DE1925091A1 - Dispersion mixtures and documents coated with them - Google Patents

Description

EGG. DU PONT DB NEMORS AND COMPANY 10th and Market Streets, Wilmington, Del. 19898, V. St. A.

Dispersion mixtures and substrates coated therewith

The present invention relates to dispersion mixtures and documents covered with it

Ethylene / α, β-ethylene / 3oh unsaturated carboxylic acid copolymer dispersions, in which some of the acid units are neutralized, are already known from US Pat. No. 3,296,172. These dispersions have a Variety of applications »the ionomer natural and the However, the crystallinity of the polymer modifies its Coalessibility and affects its ability to

909883/1178

PG 3520/3527 ^ ':

Form a usable coating in one pass with weights on paper of 4.5 kg / Hie ο or less * -, Iq £ each _: ~ ■ wrestling Pließolgenschaften der ilberaugt * oegüniit.i. £ ü? i. nicirt a reduction in the hole supported ta odor the turbid appearance gefjprungenen by EacherhitKung or Ealandrlerung, Veun ". I3T the coating formed einaal,

created an aqueous dispersion that contains about 95 to 35 wt about 3 bia 45 wt »- ^ α, β-äthyle ni3ch ungeaättlgta Carbonsäuro contains _f with about 5 bia 75 i * pet acid groups are neutralized, and about 5 bia • 65 wt .- ^, based on the Gesaiatfoststoffo, isindeotcna eine3 polymeric KoalesaierungshilfQatoffee contains »with the solid content, the Diapereion about. 20 to 50 §S. .

Invention genealogy is also an object of creation includes a Uiiterlaga which polyiaers the above mentioned Maeoe ala Übersug aufwelat on at least one surface,

The aqueous dispersdon according to the invention; is hergeetelltj indoa a Biaperöion einas: KiachpolyEerisata of ethylene and einsr α, ß-ethylenically unsaturated carboxylic acid, which is about 55 to 97% by weight, preferably 80 to 90% by weight of ethylene and etv / a 3 to 45% by weight. -i » _r preferably contains 10 bio 20 wt. ~ p α, β-ethylenically unsaturated Garboaäuro,

9098-83 / 11T8

PC 3520/3527 b _s "i =, ' ^f , \ o ...? \ R ^: -

where 'about ^: 5 to t5- * V * T? ^r '~ ^' fN ^wc - ~ öe. 5 t / ie ^; 60 ^r $, der ^ ivtrfe'- · "^{; i} gruppen * η eiitral isicrt s'iriö, Kit Gin er ■ Mop er s iöτι υϋήϊί Ο« * ■ ' "^;;'At least one polymeric oil substance for the purpose of mixing ^: ethylene / carbonic acid-clay / l3ie M ^ per ~' ^{?: JI>} sion "contains 'a solid substance τΰϊΐ 2θ ^ is' 6G f ί ιϊΐίί | ■ ^{; i; ii ;!} δ \> 3 Äthylen / Ciirbciioänre-lonoDdre ßäqlit 'e' Gew.-5u, VQrEugweise 65 Mg 85 Gew * - ^ of the substances öüö ^; _r "while ^ äer ^ -pol ^ aere'iCoalpn ^ Btoff 5 b'iö'ÖS Geiv * .- ^, "vorsugäwelce 15 ^; ϊ) ί'Θ ^: '4Ο C Total Feotßtoffe ausmaclit. ■''■■^{; -} '^;'~''-'-' ■ ■■■■ - '■' ■■ ^

The * partial ¹ nßutrai'ißiettii J ^ tü ^ iiii0ar ^ ni} lint polymerisat; ßas eis lonoiiflfas 1) eigSrfin # t νϊτάi measured dei
Dispersioneni these

We mean that

Mcclipolymerisat τοη

xJijäS-ätliylciiiscsb lunge sät tigtl ^ n iS ^

iratLit «tftwä ΐίΘ Mib; 2ö

BATH ORIGINAL

1925081 k

I ³ C 3520/3527

acid. Baa Ifäschpolyraerisat int jödoch rises on ethylene and the described iriureinonotueren limited others Ethylenically unsaturated polymeric ionomers, who own the basic of the Miechpoljvisrisat aielit adversely affect can be used. Pearly third monomers are in the TJSA Patent Foundation 3,264,272.

