Code of Federal Regulations (alpha)

CFR /  Title 21  /  Part 176  /  Sec. 176.180 Components of paper and paperboard in contact

The substances listed in this section may be safely used as components of the uncoated or coated food-contact surface of paper and paperboard intended for use in producing, manufacturing, packing, processing, preparing, treating, packaging, transporting, or holding dry food of the type identified in Sec. 176.170(c), table 1, under Type VIII, subject to the provisions of this section.

(a) The substances are used in amounts not to exceed that required to accomplish their intended physical or technical effect, and are so used as to accomplish no effect in food other than that ordinarily accomplished by packaging.

(b) The substances permitted to be used include the following:

(1) Substances that by Sec. 176.170 and other applicable regulations in parts 170 through 189 of this chapter may be safely used as components of the uncoated or coated food-contact surface of paper and paperboard, subject to the provisions of such regulation.

(2) Substances identified in the following list: ------------------------------------------------------------------------

List of substances Limitations------------------------------------------------------------------------Acrylamide polymer with sodium 2- For use at a level not to

acrylamido-2-methylpropane-sulfonate exceed 0.015 weight percent of

(CAS Reg. No. 38193-60-1). dry fiber.(2-Alkenyl) succinic anhydrides in

which the alkenyl groups are derived

from olefins which contain not less

than 78 percent C30 and higher groups

(CAS Reg. No. 70983-55-0)..4-[2-[2-(2-Alkoxy(C12-C15) ethoxy) For use as a polymerization

ethoxy]ethyl]disodium sulfosuccinate. emulsifier and latex emulsion

stabilizer at levels not to

exceed 5 percent by weight of

total emulsion solids.Alkyl mono- and disulfonic acids,

sodium salts (produced from n-alkanes

in the range of C10-C18 with not less

than 50 percent C14-C16)..Aluminum and calcium salts of FD & C Colorant.

dyes on a substrate of alumina.Ammonium nitrate.......................Amylose................................Barium metaborate...................... For use as preservative in

coatings and sizings.1,2-Benzisothiazolin-3-one (CAS For use only as a preservative

Registry No. 2634-33-5). in paper coating compositions

and limited to use at a level

not to exceed 0.02 mg/in\2\

(0.0031 mg/cm\2\) of finished

paper and paperboard.N,N'-Bis(hydroxyethyl)lauramide........Bis(trichloromethyl) sulfone C.A. For use only as a preservative

Registry No. 3064-70-8. in coatings.Borax.................................. For use as preservative in

coatings.Boric acid............................. Do.Butanedioic acid, sulfo-1,4-di-(C9-C11 For use as a surface active

alkyl) ester, ammonium salt (also agent in package coating inks

known as butanedioic acid, sulfo-1,4- at levels not to exceed 3

diisodecyl ester, ammonium salt [CAS percent by weight of the

Reg. No. 144093-88-9]).. coating ink.sec-Butyl alcohol......................Butyl benzyl phthalate.................Candelilla wax.........................Carbon tetrachloride...................Castor oil, polyoxyethylated (42 moles

ethylene oxide)..Cationic soy protein hydrolyzed For use only as a coating

(hydrolyzed soy protein isolate adhesive, pigment structuring

modified by treatment with 3-chloro-2- agent, and fiber retention

hydroxypropyl-trimethylammonium aid.

chloride).Cationic soy protein (soy protein For use only as a coating

isolate modified by treatment with 3- adhesive, pigment structuring

chloro-2-hydroxypropyltrimethyl- agent, and fiber retention

ammonium chloride). aid.Chloral hydrate........................ Polymerization reaction-control

agent.N-Cyclohexyl-p-toluene sulfonamide.....2,5-Di-tert-butyl hydroquinone.........

Diethanolamine.........................Diethylene glycol dibenzoate (CAS Reg. For use only as a plasticizer

No. 120-55-8). in polymeric substances.Diethylene glycol monobutyl ether......Diethylene glycol monoethyl ether......Diethylenetriamine.....................N,N-Diisopropanolamide of tallow fatty

acids..N-[(dimethylamino)methyl]acrylamide

polymer with acrylamide and styrene..N,N-Dioleoylethylenediamine, N,N-

dilinoeoyl- ethylenediamine, and N-

oleoyl-N-linoleoyl-ethylenediamine

mixture produced when tall oil fatty

acids are made to react with

ethylenediamine such that the finished

mixture has a melting point of 212-228

F, as determined by ASTM method D127-

60, and an acid value of 10 maximum.

