To effectively utilize a high-molecular weight material containing acrylonitrile-styrene or acrylonitrile-styrene-conjugated diene or one of their used materials as a higher additional value substance. The objective method of producing soil conditioner comprises and acid treatment step where a ploly.....
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An improved photoimagable cationically polymerizable epoxy based solder mask is provided that contains a non-brominated epoxy resin system and from about 0.1 to about 15 parts, by weight per 100 parts of resin system, of a cationic photoinitiator. The non-brominated epoxy-resin system has solids tha.....
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"Weed infestations cause considerable crop yield losses worldwide. C4 weeds like Black-Grass, Cleavers, Green foxtail, Kochia and Barnyard Grass reduce yields of important C3 cereals such as rice, wheat, barley and oat. For example, Barnyard Grass, the most important weed species in rice, which is n.....
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