DE1521442A1 - Objects with electrolessly deposited metal documents - Google Patents

Description

^{in "the} 12 October 1965

'Pi.i vOION, GLEN COVK, N; ". * T < HK, V. St. Λ.

1521U2

': iIT STiIUl-AOS AHt ^ SCH IKDMNEN

The Krfindujuc relates ^ e ^ enstartete of any materials including metals, the van electrolessly applied Metallbeiegungen have "corresponding to a particular" predetermined pattern ·

It applies in particular to such t * e £; .enstiinde, at wel- ™

chen the Kahl of 'irägeriaaterials "desired or £> e necessary conditions is" independent of the application or the function of the metal LBEL Thus it is for example rough ^ licli to choose the actual carrier material for mechanical ttesichtspunkcen uia enst to ^u e {· nden ssu £ ': elani'an, which are extraordinarily robust and show great strength. Such f-Tarenstrnde can serve decorative ticks "they can serve as electrical conductors and devices Anschlußei and they could ° n .'fiel I." it ^ rjiltttten n'.eh kind animal r r? Drticl th ochaltaiiM-en soiiu Ipi ^f o ] eHftfn should be the irfintiungf and

d3s your enCsTireehende procedure ^c «: hand such ladder- λ

'3l * ^ ter>nr?' «R deoon ^ trated without d-tii dμdnrch Jpdoch fine- 'iinen ^ uTi; t ⁱ if i> f? d »x; kte scarf door ¹ ; ⁵ en

• is i ^ fc already known; Metallbelec »tn;>'enstr')ίο«;> uf Isoli'irni: '! t ^ ri'alwlr '+ "+" s nb; -' f '?> c ^ r id' ⁱ in> L TTierbei bestire s but the Tso.l ierwiaterial _ei: eiisch'f th this IVR ^ ^ iir ' itfrials sowohJ the iiiech3nA.s ^> hep -ils -> * ic "t 'the so ^ fcif f», be ^: - ^ "ielsw ^ ise electrical;? i. properties octpr Ί-is o ":. ische d'HSPhen fi» rf er tiff alternate for "p? f * n «t = 'nri ^ri > F "' τ fn> c * - ^T -f · - χ ·· ο, eIr- ¹ I-. tris ^ f) Ti u? el eii - "- nte is ps d ^r ihf> r c>ri'orrl-'r! * ■ «oh '-" Wnsert, ^'"iV ^: v - erniateri? l f->ntsT> rßch« »nd den (ir-ifi'r requirj ioif'.ίΤ! lieetirti mv on fJTisz ^^ wr ^ hiren what not only roJitiv Los tsrjiel if is so ^ thorn aiich in many Fr * JJen ^T> iinsche he iif'licli raecii mischer ili.i-PiiscIiaften ritfrhenrt open i ^ ß.

S09843 / 0812 bathroom

On the other hand, aiAQlii was already: Carrier from Älumtiniuro ziinäobst with an isolating endie-ns oxide * »· layer 31 * vers & iien and then on this-se-r-dli» metal be Ie ^

gen; «, Me- known; ¥ erjfait usable © R ift; Festt keit des .J £ e _: t, aiUbe> lar es

teoh ©. ^^. this trf ": f © nn; a" fe © ri.a! ^ 3 ails

in the

is », eti © waaifefea ^ i ^ ν« «»

ewia etaes »

with an edition wtatit ,, such a ksttalytischt- -Wiirksaniie- Swtia "stan% in the form, contains," η "! <iaß & vt.f ύ & η areas a f »st with the

k posed metal look is arranged

Process ketones beispisla ^ eis © © lekfe ^ tseit wnhe-i $ i '"'« wat * «*. Mechanically high-quality substances as FtIt ^ rla * r © * Likewise kört ^ en imineT Φηκ, Tv ^p enn & ä awf high "

t anlcoiiwtt, "erfestoffe als Xrprreriaat ^ ri ^ I?. ** sfesö # t" ■ ■? ■ -er «len _f like Mq tall plates or« Se rf; le · i οίϊβη * Βίοι - £ Όΐ _: ^ η. «ίοη shall" - 'die Krfindttr ^ · an H: nd such'-r Metallulatten you s * Ϊ

should be used by printed circuit boards & n "n ^ lier 'described' v Particularly free prove to be sie Knnstiirarz * femi'acKe & \ vn manufacture of the insulating-Überisuf sscbicbt« Biese ^: -krötir-esn "-" - ϊί = -ιο> ι > one of the procedures applied .ver'den »

