Document rYL7XQd9E3yowLqwpkOdOdb0

FILE NAME: Owens Illinois (OWILL) DATE: 1947 Oct 9 DOC#: OWILL023 DOCUMENT DESCRIPTION: 10th Progress Report on Studies of Kaylo to OwensIllinois Glass Company L ib rary sp o rt File PROGRESS REPCBT CO S T E S E GP KAYLO TO c a r r o i u j g o i s c l a s s cgkpitt = 5222i 890 Ootober 9* 19*7 A , .. 21r ili u r D .H iftIc,3in c . CHEMISTS ENGINEERS - 4> ELX/tam CAMBAIDOC.MASSACHUSETTS October 9 , W i O v e n *-Illin o is G lass Cenpaay T o led o , Ohio ^ A tte n tio n s K r , IT* S . Bowes (O e a tlc tte n i . - C-5735^ j jj Ve t r a n s a lt herew ith our Tenth P rog ress Report j <-oa S t v d le s o f JE a rlo . T h is r e p o r t ecsaoludeo our s tu d ie s j 'em t M p o s s i b i l i t y o f r e p la c in g p a r t o r a l l o f th e a sh e s -! r.toa by paper pulp or o th e r v eg etab le f i b e r , ? ; . | ji '. l a th e p r e v io u s ly re p o r te d p h a se c f t h i s s t u // y ,; . . . . j f i t vas found th a t k r a f t paper i n con ju n ction , v lth LxxIb i t ! jo lsy could be u tilis e d fo r preparing ta y lo o f s u ffic ie n t i t s t r e n g th t o c c e p a re s a t i e f a a t c r l l y n t h th e p re s e n t s t a n - j h ard f orgul a t l c n u sin g 4it28 a s b e s to s . . F u rth er exten sion o f th ese stu d ies has shorn ' \- ! ;;that paper re in fe ro e d & flo i s in ch so re s e n s itiv e to ! I h e a t tr e a tm e n t o v er 2 0 0 frC. th a n a s b e s t o s - f i l l e d X a y io , .j w h ile d x t u r o s o f a s b e s to s and JLaylo le a d t o in t e m s d la te 1 p r o p e r tie s . C e rta in ln p ro v en eats appear possible by using cla y calcin ed a t cheat 600*C . in stead o f unoalcined 1c la y , where p rev ioas fo n s u la tic n c a lle d fo r cla y sd d l- tica s. S in ce th e h ea t ta b ! 1-tty o f p a p e r -fille d Saylo O' i s d e f i n i t e l y U n i t e d and gono r a l l y a s b e s to s v cnld be p r e fe r *d, i t i t f e l t th at any fa rth e r in rettig atlcru * should be d eferred and only reopened i f a d e fin ite need f o r u sing paper palp i n production should oc c a r . In such an event, i t i s suggested th at esp eri* tentation should be nade on a p ilo t p lan t s e a l# s ta rtin g fre n the beet f ornala tie n s reported p rev io u sly . R espectfully suboitted. i : xarncppprxog i " ' t V h iie K r a ft paper pulp v u fwxnd t o be a W it- j lsfa e to r7 ti.cn v ith j su b stitu te fo r asbestos vhaa used l a eaujune-.j 1*7 additions. I t has been aov established that such products a?* d e fin ite ly In fe rio r vhea sub- . j Jeeted to temperatures s u b s ta n tia lly above 200*C j Zt Is also fe lt that Kraft I s d efinitely su- . t p e rlcr to other vegetable fib e rs end l a vlev o f the above fin d in g s, I t I s not deemed v o rtb v h ll* t o sent lane i the search fo r other p o te n tially u seful vegetable fib er | reinforcing agents* i Should the use o f paper pulp beooso o f i n t e r - i e o t e a s s e r c la lly , I t I s b elieved th a t p ilo t p la n t, , j. i! ' . ' I experimentation based on our p re v io u sly reported r e s u lts should be the next step* In v ie v o f the re su lts reported In .the-fo llo rln s, peper-esbestoe mixtures might be resorted to vhere Intermediate heat resistance I s re - j Ouired. ' ' i i Artii fi. ICctlU, 3r_c. H . 6CKMAET l.JC n y lo , rs ln fo re e d n t h C ra ft and D ix la c la y lo s e s a l l s t r e n g t h ban b e a ta d t c 2 $0 *G. ; 8 C a y lo , c o n ta in in g C r o f t and a a b s s to s h a s '\:j p ro p erties la te m e d ls te betveen Zaylo containing C ra ft , or asbestos respectively . { , - * i 3 . C alcined (600*C .) c la y appears to give b a t-' t e r resttlfc* w ith re sp e c t to stre n g th tr.an u ntreated c ia y i i i f * # Yood p u lp and n o n p r in t appear t o bo nt&tcrX ! lo lly in fe rio r to C raft* j $ . Future exp erlrw itatican t h p a p e r-filled j } C cylo should be ca p ilo t p lan t vc& le j ! ! i . 