Disclosed are a type of catalyst which can catalyse the ring-addition reaction of CO2 and an alkylene oxide at 0~180� C. under 0.1~8.0 MPa to produce a corresponding cyclic carbonate and the preparation thereof. The catalyst is a conjugated microporous macromolecule polymer complexed with cobalt chromium zinc copper or aluminium and by using the macromolecule catalysts complexed with different metals to catalyse the reaction of CO2 and alkylene oxide at normal temperature and normal pressure a y...

The method for restoring male sex drive (libido) using a food supplement for restoring male sex drive (libido) relates to medicine and more specifically to the pharmaceutical industry producing food supplements for restoring male sex drive (libido) and male sexual function which are based on natural ingredients. The method involves the use of nitric oxide (NO) in terms of L-arginine pollen or beebread in terms of rutin drone brood in terms of decenoic acids a substance containing zinc in terms o...

The present invention relates to compositions and methods for prophylactic nutritional supplementation and therapeutic nutritional supplementation. Specifically the composition provides a nutritional supplement with a beneficial increased supplementation of vitamin D and the method involves administering to an individual a composition comprising carotenoids vitamin E vitamin D vitamin C thiamine riboflavin niacin folic acid pyridoxine biotin pantothenic acid cobalamin magnesium manganese zinc se...