3/0812 bad original

by dipping, spraying, FlaminDritzen odor, voraufsv, ^r ei se in the whirling sinher process, F-'rzfemische with 10 to SO ⁰ /] epoxy resin content are particularly suitable, but also polyester polypmides, melamine formers and others alone or i "mixing unit advantageous bpnnt / t in front ο

In the following, the rlrfiidunf rvioi examples more exactly darpeleft mrden.

example 1

The metal plate, which is provided with freezing-tone holes, is coated with a layer of synthetic resin, ie after the dwell time in the fluidized sintering bath, between 0.05 and 0.25 mm. This layer forms the other surface of the metal plate, as well as the walls of the holes' - "leichinisPip; of the reaction product of bisnhenol Λ with epichlorohydrin (melting point p.tea 13 ^ ^ with a P-irtikelP size νοτι A 0 mesh and 5 Of '* ^'' ^s ^ Ia Vi "- ti ns product of phenol with formaldehyde (with a)' Jr Weichun «vmnlit von cn 2OO ) _ with ^ iner particles eat from und 40 mesh used, the two ow> cht ^ parts.

finely distributedos SiO _-1 with <? i; i <* r grain «ri ^^» zvi see! "and 7 micron zii / ^r eftt" t is. Λ

The so en is ta "done Schi ehr ^ us Ku! ·" = Th? .R7 'has ■ lUS'-ezeiciin.'te electrical "■ =; olierr; i = nrsfjpf th and is firmly connected with the Trri'ernntoriai . Your Ohorf Π - before id rd then provided with a »Μ» ί = c '· un' ^r from ° i ^: iP! - k; t talyti sch aktiv = a · en M ^ t-rial, b '> i s .nielsv.ei ^ e entpp ^ r · mid '! ··: .-- ei-iiin ^^ liten Loitermuster botirufkt, iiti -ins ei'ven h ^ rtbi-.r- * n Ηίγ?:; ο> ι sch T- ¹ It consists of fine filling τη «B« "> snipl ^ v" i ¹ ? " hr, i; « i the following composition pJ "ffe-ei --- n ^ t err. i ^ s ^ n:

. 15e5-S Butadiene-r {Tylor.it "i! I UFKii

72. Of diacetone alcohol
^{r7 2nd} Ö f nitromethane.

⁷ · 5 oil soluble

4.0 _: r Cp ^ -O-SiJ i.

3.r; '-tlu-.no 1
lO.O r rT

«0.843 / 0812

This sliding " ¹ " of catalytic printing ink is then heard through heat and thus a firm anchoring of both the layer to the plastic base and the catalytically active particles in it is achieved. reaction, the copper (I) -O ^ d at least superficially and to some \ tfeise transform into Kuofer same odor of the whole ^u UBJECT a de-energized and a "tokatalytisch metal ,. for example Kunfer separating volumes from ^ eset ^ tji A, ·. _} ^ suitable =; Bath consists, for example, of \ " .

Moles / liter

0.0? Copper sulfate stalls

O.05 caustic soda

0.0002 sodium cyanide

0.03'r ¹ trintrium-N-hydroxy-ethyl-

ethylenediamine acetate

O.O3 formaldehyde

Rejst ^T .'assfir ■

After a desired for the Metallschichtdi-blocks required Banverweilzeit is sor · f ^': tig.gesohlt 1 and df r VUSH' rtevorf.a the resin layer provided with the Katalyt by heating ^ vervollständig.

If there are metal layers on

both sides d ^ r Tr '' '' rrplattß desired j so manage their production easily by both sides with the above-mentioned, catalytically active, druckf lihi gen I'ischung be printed. It is also easily possible to the hole walls to metallization because this only these first need to be provided with that mixture before it is introduced into the MetallaTjBchoiiiungFbcid, 'is then formed, for example, a continuous Metallasc ^T' maybe that of the conductor line one side over the metal layer of the hole wall relative to the master <-> -zug on the other side is enough

BATH ORIGINAL 909843 / 08Ϊ2

Example 2 .

