DE2038782C3 - Aqueous organosiloxane copolymer dispersions - Google Patents

Description

4r (K jedebi-nenfails substituted Kohbnwasserstoffresi. »Ι .- value from 0 to \\. And 0.1 to 10 mol percent of units of the formula

(R () () (R lR _m SiO _OT

k vhi (R - / veiweriige backing group. which is bonded to the silicon atom via a silicon-carbon bond. in value from O to 2. R "is hydrogen or a methyl group), where at least

ς » ^ι 'ί! Molpro / ent of the silicon atomc. are bound to the groups R, at least one Muhylgruppe aul-VM ■ · η. at least 90 Molpro / ent of all siloxane units of the copolymer have a degree of substitution of 2 and the siloxane copolymer has a total:

SA siibstitutionsgr.id in the range from about I.S to 2.1 hai The dispersions contained in the dispersions according to the invention (opolymero'n are thus / u at least 90 '' ,, linear The paper sizing with the increase in values compared to the

ι « St.md der lechnik ef / ielien \ orteilc are from the

The Hrl'mdi .ii! Cows on warm organic «IoxanconoKrn. tdispersuinen for the sizing of paper

Indian British Patent S89 131 are m Organopoiysiloxane / t free ( 'arboxylgruppen described which eiiiert high content of heal tnfunkliv / neilcn siloxy f "· comprise flue production isl cumbersome and time consuming and leads / u vcriiCt / TCN solid products which are suitable for which paper is not suitable for me.

K.-ner are C) rgaiiopo! YsiK, \. InalkykM; n,> -,., Uien K-kaniit (dciHsche Ausiegjschnft 1 2 * fi; «'", _ j _{Ic> 1 (} _ ;,% in one tnfunktioiic'ien Stian; nd lile.chf: Uk nichi practically linear sin ^ The tvk.mntcrt products draw see di'rch cm guies SJiimer \ er: vn-iii.-i ". auv.» is Papierieimur.-sfniEiei hoe su 's: eh j di c' · -.? - ^ hi insert / en.

The Resi R in the (> fgano «> i! I> \. Ineopol.: Ri. \: N I: nr \ an arbitrary einvverii ^ m.« Cüebcr-cniai! - v '--stifüicrien kohäerK'.asser> ioi!: est hedt '..! _v n ^ οΐΌτι i "most urgent". ¹ JO Molnr vent aiier Si! i' \ .: ne: r.hciTon · ■; ~ ν opoiynieren, the remainders R contain.iit.n .wniiisten. · *: .ncr is the remainder R em Met hy! rest

Examples for the other He-ie R. d; · \ . ■> · ■ ·., ■ · -ei: k- r -r .. are alkyl radicals. z. B. Metiivi. V.hy! u ^

ί .-. Hvl. Aaiyl. HexyLOctyl. Deeyl. n.iiccvi; Oct jij \! ■ ·: MyricvL Alkenvirestc. z. H *, mi \ llyi ^ nd ΛιηνΙ '- vcloalkylroste. ζ B. t yclor> ut \! and (~ \ A ■ i. \ y !. Aryireste. ζ B Phenyi. Xeny! iru: S.ipmhyi. i- ivlresh ·. /. B. H-ü / i! and 2-PhJiulaiinL λ Ι .., ι \ ^! - · • .zn '.Mv' XyKI and Mcmu 'diJcnt-p' · .:

.: _; T) k ₁ -n '.., _masscrM ,, | T., _! ,, _rT! .. _{- Λ w} :, _{ι.ΐ ιΐη}

■ .TiphiTyi.t hlorphensi. iiph.i.alph ,! .linh.-i ι

_t cnwasNC-hiffreste · ■ Ii 2- (van .. 'hy. *; - ■, η' and ι yanphcr. I. Jie vni> p: i \ hj:., k f! Nohicnw;! Sscr ~ 'otlresi (.. z. H '-l »v \.:,; ί' r '■: .i) .; yanhexyl. the corresponding ^ Jie! kier Il.iri> \ ik ·. ■ ■» jrsii> iTresie. ζ H. «- I! yd.i> wpi ·. · ρ .. ■ 'H-.: ..'.!. iK.iroxypheiul ur-i it-di <■ · ■: ,,., >; he: -.j'reche'Hien Mercaptokohlepw.i ^ s.-r.:,.>!!:;>; S *. »aptoäthyl. M'-rcaptopr-ipy :. M: .pi.> h. \ * ,! ■ · '· .aptopii -nyi ^.: \ Iher- and' stcrk. ■■> ·! .. ■:, *,> n-ste. Ζ. Η

i! .τ

/ B

•: CIl, i., ((«Κ, Ii, and

κ h

Il

K Η ·). '. OOCII.

