Back to results
US 4,413,112 AGranted
Emulsifiers, aqueous isocyanate emulsions containing them and their use as binders in a process for the manufacture of molded articles
AssigneeBayer Aktiengesellschaft
InventorsHelmut Reiff, Hanns I. Sachs
Life of this patent
Estimating the term…
Abstract
This invention relates to new emulsifiers for aqueous isocyanate emulsions and to their use as binders in the production of molded articles, in particular plates, e.g., from materials containing lignocellulose.
Claims4
Emulsifiers comprising
- R--X--(CH.sub.2 --CH.sub.2 --O).sub.n --CO--NH--Y
- wherein
- X is selected from the group consisting of --O--, ##STR4## --CH.sub.2 --O-- or --S--, n represents a number from 10 to 50,
- R' represents a C.sub.1 -C.sub.3 alkyl group,
- R represents a radical selected from the group consisting of an aromatic radical having 6 to 9 carbon atoms, a cycloaliphatic radical having 3 to 9 carbon atoms and a heterocyclic radical having from 2 to 9 carbon atoms in the ring, and
- Y represents a group obtained by removal of an isocyanate group from an organic polyisocyanate.
3 more elements
Dependencies are inferred from the claim text.