CS208245B1 - Material for frequency record vehicles - Google Patents

Abstract

Compositions for formed frequency record carriers, particularly sound and video recordings, comprise (1) from 40 to 94% by weight of a copolymer of vinyl chloride with from 3 to 40% by weight of vinyl acetate; and (2) from 6 to 60% by weight of (a) one or more than one copolymer of vinyl chloride with from 1 to 20% by weight of an olefin of up to 10 carbon atoms or (b) polyvinylchloride having a k value of from 58 to 68, or (c) a mixture of (a) and (b) as defined above. The olefin may be propylene, isobutylene or 2-ethylhexene-1.

Description

(54) Frequency for frequency record carriers

Material for record carrier f, especially audio and video. based on copolymers or also homopolymers of vinyl chloride, as well as processing aids, in which the synergistic effect of mainly two decisive components is achieved, namely copolymers in vinyl chloride with vinyl acetate (VC ^-vac) and olefins ⁽ VC-olefin) ^. beah ^^ JLymára VC-VAC with 3. up to ⁴⁰ % ⁽ 10 to ^{18 hours )} with a copolymer of up to 90% (60 to 80%) VAC, and more than 6 to 60% (16 to 40%) of VC copolymer olefin having from 1 to 20% by weight · (2.5 and ^{8% f)} zacopp ^ mer and from the bathtub or olefitau Ole and Cg to C ^"10 (C ₃ to C ^g) / ^p ALETO VC ^to the totaote 5 to ⁸ - ^68a auxiliary flow 0 ^, 2 to ⁴ $

Mae ^ rd-iáL is universally useful for media - audio - and video recordings, especially for record and video recorders.

209 24 $

208 245 i

The subject of the present invention is a material for frequency recorders, in particular audio and / or video, based on technically easy-to-read copolymers and homo-polymers, ensuring high quality records and their speakers.

The gramophone plates are successfully compressed from a mass based on a hoopopolymer and a copolymer of vinyl alcohol or vinyl acetate, or vinyl vinyl chloride, methyl ester or methyl ester. However, the ever-increasing demand for quality records - and reprise, especially to continually maintain the continuum levels! intercom amount and 'crackle as well as the needs they ensure a long service life, forcing výroboa hTadať and aplikoovať EEZ and oEdit ο ^^ έ ^ · Then magoeická layer oa ^ Geeta ^ new ^Mr. Aske can create t jacket mngiotioký ⁰ o ^ eroo ^ Tory dekuje speo ^ i-vo. and my ^g e ^e ioký fever ^ k · РгНош as a binder, it is recommended a mixture of Copolymers of vinyl pentachloride-i OLylace melt "and polyester j resin ^R ^ (^: ^ ι ^ l ^ 1 ^] ^: Lncu [i ^ e ^ p ^p v · 51-00038 ^(197ó} J ^kVA · ite ^e gramophone records - resistant parole beats Inc j deform tec ^! can do the íssovacej the composition, which is based on the co-^ ljoiér vimylchlorid prc ^ s ^ o. containing ^p -propyl ^e nu ^2-12 J »w · a tevnýro index 5 ⁰ to 5 ⁰ 0 DA / min · ^F or 190 stable ^ OVEM Lead res ^{p. of} adelmo ^t eoЬ ^dome rettýшi poor ⁱⁿ eeieaoi, přepactaLe with or excipients poly-alpha-methylstyrene, eoC.yakrУ1etu, pdyoetyloettaaryIntu or shrink the tem ^ ^ olyiucSru m ^{e where} r and ^{t l1} ee a ^'rL-sulfate We г ^{l e} s [r ^ include aifc NSH 5 ^{2 0} 9555 (1975) N ^Π dgioký at ^p. 828 836 (1975) · the ^J ^^ lyoér in ^the лylchlcrid-pr ¢> ^e of the ^{e-yl -} by ^Mr oruUa manufactured with acid of Saturdays ^{p 1} 'and ^{p U} SA · at ^{3468 8} 5 ^{8 (1} 9 ⁶ 9) · Avsa ^ ^p oapriek enormous rednose Tao said дгаиюктс ^ у compared to the. traditional mate ^ Psalm, judo is the possibility Iach zrýchleoia No. ob ^ ^s ^ ¹ п.г г1 stereo, but a quachrofoniovýOh 'came ^to and from ^ ood tr ^e rlmr ^j deformation disadvantage. is a low tafoinoinity, ^r . ^p . Increase ^and crispy produced m.ttrielcv · In turn in case of very kceoJyшéru vieylOhocid-vioylacetát or at least substantially pomelo t ^ to era copolymer freeze while the obtained húZevutý mrteriál, but the drawback is the increased levels of noise and kcntimuilnehc oižšia dimensional stability 'panels A need ^{j s} e ^p Orovio however, and with the quality of ^ ^0! classic & ýoi mterW. ⁰ ^ lej ani. ^f ^ and v ^ '^ ovtó kcntiouilnéhc noise plate, and the subjective values eoého Having jektiMiymi · metodanO addition - of which ^teaches m plot, the výhocdnéšle Extend app; U a ^U a ^much mc Noott m ^ rials such. bearer for r ^ zoe frekvee ^at the ^of the ZnAl ^s · ^m, eielee sound but also ^b c ^e of times and ADSL · ^T ° from eft ^that you're ^worth Duje perfect řepřcdukoтаte1'oc8ť fyzká1Oo - mechaniokých property, dimensional stability 'and long life A meter of this type is a pre-form. ^the carrier frekveo oýoh ^ing, oajod audio and / ALETO ^- video, the ^dome of the pol ^ ^ ^ iÉ ALETO copolymers of routers ^ ^ ^^ οο οέ ^ ν ^'y c vio ^h1 CRID and ecшooných. ^kt ^ er ^{characterized} Pozos ^ Va of up to 90 - _l Homo ^ preferably 60 to ⁸⁰ $ h ^ oo., C ^ ly ^ Ru ^ yl-the ^ sulfide - the vilnylacetátoo comprising - ^3-4 0 $ ^ ηο ^, preferably ^0-18 l $ ^ hMO, as the ^{t pd s} your ornamental grid vioy1.eceeeeu, ^6, and ^{M 6} 0% ^ hMO, preferably 16-4% pour ° ^ ^^ ^ ru les and zoesi colloylers vieyl ^-