you corresponding I hiojiher- and ».IssersiolReste. ζ. Η

(CH ₁ ), SC -IL and (CiI

OS <

and Niirnki) hlenw.isserMoffreste. /.B nitrophenyl and 3-nilropnipyl. Before / uüsueise contains the KeMR I to 18 carbon atoms ^

can ..rboxwunklioticn in Siku.ineinheiten with (R 'of the! combines the C .uboxyyruppi. m · the Sihciumatom, any / weiwertiLie Bruekengruppe be that a Siiiciuin-carbon- "offi.S. (Ί- Βιηόιιημ connected to the .Silicon.iioni. R 'can, for example, divalent hydrocarbon radicals, / weiwertiae radicals, the ar.-, carbon - liiiT-VvabM-isttni- and Siiueisitin.mnnen i-eMeiic;! Unii / white Residues.

f ΙΠΛ-Ine examples for 1 < are Metlr.Un. Ethylene. Pri> py! En. i lct.inethv Ku. IV .; .iniethu ·. η

- Cl I ₂ CH (Ci I,) C1 i _z phenylene

Haphr. Ethylene CJ I ₄ --CFI. (\, Η _Λ

CII. C "- IIj C ₁

C ₆ IU u CH ₄
-CC ₂ I ι, OUI,

CH, - '11.-SC H ₂ C CjI ₄ - CJl

O - CH ₂ CH ₁ -

unc - (CH ₁ I ₃ C - O - CH ₂ CH ₂ -

- (CH-I ₃ CS -CHXH ₂

preferably the radical R '2 bis
.-. toffatome.

The Organosilo ^ Mymere can indeed small Menger ansubsiituü-- r ^ Sjliciurn tome oiler; iiono- and tnsubsiituierter iliciumatonie addition to dj- - contain itomen jbsütuierten silicon, but is ^- the \ meii those other units so grnng. that the C op-'lvmeren to Äcn'i ^ -ns J ' ', linear siru; : .i <· οι. η - !. ¹ üu vorieiihdi. l-.rgcbnis> e like rni ' dn ^ π · π-i.iur-jssjem' .Ben Dispersicneii -.- achieves vter »! en

D-. / -ir making the t'.i den .rtiiidü [, L: - ^ eni.il <e: i I / ■ p .. * rsi. new incl. 'l'yr.i · «lv \ ,. i! Ci
•.! -. ■ .Wan ·.! ¹ - Method ι <ί ;; ch 'Critical.

the

you. ^ h

F - ^ '!,' sin
vv, r -.! en

be >> he; ·

i'jh h «-vorzi: gt. because mii you e

^:: Jeb-iiNse c / icIL be a's mr. den: ". ^! - '". J.cr.d. ·. Ji '.h!. "^ UnitspuUniensa' - ^ iider P"Kniei'is.itii> ii ii: ^r -ia> se -T / euiricn t'iip <.iymeren. The lir./clheHen ■ ir .er ^ c ■ 'rlrc- <. ^I t rten methods, after which these (· ■ -pe! ·.

According to the invention, dispersions vi-.den vo, -ziiii -.'- vi'i ^ e used for wet part sizing, wot ^ ₁ iK the paper stock in the wet part vc> r the web formation. This can be done, for example, in Holländer, am Sioffkasten , done on the vane pump or in '' he cloth chest. The application of the c. However, dispersions according to the invention are not restricted to wet-particle sizing. Rather, they are also used for surface sizing of paper. Application to the paper after the formation of the web is very advantageous. B. from a water box to a calender, with a dip box, with a size press, with transfer rollers or by spraying. After the application of the invention, the paper is treated as usual. ie simply dried by common methods. / .. B. by leaving it at room temperature by passing it through a hot air oven, by infrared heating. Microwave heating or dielectric heating or by ("nerieiicri over neiue i r -. 'Cken / yiinder.

