Document wrzzQmOMyZRDpBMq6p4bp0YDB

PLAINTIFF'S EXHIBIT WCD-211 , 15,1 . ( 0 ! B f 1*4100 CA 4LC ~M.E<NAD" 7 ------- PRO DUCT DATA- ls:-; 399 MAGNESIUM SILICATE S .F . 399 Magnesium S i l i c a t e i s a low m icron magnesium s i l i c a t e ( t a l c ) which has produced by W h itta ker, Clark & D aniels f o r a number o f y e a r s . T his ta lc g r a d u a lly grownt o become th e s ta n d a rd o f com parisons f o r a l l low m icron ../..:..N. .g 399 Magnesium S i l i c a t e i s ground fro m a Montana o re and i s e x tre m e ly w h ite % in/" c o lo r. I t i s used in various ways in the p a in t and p r in tin g in k [industries. /T h e p o p u la r ity o f No. 399 Magnesium S i l i c a t e S. F, has In c re a se d co n sid era b ly J w ith th e increased p o p u la r ity in th e use o f new m anufacturing f a c i l i t i e s fo r 1 ,p a i n t p r o d u c ts . tip* 399 Magnesium S i l i c a t e S .F . i s an id e a l pigm ent, not o n ly f o r i t s o r ig in a l fciritent o f use in production enamels and o th er p a in ts fo r sheen c o n tro l, but Jijecause o f i t s f i n e p a r t i c l e s i z e and p a r t i c l e s i z e d i s t r i b u t i o n u n ifo r m ity from , l o t to l o t , bag t o bag, tio. 399 Lo-M icron Magnesium S i l i c a t e i s an id e a l M [pigm ent fo r fo rm ulations which are processed on high speed d isp e rso rs and/or s l .sand m i l l s . /itio*; 399 Lo-Micron Magnesium S i l i c a t e s t i l l r e ta in s i t s p o p u la r ity a s a /tfp r m u la tin g to o l fo r sheen control where th e sheen o f the fin is h e d enamel must uniform on a ll p a rts o f assembled ite m . R ep resen ta tiv e o f t h i s type o f work /w ould be metal ca b in ets, b ic y c le s, various heavy to y s and any and a ll sundry |/fte m s which are produced in in d ivid u a l p ie c e s and assembled on any assembly /bine. ' /T h e re a so n f o r t h i s i s th a t most p a in t b a tc h e s o f enam els when th e y come down ii/ f o r f i n a l in s p e c tio n va ry somewhat in th e degree o f g lo s s and th e item which i s / to -b e coated with th is enamel must n a tu r a lly have and m aintain a uniform g lo ss or. when th e assem bled p a r ts were f i n a l l y p u t to g e th e r in th e f i n i s h e d p r o d u c t, / it: would be rather a so rry looking manufactured p ie c e because o f v a ria tio n s in 0 lo s s from part to p a rt. ^N p .' 399 Magnesium S i l i c a t e S. F. i s used a t t h i s p o in t in th e m anufacture o f / h a m e ls to bring th e g lo ss to a uniform standard and i s introduced by th e p a in t /m a n u fa c tu re r e ith e r by s p rin k lin g in to th e fin is h e d batch and d isp e rsin g under f- 'th e m ix in g p a d d le s o r by h a v in g th e No. 399 Magnesium S i l i c a t e p r e -w e t i n some / d i l u e n t or so lven t th a t i s already in th e form ula and intro d u cin g i t a t th e end i o f th e batch make-up in t h i s form so th a t th e re are no p o s s ib le o p p o rtu n itie s / f o r any ta lc p a r tic le s to agglomerate and cause tro u b le e ith e r in th e stra in in g '/o r in th e fin a l fin is h by showing sp e c k in e ss. x:mm continued. W-106 !lOOO C O O L !D S C S T R EE T SOUTH PLAINFIELD. N.J. 0 7 0 9 0 I f 1201) aei-2100 CABLE 2UCINAD" ' ------ PRODUCT DATA- 399 Magnesium Silicate SF. { continued) 'There a re sev e ra l t a l c s which are s o ld in t h i s c a te g o r y , but No* 399 Magnesium ['S il ic a te S*F.- i s by f a r th e roost e f f i c i e n t both from a sta n d p o in t o f th e ..reducing o f the g lo ss o f the pain t by the n o n settlin g c h a r a c te r istic s and a lso /by the. ease o f d is p e rsio n and the s lig h t in crea se in v i s c o s i t i e s a ttr ib u te d t o "t I the in tro d u ctio n o f Magnesium S il ic a te S*F. t o th e form ula There are some s p e c ia liz e d purposes f o r some o f th e c o m p e titiv e low micron . m a te ria ls which might a c t as s u b s titu te s f o r No* 399 Magnesium S i l i c a t e , but in --general use none o f th e co m p etitive m a te ria ls make a s a tis f a c to r y o v e r a ll 'substitute f o r No* 399* No* 399 Magnesium S i l c i a t e S*F. i s a ls o w id ely used in p la n ts where i t has been . : ' introduced ( f ir s t as a sheen control item ) as a form ulating to o l in the [manufacture o f q u a lity s a tin egg sh ell and f l a t enamel p a in ts fo r general tra d e .1'r s a l e s * One reason f o r t h i s i s th at form u lation s made w ith No* 399 n ever lo s e nor change the g lo s s readin g s which were obtain ed on th e d r ie d f ilm s when th e 1 ' enamel was f i r s t made* This i s r e a lly q u ite a problem in th e manufacture o f t h i s ty p e o f tra d e s a le s goods because on sta n d in g , egg s h e ll and f l a t enamels g en e ra lly in crease in sheen unless No* 399 Magnesium S i l i c a t e i s used a s th e sheen co n tro l ite m * 399 MAGNESIUM SILICATE S*F* [h Material Hegman T e st v isc o s ity Glossmeter Reading 399 6+ 1/4# 1/2# I# l/4 i m I# 100 KU 105 KU 120 KU 78 50 37 .1731 99 101 112 84 70 54 9000 COOUDGE STREET SOUTH PLAINFIELD. N .J. 0 7 0 8 0