6 The p r e s e n t I n v e s t i g a t i o n should be c c a s i - ' T ' t derod a s conelnded. `I - <: --j Artful p. J.-JLU. Z:-z. i n . d isc u ss row ar results j * I. ** *>' !; *' . * The stu d y o f h ea t re slsta n e n e c e s s ita te d th U . p re p a ra tio n o f a larg number o f samples (about 150) . t o , * . i : irarrant s u ffic ie n t s t a t is t ic a l m aterial f o r valuation; c f ! d a ta * I r a n th e n , th r su lts In d ic a te g en era l trends 1 r a th e r th a n absolut valu es* flovevar, th r e s u lts a s atm* \ n r l a e d i n th f ig u r e appear t o b s u f f ic ie n t ly c o n s is te n t i. v lth theoretical-assum p tions to p c r s lt d e fin ite cs sslg a i a s . ; A l l batch shown I n th e t a b le uer sad f r c a [ stand ard fo n s u la tle n s a g iv en i n th previous report,, j i vhersby c l a y a d d itio n s ver c a lc u la te d I n th e t M r a t i o As * In d ic a te d th e r e . B atch es narked " B r a f t , sb e sto s* contained ^ 6^ n f aoh* *K - a o lln " In d ic a te s th us o f D ixie c i t y ; ealftined a t C0 *C* t l I n stud ying th f ig u r e , i t e s a be seen th a t 1 > Kayl o f stand ard form u lation (narked *B lak B) r e ta in s t ! co n sid erable stre n g th even a f t e r being heated to 500*C. t Seas individual ca st pieces retained as such as j ; s tre n g th up to t h i s tem perature. Tho d iffe re n c e between ; : th e standard Eaylo and Zaylo con tain ing D ixie clay i s net.: : ecawidered t o be s ig n if ic a n t and can bo assuzsed to be Id e n tica l fo r a l l p ra c tica l purposes. W hile ZC7 I 0, re in fo rce d v l t h I r a f t pulp and hav in g 10$ cla y ad d ition , gives c^ual to b e tte r strength than 'standard B a y lo , I t lo s e s i t s e n t ir e stre n g th whan heated * to 250*0. Bep lace* a t of Dixie cla y by calcin ed D ixie - elay (600*C .) appears to help tc re ta in seas strength (about 5C ), She curve as ah cun, kovavor, is not A rC .' ;irc J.aili'.tt,\.1hjv>. r e p r e s e n ta tio n la c e s e v e r a l p i # h eated to 20 *C* brcke p r io r to t o s t and v ere not Inclu d ed i n th e over.go represented. C alcined cla y appears to giro h o tte r in - herer's s tr e n g th o f th e a a t r i x , b u t, a s t o he ex p e cte d , a fte r fa ilu r e o f the f ib e r reinfooreeaent r e s u lts a rc nans scatter-4 . 4 A sbesto s p lu s C r a f t ( 6 + 6 ) t in fo r c e d Z a y lo reg a rd less o f th e oth er v a ria b le s te s te d drop to about 5*>-cf th e c r im in a l str-ngthu V hen fa*at*4 _to_25C*C. __At 5>00*C. d if f e r e n c e e due t o th e n & tr lz appear t o heoose n o tic e a b le * Again a narked lsp roveu ent due t o th e use. o f calcin ed clay appears to he apparent. While th e s e stu d ie s vero node v lth o a t f t t e n t i c n t o absolu te stre n g th , and fo r s u ln tio a vas not varied to a llo y fo r changes in m v m aterial,. i t appeared th a t samples form ulated v itii ca lcin ed c la y vere d e fin ite ly superior l*i stren gth . Previous exp erien ce v ith nevs p rin t pulp (see Hlnth Progress Beport) and acne t e s t s cn fin s voed pulp (OKUF, V e st V ir g in i a Pulp and P a p e r Corps r y ) v e re d e f in i t e l y i n f e r i o r t o K r a f t . W hile th e GCT? E a t o r i a l gave eoDo in d ie s .tir o e f u s e fu ln e s s i t o h ig h p r ic o (ov er per ton) did not varrr.nt .fu rth er lav es tig a t ic a . 'Where r e t e n t io n o f s tr e n g th i s n o t o f xsajor im portance, the u sefu lness of K ra ft pulp as a ro p lao e- SMnt f o r a s b e s to s appears d e f i n i t e l y e s t a b lis h e d . P ro d u ct* o f in ta m e d l s t c b e a t r s ie t * 3so eon be scad by s u it a b le s i x t a r e s o f a e b e sto e and Hro f t . v\+*st TWco ' . ' ' ': 7 0 I t I s be 11 red th a t th e In fo rn a t i e n obtained le su fficie n t to f o n a ltable beale fo r p ilo t plant ln v e s t i g a t io a i f and yhsa asb esto s shortage should n ecessita te the use o f su b stitu tes fey a l l or p art of the a s b e s to s ' i ! o < i 4( 0 * i >V