AIR-ENTRAINING ADJUVANT CONTAINING BLOOD PLASMA AS A SUBSTITUTE FOR SYNTHETIC COLLOID, AND PRODUCTS OBTAINED

摘要

Air-entraining adjuvant containing bloodplasma as a substitute for synthetic colloid,and products obtainedThe present invention relates to an air-entraining adjuvant.This adjuvant comprises animal whole blood and/orcruor serving as the actual air-entraining agent, andalso comprises blood plasma as a stabilizer for the on-trained air, preferably in pulverulent or atomized form.The proportion of blood plasma in the adjuvant is advan-tageously from 15 to 25% by weight. The said adjuvantalso contains dispersants of the bentonite type and/oraluminomagnesium clay type.This gives an adjuvant having an exceptional air-entraining capacity with a high stability; it is easy towork with as any type of mixer can be used.