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D r. C. Fa ton
In th is s e c tio n I would lik e to p re s e n t the v o lu n ta ry changes th a t Monsanto h as made i n FCB s a l e s w ith p a r t i c u l a r em phasis on th e FCB p ro d u c t changes made in d i e l e c t r i c s . I a ls o wish to show th e s ig n i f ic a n c e o f th e d a ta p r e s e n te d by D rs. Tucker and Munch.
M onsan to 's s a l e s a c tio n s can be d iv id e d in to two c a te g o r ie s (S lid e 1 : M o n san to 's PCS A c tio n s ) .
The f i r s t c a te g o ry i s f u r th e r d e s c rib e d in :
S lid e 2 : M o n san to 's PC3 s a le s i n U. S'. A. and
Slide 3: E ffect of phase-out policy
I r e s p e c t f u l l y subm it we have a c h ie v e d a s i g n i f i c a n t r e d u c tio n in FCB o u tp u t by o u r a c t i o n s . T urning to th e second p h ase o f o u r a c t i o n s , v i z , th e p ro d u c t changes in FCBs f o r d i e l e c t r i c u se
I w i l l f i r s t ta k e a moment to e x p la in th e v a r i a t i o n In b io d e g r a d a b ility o f PC3s.
S lid e U: Degree o f B io d e g ra d a tio n o f FCBs.
The p ro d u c t changes made d i e l e c t r i c s a r e shown on S lid e 5: FCB P ro d u ct Changes in D i e l e c t r i c s .
Dealing f i r s t w ith c a p a c ito rs:
S lid e 6 : FCBs used i n C a p a c ito rs
N o te:
(a) Fenta-chloroblphenyl percentages include hexaand h ig h e r hom ologs. Do n o t add b o th p e rc e n ta g e s to g e th e r.
(b) T his s l i d e chows a s u b s t a n tia l d e c re a se in p ro d u ctio n o f hom^logs o f p en ta-ch lo ro and h ig h er
over the y ears.'
ADM 000274
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Reasons were:
(a) 9 -fo ld re d u c tio n In p en ta -c h lo ro and h ig h e r homologs.
(b) 1 0 -fo ld re d u c tio n In h exa-chloro and h ig h e r homologs.
(c ) A ro c lo r 1 0 l6 was th e PC3 p ro d u c t t h a t c o u ld be I n t r o duced In to the c a p a c ito r In d u stry w hile s t i l l meeting U n d erw riter's L aboratory requirem ent on flam m ability.
fd) A roclor 1016 was s e le c te d because I t s e l e c t r i c a l
p ro p e rtie s and in -p la n t p ro cessin g perform ance most c lo s e ly met the c a p a c ito r in d u s try 's req u irem en ts.
....
N o te:
Our choice o f A ro clo r 1016 has sin c e been b o rn e-o u t
by in d u s tr y e x p e rie n c e w hich to d a te h a s shown no problem s.
S lid e 8 : C a p a c ito r F lu id s : What i s E ffe c t, o f A ro c lo r 1016?
We have t r i e d to .show am ounts o f p e n ta - c h lo r o and h ig h e r and h ex a-ch lo ro and h ig h e r homologs which would have been produced (Not e n te rin g the environm ent) fo r each o f th re e p o s s ib le c a p a c ito r flu id s in 1972. A roclor 1016 (used a t 97# le v e l in U.S.A. in 1972) i s o b v io u s ly , th e PC3 in v o lv in g l e a s t p e n ta and higher chloro biphenyl production.
Of obvious i n t e r e s t i s th e p o s s ib le amount o f FCBs e n te r in g th e environment from c a p a c ito r f a ilu r e s .
Slide 9;
Using th e w o rst c a se ( 0 .2 p e r y e a r f a i l u r e ) we s e e th a t no more than 40 pounds o f h e x a -c h lo ro and h ig h e r homologs o f FC3 are lik e ly to e n te r the environm ent i f A ro c lo r-1016 i s used a t a r a t e o f 2C7l l b . / y e a r .
T urning now to T ra n s fo rm e rs .
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S lid e 11s
N ote; H ig h er c h l o r in a te d PCBs a r e needed i n tra n s fo rm e rs th a n in cap ac ito rs because the c o rre c t Hydrogen/Chlorine r a tio i s v i t a l in p rev en tin g fo rm atio n of flammable., ex p lo siv e arc-form gases.
S lide 12:
Slide 13:
In summary, S lid e lfr:
We w i l l c o n tin u e our v o lu n ta ry p o lic y o f no more s a le s w orld-w ide except to d i e l e c t r i c u s e rs . T his means a 45# re d u c tio n i n t o t a l PC3 s a le s i n th e U .S.A . We w i l l r e s t r i c t o v er 97? c a p a c ito r f l u i d s a l e s to A ro c lo r 1016 o n ly . T his means p e n ta -c h lo ro and h ig h e r p ro d u ctio n w ill be no more th an 1 .1 # o r 220 M l b s . in 1972. Hexachloro biphenyl and higher w ill be even lower 0.1# or 2 0 ,0 0 0 l b s . i n 1972. We w i l l e lim in a te A ro c lo r 1260 from transform er flu id s and continue in c in e ra tio n f a c i l i t i e s f o r s c ra p PCBs. We w ill encourage th e d i e l e c t r i c in d u s tr y th ro u g h ANSI C-107, which r e p r e s e n ts both cap acito r and transform er m anufacturers and u sers, to e n fo rc e s t r i c t en v iro n m en tal c o n tro l over PCBs. T his i s a com m ittee on which s e v e ra l o f th e ag e n cie s re p re se n te d here today a re members.