The particle size influences the coalescence of the diapers · » sion and the quality of the coating, being small particles coalesce at lower temperatures «the higher the acidity in thorn ethylene / carbonsäm'e-iononieren is -uüi so grtf / Ter is the range of variation in particle size and in the neutralization for a given Koalea-sierungsteiapatur.

Polymeric carbonation adjuvants useful in the present invention are commonly commercially available Y-axis and synthetic polymeric latices which, when mixed with the ethylene / carbonic acid ionic dispersions, then form an oversupply filament, a film that resembles holes and frübungeeprüngen is free Typical polymeric synethtische .Dispersions- * koaleszierungshilfestoffe are Vinylidenchloriäpolynierisate, Vinylchloridpolyrjerisate, Yinylacetatpolyiaarisate such as high ethylene / Yinylacetat-Mischpolyaerisate and high vinyl acetate / Äthylon-niDchpolymerisate, sov / ie polyvinyl acetate ₃ ötyrol / butadiene Polymepisate _f acrylonitrile / Bütadien / »Styrene-Polyaeris & te j polybutadiene, Acrylharapolyuerisate and 0.-02 efinpolyceriaate. These polymers, which are already known and described in the literature, include

S0988 3 /

BATH

PG 3520/3527 p

the copolymers (üJerpolyiaerieate) as well as the Homopolymers. These copolymers are in one Range useful for the present invention, the following examples being the optimum consensus for illustrate a number of polymeric blends.

Other useful polymeric coalescence auxiliaries, binders, which can be pearled together with the ethylene / carboxylic acid polyolefin, or wax dispersions which can be mixed with the ethylene / carboxylic acid ionic acid, the waxes can be of animal, vegetable or mineral origin. Preferred ingredients are the petroleum waxes of natural origin, including both paraffin and microcrystalline waxes. Bladder waxes are mixtures of solid carbon dioxide, which otainmen from the fractional distillation of petroleum. According to the helpline, ai§ Kohlenwaoaer-Btoff8, dia in the yonuelberaloh von OgÄtg ^ is ^e 35% 2 £ allan, The Waohas are M £ t3 _} colorlessa \ mu aurclisciisinanile substances jaIt Sohiatlüpiiiiktttt, dia in the allgsEöinari from t la Btral 49 to 94 ⁰ S? vormigmrelse-vou 4! 3 to 82 ° 0 ». ßsjn. Are Pmraffinwaohßt in allgraainan for dl "us gogenüber invention alkrokrlatallii ^ m Waohssn btvorzugt as oils better Peuohtigkeitsb ^ atändlgktlt li" r "fn \ mu generally have boeftoro color. The l / aebskoaleeaLarunge »hilfaotoff is of course nishfc on d & VWaehs with Brdülur» jump example, because Wacha © naturlieh-sn ITrsprongs old lihn »borrowed property # a, bslspiülsweias # a, bslspiülsweias / bslspiülsweias ^: # iBtitiwmf ^rq-miuii / οtitiwmf ^ kQrsprongs laKvmehB mli nigüvl'so: * kulatgövrich-t- (MoXeIiUUegav / iöh-fc 2000 -IjIb f-OOG) allei.a

