Abstract: The invention concerns the provision of cosmetic agents containing, as an active ingredient, soluble elastin. Also included is a method of combating skin ageing by applying said cosmetic agents to the skin.

Abstract: A process for the preparation of a phosphoric acid propargyl ester of the formula ##STR1## wherein R.sup.1 and R.sup.2 each independently is an aryl radical or a C.sub.1-4 -alkyl, C.sub.1-4 -alkenyl or C.sub.1-4 -alkynyl radical, andX, Y and Z each independently is oxygen or sulphur, comprising reacting a phosphoric acid monoester chloride or diester chloride with at least the equivalent amount of propargyl alcohol in a two-phase system in the presence of an inorganic base as an acid-trapping agent, and a catalyst comprising about 0.001 to 100 mol %, relative to the phosphoric acid ester chloride, of a tertiary amine or quaternary ammonium or phosphonium salt with at least 9 C atoms. Advantageously the catalyst is present in about 0.01 to 10 mol % relative to the phosphoric acid ester chloride and is a tertiary amine or quaternary ammonium salt, X, Y and Z are oxygen, R.sup.1 is propargyl and R.sup.2 is C.sub.

Abstract: An apparatus for the oxidative combustion of harmful gases by means of a burner is disclosed. The apparatus comprises a vertically disposed cooling jacket provided with a coolant inlet and coolant outlet which surrounds a combustion chamber. The combustion chamber is connected to and in gaseous communication with a condenser disposed therebeneath. A flushing device is provided in fluid communication with these components, the same being disposed above the combustion chamber and in gaseous communication therewith. A burner is disposed above the flushing device. An electrical igniter is disposed between the flushing device and the burner.

Abstract: A process for the preparation of a styrylcyclopropane-1-carboxylic acid ester of the formula ##STR1## in which R is C.sub.1-4 -alkyl or an alcohol radical customary in pyrethroids,R.sup.1 is alkoxy or alkylthio, either of which may be optionally substituted by halogen,R.sup.2 is hydrogen or alkoxy, orR.sup.1 and R.sup.2 together are optionally halogen-substituted alkylenedioxy, andR.sup.3 is hydrogen or chlorine,comprising reacting an ester of the formula ##STR2## in which Hal is chlorine or bromine,with a base.The compounds are insecticidally active. Numerous syntheses of the starting materials, some involving new intermediates, are also shown.

Abstract: A process for the continuous production of an alkali metal alcoholate of a higher alcohol which comprises continuously introducing a higher alcohol into a reaction vessel, continuously introducing an alkali metal alcoholate of a lower alcohol into said reaction vessel and continuously and simultaneously distilling over and removing from said reaction vessel lower alcohol which forms.

Abstract: An aqueous dispersion of a synthetic polymer of average diameter in the range of 50 to 500 nm and especially above 75 nm is disclosed, the aqueous dispersion having a solids content of 5 to 50 parts by weight per 100 parts per weight of total dispersion. The aqueous dispersion is provided by effecting polymerization in the presence of an emulsifier which comprises an alkali metal salt of a polysulfonic acid of an alkane of medium chain length e.g. 8 to 22 carbon atoms.

Abstract: Aluminum foil labels for bottles are disclosed which have on both sides a colorless or colored coating provided with an imprint on the outside, if desired, the aluminum foil label being adapted to cover the closure and part of the bottle--neck and to be affixed thereto with the aid of a glue which is soluble in an alkaline cleaning liquor. In accordance with the invention the coating comprises a varnish coating which is insoluble in the alkaline cleaning liquor. The coating can have mutually opposite weak areas which can consist of uncoated stripes. Also disclosed are bottles comprising a bottle body to which is attached such aluminum foil coated on both sides thereof with a varnish coating which is insoluble in an alkaline cleaning liquor. The insoluble varnish coating defines open areas which are opposed from open areas on the opposed insoluble varnish coating.

Abstract: A dry image forming material comprising (a) an organic silver salt oxidizing agent, (b) a reducing agent, (c) a photosensitive silver compound or a photosensitive silver compound-forming component and (d) a high impact acrylic resin used as a binder material of the image forming coating and/or a material of any protective layer has been found to be excellent in impact peel strength, blooming or chalking resistance and storage stability of raw material. The high impact acrylic resin (d) has an Izod impact strength of at least 0.4 ft.lb/in as measured in accordance with ASTM D 256.

Abstract: The invention is a catalytic process for splitting water to provide hydrogen by irradiating an aqueous solution with actinic light. The solution contains a catalyst comprising a complex compound of a metal of the Group Ib, IIb, IVb, Vb, VIb, VIIb and VIIIb of the periodic system or magnesium, having ligands linked to the metal atom via two sulfur atoms or via one sulfur atom and one nitrogen atom.

Abstract: A process for separating phenol from a mixture of the same with cresol which comprises including in the mixture a component which has a dipole moment of 0 to 0.5 Debye and has a boiling point, under 1 bar, in the temperature range from 120.degree. to 220.degree. C. or which has a dipole moment of 0.5 to 2.5 Debyes and has a boiling point, under 1 bar, in the temperature range from 150.degree. to 190.degree. C. and distilling off phenol together with said component to leave behind said cresol.