The aiigew "du · amount of animal frt'indungsgeriaB as Lcimung.sinuu / ervvemk! En (Jrganosiloxanci ¹ poK-ii'.iTcndispersion should be sufficient to the wuji -. 'Resistance of the paper against wetting by a The amount of sizing agent present in and or on the hand product naturally depends to a certain extent on the purpose for which the product is intended from 0.1 to 25 g per kilogram of dry oil solids

2

782

wanui. \ orzugyvvcia ». Ix- wears those in the Nji'p ^ rin. Amount used 0.25 Ks 2 s: po kilo ^; .. ir.i · This amount corresponds ungciuhi Ji-r ΛΙκ <hciciun ^ an amount of 0 »Ü to 2.5 weight per / s of silica solids on the finished paper with a Ku τ- ^s added separation area -.on 0.025 to 0.2 percent by weight silicone solids. Concerning the con / en ution of the organosiloxane copolymer in the \ va! * Riujn dispersion when used in the i roi_kenp.! ~ Tic ;. if this is not decisive, i.e., only di> - uiogeschipern. Quantity is decisive.

The following examples v.ird the F-.tiinduns · near ^eri: iutert. All parts and Pr-j / desät /. · Relate to weight, unless otherwise stated. ιs

For s ρ ι 1

SM7.3 g water and 2λ μ. L "vcylhen / olsui'insäure be in an"IM> - ',? · ■ "" physical ι "pistons, the mn a cooler, a · L_krdhrer and a drip - :. irichter ausgerusiet .m vjrmischi together.. The Losun "becomes: .inn and.; Uf 60 C ei warms Π · ιηη becomes a Misl: .g .hin ~ 3. ~ s lO.H minor whore".! - dimethow-'Lin: id 6.5 tr Ό.ΙΠ Molt

(H- (KK iCH.iAiiCli, i ((K tU-

- '. Us the Troptinchter in a / eil of 1 ^! SiurvJcn added. Ls a stable H.'iuiichweille I rrnil- -.ιοη The Lmi · .- m becomes wider ·. 6 hours .iu ^f 6!><V> e ^r w with. danii to room temperature; ibgekiihit u'.d IX hours! .mg stirred, fine! 0-μ-sample dc ·· ν ρ.π I-mu! sion yields K-im! iiidampfen. ">. 91" t, -ImUj. ) the deposited polymer is e; ni; h'.ii. viscous liquid I: r further Jur ^ h Isopr.ipunodiillung *> des · '> IIoids in. erii. Pol> merprobi ·. which by Vermisc rut 3 Voluirteile fsopri>pant>! ντο volume part kiHioid obtained ■ 'J .vird by infrared spectroscopy .n.al .ic; i. . \ eist on (iruiid of the analysis c · Verhiii'nis ' .it. 1 s .r 7 \ i Acid \ on 1.7 / uj ., 1.0 .lul ■: .iun> ic 1,.-rzut. dal <> in * · _-ΐI der I sler- •• ruppen m <ar'.nuygruppen urr u tntScit Aiirde

That is, in such a way-curled Sil <> xanc polvricrc vird .nirch 5 minutes long I in ^- aui hen.-Ines 12.5 cm-v \ h.itman-Fiherpapiers \ r I in 20 mf de-, acidic Koüoids and ^ = . Subsequent drying on the Ki M C for 3 hours.

/ i 'VerleidiN / wcckcn will en. · '■!.!,. · Wk t iherpiipitr in 2n ml s.uires Dimeihvi:; ov; ai · 1Ι. »- i jingctaucht. ila ^ by the b'-k.miuc i nint-.ii> nsp. »l \ - ν mcrisation of Hexarnethylcvclotiisilr.- · .n with \ t-ruse v.> n Di'ifccylhen / olsullon- ίίϊ as surface-active · MiMd and K.italy.il'T heri / ok'Hi win · ie.

Add 1 np.cn in which the T ^r opfen \ on the l'nnier ■ '' ..ί · -. ί..ι ui> .t

Is is festgesalli. Ί.ιί * tlur <- 'ieh.i' dlung nni dem Oirrii) \, (containing groups !, ι s · 'x.incopolymeron a slightly better mistake than f .. heiuindlunu with <« the Djmethylsiloxanpolymcren he / ieli

f); inn ^χ \ ιηί (cdes treated I lilcrp.ipni in a «- 227g (XI n / eni-l lasche mil iolunl borrowed. I S'iiiule lang {! cstnuttclt. with Inschun loluoi '! csptili and M) Mu .Bottom at M) C getrocknci <■