BAD ORiQlNAL

I ¹ O 3520/3527 6

The polymer! V -,> als3siöi ^ir : .ingEhllfsL ^! fco.fr-kanii 5 nio 65 Yor-suic ii ^ iae 15 bit -M) Weight-f5 of O & 3 & atfeat6toffe irs de? Dinput: wn aiujmehsn. When ¥ aehs Eat? polymeric Kö & lassiöruhgs "Helpful-jutjfi is *, go 1st loading / orsugt, let" las wax ion in a concentration of 30 bia 55 wt. "- ;! is present. The Diaper- I E ^ 'hungeis ä ^T erdati siiifacii hergsatollt, Ißism the

sereRdiaperaion alt your synthetic on ·> - »lyiaeren imtex gealscht i ??.?: J, Kit Waelis can simply enjoy a © waxJlijperalon old of the & tarflea / Garbonaäure-IonomsL ^ ndiopersian or with, the mixed polymer! = * sat kodlsperj; iiirt wai'ian, / ohei dia in the USA patent «· aelirif h 3 296 1?:! benebs ·! «build I ^ saagaiaittelsystepja and

be »

Dor.pH l? Ir I-! I.3 »h'ing8Uitip3relon-3ii oit! gawähnlish about pH \ ! login un * l ίο illgöiialntii can dta iithjlen / Garbonsaurolonou-n ^ riliap ^ i'filJE ult polyoeren I) l3persi & n @ n rait pH waiting from i 'ij "12 giMilacfa !;» arden. ¥ βτ « ϊ die polpaeren Bispsrü Ionon Jiiisr üitnl (pH 4- to 7) # 30 büoeitigt a voraiehfclgo, lingaiia iugabä utiiar -Hilhr-iii in immediate Koagiil ^ fclön, Dlaparoloiiaa with pll «-! f ^ sr» eß over 7 lcönnnll .-. li l! .t ^r 5 - '. Irfc -il !; ami ii
perolorien

L ^; hiiijin inisra inalitsa, trie gransfläohenakti ^ s Mifc131, yeiöiiS:;? i «Iii» ir -ml KatiassTierungnetoffs, in äan- "

ilssen sis ™ eat, e Suaätse nisfet ■ -

BATH

PC 3520/552? "$

Can cause blistering in aera coating. If foaming is a problem or "intends _f can beispielav / else anti-foaming agents from silicone or bat -. Sililcon-IYP sugesetst werclen _f generally at a concentration of about 0, -i C € W" $, but, vrenn necessary = agile, higher oc ?? -; - lower concentrations can be used. The usual thickeners * such as polyvinyl alcohol and carboxymethyl cellulose can be used. Other additives of this kind, polyacrylate, polysaceliaride and hydroxypropylene, ethylc © llulose «

The Dfepereiontii according to the invention are braiiohbax 'in eggs Create from Uli first etif documents, vrit documents Cellulose base, which is less than 4 »5 kg / row when overweight are free of holes and debris. Irish oak from cellulose derived © documents and 10.9 and 11.3 kg Bag material, lead and bleached dog sieve, for example, white, white, bleached scwelaafef. Cardboard, Pergeminpapierey Eraft paper and regenerated cellulose » All irnterlofp.r · can be implanted or with commercially available Planings ritiiirliij such as polyvinyl alcohol and starch, planes eein-. Change useful ones with the inventive ones Dispersions coated «underlays-" are sizes, metals » Films, textiles and synthetic polymer attachments "

The coatings can dureh the -üblichen Working modes are applied, by means of a hanging For Example squeegee Schlitsd-üae, doctor blade or "roller * .Heyer rod and Ile-fdruck \ mü

Two equivalent runs applied. '

OS88 3 / '

Preferably a wet tföerjiug- suii is applied to an ifoerziug> - ie a device is used. It can also be »a wet exit a wet tttieiesmg attf ^ eSiiacitti wetdleir» Ifer no ÖbeBßug s «be» the «BiiitJtr dispersions applied; The usual iröfcniingsmetiiöden is dssa M & am & e and the coating is formed.