ASTM Method D127-60 ``Standard Method

of Test for Melting Point of

Petrolatum and Microcrystalline Wax''

(Revised 1960) is incorporated by

reference. Copies are available from

University Microfilms International,

300 N. Zeeb Rd., Ann Arbor, MI 48106,

or available for inspection at the

National Archives and Records

Administration (NARA). For information

on the availability of this material

at NARA, call 202-741-6030, or go to:

http://www.archives.gov/

federal_register/

code_of_federal_regulations/

ibr_locations.html..Diphenylamine..........................Dipropylene glycol dibenzoate (CAS Reg. For use only as plasticizer in

No. 27138-31-4). polymeric substances.Disodium N-octadecylsulfosuccinamate...tert-Dodecyl thioether of polyethylene

glycol..Erucamide (erucylamide)................Ethanedial, polymer with tetrahydro-4-

hydroxy-5-methyl-2(1H)pyrimidinone,

propoxylated..Ethylene oxide......................... Fumigant in sizing.Ethylene oxide adduct of mono-(2-

ethylhexyl) o-phosphate..Fatty acid (C12-C18) diethanolamide....Fish oil fatty acids, hydrogenated,

potassium salt..Formaldehyde...........................Glyceryl monocaprate...................Glyceryl tribenzoate (CAS Reg. No. 614- For use only as a plasticizer

33-5). in polymeric coatings.Glyoxal................................Glyoxal-urea-formaldehyde condensate For use as an insolubilizer for

(CAS Reg. No. 27013-01-0) formed by starch in coatings.

reaction in the molar ratio of

approximately 47:33:15, respectively.

The reaction product has a number

average molecular weight of 278[14 as

determined by a suitable method.Glyoxal-urea polymer (CAS Reg. No. For use as an insolubilizer for

53037-34-6). starch.Hexamethylenetetramine................. Polymerization crosslinking

agent for protein, including

casein. As neutralizing agent

with myristochromic chloride

complex and stearato-chromic

chloride complex.Hexylene glycol (2-methyl-2,4-

pentanediol)..Hydroabietyl alcohol...................5-Hydroxymethoxymethyl-1-aza-3,7- For use only as an

dioxabicyclo[3.3.0] octane, 5- antibacterial preservative.

hydroxymethyl-1-aza-3,7-

dioxabicyclo[3.3.0]octane, and 5-

hydroxypoly-[methyleneoxy]methyl-1-aza-

3,7-dioxabicyclo[3.3.0] octane mixture.Imidazolium compounds, 2-(C17 and C17- For use only at levels not to

unsaturated alkyl)-1-[2-(C18 and C18- exceed 0.5 percent by weight

unsaturated amido)ethyl]-4,5-dihydro-1- of the dry paper and

methyl, methyl sulfates (CAS Reg. No. paperboard.

72749-55-4)..Isopropanolamine hydrochloride.........Isopropyl m- and p-cresol (thymol

derived)..Itaconic acid..........................Maleic anhydride-diisobutylene

copolymer, ammonium or sodium salt..Melamine-formaldehyde modified with: Basic polymer.

Alcohols (ethyl, butyl, isobutyl,

propyl, or isopropyl).

Diethylenetriamine.

Imino-bis-butylamine.

Imino-bis-ethyleneimine.

Imino-bis-propylamine.

Polyamines made by reacting

ethylenediamine or trimethylenediamine

with dichloroethane or

dichloropropane.

Sulfanilic acid.

Tetraethylenepentamine.

Triethylenetetramine.Methyl alcohol.........................Methyl ethers of mono-, di-, and

tripropylene glycol..

Methyl naphthalene sulfonic acid-

formaldehyde condensate, sodium salt..Methylated poly(N-1,2-dihydroxyethylene- For use only only as an in

1,3-imidazolidin-2-one). solubilizer for starch.Modified polyacrylamide resulting from For use only as a dry strength

an epichlorohydrin addition to a and pigment retention aid

condensate of formaldehyde- agent employed prior to the

dicyandiamide-diethylene triamine and sheetforming operation in the

which product is then reacted with manufacture of paper and

polyacrylamide and urea to produce a paperboard and used at a level

resin having a nitrogen content of 5.6 not to exceed 1 percent by

to 6.3 percent and having a minimum weight of dry fibers.

viscosity in 56 percent-by-weight

aqueous solution of 200 centipoises at

25 C, as determined by LVT-series

Brookfield viscometer using a No. 4

spindle at 60 r.p.m. (or equivalent

method).Mono- and di(2-alkenyl)succinyl esters For use only as an emulsifier.