2 ° $ · drive, and preferably 2.5 to $ ^{8> where} the opolyoerizovarního the defi °, preferably in ^the oeoPméroш vinyldoridu the olefOom and "def fishing zoes

C 3 to C - and / or C 1 -C 16 -vioylChride having a K value of 58 to 68, preferably 60 to a

208 245

0 _t 2 to ^{a r} a · weight, and preferably 1 to 3% by weight *, excipients ·

The material for the carrier frequency results Place an invention based on · kopdynérov or copolymers of vinyl chloride and tomopolymérov and excipients are prepared in a conventional paddle ^ spracovatďskými toctoologiami such torдd · ^c i ^{with a Benzo,} želatniizáciou, extradovandO, calendering, and vystrokovaném lSoovánO ·

Vinyl chloride vinylácetáoom from 3 to UO J phono *, most often, however, ¹⁰ to ^18% by weight · zacopolymerizovaéto the ⁱ ny ^l AOT ^{tat mu} prapactoe and additives trench pl ^ noeizovaného ^t i ^iC <^ ^h ^. ^ C ^] ^ € It ^yl H + n? · the copolymer alet> of the compound upon setting kicked ^yl mers vin ^yl lclhoriciu olefLooin and · optionally olein mixture, comprising 1 to 20 Yes, but most often from 2.5 to 8 wt J. ZATOP asserted olefin or zmoei we define · The case of olefins Cg to C ^, najvhodinjšie AU not to C olefin · copolymer waves ^yl loKlorii-ty ^y IIn technically less available and a copolymer of vinyl chloride and greater than -C olein tend often contaminated nezakopolymerizovanými olein, In addition, from olefins, most suitable are 1-olefins, ground suitable 2-olefins, and more preferably having an internal bond position d in the bond. In the preparation of the material, it is irrelevant whether it is a suspension copolymer of vinyl chloride and an olefin olefin or a mixture of olefins, but the content of the copolymer and of the olefin or olefins to be rinsed should be at least 2.5 J hm ^, relatively low K value but high thermal content and minimum volatile content · PolyvinylOKLorii is the worst éí prepared by suspension or bulk polymotizаoicu, produced less suitable emvúlznou polyooeizáoitu · Može obi ^^ <^ '^ vi t' and prdOesi zakopolymerizovaniého trcciiloretydénu and dic ^ oretylénov · ^H j К graded cream to the bottom, miniodneho otoahu volatile sucks ^ NESA to is mainly thermal statiiitt ·