The naciifοIgend ^ example; «: should they? invention vermiÄcßauliclien, wöteei JMl «ffewieh * s * eil: ei oiaidi * rivets »other © specified

20 g ^ rieijowsx ¹¹ 1- ^: 4-ϊ #. a

F * T45 to? 15G ° <r _f s'll dürefe Ermi ^ s £ ßiiff 6 ©% benzene solved. 8 ml of water i # er4ieti with 1Vf 2.8 ml; 5 w ^ - ^ igenj; liatriaaiiöj ^ röxyd ^ gemüteiit: with about 9EO ^ C. The "^ rlstowax ¹¹ mx of the aqueous phase, where vm & in β in esa mixer 50 Since, stirred leng. Däbf benzene wirds attßp tfeir VordiJBpereioin with gentle stirring AMFs a ^ S ^ a ^ sfift w abgedmnpft the calibration resulting Feetetoffgehalt is nit.

25 ffew »-5i the" Aristowaa ^ ¹ I ^^^ Dispe ^ ßüon are ^ magnetically in a dispersion one fä

Mischpplpcrerisats CS9 / 11 ^ 30 content with Natriuffihyd ro xyd neutralized allowed _r eingerUhrt The solid with 44: #

- 0-

■ Ο 3-O Cr37-r IW

BAD ORlGIiSlAL

PG 5520/3527 B

The mixture is coated onto 10.9 kg of bleached sulphite sugar sachet paper using a "one-pass and -sin procedure with wire""18 µm cold stick, and the eye is left in an air oven for 30 seconds dried at 110 ⁰ G. the added · »attached weight of the composition is geißessen with 4.1 kg / Riog. the composition will contain a Lüehar solution on Waoaerbaoia (50/50 alcohol / Wasesr that auareichend .Methylenblau dye to give a color) Gaeporen baw on holes. tested. the Zuaaimnenastaung is assessed as auag0B'3ichnet. Dis 2uaammenastsung beateht AUOH the TÄPPI-Terpenfcintaöu (ϊ "· 4Γ>1)" what is a Ansaichan of satisfactory Pafcfcbaßtändlgkeit, the Humidity of the bowl is determined with a Minneapolis Honeywell humidity of the bowl of 2.4 g / 645.2 cb (TOO inch) / 24 hours .

B 8 ia p ^ i © 1

Baa homadisp ^ rglörto "AriatöViex ^{1. 1} 143-Vis-J · * 1ίΐ. In B ^ Ia? L'j 1 hargfiBköllt and isi © ine Diepareioa tines i / säure-Ionpmoran., The 15 _:. G'sv. · ^ .HothaerylaEiire onthUlt, in oluer amount of 25 Qmi »^ eingoaisoht * j) i® fliaperslon is ohtiö gransflächeaktiT ^ a ilitttl bdf gea shares nail with Uat ^ iutahydroxyd au about 60 f> (pH 10.0) - nautralisisrt» Oar itself The resulting dietary substance content is 23 yi

Wirtl with one with Dreht Hr. 20 usmiok; elt © n B hah as referring to that in Example 1 vsrwetidate

- 9 - ^? ■■

909883 / 1Ί78

^B ÄD ORfGiNAL

PG 3520/3527 * °

Bilk 1.36 kg / Hiss aufobr &eh!;., Die feirbbastämligkait Il8gt /. ;;; _; · At diügsin herabggsetßtaii susäbzliöfraii GawIoUt on ΙϋϊΐΛ «? ,. . -.

vrsrt; With O ₉ 85 g / S- \ 3i2 uar (iOQ iiioii ") / 24 3 W., gaasjaoen * Bar iJbersug is iyöliffrei, beatitmit with dey looht" ej "l;" from 3sispial 1,. .