of polyethylene glycol containing not

less than 90 percent of the diester

product and in which the alkenyl

groups are derived from olefins that

contain not less than 95 percent of

C15-C21 groups.Monoglyceride citrate..................Myristo chromic chloride complex.......Naphthalene sulfonic acid-formaldehyde

condensate, sodium salt..Nickel.................................[beta]-Nitrostyrene.................... Basic polymer.Octadecanoic acid, reaction products For use prior to sheet forming

with 2-[(2-aminoethyl)amino]ethanol at levels not to exceed 12

and urea (CAS Reg. No. 68412-14-6), pounds per ton of paper.

and the acetate salts thereof (CAS

Reg. No. 68784-21-4), which may be

emulsified with ethoxylated tallow

alkyl amines (CAS Reg. No. 61791-26-2).[alpha]-cis-9-Octadecenyl-omega-

hydroxypoly (oxyethylene); the

octadecenyl group is derived from

oleyl alcohol and the

poly(oxyethylene) content averages not

less than 20 moles..[alpha]-(p-Nonylphenyl)-omega-

hydroxypoly (oxyethylene) sulfate,

ammonium salt; the nonyl group is a

propylene trimer isomer and the poly

(oxyethylene) content averages 9 or 30

moles..Oleic acid reacted with N-alkyl-(C16-

C18) trimethylenediamine..Oxidized soy isolate having 50 to 70 For use as a binder adhesive

percent of its cystine residues component of coatings.

oxidized to cysteic acid.Petroleum alicyclic hydrocarbon resins, For use as modifiers at levels

or the hydrogenated product thereof, up to 30 weight-percent of the

complying with the identity prescribed solids content of wax-polymer

in Sec. 176.170(b)(2). blend coatings.Petroleum hydrocarbon resins (produced

by the catalytic polymerization and

subsequent hydrogenation of styrene,

vinyltoluene, and indene types from

distillates of cracked petroleum

stocks)..Petroleum hydrocarbons, light and

odorless..o-Phthalic acid modified hydrolyzed soy

protein isolate..Pine oil...............................Poly(2-aminoethyl acrylate nitrate-co-2-

hydroxypropyl acrylate) complying with

the identity described in Sec.

176.170(a)..Polyamide-epichloro hydrin modified

resins resulting from the reaction of

the initial caprolactam-itaconic acid

product with diethylenetriamine and

then condensing this prepolymer with

epichlorohydrin to form a cationic

resin having a nitrogen content of 11-

15 percent and chlorine level of 20-23

percent on a dry basis..Polyamide-ethyleneimine-epichlorohydrin

resin is prepared by reacting

equimolar amounts of adipic acid and

three amines (21 mole percent of 1,2-

ethanediamine, 51 mole percent of N-(2-

aminoethyl)-1,3-propanediamine, and 28

mole percent of N, N'-1,2-

ethanediylbis(1,3-propanediamine)) to

form a basic polyamidoamine which is

modified by reaction with

ethyleneimine (5.5:1.0

ethyleneimine:polyamidoamine). The

modified polyamidoamine is reacted

with a crosslinking agent made by

condensing approximately 34 ethylene

glycol units with

(chloromethyl)oxirane, followed by pH

adjustment with formic acid or

sulfuric acid to provide a finished

product as a formate (CAS Reg. No.

114133-44-7) or a sulfate (CAS Reg.

No. 167678-43-5), having a weight-

average molecular weight of 1,300,000

and a number-average molecular weight

of 16,000..

Polyamide-ethyleneimine-epichlorohydrin

resin (CAS Reg. No. 115340-77-7),

prepared by reacting equimolar amounts

of adipic acid and N-(2-aminoethyl)-

1,2-ethanediamine to form a basic

polyamidoamine which is modified by

reaction with ethyleneimine, and

further reacted with formic acid and

(chloromethyl)oxirane-[alpha]-hydro-

omega-hydroxypoly(oxy-1,2-ethanediyl)..Polybutene, hydrogenated; complying

with the identity prescribed under

Sec. 178.3740(b) of this chapter..Poly [2-(diethylamino) ethyl

methacrylate] phosphate..Polyethylene glycol (200) dilaurate....Polyethylene glycol monoisotridecyl For use only as a surfactant at

ether sulfate, sodium salt (CAS Reg. levels not to exceed 3 percent

No. 150413-26-6). in latex formulations used in

pigment binders for paper and

paperboard.Polymers: Homopolymers and copolymers Basic polymer.

of the following monomers:

Acrylamide.

Acrylic acid and its methyl, ethyl,

butyl, propyl, or octyl esters.

Acrylonitrile.

Butadiene.

Crotonic acid.

Cyclol acrylate.