Ik ^- I emeuler test has ·> f ilTi r ρ ιρι «.-: d iv with .Jem ι arboxy! Gruppen cniii.iltcnden Ίιίοχ.ιικ.ι-P" lymcKn after the I ΓΐΊπϋιΐι.μ hrh.indcli * u ' • Aeitchin L'iiie resistance to water, waruci Λ the liner paper treated in the Dimethylsiloxanpoiymercn is no longer hydrophobic The treatment agent on j.xiem filter paper was approximately the same, and that the carbonic agent containing the carboxyl group remained on the paper during the oluolxic action

Example 2

into a 250 ml three-year flask. which can be seen with a condenser, an air stirrer and a dropping funnel. a mixture of 90.5 g of water, 0.5 g of dod.cylbenzenesulfuric acid and 9.1 g (0.041 mole of dimethylcloirisoxane. emulsion in a time of 40 minutes with U g (0006 mol)

■ us dem / ugabetrx-shifted here and then IS hours Ki Rauti.ifmpei.tti.r gcnihrt Pas \ usseheii dci imulsion bleihi prakli- ^ l) uüveraiuUrt. ! i, .e Mi-L'- sample of the I-mulsio'i li _L f it beinj I-.indamplen at fid C and 1 mm mercury pressure ); - iu «n obtained with copropanol) erg '> a Vei h.ilrris vi> n acid / u l-sier of 2A : I D.

If the so produced Si! O \ ancopolymeie tiiiι C: -rno \ ylgruppen ir you pale white like i! " Hc'spicl! / to glue paper ·. uses λ nc !. V'.rden excellent 1 riicbnissc er / icit

Example 3

into a 500 ml three-necked flask. which is equipped with a cooler, a stirrer and a dropping funnel. 50 g and 14 Isoproranol ΐ ^ (0.794 MoI) Mereaptor '"nlniethyldimeihoxysilan ücgeben. and connect. v.'nl the system purged with nitrogen. Then the Kolbeninhait with I g A' hisisobuiyropitril and heated to 76 C. This will a mixture of mlg of isopropanol and 59 g of (). 82OMn]) ^ .cr! acid /! is put through the door in a time of 53 minutes. When the addition is complete, the solution is stirred for a further 7 minutes. then cooled and filtered, producing a clear pale yellow I ösunz of

HO () CCH, CHjS (CHj, S- ^: l <; H, i ((H "il,) ₂

received wnd. The infrared analysis of the product shows that ¹ of the acrylic acid only traces of the C C bonds remain.

2 ^ ¹ Og water and sucked Dodecylbenzolsulfonsäurc be rniiiiniiuucr ve.mischt, Tinci then 1600 g of cyclic dimethyl siloxane are stirred into the previously here ^one tele solution. This mixture is then homogenized by passing it three times at 2KI

250. (Oj; the thus obtained h \ (lioxyeiidbK> ckierte PolvdmtelMvKiloxanpolwucremulsion. 200. '· 5 μ what • egg and 25;. · A 20 "aqueous solution of

i) o <, h't. \ lhen / ateuiianuiutL · become niiftni.iruU · 'nt mis-.hf. umi die crli.iffen »VicicliiWi! * w »rW nil * ' * ■« 90 (cfVvtirrrtt f λίπη wtui' Une VJistfiona mtt · ' ' -t * ¹ 1 do above, hcrgcstc'llen. <jrhmyftmktiont-n eaihiiiicn den Siluns vcrsel / l Pic received Vfwhimp mti. jf closing 4Sttmdcn aaf ^&< ί fits <> (} t <· γλ. * μί · lh L / frACt / unj: is in ctacm Kt «fNrn« Jufthgcfuh't _A t »rm« ctnt'fn Kuckfluiifcuhfc'r emem stirrer -non Th '"Tnic> mdcr u /;" J c / mf fi * i? t "ib m η armed tst Das entaaneJtrnc!'" - 5 Mlih

M .- "! Ftr" / ('. It "tcr Si! I <i;t"i'iriti. , Ten ir if <t irs Kul'tcn *! Il nut ^(/ ^ ■! <· In v

