13, 1 | 1984-11-13 |
Dye mixtures of azo compounds soluble in organic solvents
Grant 4,473,376 - Hansen , et al. September 25, 1 | 1984-09-25 |
Preparation of carbonates
Grant 4,436,668 - Harder , et al. March 13, 1 | 1984-03-13 |
Oxidation catalyst, especially for the preparation of methacrylic acid by gas phase oxidation of methacrolein
Grant 4,409,128 - Krabetz , et al. October 11, 1 | 1983-10-11 |
Preparation of alpha-alkylacroleins
Grant 4,408,079 - Merger , et al. October 4, 1 | 1983-10-04 |
Preparation of propanediols using a copper-and zinc containing hydrogenation catalyst
Grant 4,393,251 - Broecker , et al. July 12, 1 | 1983-07-12 |
Hydrogenation catalysts for the preparation of propanediols
Grant 4,386,018 - Merger , et al. May 31, 1 | 1983-05-31 |
Hydrogenation catalysts for the preparation of propanediols and processes for the preparation of propanediols, using such catalysts
Grant 4,386,219 - Merger , et al. May 31, 1 | 1983-05-31 |
Process for the preparation of an aryl mono-, di-, and/or polyurethane
Grant 4,375,000 - Merger , et al. February 22, 1 | 1983-02-22 |
Preparation of formaldehyde
Grant 4,354,045 - Merger , et al. October 12, 1 | 1982-10-12 |
Preparation of methyl methacrylate by reaction of methyl propionate and methanol
Grant 4,336,403 - Merger , et al. June 22, 1 | 1982-06-22 |
Thermal decomposition of aryl urethanes
Grant 4,330,479 - Merger , et al. May 18, 1 | 1982-05-18 |
Process for recycling noble metal catalysts used for the manufacture of aromatic urethanes
Grant 4,319,035 - Merger , et al. March 9, 1 | 1982-03-09 |
Process for the preparation of an aryl mono-, di-, and/or polyurethane
Grant 4,278,805 - Merger , et al. July 14, 1 | 1981-07-14 |
Preparation of N-substituted carboxylic acid amides
Grant 4,273,938 - Merger , et al. June 16, 1 | 1981-06-16 |
Use of polyhydric alcohols, carboxylic acids, hydroxy-carboxylic acids and/or their esters with polyhydric alcohols as viscosity regulators
Grant 4,239,641 - Perner , et al. December 16, 1 | 1980-12-16 |
Machine dishwashing, using polyhydric alcohols, carboxylic acids and or esters of these as rinsing agents
Grant 4,239,552 - Perner , et al. December 16, 1 | 1980-12-16 |
Dye mixtures for coloring mineral oil products
Grant 4,210,414 - Hansen , et al. July 1, 1 | 1980-07-01 |
Preparation of aralkyl phenyl ethers and alkyl phenyl ethers
Grant 4,192,949 - Merger , et al. March 11, 1 | 1980-03-11 |
Acryloxy-alkylpropanals and methacryloxy-alkylpropanals
Grant 4,191,838 - Merger , et al. March 4, 1 | 1980-03-04 |
Manufacture of methacrylic acid and methyl methacrylate
Grant 4,118,588 - Fouquet , et al. October 3, 1 | 1978-10-03 |
Manufacture of anthraquinones
Grant 4,045,456 - Merger , et al. August 30, 1 | 1977-08-30 |
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