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The physical and thermal properties of hand-cast polyurethane and polyurethane/polyurea elastomers prepared from prepolymers of 20 and 97% trans,trans-4,4′-diisocyanatodicyclohexyl methane (t,t-rMDI)… (More)
Abstract This article is an extensive review of the literature on two component urethane systems that use water as a carrier. It generally covers the period from 1985 through 2000 with special… (More)
The effect of structure on the ability of hydroxamic acid polymers to chelate iron(III) was examined. The polymers were derived from acryloyl or methacryloyl backbones that bore side chains… (More)
Process for the preparation of an aqueous polyurethane dispersion-UREA WITH hydrolytic stability IMPROVED BY OPERATIONS: a) forming an aqueous dispersion of polyurethane urea its discretion by… (More)
The invention relates to processes for producing coated granular fertilizer products polyurea urethane symmetrical and coated granular fertilizers polyurea urethane symmetrical produced by these… (More)
A process for the manufacture of structural wood composite comprising: A) combining wood particles with 1 to 25% by weight, based on the total weight of the wood composite, of a binder composition… (More)