Document 2DvBEkekV9RXzpqR33RkYqLN

E. I. DU PONT DE NEMOURS & COMPANY KREBS PIGMENTS DEPARTMENT 256 VANDERPOOL STREET NEWARK, NEW JERSEY Serial No. KS"50"8 Copy No. 1 Bumerioal Pile-library NEWARK PLANT PIGMENT COLOR RESEARCH REPORT Final Report Title: YELLOW LAKE YL-513-D 10# Hansa Yellow 100 (PCONA 90% Asbestine * Barytes AAoClA) Period Covered: April 1950 ** June 1950 Charge: A-IC-46 (1100-1S-46) FILE: 221.4 DATE: 7-14-50 Nlea7s ./ 5'. Copy to* Serial We* K8-50-8 Copy SO* wmAnvr fZJ$$ mmsm c o io h r bs eah o h h ep Final Report mij smot l ak e WM Hansa Teliw m (POOM - AAeOlA) W Aabeatiae- Barytes !** towoit April, 1950 * June, 1950 charge* A-XG-46 (1100-12-46) MSB SCBHIT* 6*60i0 SOT ISSUES* 7-14-50 DUP050068121 Following *tl on of tfr^f li^opitop ls KH-49-41* plant datolejaaeat and til Sanaa > wm r$rmS**p*9 mawaited SyCe^OCoMHeipiptt of a 4CM Mot* . ....... of twlfl w ip^^p ^v'*^p^^pae ^^p*p ^apnrap teaa*pa*ar Mapp^Sy^TOyaFBaePSie^fptPTie T tii# initial, plant .. . . atulp tlon At the _H imJ4W %IpKJiaFo ` t h* tmm ni*nfc batoh of (k)?MW*D ** mag* mi a oeBmonent fop Ylr*6X3J--D* This pyodaet oban blended with aabeatlae yielded aatorial darkerf redder and duller is naaatone bat 6-6% atroagey 4j m tiafc and atwital -tan 14a1<+i#tfcTiana {; tha 8t&i*t09k> aaiiml dna aafcerial* The plgaenfc way approved fey ahlpaenb to the customer and BOO Iba. way# retained fey possible atimdardlaatlon. Upon coapletion of the necessary tests, PL-S13-D, SB-94998 m* approved bp Salta on 6-87*609 tad fcredootioa agreed to take ter supervision of thia process on 6-21-50* Although the Initial plant Mai yielded material somewhat daniww mdi redder la mumao*** than tha aetal-warkfi atrollw lot* it ia believed that tha ateya laportant phases af future standardisation ay# strength and llghtfastnes*. If future production natohea tha standard In strength and ligbtfaatnaaa no difficulties yo anticipated* Pay lnformat ional purposes snip a seapl* of imi Yellow 100 fenay was Obtained from tha plant bateh prior to extension# This product la now coded AYMSd-O and haa boon filod foy tha yooord* So additf-w*! work on tbt# pyodnot ia planned bp th# Chemical Division at the present time. obossAisri UJY&-817-D *W1-D (A)YT-654-D .... , % aao o a on Aaboat (A)YL-6l7-D/Aobeatino9 )SA AAOOAf dip toner KU-49-41 WBH9*m DUP050068122