Projekta Nr.ISO 11235:2016
Nosaukums<p>ISO 11235:2016 specifies the methods to be used for the evaluation of sulfenamide accelerators:</p> <p>- MBTS: benzothiazyl disulphide;</p> <p>- CBS: N-cyclohexylbenzothiazole-2-sulfenamide;</p> <p>- TBBS: N-tert-butylbenzothiazole-2-sulfenamide;</p> <p>- DIBS: N,N'-diisopropylbenzothiazole-2-sulfenamide;</p> <p>- DCBS: N,N'-dicyclohexylbenzothiazole-2-sulfenamide;</p> <p>- MBS: N-oxydiethylenebenzothiazole-2-sulfenamide.</p> <p>NOTE Although MBTS is not a sulfenamide, it is the primary decomposition product of these accelerators and quantitatively determined by the method specified in 5.2.</p> <p>The analytical methods are applicable for most commercial sulfenamide accelerators:</p> <p>- sulfenamides of primary amines (type I);</p> <p>- sulfenamides of unhindered secondary amines (type II);</p> <p>- sulfenamides of hindered secondary amines (type III).</p> <p>The method (5.2) to determine purity by high performance liquid chromatography (HPLC) is the preferred method.</p>
Reģistrācijas numurs (WIID)68065
Darbības sfēra<p>ISO 11235:2016 specifies the methods to be used for the evaluation of sulfenamide accelerators:</p> <p>- MBTS: benzothiazyl disulphide;</p> <p>- CBS: N-cyclohexylbenzothiazole-2-sulfenamide;</p> <p>- TBBS: N-tert-butylbenzothiazole-2-sulfenamide;</p> <p>- DIBS: N,N'-diisopropylbenzothiazole-2-sulfenamide;</p> <p>- DCBS: N,N'-dicyclohexylbenzothiazole-2-sulfenamide;</p> <p>- MBS: N-oxydiethylenebenzothiazole-2-sulfenamide.</p> <p>NOTE Although MBTS is not a sulfenamide, it is the primary decomposition product of these accelerators and quantitatively determined by the method specified in 5.2.</p> <p>The analytical methods are applicable for most commercial sulfenamide accelerators:</p> <p>- sulfenamides of primary amines (type I);</p> <p>- sulfenamides of unhindered secondary amines (type II);</p> <p>- sulfenamides of hindered secondary amines (type III).</p> <p>The method (5.2) to determine purity by high performance liquid chromatography (HPLC) is the preferred method.</p>
StatussAtcelts
ICS grupa83.040.20