B 9 i β ρ i β I 3

1 2 we! i / ie'larhoibj. raifc the Auimaiirao that 6? Oei / "" ^ ■ Waöliasa rail; .4bhyleii / MoHiEXai'vlafuii'e ^ rorjürüji.'öiiilispiiL'fiiion vervfend-jfc will, at siwem nb ^ raugagm / ieht ¥ ör ^s 2 _r 4 I "s / Elo3" ■ is dar Ubarziiff "" .j ^ hfrei lind has oine Fg'aohbi ^ keifeadaiapf-L'iiroUlaßgeaelii? iii'iigkeit 'vori 3/7 £ - / »43?'"'cn" \ tu ·) .Ifißh *") /

<2 ·> i> SfU 3 - - - -

Eins wüBriga irlBOQ% nU> n eiii ^ a Ät'.yleii / Hstl '^ ai' / ia-i.uya-lonoaersn (89 / rl wt .- »·;"'.; I0 fS iiaulipaLi ^ iori;) wh 'd sit ^ S ρ

sino Latü ^ Ih üen smii ^^ en b ^ i Reuiate5?] perati; 5? spawns ifUhrb WIi ¹ J ₃ The Disuoi'jioa wLi ^v d laAöt

_: ch.lii8 with swai ^ φ.ιιναΙβηΐαΏ Surokläiiieii as -üfo a-ug on a string from iTsv / spp g ρρ

10.9 lay Beu'belpapier anfgeb ^ Äelito Sol * g-ifeö ^^ iie ^ e Ooersag lies iiiisölisn I _? \ 5 inid t _? 81 kg / hiaf; ßesasiü ^^ fAüMo Ss n g'u «s Fa3Sg g

ö ^ ri / iikmii; · ("5 Minis bä Siiifeii ^ hja bsi'S

= 10 =

909883/1 rVa '

BATH ORIGINAL

PC 3520/5527 $ 1

In a ÜbesiragsgewieHt by: 2, Fl and "4.5 / ream kg

Amount the letseh ^^ eiiJßöaiapf 4, & bw. 2.7 -. 804StZ era ² £ 100 inch ² ) /

ieliter of 0.32 uni? 1.6? Täg / MJe® suffV glassine paper, 1 *, 54 Ifg / ßies on 10 _r 9 ^e % ^ ctee ^ fteutoliiaterial, 1.45 Mg / Eies au £ Hew & back ^ Paiipe imö ^ 1.60; lig ^ ßles "mif ge ^

gappe beeteKmr ovens! EilfPI ~ 5? er ^ eirfe & teßt. Mn tffce from & sm, su JQ fi nexiizmtäeSmrt & n Äfö

Miec ^ poiljinerigffiti failed iei a practicingKgB ^ esiiclii of ί _Γ £ 5 Jcg / Eüee atiß EewBlaelt: - = ia | (ie: Ii ^ L dem

Long-distance haulage trains

ORX 5 "& INEE Antisdiaaiimniii ^ Elf ⁵ on SiliÜEonbasite (l sew · nieliir up SilifeonbasiB (^ 'loainkill ¹ · - 64T) ercthsliii iscmaiimraittel beeinflueeen di © SpeEEeiigeneciiaften

the heat-sealing properties of the iOieiisogemen Pögieiis niseut disadvantageous. ·.

e isFi e 1 ^;

Example 4 wirö wied-eiäiclt, with: the ÄtfBnaKm ^ daff die? Bre2 * sioH®Bilsclmng 75 Ϋ » cfes pairtiell neutJESÜsieirben Ätßylen /

and 25 ^; read styrene / - Contains .. Dieise bispersion throws as a tibersug in a single! with 0.9 S: g / Hdües audCgeiBraclilr., The coating is due to the increased style / butaäien- = Geiisltis lieiichevC unä lowersiies sleiteiii as; should covers "from example? 4 * Above all, it is resistant to coffee discolouration: tiger Eoiitßfei; with hot coffeeJ and: is; in the

1 <■

BATH ORIGINAL

192509t

PC 3520 / ν "7 y * ~

? 4 \ ήτ & - v / ± £ aürholt, with flor ΑηιιΤίίύηηβ, d "Ifycar" 1577 · a Aoryln £ trä-l / Butedifem / S.tyi ol '-i (litäiuw acrylonitrile) ^{^:} t 65 $ ■ S he partial

persion- "be mixed« 'In- © in-eaBu3? eM & u £ with Γ * 4-ΐ- ^! High to ¹ O ^ ¹ kg B-rvtelmäläerial ^ unCSievrßisao brought coatings- are awßgeseiGlrßfcte Ifasiäereperireiiifi' Ise ■ stand »- = Ie π iAPPI-ferpen-fin.t: e.st tmd are free of holes in Wi »

