摘要:
Un separateur pour batterie ayant une faible resistance electrique apres une utilisation prolongee est fabrique par consolidation et gaufrage thermique d'un tissu en papier (13) comprenant un ou plusieurs plis formes a partir de matieres premieres contenant une pate synthetique dont les fibres contiennent un materiau de remplissage inorganique, le tissu comprenant un agent de mouillage qui est, de preference un sulfonate organique, un succinate organique ou un phenol ethoxylate.
摘要:
A Photographic element is described which comprises a ballasted 2,5-di-sulfonamidophenol compound used to scavenge oxidized electron transfer agents in color image transfer materials. The scavenger compound can be located in an emulsion layer, a dye image-providing material layer or an interlayer.
摘要:
Vegetable oils such as corn oil, peanutoil, and soy oil are reacted with polyamines to form a mixture containing amides, imides, half esters, and glycerol. This mixture and the product obtained by subsequent treatment of this mixture with a strong acid such as sulfonic acid are product mixes that have good detergent properties in fuels and lubricants.