| 4925976 |
Olefin sulfonation method |
Toshimi Terao, Kentaro Kiyama |
1990-05-15 |
| 4816188 |
Process for the preparation of saturated/unsaturated mixed fatty acid ester sulfonates |
Shizuo Sekiguchi |
1989-03-28 |
| 4671903 |
Sulfonation method of polystyrene |
Fumihiro Mikuchi, Toshimi Terao |
1987-06-09 |
| 4579687 |
Process for producing salt of alpha-sulfo fatty acid alkyl ester |
Shizuo Sekiguchi, Katsumasa Nagano |
1986-04-01 |
| 4561999 |
Surfactant composition |
Shizuo Sekiguchi, Katsumasa Nagano |
1985-12-31 |
| 4545939 |
Process for producing sulfonate of unsaturated fatty acid ester |
Shizuo Sekiguchi, Katsumasa Nagano |
1985-10-08 |
| 4517113 |
Process for removal of unreacted oil from surfactant slurry |
Hideo Ando, Kentaro Kiyama |
1985-05-14 |
| 4411815 |
Process for preparing odorless alkyl ether sulfate concentrates |
Hideo Ando, Akira Hayashi |
1983-10-25 |
| 4390475 |
Thin film type sulfonation process of alkylbenzene |
Fusao Kondo, Toshimi Terao, Katsumasa Nagano |
1983-06-28 |
| 4337165 |
Amine oxide-and alkali metal chloride-containing non-corrosive liquid detergent composition |
Hideo Ando, Akira Hayashi, Haruo Ohkouchi |
1982-06-29 |
| 4318823 |
Light colored homogeneous and aqueous alpha olefin sulfonate solutions |
Shizuo Sekiguchi, Tetsuo Tano, Toshiaki Ogoshi |
1982-03-09 |
| 4309317 |
Clear aqueous olefin sulfonate solution |
Shizuo Sekiguchi, Tetsuo Tano |
1982-01-05 |
| 4279786 |
Homogeneous aqueous alpha-olefin sulfonate composition |
Shizuo Sekiguchi, Tetsuo Tano |
1981-07-21 |
| 4261917 |
Process for manufacturing a highly concentrated sulfate solution or slurry |
Akira Hayashi, Yoshio Acki, Toshiaki Ogoshi |
1981-04-14 |
| 4248793 |
Process for the production of internal olefin sulfonate |
Shizuo Sekiguchi, Katsumasa Nagano, Yozo Miyawaki |
1981-02-03 |
| 4238410 |
Process for producing magnesium salt of olefin sulfonic acid |
Akira Kawakami, Haruo Ohkouchi, Yoshio Aoki |
1980-12-09 |
| 4213918 |
Process for producing clear aqueous solution of olefin sulfonic acid |
Akira Hayashi, Haruo Ohkouchi, Toshiaki Ogoshi |
1980-07-22 |
| 4183867 |
Method for preparation of internal olefin sulfonate |
Shizuo Sekiguchi, Katsumasa Nagano |
1980-01-15 |