A flowered one, not the corresponding holes

provided "metal plate is provided by the fluidized-bed process with a firmly adhering layer, which covers its entire surface including the i ^f andimjy: en of the holes and consists of a Har ^ geraisch, which corresponds to that of the example, but 20 percent by weight, based on the resin weight, Copper (1) oxide with a grain size of under ZGQ mesh contains "This means that the entire surface contains the electroless metal plating and calcium-lysed particles" , then this surface, for example. ± In the screen or photo printing process provided with a masice, which covers all those areas which should not be provided with a metal coating. described a beautiful surfaces acid AIIS eset ^ ^ t and absehet4ende in the electroless JietnIl _f antokatalytische bath so that the Mefcallbelegwng gewlinschten starch

^T 'ie easily overlooked, is in the process p ^ mi £ unmasked Ob-rflPchenbezipken and .by Loeh ^ andungen metal deposited. It is thus possible in the simplest and most reliable way to produce so-called fully plated connections from one side to the other.

The following examples concern each one bit sand # r © Abaft von ffßdruokte PCB r This should, however not siTie BRsehrHnkVinF aitf solöh © or on circuit boards

SAO

Claims (1)

^ l / With an electroless metal layer '' provided object, characterized in that as Carrier material is used that is selected without regard to its electrical or optical properties that this carrier material firmly anchored with a Layer is provided, which the required electrical and surface properties that this layer has either even finely divided a su 'stan? contains <üe suitable is the catalytic Metillabs ^ beidurf made of electroless metal to effect separating BfH or in the to be metallized Areas are provided with a condition that n »iben 'Curable resins fine this catalytically active substance distributed eiathelt »and that it is in the areas that are so catalytically active a metal layer by means of. electroless measurement of the dew. is applied -that is-firmly-anchored to-the base " according to claim 1, dadur.-cfo f ^ that .as tear material. a _. e ^ eMBtand. made of metal that this wit e.in Kwnetiiarsssefciipht, preferably in- is improved, ■ _- .. 3 · G _e fe3istand. naicli claim 2, ■ äadurcii '"? g; efe ⁱ ejinze-iishjaet _t that di * .J3 "ssür manufacturing; ier 'Kwn-stixarjsscYiicSat; idiesaendse Harz Filiergeroisch a.-Finely distributed Subs.taiiz ejtt "tlirl.t;» the catalytically the metal insulation from str © »l © 'S üfetnll the baths, causes '' 4, subject »acli Claims 1, dadwrcla that on dew Tyf'f ermaterial applied Scbicliit Rait <ni.neT - Mixture * - «- at least in the roetallisiereiKdeji zn 'parts ·· - feed hatched; that is, in addition to thermosetting resins and foils, si e. contains distributed substance which is Jc ^ taIytisch #ie caused by electricity-free baths » (refen ^ tand according to Ans-oruch 1 ! \ vt ^ θύτ ^Ί «k-ter characterized by this». 'daft a f; eeiiiietes beispielsiveise a metal plate with or without holes or uur el brüehen with a firmly adhering layer provided 'IRD' having the desired electrical insulation and ri s properties and pffls me Wandungen- BATH ORIGINAL - ⁷ - 152U42 the hole punch and / or breakthrough covered, this Ahdockschicl't then, at least in the one corresponding to your ladder pattern Areas, with a condition, is made up of anom hardenable Hirzreraisch and finely distributed in it Particles of a Su ^ stan ^ consists, which catalytically the Metal deposition: cut off from an electroless metal Bath and is fostly connected to the subsurface, and that thereupon a firmly anchored, mediating one stroialos working B-the manufactured metal layer is located that corresponds to the desired cable run pattern. • ^: ■ ■■ i 6 »Object according to claim 1 of the printed circuit type, characterized in that a suitable» carrier material, for example a metal plate provided with holes and / or openings, is provided with a cover layer which adheres firmly and also covers the hole walls and is made from a resin mixture with fillers sotie finely divided, for the electroless metal deposition catalytically effective Pcirtikeln is that these cover layer in those areas which are not provided with conductive tracks with 'a shadow mask is provided, and in those areas not covered ( _"e bieton with the desired conductor pattern appropriate, firmly adhering Metallb lc (\ unp · is provided by the st Ahs-ch ^ 'id-unf from a normally arbeiten- \ bathing hor / esvoJlt i? " Sakra, i