Additional LATL AU predovšetkýO voinkLašle and internal lubrication sp ^ cov ^ NLA tornoppoy mers and copolymers of vinyl chloride, as niapr · lignite wax, niskomolekulový polyethylene, esters of higher maatnýoh kyaeein with higher fatty alcohols or viaomocnými alcohols, sod vyš ^ oh opaque acid-^ ^p ríroc ^no is pntetické vos ^ ^alkyl and ^p · ^d of the addition, and the ^account of the thermal ^one, dntioxi <dιčnl svetelnl and stabilizers, such as · iidlkylcírmaltinaty, 2,6-1-У1гс <^ -Ь у1-4-oetyyfenoo, dialkyltoopropionát, alkali sod KAX will ^ ^^. ^ l ových kyaein, organic phosphites, sod Cd, Ba, Zn, Mg, Ca and inl sod higher kyseeín dull, but naphthenic kysPín ALETO phenol fishing, the organic tosfity nαα scrbcvtn ^{d l} jemto porous NCSI ^No e ^, which ¹

At the same time, they can be a feiOg. CaSiO4, MgSiO4, pumice, AlgO4, NaAl4O4g J, and so on·

К co LAKAM are more pigments, including organic and inorganic, can zméačoov ^d · aniatadcké. rigid and filled NIO N, the ^{depth h} ^ N ^ me outside the actio of Au, carbon black, jemto the ovov ^ ^{á 1} cl alkyl, kyslto hoofed metals and non-metals, etc. ·

Preferably oαtotialu the noaiČe frelv / ENCN results · Place an invention is the possibility of universal ppoulila, in particular for the support of audio and video recordings, especially the granulator ¹ Fonov PDTO οηο ¹ ^ ^ ^ i Уггю- quachofoniov ¹⁾ and videotošky, Tobra toxmic ^ and aitÍioxi ^da CNA ^ Aditi traravá Statos, statutes ensile ^L ^ · ° K ^^ Company had from this vyplývájúcd · dLto

208 245 Durability The advantage is the possibility of making frequency recordings. vel'rnl with good reprodukovaternosťou, if new literacy ^ ^ hi ^ video Siek substantial brand from ^E to £ úrwtó contact flax ITnet ^- he of noise and crackling, balanced judgment on meracíoh devices hotdiotiacioh Sum and crackling · ^d l £ s advan ^dy and renewal POC ^ ^ i ^ hia ^ teeistiky mateeiálu with ^effect zrejrné 'of examples ·

ExampleJLad X

Weigh 75% by weight of the ^ ° 4ΐ; ^s ί suspending it copolymer vin ^yl lchltil ^d -vio ^{yl Lacey} ts containing vinylaoe ^ ¹ are 3% hoot 'N hodoote ⁴ 7 ^(cl ss З Л ^% n ^a p ^yp taiotnosť 700 ^ of the bone parts to ^0.2 nm, ^d = ¹ to ^d $ ^{0%, 06} 27 ^ 3 mm, humidity = 0.2% ^{hmoo., p s} rc ^h and the product = 0.9% = hmoo · ) ^to 25 ^ a ^ part homopolymáru euspenzneho ^ l ^ -chloro ^ ity of it intends К = 27 ^ οΙ baseball. Analysis: The rest of the "on the wire of 0.25 mm. f = 0.6> vol ^yl shock to the site ^0, 0ó3 mm = 91% ^1% dtlej ^Х, 3 Ьоо ^{Participation} ^, s ^ t ^{d b} ut ^yL ^ o ^; ^the m ^ lLeLn ^sulfate as the stabilizer, 0, ⁴ поо ^£ ^ ^{Participation} oontánneho wax as a lubricant and 0.5 hooot, parts of carbon black · This is zuies homooeeOzuje the heat dvojstuphovoo rýohJ.ooiešači ^(p RVY grades? ^p is the lot of this ^{110 ii} to 0 5 °, and the second ^D Oloy, which was converted into the p ^and discarded at ^30-4 0 ^{C) p} uring 8-10 OLN · ^T Next, it was either the vedi.e dvoozávitovkový oh ^fo r ^{d t} ií Pal ^{'t s} c ttrtv and ^p% of zoželatdnizovaoí ^F or ^L of the pulse ^t and ^{12 t o} 5 ¹⁴ o C are introduced. to Uoovio! molds with clamped LLso! undressed and pressed the record label panel% on the carrier oeclhaOLokého of sound, Hebo was processed dvojzávitotkov microns extruder to gi * Aouli ^F or a temperature between approximately 100 and ¹ 35 ° C · GrjaoQát the ^p otoo for ^d is heated, the wish Hol chews the jetoozávioovkovo ¹ and ^£ folded ztželatitL ^of oovltl ^and is dosed in l ^ j as innovation mold clamped l ^ Acquisition Zones undressed% and the pressed plate, the record label.

