| http://www.w3.org/ns/prov#value | - On the other hand, if the proportion of the polysiloxane macromonomer exceeds the above range, the proportion of the alkyl (meth)acrylamide decreases relatively, whereby the resulting ocular lens material tends to be turbid, the surface tends to be tacky, a stain of e.g. lipid tends to easily adhere, the water absorptivity tends to be poor, and the cutting or grinding operation tends to be difficu
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