[Code of Federal Regulations]
[Title 21, Volume 3]
[Revised as of January 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR177.1460]
[Page 276]
TITLE 21--FOOD AND DRUGS
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN
SERVICES (CONTINUED)
PART 177 INDIRECT FOOD ADDITIVES: POLYMERS--Table of Contents
Subpart B Substances for Use as Basic Components of Single and Repeated
Use Food Contact Surfaces
Sec. 177.1460 Melamine-formaldehyde resins in molded articles.
Melamine-formaldehyde resins may be safely used as the food-contact
surface of molded articles intended for use in producing, manufacturing,
packing, processing, preparing, treating, packaging, transporting, or
holding food in accordance with the following prescribed conditions:
(a) For the purpose of this section, melamine-formaldehyde resins
are those produced when 1 mole of melamine is made to react with not
more than 3 moles of formaldehyde in water solution.
(b) The resins may be mixed with refined woodpulp and the mixture
may contain other optional adjuvant substances which may include the
following:
------------------------------------------------------------------------
List of substances Limitations
------------------------------------------------------------------------
Colorants used in accordance with Sec.
178.3297 of this chapter.
Dioctyl phthalate........................ For use as lubricant.
Hexamethylenetetramine................... For use only as
polymerization reaction
control agent.
Phthalic acid anhydride.................. Do.
Zinc stearate............................ For use as lubricant.
------------------------------------------------------------------------
(c) The molded melamine-formaldehyde articles in the finished form
in which they are to contact food, when extracted with the solvent or
solvents characterizing the type of food and under the conditions of
time and temperature as determined from tables 1 and 2 of Sec.
175.300(d) of this chapter, shall yield net chloroform-soluble
extractives not to exceed 0.5 milligram per square inch of food-contact
surface.
[42 FR 14572, Mar. 15, 1977, as amended at 56 FR 42933, Aug. 30, 1991]
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