Low free formaldehyde melamine-formaldehyde detackifier and meth

Details Low free formaldehyde melamine-formaldehyde detackifier and meth Low free formaldehyde melamine-formaldehyde detackifier and meth

1989-01-12

1990-06-19

Hruskoci, Peter

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

55 85, 210727, 210728, 210735, C02F 156

Patent

active

049351494

ABSTRACT:
A melamine-formaldehyde detackifer having a less than 0.15% free formaldehyde which comprises a melamine-formaldehyde polymer detackifier to which has been added a formaldehyde scavenging agent selected from an effective amount of urea, acetylacetone, and a combination of urea with an enhancer selected from glyoxal and acetylacetone. The use of the low free formaldehyde detackifier is also described.

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patent: 4629572 (1986-12-01), Leitz et al.
patent: 4656059 (1987-04-01), Mizuno et al.
patent: 4686047 (1987-08-01), Arots

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