Composition containing platinum

Abstract

The invention provides for a composition comprising elemental platinum and/or at least one platinum-containing compound, where said platinum has a positive oxidation state, and one or more organic compounds comprising carbon atoms, hydrogen atoms and at least two oxygen atoms, wherein at least one of said compounds comprises at least one olefinic unsaturation, characterized in that said composition comprises a proportion of organic compounds comprising carbon atoms, hydrogen atoms and at least two oxygen atoms of from 50.0 to 99.9 wt % and a proportion of the sum of elemental platinum and platinum-containing compounds of from 0.1 to 50.0 wt % in each case based on the composition, with the proviso that the proportions of organic compounds comprising carbon atoms, hydrogen atoms and at least two oxygen atoms and of elemental platinum and platinum-containing compounds sum to at least 90 wt % based on the composition and the proviso that the olefinic unsaturation content is at least 0.1 g of iodine/100 g of the organic compounds comprising carbon atoms, hydrogen atoms and at least two oxygen atoms, corresponding to at least 0.004 meq/g, for a process for preparing said composition and for the use thereof.

1 - 22 . (canceled) 
     
     
         23 . A composition comprising elemental platinum or platinum(II)-containing compound, wherein said platinum(II) has a positive oxidation state, and an organic compound comprising a compound having formula I
   A[-O—(CH 2 —CHR′—O—) m —(CH 2 —CH 2 —O—) n —(CH 2 —CH(CH 3 )—O) o —Z] a   (I)
   wherein   A is either hydrogen or an at least one carbon atom-comprising saturated or unsaturated organic radical,   R′ is independently for each occurrence a saturated 2-18 carbon atom-comprising alkyl group or an aromatic radical,   Z is either hydrogen, a linear or branched, saturated or unsaturated 1-18 carbon atom-comprising hydrocarbon radical, or   the radical of an organic acid of formula —C(═O)—Z E , where Z E  is an organic radical,   m is from 0 to 50   n is from 0 to 250   o is from 0 to 250   a is from 1 to 8   wherein m, n and o sum to no less than 1,   wherein said composition comprises from 50.0 to 99.9 wt % of the organic compound and from 0.1 to 50.0 wt % of elemental platinum or platinum(II)-containing compound in each case based on the composition, wherein the organic compound and elemental platinum or platinum(II)-containing compound sum to at least 90 wt % based on the composition.   
     
     
         24 . The composition according to  claim 23 , wherein the composition comprises at least one platinum(II) compound as platinum-containing compound where said platinum(II) has a positive oxidation state, wherein
 A is derived from one or more alcohols from the group consisting of allyl alcohol, vinyl alcohol, butanol, 1-hexenol, octanol, dodecanol, stearyl alcohol, vinyloxybutanol, 2-ethylhexanol, cyclohexanol, benzyl alcohol, ethylene glycol, propylene glycol, di-, tri- and polyethylene glycol, 1,2-propylene glycol, di- and polypropylene glycol, 1,4-butanediol, 1,6-hexanediol, trimethylolpropane, glycerol, pentaerythritol, sorbitol and hydroxyl group-bearing compounds based on natural products,   m is from 0 to 20,   n is from 5 to 200,   o is from 5 to 200,   a is from 1 to 4, and   wherein the organic compound and elemental platinum(II) or platinum(II)-containing compound sum to at least 99 wt % based on the composition, wherein the platinum(II)-containing compound comprises from more than 95 mol % of cis-(NH 3 ) 2 PtCl 2 , and the composition comprises no detectable amounts of elemental platinum and/or platinum (0) compounds.   
     
     
         25 . The composition according to  claim 23 , wherein the organic compound comprising carbon atoms, hydrogen atoms and at least two oxygen atoms, those of formula I
   A[-O—(CH 2 —CHR′—O) m —(CH 2 —CH 2 —O) n —(CH 2 —CH(CH 3 )—O) o —Z] a   (I)
   where   A is either hydrogen or an at least one carbon atom-comprising saturated or unsaturated organic radical,   R′ is independently for each occurrence a saturated 2-18 carbon atom-comprising alkyl group or an aromatic radical,   Z is either hydrogen, a linear or branched, saturated or unsaturated 1-18 carbon atom-comprising hydrocarbon radical, or   the radical of an organic acid of formula —C(═O)—Z E , where Z E  is an organic radical,   m is from 0 to 20   n is from 5 to 200   o is from 5 to 200   a is from 1 to 4   wherein m, n and o sum to no less than 1,   wherein the organic compound have an olefinic unsaturation content of at least 0.1 g of iodine/100 g of the organic compound, corresponding to at least 0.004 meq/g, and   wherein the platinum(II)-containing compound comprises from more than 95 mol % of cis-(NH 3 ) 2 PtCl 2 .   
     
     
         26 . The composition according to  claim 25 , wherein the organic compound further comprise at least one olefinic unsaturation, compounds of formula (I) where A and Z comprise an olefinically unsaturated radical. 
     
     
         27 . The composition according to  claim 25 , wherein the compound of formula (I) has a weight average molar mass of from 76 to 10 000 g/mol. 
     
     
         28 . The composition according to  claim 25 , wherein the organic radical A is a radical derived from a compound of formula (II)
   A[-OH] a   (II).
   