Decyl acrylate.

Diallyl fumarate.

Diallyl maleate.

Diallyl phthalate.

Dibutyl fumarate.

Dibutyl itaconate.

Dibutyl maleate.

Di(2-ethylhexyl) maleate.

Dioctyl fumarate.

Dioctyl maleate.

Divinylbenzene.

Ethylene.

2-Ethylhexyl acrylate.

Fumaric acid.

Glycidyl methacrylate.

2-Hydroxyethyl acrylate.

N-(Hydroxymethyl) acrylamide.

Isobutyl acrylate.

Isobutylene.

Isoprene.

Itaconic acid.

Maleic anhydride and its methyl or

butyl esters.

Methacrylic acid and its methyl,

ethyl, butyl, or propyl esters.

Methylstyrene.

Mono(2-ethylhexyl) maleate.

Monoethyl maleate.

5-Norbornene-2,3-dicarboxylic acid,

mono-n-butyl ester.

Styrene.

Vinyl acetate.

Vinyl butyrate.

Vinyl chloride.

Vinyl crotonate.

Vinyl hexoate.

Vinylidene chloride.

Vinyl pelargonate.

Vinyl propionate.

Vinyl pyrrolidone.

Vinyl stearate.

Vinyl sulfonic acid.Polymer prepared from urea, ethanedial, For use only as a starch and

formaldehyde, and propionaldehyde (CAS protein reactant in paper and

Reg. No. 106569 -82-8). paperboard coatings.Polyoxyethylene (minimum 12 moles)

ester of tall oil (30%-40% rosin

acids)..Polyoxypropylene-polyoxyethylene glycol

(minimum molecular weight 1,900)..Polyvinyl alcohol......................Potassium titanate fibers produced by

calcining titanium dioxide, potassium

chloride, and potassium carbonate,

such that the finished crystalline

fibers have a nominal diameter of 0.20-

0.25 micron, a length-to-diameter

ratio of approximately 25:1 or

greater, and consist principally of

K2Ti4O9 and K2Ti 6O13..

Sodium diisobutylphenoxy diethoxyethyl

sulfonate..Sodium diisobutylphenoxy monoethoxy

ethylsulfonate..Sodium n-dodecylpolyethoxy (50 moles)

sulfate..Sodium isododecylphenoxypolyethoxy (40

moles) sulfate..Sodium N-methyl-N-oleyl taurate........Sodium methyl siliconate...............Sodium nitrite.........................Sodium polyacrylate....................Sodium bis-tridecylsulfosuccinate......Sodium xylene sulfonate................Stearato chromic chloride complex......Styrene-allyl alcohol copolymers.......Styrene-methacrylic acid copolymer,

potassium salt..Tetraethylenepentamine................. Polymerization cross-linking

agent.[alpha]-[p-(1,1,3,3-

Tetramethylbutyl)phenyl]-omega

hydroxypoly(oxyethylene) mixture of

dihydrogen phosphate and monohydrogen

phosphate esters and their sodium,

potassium, and ammonium salts having a

poly(oxyethylene) content averaging 6-

9 or 40 moles..[alpha]-[p-(1,1,3,3-

Tetramethylbutyl)phenyl or p-

nonylphenyl]-omega-hydroxypoly

(oxyethylene) where nonyl group is a

propylene trimer isomer..Tetrasodium N-(1,2-dicarboxyethyl)-N-

octadecyl sulfosuccinamate..Toluene................................Triethanolamine........................Triethylenetetramine................... Polymerization cross-linking

agent.Triethylenetetramine monoacetate,

partially stearoylated..Urea-formaldehyde chemically modified

with:

Alcohol (methyl, ethyl, butyl,

isobutyl, propyl, or isopropyl).

Aminomethylsulfonic acid.

Diaminobutane.

Diaminopropane.

Diethylenetriamine.

N,N'-Dioleoylethylenediamine.

Diphenylamine.

N,N'-Distearoylethylenediamine.

Ethylenediamine.

Guanidine.

Imino-bis-butylamine.

Imino-bis-ethylamine.

Imino-bis-propylamine.

N-Oleoyl-N'-stearoylethylenediamine.

Polyamines made by reacting

ethylenediamine or triethylenediamine

with dichloroethane or

dichloropropane.

Tetraethylenepentamine.

Triethylenetetramine.Xylene.................................Xylene sulfonic acid-formaldehyde

condensate, sodium salt..Zinc stearate..........................------------------------------------------------------------------------ [42 FR 14554, Mar. 15, 1977]

Editorial Note: For additional Federal Register citations affecting Sec. 176.180, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.fdsys.gov.