14th

eryiB & ie-M

81 ^r l> 2: s - f '#%

4- vfiM wiec! Erköl% iiiil S er -

with -diBT partüell nc-Ua ^ ali

HisGkpelyBerlE0.it; i £ p «srsiöB: i .g ^ mi & clit ^ esffieu. lift © ΐΐ gieser

9 0 9-8-8-3 / 1 ft

BATH ORIGINAL

PG 3520/3527

vm; jser-Sp8rreverbindungen and IPaserraxß-Höisslclebailhäaion

To a rope of the above "dispersion Wertlen 0.1 5 * Anti-foaming agent" Poainklll "830P given mn with 1.81 iq 'on bag paper applied Überaug is weeentllshen lochfi'ei and has excellent
business «

Baiapiel 9

Example 4 is repeated, with the exception that 25% of its polyvinyldene chloride dispersion ("Daran" 220) with 75 pounds of the partially neutralized ethylene / methaoryl acid mixed polyamide dispersion are seen, "A" extremely well This is an example of a flexible base layer for a polyvinylidene chlorine wrapper on self-adhesive paper, bin's final structure, made of 3 ”δ3 kg / Hisa pre-coating of this in an oilieri -Durehlauf and a dioperaioh applied ., 01 kg / Rias Polyvinylidenchlbr-id 'passes, i3t, im-wea'anfcLiühan / loehfrei, passes deniAPPI-ferpentintsa !; and d & n a.po, 16 hours an, 180 ° Plsxibiiitatotest, which is durcb'g'efUhfv / by cooling the sample to ^{0 0} G for 1-6 hours, removing it, and folding it with the thumbnail Bin's hole removal solution is used, whereby the sample shows no holes.

B e is P 1 e 1 10: "-»

Example 4 is repeated, with the assumption that one is 25% Wax and iithylen / Yitiylacöta; t- »MisGiipöl,:« @ risatdisparsion

309883 / Ί 1 78

PC 35 20 /? W 27 " ^? 1 ^l f" ·

{72 £ .ühyL3n / 28 # vinyl acetate) '4-0 v: iLL? J Misnhpol ^ serisat irad 60 parts ^B. \ Riatnwax "14-3, ϊ ¹ « SI Ma 66 ⁰ O) nit 75 - ^ the pti ^ fciall neutralized ethylene / Msthaörylääitre-Mis ^ h ». polymerLsatdisperoion has been mixed, Ana 31oj? r mixture applied, yes coatings have no hot glue. ',! iS.?lon b ^ ia ^ wa i --K) ⁰ O naeh eiasi? OjS "ilcüiidigsn Ysrweilaaifc and 2.81 kg / cm (40 paiy), coating weight clay 2.7 0.5 kg / egg, applied; in sswai bursal runs

results in ₃ airie Puchteni ^ fc-3J todampf-Durolilaßgaschv / inaigkeit of 3.6 g / 645.2 cm ^ (100 inch ² } / 24 SM ₃ , while you put on 10.9 bags, sine fuchtigkeiüOdaxDpr-Darchlaß ^ esclmintUgkeil; τ Yes, 4.8 g / 645.2 cm ² (100 inoh ² ) / 24 hours results, with uoa f "Liehen Überaugijgevielit from SÖO 5 ^ the parbiell new braLi.-iisr te« Äthyltjn / l-methacrylic acid mixed polyLierisa-wclif ..,! .. = ir / j lon brought up a Übsrsügi) have sofohl on Rimdaieb-iievjvsbackpapp © as also on 10.9 kg Beufcelmater ial uine Faiia- ¹ LU ^ alta-- ü ampf-DarshlaS Speed / oa 55, < J g / 54 '»» """urr {100 iuoli ² ) / Si

B a i ο D i a 1 1!