From both mle .mu.l ^Ila LTV with ^p iaoov ^and the waves of these iSoýoi ^ ^ imi? . a measure of the sum of thatch is pressed and the level of continuous noise and cracking is objectively judged on ooelaoloh гаг ^ deniaoh · In both cases the% basic level of the continual sum is - 60 dB ·

ExampleLLad 2

Record Thatches Black Black Sum Thatches are prepared using the techniques described in the Example Press Release Materials Specified in this Example, Leo, except that less than about 25% by weight of the polyvloyl chloride suspension polymers are present at a K value of 62. is -Leo 10 masses, parts and 15 hmoo. Cass vioylohlorddppropyléll copolymer ^of 58.4 to totoote (obs ^and h = 54% chlor ^4% HMO ° · content zltopol merizovlOLÓho propyJLéou ^y = ^4, f 1 ^wt., with n ^a hooonosť ^yp = 559.5 ^g / dm \ The absorbent CHA ^ čovacna = ^11% · min, heat. network of ^{1! 1! 1} ^ 3 oin. ^

Mainly, a significant that from the acoustic point of view is obtained that of the gramophone that is substantially larger than the material shown in Example 1. The basic level of the specific noise. Noise of axles% ^d to 5 ^d is a B Sia ^, ^ j. reaches ^-6 5 ^dB ·

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Example 3

Gramophone thatch and specific noise thatchs were prepared by a similar theohnology and procedure as in Example 2. Roodděl is only in the substitution of 15 parts by weight · vinyl chloride-propylene to ¹ · 5 ^ r _ ^ i ^^ rteJ iyraéru vlnyJ-cWorld ^ oobutén and to .odnote 51> ⁴ / CHLORINE = 5 · ⁴ · ^72% HMO · ^r o ^p ^ id ^ is kicked ^ ^ erizovanL of isobutene = 3.5 · pour $ /. Obtained in the same vysokokvvaitné gramophone Doek ^y. The basic level of continuous noise of specific noise plates is Je-65 dB.

Example 4

The procedure is similar to the alcohol in Example 2, except that instead of 15 wt.% Parts of the vinylchloride-propylene suspension copolymer, 15 hmmt is used to prepare the material for the audio and video recording media. parts of fine powdered vJnylchloridu Copolymers of 2-ethyl-l-hexene 44.2 .odnote the C / D ^{and the} amount of VOPOL тоeгizovan.é ^{s h} o ^2-yl II-et hxxénu = 4.1% hmoo., p N ^{U yp} mass = -55190 g ^{/ dm} · _F , relative viscosity p j = 1.23). Z and ^D klatoá rove by gentle šumoových ^least noise. boards reach -64dB.

Example 5

70 parts by weight of the suspension copolymer of vitylohloride: vinyl acetate, as described in Example 1, were weighed, in addition to 20 parts of vinyl chloride-propylene-containing parts, as specified in Examples 2 and 10 parts of vinyl chloride copolymer. -ioolutén špPhifVovaméht in Example 3 · Another approach is ^to pototaý and s ¹ ^^ Examples, ^"Ac ^ J ^ a ^ ^{d 'U N} @ rove ntinuitoiétio Šímová noise measurement, the plates nmateiálu the audio and video data carriers amounts to -66dB. Thus, the basic noise level of the non-continuous noise of the noise plate of this material is 6 dB lower than the material in Example 1.

Claims (2)

OBJECT OF THE INVENTION ^ Materials! ^the frequency is frequency. results, пн _(п ^ ^ ¹ ^ 1 zvuJ Monit., and / aleta image based copolymers or kicked ^ y ^^^ jrov homoppoymérov and vinyl chloride, and pomocnýoh compounds, wherein s is composed of 40. and 90% by weight, preferably 60%. 80 $ hmoo., Vopolyтаéru vitylchltridu the vínylaceááoom of 3 and ^40%. ^ Oo., "N výbotou ^{10 and 18% w ENGINE} · ^s tripped of morizovan ^eh vin ^yl ^ b c ^{e s} ibu, 208 245 6-60 wt. »В preferably 16 to 40% by weight ·» zmeei copolymer or copolymers vinylohloridu 8 olefin and / or zrnosou o1ofinov to a content of 1 to 20 $ by weight ·, ^of preferably 2.5 to 8% by weight ·, copolymerized olefins, preferably 8 copolymers of vinyl chloride with an olefin or a mixture of olefins up to and / or polyvinyl chloride having a value of 58 to 68, preferably 60 to 64, and 0.2 to 4% by weight, preferably 1 to 3% by weight, of the substances. 2. A material as claimed in claim 1, wherein the copolymer or a mixture of copolymers of vinyl chloride with one or more olefins C8 to K has a value of 35 to 70, preferably 40 to 60;