1 (51 (1 '. Ί.ί; <· Χ.; Ί1 «· ΤΤ · ίΚ | (ΜΚ. · V ivSCf KKu f ^ ¹ U ¹ ! • tn« .'O' -. It »t * n Μ.ιϋΜμι-η I .istjn. · .On J hnhi yiiicn / · «!, TiliojiH Mir fipst fm kt I Ii μ · MmhiUHf ^ trit, iuf H ^ hts 'X' * '«,! (Hii t' infl Λ '(iffl' J. *> _T 'if * ohei) lU'f ^ OSll'tl-ΐ' · ι Silt'v.iii.. »Ρ« KfTKTi η in »'irhrnvtunktmncn <""sr)?" f "rn ur <! (κ · rfd.jiii r« - * v} i <u fninsi wiref lih-r \ ίίι. Ill il / f "lif", ¹ JfI »('fil.l) fcfi I'ii «Cf) (Sl, fnCkilf

itf ι λ ι ') * . * · Mi'lpro / rnl (>nncthj!' iil) "· <Ήν ^ 4. · Vlnipf« / viii d> * r ·, atfnny-

-nlhith ι i < it Si

f ί 'ί "' ϊ

. . ₁ .-. Ι ι.tT- · t ■ ': t ...

- · ■■ -; i (; · 'i-mn .,! ■ i: ■ --r- ■■' - ^! ■ -; ■■; ·

.;. · /,·.,■ airj vi.-ii r. <(· \ 1 · π »| ί.η ι Γ - · ' !. · ^ --Η !> ■ -. Received.i') ■ -. · !! ''^Ί'<- ΐϋί.4-ρ · Ή "'τ, - - ·> \ 1 ρ · -n! DimciFi · ^ ■ · <incir.hv'it ■" ι π'

ni

HM (U (H S (Fl CH-SiO-i!, -, hcKcn

H- . ·· η! . · ■ ■ h - '. H υ> :. -ι

- * 4 '■ .U>> _ν : Κ; ·. · Ι- "·». ·. -PoUrncrt · .-. ..'

\! θ 'V- *> - ■''Jfif * 2: ^τ ' it '* · \ .jtflii ^rr ? ^{v 1} ^ VMf? 15ϊ ΗΪί'ί V · '

hen -.- N -. '' ■ -ViUf-.! -, «itrnhrf λ ί-j-.h cine sfjhil · ·

^Γ > »·: 'muision becomes .iuf f': p; .. r .ii .-> Leimun. miitci pifichr icht. lindd ^ an-Ainiiij ^ paper after

4Ö9625 23-.

water drop test described above examined the sized paper a hai Wasserwiüerstands / eit of 25 minutes, and M) seconds, compared to a time of 2 minutes and 40 seconds you untreated paper. s

B c ι s ρ / c I 6

On a 30.5-cm-f-fourdrinier-Papicrhcrsiellungsmaschänc cm printing paper is produced. The / M ' production, this paper s "ended / ended paper pulp ," up to about 70% hardwood kraft fiber and egg ·. «·· ;! 30% soft pulp fibers. If alum is present in the paper wildly in a quantity ι · η I 'Ό biviigen au' that Γ11 nk learns hl the P.ipicr fcslsloflt bewffiili · V er> v.hifilent quantities a- i ~ Sili'x «Ini <» p «'lvfnfrlt'imun {'<ifint (i · !. tJ.is im nesmiii chen from riw.i '>*> Μ <· ιρπΐΛ · π'J> iim * tlivl% ili> i. inemhi "i- (cn and otw.i * · M <» lp * "/ eni

Hf) o ( ι H S <H <MK H.iSiO

IVCTlJf) I (> jr ιΠι ΟΗιΤ / Ι.ίι / ΐιηΙιΊΓΠΙΙΠ ». '· Ι · ί1 VC; Mcn <l <- | K ι i), r iJif VlIlMt * iuf lic I'.lpli f

«. • lh der BahnhiMuni. · Mn i-inrr I«. "Impre. ¹ ··· · '·' Igt

The anpew.m.tu Mcniii- .in NiIm.in is u · 1 jHclk · 1 urn I nde dt ·· Ii svhrt-ihune t-'cn n ή and m («r.imm fm pr · itoer.imm trink π · Ι'ιρκ ·