ADM C0C276
OM 000277
MONSANTO PCB ACTIONS
PHASE-OUT OF PCB SALES WORLDWIDE IN ALL APPLICATIONS EXCEPT DIELECTRICS
CONVERSION OF DIELECTRIC FLUIDS TO MORE BIODEGRADABLE PCB'S
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ACM 000273
MONSANTO PCB SALES IN U.S.A
(million pounds)
DIELECTRICS ALL OTHERS TOTAL
' 1969 1970 1972 Ce s t )
3 7 .0 4 0 .5 32.0
30.0 3 3 .5
--
67.0 74.0 3 2 .0
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EFFECT OF PHASE-OUT POLICY
PCD SALES REDUCED IN U.S.A. BY
30 TO 33 MILLION POUNDS.
OR A5%
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ADM 000279
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PCB PRODUCT CHANGES IN DIELECTRICS
CAPACITORS 97% CONVERSION TO AROCLOR 1016
TRANSFORMERS ELIMINATION OF AROCLOR 1260
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ADM 000201
DEGREE OF BIODEGRADATION OF PCB'S
BASED ON DATA PRESENTED TRANSITION IN BIODEGRADATION OCCURS AROUND PENTA-/HEXA-CHLOROB1PHENYL DISAPPEARANCE OF ALL HOMOLOGS BELOW HEXA-CHLOROBIPHENYL OBSERVED PENTA- AND HIGHER PCB DETERMINED BY SPECIFIC GLC/MS TEST METHOD
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PCB'S USED IN
CB AROCLOR 1254 AROCLOR 1242 AROCLOR 1016
MAJOR USE PERIOD 1930-1952 1952-SEPT. 1971 OCT. 1971
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ADM 000282
CAPACITORS
% PCB (IPENTACHLORO- AND
HIGHER
% PCB (HEXACHLORO- AND
HIGHER
77.0 29.0
9.0 1.0
1.1 0.1
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ADM 0C0283
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CAPACITOR FLUIDS
WHY CONVERT TO AROCLOR 1016
?
9-FOLD REDUCTION IN PCB'S OF'PENTACHLORO- AND HIGHER
10-FOLD REDUCTION IN PCB'S OF HEXACHLORO- AND HIGHER
MINIMUM INDUSTRY TESTING REQUIRED
CAPACITOR FLUIDS WHAT IS THE EFFECT OF AROCLOR 1016 ?
U.S. CAPACITOR FLUID SALES (1972):~20 M LBS.
IF AROCLOR
WAS
X PENTACHLORGand Higher pcbs
WOULD BE*
% HEXA CIILOROAND HIGHER PCBs
WOULD BE*
1259 15,400<000 pounds 5,800,000 pounds
1242 1,800,000
200,000
1016 220,000
20,000
THIS DOES NOT MEAN AMOUNTS OF PCB ENTERING THE ENVIRONMENT
ACM C0CZ8<r
AON 0CC2B5
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WHAT IS CAPACITOR
FAILURE RATE ?
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IF CAPACITOR FAILURE RATE
IS 0.2% PER YEAR (WORST CASE) I
PCB ESCAPE TO THE ENVIRONMENT* IS --
ALL PCB HOMOLOGS PENTA CIILORO- AND HIGHER HEXA CHLORO- AND HIGHER
AROCLOR 1242
'10,000 pounds
3,600 400
AROCLOR 1016
40,000 pounds 440 40
ASSUMES U.S. FLUID SALES OF 20 M LB./YEAR
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PCB CHAK3EB TA
Ti3ANSFQRMER FLUID APPLICATION
O AROCLOR 1260 BEING PHASED-OUT NOW O INCINERATION OF SCRAP PCB'S - 1971
NOTE: ASKAREL (PCB) TRANSFORMERS ARE HERMETICALLY SEALED UNITS
2O
000287
WHAT IS FAILURE RATE
IN LIQUID TRANSFORMERS ?
INDUSTRY SOURCES CITE: UNDER 0.2% PER YEAR*
ALL LIQUID TYPES - MINERAL OIL AND PCD.
ADM 000288
IF ASKARELO (PCB)
AIL AT o.2% /y;-:/
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ALL PCB HOMOLOGS
2A.000 lbs.
(ESTIMATED PCB TRANSFORMER FLUID SALES IN U.S, 12 H LBS./YEAR) *'.11111 INCINERATION FACILITIES AVAILABLE. NOT AI.L THESE AMOUNTS '..'ILL ENTER ENVIRONMENT.
ADM 000289
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MONSANTO'S 'PRESENT PROGRAM TO PREVENT 1ENVIRONMENTAL POLLUTION BY PCB'S
O
NO MORE SALES WORLD-WIDE EXCEPT DIELECTRIC USERS
ARREOSCTLROICRT1O01V6ERO9N7L%Y CAPACITOR FLUID SALES TO
O
'ELIMINATE iFLUIDS
AROCLOR
1266
FROM TRANSFORMER
O CONTINUE INCINERATION FACILITIES FOR SCRAP PCB'S
O ENCOURAGE DIELECTRIC INDUSTRY THROUGH ANSI C-107 TO ENFORCE STRICT ENVIRONMENTAL CONTROL OVER PCB'S
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