     
     
         29 . The composition according to  claim 25 , wherein the radical A derives from compounds selected from the group consisting of mono- and polyfunctional monomeric, oligomeric and polymeric alcohols, phenols, carbohydrates and carbohydrate derivatives. 
     
     
         30 . The composition according to  claim 29 , wherein it comprises mixtures of compounds of formula (I) comprising different radicals A and Z. 
     
     
         31 . The composition according to  claim 25 , wherein the radical A is derived from one or more alcohols from the group consisting of allyl alcohol, vinyl alcohol, butanol, 1-hexenol, octanol, dodecanol, stearyl alcohol, vinyloxybutanol, 2-ethylhexanol, cyclohexanol, benzyl alcohol, ethylene glycol, propylene glycol, di-, tri- and polyethylene glycol, 1,2-propylene glycol, di- and polypropylene glycol, 1,4-butanediol, 1,6-hexanediol, trimethylolpropane, glycerol, pentaerythritol, sorbitol and hydroxyl group-bearing compounds based on natural products. 
     
     
         32 . The composition according to  claim 25 , wherein the composition comprises allyloxyethanol, vinylhydroxybutanol or an allyl alcohol-started polyether as the olefinically unsaturated organic compound. 
     
     
         33 . The composition according to  claim 23 , wherein the platinum(II)-containing compound comprises from more than 99.5 mol % of cis-(NH 3 ) 2 PtCl 2 , and wherein the organic compound and elemental platinum or platinum(II)-containing compound sum to at least 99 wt % based on the composition. 
     
     
         34 . The composition according to  claim 23 , wherein the composition comprises di-μ-chlorobis(1,2-η)cyclohexeneplatinum(II) chloride as platinum(II)-containing compound. 
     
     
         35 . The composition according to  claim 23 , wherein the proportion of organic compound is from 90 to 99.7 wt % and the proportion of the sum of elemental platinum or platinum(II)-containing compounds is from 0.3 to 1 wt % in each case based on the composition, and wherein the organic compound and elemental platinum or platinum(II)-containing compound sum to at least 99 wt % based on the composition. 
     
     
         36 . A process for preparing a composition according to  claim 23 , wherein the organic compound comprises an olefinic unsaturation and the olefinic unsaturation content is at least 0.1 g of iodine/100 g of the organic compound corresponding to at least 0.004 meq/g, are initially charged into a vessel fitted with a stirrer, and platinum and one or more, platinum(II)-containing compounds is/are added with stirring. 
     
     
         37 . The process according to  claim 36 , wherein the elemental platinum or the platinum(II)-containing compound are washed into the vessel with the organic aliphatic compound or with the liquid composition present in the vessel. 
     
     
         38 . The process according to  claim 36 , wherein the addition of the elemental platinum or the platinum(II)-containing compound is effected at a temperature in the vessel of from 30° C. to 75° C. 
     
     
         39 . The process according to  claim 36 , wherein the vessel employed is a spherical vessel fitted with a lateral port by means of which the elemental platinum or the platinum(II)-containing compound are added. 
     
     
         40 . The process according to  claim 36 , wherein the vessel comprises a lateral port with a rotatable connection with which a container containing the elemental platinum or the platinum(II)-containing compound can be connected and, for emptying, rotated such that the contents can feed into the vessel under gravity. 
     
     
         41 . A process to make a compound comprising H—Si groups, the process comprising the step of reacting the compound comprising H—Si with the composition according to  claim 23 . 
     
     
         42 . The process according to  claim 41 , wherein the H—Si group-bearing compounds employed in the process are
 monomeric silanes, for example R 3 SiH; R 2 SiH 2 ; RSiH 3 ; 
 cyclic silanes, for example (RHSiO} 4 ; (RHSiO} 3 ; 
 linear or branched oligomeric or polymeric siloxanes such as R 3 SiO—(R 2 SiO—) a (RSi(H)O—) b SiR 3 , where a≥0 and b≥1;
   HR 2 SiO—(R 2 SiO—} c (RSi(H)O—) d SiR 2 H, where c and d≥0;
 
 
 compounds of general formula (III) 
 
       
         
           
           
               
               
           
         
         where 
         e=≥0, 
         f=≥1 and 
         g=≥1, 
         R are identical or different groups that do not impede the addition reaction, such as 1 to 8 carbon atom-comprising alkyl groups; substituted 1 to 8 carbon atom-comprising alkyl groups, such as a 3-chloropropyl group, 1-chloromethyl group, 3-cyanopropyl group; aryl groups, such as a phenyl group; aralkyl groups, such as a benzyl group; alkoxy or alkoxyalkyl groups, such as an ethoxy or ethoxypropyl group. 
         R″ is an optionally substituted 1 to 4 carbon atom-comprising alkyl group 
         R′″ is a hydrogen radical or a 1 to 4 carbon atom-comprising alkyl group; the group —C(O)—R V  where R V =alkyl radical; 
         the group —CH 2 —O—R″; an alkylaryl group, such as a benzyl group; the group —C(O)NH—R″, 
         R IV  is an optionally substituted hydrocarbon radical comprising from 7 to 47 carbon atoms, and 
         SO is the radical C 6 H 5 —CH(—)—CH 2 —O— (styrene oxide radical).