Du- sn rf / »- tifk π I * ipirfv wrfdcn i'il Wi! r> i> nu-

l fii'ficn Ά issff titifih · 'fifti I ropl. nifs 'checked · >>·' dem I ^s Mikf'liii-i ■ in · ι w.ifriytn I arh Iftifflnsuni; mi »i-tnt-ni pH Wi-t ..> n ■■ '· *.% 1 n,'. Ί. t'.ipfct CfL ¹ C ¹ V "α -r.icn and (' ntt . · ϊ) ί ·. ri \ Hsnfp Ικη ι U" s J e * itf "plrns ir |. irj _t -r / i, h _{ /, ι * gem ^ wn • fcirtj tut ijii · dpi · -ff · Λ (· ί1. π lim = ι MiillcnNcrsi! - • '• iigkfitcn ι-il .int πι MuIk-:' «-Μ. r ii '> l. · * \ imcn ifiifii · v.in \ Λ isstf τι .It · K * mn ■ at pr'jfi) K-ri * ·· rtcr

rfcn ill- / llt'fl vfi _L 'ji ·! (Γ <Ji - l'ipit IU-' ΠΓΠΙ ^ t <ΊI

1i> lrf \ 'it> dcV ' _t · '"■ .vT; A'fxrtit ff- · Ίι-η m: * i'ifi € fe'sihuindij / k ·"' ^ * n * ■ ' ' cim ''Γ · ρ * · Viir> uit ο t'r /' Ί · »■ ^ • k '»'<k * n I> i (/ ιιιίΐι - · t'kfii ' * '"I · η in I inns ίπ ·) H / ii.rrii hiiini! lc l ' ^fi K. ■ »■ **> svn Dii /' u ·· -» tit lfitffi are in k · im ip <-ituls p »r imhi ι

··. l · · with "iioisf" ^{1 Λ} > · * '>' I '"H ■ · ι ·'» hm · it.il '; iic ι i-mittne <U ■

· ■ '·.-Nanni

At. inticrn »· ft't-sffl '' with <

11 ftniir, / «milfcl it'tn f'ipnT> .f <'ff m! Tr \. | I f> it. · ' Rfcr Bahnhiiduna / uac * et / t is in dic ^ crr. } * .- »<. Nicl inrd also a ub'itht * Rtfenlionslnifc ^h f der I r / eugane dcf f'apifrc Λ bi ^ ί int-t'w.tndt / ur llcrsidlune von Paprcr Λ« earth O.itfe Kt -tenfJ <w »iiffe per kilogram of dry Pjp2cr <üi> ift% f-.ioiTc • nd / origin / origin of the papers B to! O.'IS s ans »· Wandt Ito <Jer production van paper! · Is not used iietentioiisbilfe referred to in the table Π Λ papers. H and C are incorporated into the paper stock by indosicrcn des S.iojiiincopolynieren. In the case of papers D and I, the egg mutipithium is stirred with the paper towel for about an hour before the paper is formed. The siloxane copolymers used as a Limungsmitiel in this example. The boxy function is identical to that used in the previous example. The treatment of the paper and the "icslcrresults are in Tabd / c N am find the fics'chrctining iiiif; ·. Give

H c ι s ρ ι c i X

If the following siloxane copolymers are used in place of di-f in the preceding examples for paper, the results are practically talented

pro / crni

ίο

ιί ι in

H)

.tv

Situ ".in I U'.hcllcn

<II.

flOOi ({ Hjt, Si

U / J ₁ I ₂ SlO

( H.

HO (K (H. <Hi H; |, S | i >

«<HK Ji, SiO / <H ₁ IjSiO

( H,

HO (K it Hl..SiO

Η H, ιί J. (Η. «Jl, SiO M Il.l.st «)

" H.

Hoot ι Hi κ SiO Hoi ic (Ji ₁ SiO ₁

Ν «It HI, SiO,. it I ¹ .ι SiO

<Π.

JHXM «H, CH, SiO

SiO ₂

iCH, |, Si (>

JlO (K if Ηλ, < <) θ ({Η.ιλ

Pap «*

: kp.

• A .t

Viülcn-Bcr "

Al no * » B. no 0.5 C * i ! ■ a / um Ve-r'i7i.i

::. " c.-r 4.'s iZA.s» f? 3-

Sf »iI9) ^f 3.Ϊ-; HS..S! i! 94
ί4.ί | 3Iί ι 4JAH C7.4J j 2.K5

! 'iipicr

D.
E.
F.
G

(Ή pit · '

11th

Alillli)

J «

j «
J '' ¹

Λ ih J « 1) Yes C. IlL'IIl I) no I- μι ι « I ■ ♦) / to Vcfiilci

Siloxane

(g / kg)

0.25 0.5 1.0 2.0

T "

Research

Wusscrbcstriiulii! - wedge (min.)

