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| Number | Title | Issue Date |
| 4271190 | Guanidinium salts, processes for their manufacture as well as microbicidal preparations containing these compounds Guanidinium salts having the formula ##STR1## wherein R1 and R2 are linear alkyl residues, X is an anion, and n is 1 or 2, which possess excellent microbicidal properties, particularly against organisms which have become resistant ag... | 06/02/1981 |
| 4198332 | Process for the preparation of solutions of urea-formaldehyde resins for the impregnation and coating of carrier webs for coating the surface of wood-based panels A method for the preparation of hardenable urea-formaldehyde resins for use in impregnating and coating carrier webs wherein urea and formaldehyde are first reacted in the presence of an aminosulfonic acid and ammonia, additional aminosulfonic acid is add... | 04/15/1980 |
| 4189311 | 1,3-Di-N-decyl-2-methyl-imidazolium chloride or bromide and microbiocidal preparation containing this compound This invention relates to a microbiocidal composition comprising a carrier and a microbiocidally effective amount of 1,3-di-n-decyl-2-methyl-imidazolium chloride or bromide.... | 02/19/1980 |
| 4113701 | Method for the preparation of hardenable urea formaldehyde resins A method for the preparation of solutions of hardenable urea-formaldehyde resins which are suitable for impregnating paper supports used for coating wood-based panels wherein urea and formaldehyde are first mixed in specific mole ratios and reacted for a ... | 09/12/1978 |