Example 4 is repeated with the assumption that 50 # 3ines. Wachaes and Äthylen / Yinylaeetat ^ Kischpolymerisatdiaperaion (72 ^ Äthylen / 28 fS vinyl acetate) (75 parts mixed polymer and 25 ropes "Ariatowaz" 143} with 50 j * of the partially neutralized ethylene / lethacrylic acid-Nachpolymerisatdiaperaion to be mixed for this mixed film formation temperature is 53 ⁰ C in comparison to 7C ⁰ G for 100 S of the partially neutralized ethylene / -Mefchacrylaäure-IIiaGhpolyinerisatdispersiono Bin coating "= weight of 2.7-0.5 kg / here on Rundale'b-lifet / aback-P & ppe

90 38-83 / 1 1 7 8

BATH ORIGINAL

1S25091

- - ■ * ■ ί

Sal. *: R; -.? Bt sin »JF

r 4 {z / H'7,2 om ^? (too ■ iüc- & ² ) / 24 hours, bsWe of about 5 _t B i; / 045r2 οκι ² (100 ^: in «h ² } / 24 S * d .. Die'Fettsperr-

as f-le_ d ^ r U ⁵ APPI '»rayperrbtoti-3t shows, and oils

ität (10 minutes -in- e-inera HGeligaecliviiiidigkeitß misclirr) are angcseseen «" isi.d coatings are locvifree ,, Aue 100 fs der prn ^e 5 - i. € ll n ^ utE-slieiert-en Ät / MischpoJjTnerisLtdifipersden ;; - applied transfer at 0.91; to 4 _f i lc ^ 'R-ies ■ ßwf vfeatinier materiät ^ i-bß: l 2.7 lcg / Sies to "-1 ¹ ^? Jcg ^ uökerm at 6.7 ¹ leg / Eies · aiif Eimöeic? B4fewslHinie-Poppe Ijeim IAPPI-

- = 15 -

909883 / tffS

Claims (3)

PC 3520/3527 H l6. May 1969 PATENT CLAIMS rl β / Aqueous dispersions, characterized in that they contain about 95 to 35 wt .- ^, based on the total solids, of a copolymer of ethylene and an a, ß-ethylenically unsaturated carboxylic acid, which is about 55 to 97 wt .- ^ ethylene and contains about 3 to 45 wt a wax or a synthetic polymer latex which is dispersible or miscible with the copolymer, the solids content of the dispersion being about 20 to 60 % . 2. An object consisting of a base and a polymeric coating on at least one surface, characterized in that the polymeric coating is about 95 to 35 wt wt. "- $ ethylene and about 3 to 45 percent by" $ Ö ß-äthyleniscb, unsaturated carboxylic acid wherein from about 5 to 75 1 "of the acid groups are neutralized, and about 5 to 65 wt ~ $ at least one polymeric Koaleszierungshilfsetoffes like. a wax, or a synthetic polymer latex, for the copolymer of ethylene and - "■ ■ - 16 - 909883/1 178 BM5 ORIGINAL PO 3520/3527 ot, contains B-ethylenically unsaturated carboxylic acid. 3. Process for the production of a soaked underlay, whereby an aqueous dispersion is "applied" to the underlay with about 95 Hs 35 Sew. "- #" based on the total solids, of a copolymer of ethylene and a d, ß-ethylenically unsaturated carboxylic acid containing about 55 to 97% by weight of ethylene and about 3 to 45% by weight of d «ß-ethylenically unsaturated carboxylic acid having, with about 5 of the acid groups to 75 $ neutralized, and the applied aqueous Dispers, lon to form a coating on the substrate is dried, characterized in that the aqueous dispersion of 5 to 65 wt, - #, based on the total solids, at least a polymeric coalescing aid, such as a wax or a synthetic polymer latex, which is dispersible or miscible with the copolymer, the solids content of the dispersion being about 20 to 60%. \ ■. - 17 - 909883/1 ItS