25th
12th
21

Table II

.10 K)

ι • 30

Miillcn-Hcrstfctli / kcii. kg (lbs ι

13.6 (30)

13.2 (29)

(2.2 (27)

13.2 (29)

Mullen Manuf
j icsiiykcii kg (Hi ·· ι

12.2 (27) f

10.4 (2 ³ ij

16. '. (? 6) J.

12.7 f2K | '

(24.K) 4.60 (26 ,!) 4.01 (22.5) 4.07 (22.8)

. kj! cm (ibs in ι across

2.32 (13.0)

2.23 (12.5)

2.32 (13.0)

2.54 (14.4)

4.6 "(26.21

4.17 (24.51 53 | 2 '>. 6 | 5 .ft 7 (ii.cl 47- '(26 /; ι

H4 (left left

i.y <do. «ι

2.87 (J6.I)

Λ4Ι '11 .5 t

Claims (3)

038 782 f. Aqueous. · UrganosiioxancopohmerusspefMO-nen. characterized in that they contain a siloxsacopoivmerss that made up 50 to 99.9 moiprozeni units of the shape! R, SiQ._ " (P - possibly suostituiener K.eWer.vasserstüffrest. Η - value from 0 to? I and Oi to 50 Mo! - percent units of the form.:! tR "OOCR'iR" .SiO, " l. there is (R '- / v *. ei few bridge groups. which via a silicon-carbon-Eoff bond to the .silicon atom are rounded i «t. m ■ - value \ on Π his"!. R' = W-ds -e'st · ': or a Met h ν! group », with at least>' ^ Mi ipro'em of the silicon atoms. bonded to the groups R -.in · .: less a methyl group, wenii ^ '. ens 90 Molprc- / without Siiovip. units * ie> - opohmeren have a Substitutiongnid of 2: nd the Siioxanopolymerc an overall sir-V.iuitionsgr.-d in the range ion ctu; <'.X to TJ h.ii 2. Wattige Orga.H's ::. '\. '^ opo.vmerdispersions after Ansputh!. dadi ..- h iiek '', Vcichni :. that they contain a Silox; n · ,, .'poKmeres essentially from VO bi-. W Moiprf / ent '< H _t i SiO-I inherent
and 1 to 10 mol per / em H (MK R Si OF-. In called
CH, exists, then R has a \ lk> lc;! gni /> pe mn 2 bis IO means carbon atoms Aqueous 3 () rgani <sil <> \, ini.i "p (> i lvmerdisperjumen claim d.'durch labeled in / eithnei. Oiili them Sil (>xanci>pi> lvmores enth.ilien. Consisting essentially of 40 until ·> ν Mnlpro / ent (CH ₁ I SiO units
lind about I nis | «i \ Ji> lpr <> / eiit < H.
Hnoc Il s, ι Ji-.iithfitcn stands. worn R ius (s, i'hk-nsi rf.iiiu.tcn W.isser-StofTalnmen und SchweftM.iiomen in 1 to ίο ktihlenstoffaiomc einh.ilt. known Lieh make ( 'elluiosefasem aen Hauptanteii of finished paper au :. finished paper, but also contains usually in its interior and on its f) * bern surface different ingredients to impart certain desired properties to the paper. for These constituents include, for example, fillers such as clay, chalk and other metal oxides and metal salts, dyes and coloring agents, retention aids, wet strength agents, reading agents and the like ι-.ι pier is glued to its resistance to the wrestling of liquids, especially water. The most common sizing syiteni is natural resin (sodium resin and alum) and alum (aluminum sulphate). Besides these sizing substances, there are already hydrocarbon waxes and natural waxes. Starch silicones as Lamungsmittel used> ^r .vo to. For the I.eimung vorgjng? Different mechanisms viirgeschlagen i "_'^ ate. There is, however, little agreement among experts about the type of mechanisms used. ^: ng: presumably from the respective Le: - munginuttei. and it is true. daii .i> j effect of different i.eimungsmittel on usi \ -i difference borrowed based mechanisms. l ^'h erraschenderweise -iiirde found that with vv erred dispersions of certain organosiloxanes ·! polymeric sized paper is erhallen high quality Subject of 1 rhndimi: Mnd aqueous organosil (v <an Liipolvmerdispersionen. which are known thereby are drawn, i.e. they contain a siloxane copolymer Jas from 50 to W Molpro / eni Itinhciten the [ormcl