Abstract: The present invention provides a process for obtaining .alpha.-2-SB-glycoprotein from physiological solutions thereof by binding to a bindable protein immobilized on an insoluble carrier, wherein the carrier-fixed protein is subsequently washed with a buffer solution of pH 6 to 8.5 and thereafter the .alpha.-2-SB-glycoprotein is eluted with a buffer solution with a pH of 9 or more and isolated from the eluate.

Abstract: A process for reducing an ore which comprises:(A) gasifying a solid carbonaceous granular fuel by contacting the same in a fixed bed with oxygen and steam at a pressure of 5 to 50 bars;(B) subjecting the gas produced from said gasification to shift conversion in order to reduce the residual carbon monoxide content to 1 to 10 percent by volume of dry gas(C) scrubbing the gaseous shift conversion gas to remove sulfur compounds and to reduce the CO.sub.2 content to no more than 3 percent by volume whereby to provide a scrubbed gas containing more than 70 percent by volume hydrogen and carbon monoxide which gas contains more than 10 percent by volume methane(D) admixing the so scrubbed gas with reduction process exhaust gas formed by reduction of ore(E) reforming the resultant mixture of gases at a pressure of 1.5-10 bars a temperature of 800.degree. to 1500.degree. C.; and(F) feeding at least a portion of such gas containing up to 3 percent by volume CO.sub.2 and 5 percent by volume methane at 700.degree.-1000.

Abstract: In a process for the hydrogenation of nitrobenzene with hydrogen to hydrazobenzene at temperatures ranging from 40.degree. to 110.degree. C. in the presence of a precious metal catalyst, an aqueous alkaline solution and an organic solvent, the reaction mixture being maintained in turbulent motion, the improvement wherein said nitrobenzene is o-, m- or p-chloronitrobenzene, the reaction is carried out in an organic solvent in which the dichlorohydrazobenzene being formed is readily soluble when warm and difficultly soluble when cold, and that the precious metal catalyst is used in such amount that the weight ratio of chloronitrobenzene used to precious metal catalyst is in the range 1:0.00005-less than 0.0002.

Abstract: A process for the preparation of a 4-aminodiphenyl amino derivative which comprises:(a) contacting a hydroxybenzene of the formula ##STR1## wherein R is hydroxyl or amino with an aniline compound of the formula ##STR2## wherein R.sub.1 represents hydrogen or an alkyl radical in the presence of a .gamma.-aluminum oxide containing catalyst; and(b) contacting the product from step (a) with ammonia in the presence of the same .gamma.-aluminum oxide containing catalyst used in step (a).

Abstract: An apparatus for the regenerating of absorbent is disclosed wherein the apparatus comprises a regenerating column provided with mass transfer-promoting elements. The regenerating column comprises an upper regenerating zone which can be shut down and is provided with at least one shutoff valve-controlled inlet for laden absorbent and a lower second regenerating zone provided with a second shutoff valve-controlled inlet for the same laden absorbent, the volume ratio of the second regenerating zone to the upper regenerating zone being at least about 1.5:1. A process for regenerating laden absorbent is also disclosed.

Abstract: A process for the preparation of a styryl-cyclopropane-carboxylic acid ester of the formula ##STR1## in which R is C.sub.1-4 -alkyl or an alcohol radical customary in pyrethroids,R.sup.1 is alkoxy or alkylthio, either of which may be optionally substituted by halogen,R.sup.2 is hydrogen or alkoxy, orR.sup.1 and R.sup.2 together are optionally halogen-substituted alkylenedioxy, andR.sup.3 is hydrogen or chlorine, comprising reacting a compound of the formula ##STR2## with, respectively, one, two or three equivalents of a base at a temperature below 60.degree. C. The products are insecticidally active when R is the residue of a pyrethroid-type alcohol. Various syntheses are given for the starting materials which are new.

Abstract: 2-Cycloalkyl-pyrimidin-5-yl-(thiono)(thiol)-phosphoric-(phosphonic) acid esters and ester-amides of the formula ##STR1## in which R is alkyl,R.sup.1 is alkyl, alkoxy, alkylthio, alkylamino or phenylR.sup.2 is hydrogen or alkyl,R.sup.3 is cycloalkyl, andX is oxygen or sulphur which possess insecticidal, acaricidal and nematicidal properties.

Abstract: The invention relates to a process for the preparation of 1-amino-8-naphthol-3,6-disulphonic acid (H-acid) as the mono-alkali metal salt from napthylamine-trisulphonic acid isomer mixtures by alkaline hydrolysis under pressure. The separation of the H-acid is effected by utilizing an aqueous sulphuric acid which contains naphthalene- and/or nitronaphthalene- and/or naphthylamine- and/or naphthol- and/or aminonaphthol-mono-, -di-and/or-tri-sulphonic acids.

Abstract: Coumarin compounds of the formula ##STR1## in which the substituents have the meanings given inthe description,are valuable whiteners for natural fibre materials, such as wool, or synthetic polycondensates. They can also be used as scintillators and laser dyestuffs.