| Patent Number |
Title Of Patent |
Date Issued |
| 4418046 |
Catalytic oxidation apparatus |
November 29, 1983 |
| A catalytic oxidation apparatus comprising a cylindrical honeycomb structure including a multiplicity of small passageways extending therethrough in parallel and having an oxidizing catalyst deposited thereon, a number of the passageways being separated as a catalyst regenerating zon |
| 4134995 |
Modified tetrafluoroethylene polymer and process for producing same |
January 16, 1979 |
| In a process for polymerization of tetrafluoroethylene with a copolymerizable modifier in an aqueous medium containing a polymerization initiator and a dispersant to produce a modified tetrafluoroethylene polymer containing 0.001 to 2 wt.% of the copolymerizable modifier based on the |
| 4124517 |
Dry cleaning composition |
November 7, 1978 |
| A dry cleaning composition comprising as effective components a fluorine-containing hydrocarbon solvent and at least one surfactant selected from the group consisting of organic acid salts of monoamines represented by the formula ##STR1## wherein R.sub.1 is alkyl having 6 to 20 c |
| 4098975 |
Process for preparing polytetrafluoroethylene fine powders |
July 4, 1978 |
| A process for preparing a polytetrafluoroethylene fine powder by polymerizing tetrafluoroethylene in an aqueous medium containing a polymerization initiator and a dispersant, coagulating the resulting polymer, washing the coagulated polymer when desired, and drying the polymer, chara |
| 3956405 |
Process for manufacturing polyfluoroalkyl propanols |
May 11, 1976 |
| In a catalytic reduction of polyfluoroalkylpropylene epoxide to produce a polyfluoroalkyl propanol, a process which is characterized in that said catalytic reduction is conducted in the presence of a weakly basic substance having a basic dissociation constant (pKb) at 25.degree.C of at |
| 3944587 |
Hydroxypolyfluoroalkyl-containing silane derivatives and manufacturing the same |
March 16, 1976 |
| A hydroxypolyfluoroalkyl-containing silane derivative having the formula ##EQU1## WHEREIN EACH OF R.sup.1 and R.sup.3 is alkyl; each of R.sup.2 and R.sup.4 is alkylene; X is alkoxyl, alkyl, hydroxy, chlorine or hydrogen and at least one of the groups represented by X is alkoxyl, hydr |
