Document qkGqw89kr29dzNNMEJyddYMdK

'- E. I. DU PONT DE NEMOURS & COMPANY KREBS PIGMENTS DEPARTMENT 256 VANDERPOOL STREET NEWARK, NEW JERSEY Serial No. KN~5CMJ3 Copy No. 1 Numerical Pile Period Covered NEWARK PLANT PIGMENT COLOR RESEARCH REPORT Final Eoporfc GRUDINS STUDY SlGKBSt SGARISf MSS RL-SH^D1 larch 1950-<hm 1950 \. NJ S79T FILE; DATE: 222 8/21/5 Serial 1* ** 1 0P3F t* #1 - WmnUal Ml , f Offie <222.411 $ mis s w s - mi (mai 4 * f* Ofaalwps&l * fiaat Files - & s Eiman, mu 6 Ola* Copf * W* P. $ptagMM&* site !: * X. i* Callaway, P# *T IsasAsa, n y BxteP'a mi PIASS PSBMBlff COMi IffiSB&BCi EEfCRf Fisial :8por& mil? cEUDiw sfOT pxmua* mmzm mm fm$M Wm^t W&~$wm its . .1 **KM SOBMESSSte BX* 1, &$mmm *# .mss mm /mfm mm mmm$ z/ju/ro DUP050068331 mm lomsmm mer hsm been introduced isx fcbe trade several competitive Pigiate Scarlet fcafats which pew potential threat to ew SI** tea the stand point of improved dispersion emd grealitter mil* 4Mitg tbs are Sale* Pignut Sosrlet Z end Paul HillOhis led# 1m an offort to obtain i^pot disporstoa st MSB ta vimyl* it m suggested thati tbs ms of tbs draft' tot might be a nw to that goal* A abort assist of three aemi^sfcrlES draft Ms totals with verioae agents ms carried out* as mil .as m eeaperteft Of tbs offoot of lo end hi#i s food grinding on the dreffetebe treated products* is a result of tbs obsarfstion that tbs btt speed pMvoriaed products- tete better dispersion aod strength than tbs normally pilvtesed materlsl# it w 40idol to carry out a abort grinding study q b a muter of plant lots of 8&"0UHD* selected at ran#?*, as representative of owrrafe production. Sttet tubs tatswt of realurried (El-SU-B pmeealNii'. with either the etereemuleiotti or "Pleahl** di-octyl pbtfealate, fields products with better dispersion anAstrsnetb btumth hosteLly dried control.. Msb^peod pulverisation of fcb draft-tub treated products gives bettor dispersion and strength than tbs r gate palrsdLMMt products* Haoiroulatioa through the draft tubs with no treating agast yields mtortal better fchsra tbs control In dispersion. as effect of ht,,. . m Borisallf processed 1: _ versus regular . 4' pulveriaatioa' *0 iMgk is Ui- ` 'Is#. Soldi delee*e flgseut Scarlet % and Itslicb* 0000 $<t -* or to S.-@llS -stunted in dry dispersion la vinyl .ami fiial to s tasted on prediaperslon a the M&sland wofeiol* ft is that a plant trial of cither tb ester wlsioa or "Fiend* trcatiisafc be carried out la the plant unit* based m the results Obtoted from tbs limited work doa fco data. wawmzm Wmmliar processed plant 1U>V0*t ins neelerrted a sat# tel ' treated in the eeal^wafloi draft tube if with lesiaous Ml 1*1* B) with a ewtlsioB of M fSi-8,*, estwMgp 4 dl4. and $> with g -stop with and without the application M heat* fbo bolted prodaeta wore split for pulverisation studios and a direct eomparslen was mai with .lie dMffe tubs circulated untreated material as tel m aortely 4?i@a ii3^3i$&&l3ss* DUP050068332 m 3> m . mm mu&mm oil toss mot ttm dispowio of ELP211- 1m ^imp oberofts tbo sad sot teotoiiesfcs stoMsd & 3?fce<t tridwioawtt* in stvsapboad 4lsj>smim* 39* ppios|ti0it of teat to tte draft tote trsataaK* jrasotoo tt positive sffeet a t sxtars as assmed %r dtopsmsiom in vlap tte eoatitioas of pMlve^te&tioa. has mo apparomb mffmt soiiMttttro of now! UHH10| t*fc tte effoot to Aron prosesto&'Mftsfiiil is o^to-inMonB(MMU wamumjmM, ttfirtCHt, lot -ffSOB tstototsitbito s@ * 1 SoolStttlotioa ttagpottA draft tote 1st* m 4B ** S Booimuli tlea 4 2 1/2$ teslmow Oil X-l 4 * 3 As 2 tafe teafeod 2, 'mm$ * 1 Ssolanrals tiLon * ei slaion 4 % to 1tmb teat*! 4 * 3 %s ia# dried ptessoato* Coats*! 4 1 Sootosalatipm 4 8$ "hPloorti* f to 1 hat teat4 4 4B tertot Sot L4 MOW 1S9S8 latit Split lot %MmiOm vm4' imm 16949 mmsmj Miomm. mm CM51981 cHm dales** I| Stead iaa HS4S 1245 1S4*? #9000 ted Figusaat Ss&rlet E fi# 1240 1m24m2 SMiVw 104s Mr w w p Steill**B (Aattesailie teid*! S*lt/fe*| Max JWEW*t XUBHKtl^O p?ss-oate* Bosimoas Oil Xi SHB6B tlegdl) GwritlAt 4 Carbon Chemical Coi*p* m*tobp BO? | |*.th.al0t0 atom H*ietteii0la.im-law sold ester. 0 ' ctoben tetoatoXorlds WiKiC'MXSXig: DUP050068333 Bmalmtiicas' <wf *^*wwl ps&wpist * pla&t? IXHgUHD Bm lot 2S&2 * Ml tnal# DUP050068334