PUT IT IN WRITING Date 15 April, 1975 See Distribution Suhiect 8 Hr, TWA samples from Emulsion.

A (?

AIR PRODUCTS CALVERT CITY PLANT INTEROFFICE MEMORANDUM To: From: DISTRIBUTION R.

UfcC so 1374 M?.....'

0/Jt^O January 17, 1946 Mr.

- 18 2, SO of uoulotlso offoots woro opporost oaang throo rtbUta oooh of klh wi gloom 75 nMMiiN orol Peooo of 0*265 gms par kilter** of My mid** on oooh of fla days por wook, tor o portod of 106 doys, 5* kti fM Plato oontolalog 800 pp*a, 8000 ppo* oaf 20,000 pp*a* of Soatiaioor MMi Mr dtUy Plata Ami a# toado offo*to r rot>TPotion of praotlu U* M dogs, owb dm * Polly orol Oooo of 120 ago, of Sontioloor 515 for too poors, Phh4 ao tool* offooto or rotorPotloa of protiu IV, Kotrootloa stodloo* too all polyriayl ohlorldo film plastlolooP oith hotyl pfcthalyl butyl glyooUBt* (tatioioor B*16) m ooot fro* 20* oollds oolotioo la oyolohomaom otowwHog to tfco aothod of lUa Alfrsy, Jfcaooa, oaf Muk, "kval of Foljmr SolhiN*, 2* 178 Uprtt XfliTlo hsoooroh rroooloP that tho ststutior 1*16 oootoot of plootiolotP fUoo ooalP ho dotorolaod by iafn iM spsitrsphstnm fry* --oooi--to sad* oo moll fllao omtslwtwg aoatlolMr H6v to CC# ifcwii n oboorptloa boa* at 1|4| A*, a rogioa ohloh la qiyuly fm froa iatsrforiag oboorptloa of polytiayl ahlorlds, laid, oaf pooaat oil* It ao Vhoro fora yossthlo to ootshllsh tho ouno of optlool Poaolty ro, porooat oatialsor 1-46 in tho film oo oboaa la Figaro XT* Xrw Ala oarso, tho porooatogo loos of Sootloloor 146 fm tho ortrootoP fUa ooolP bo drootly drtondaod, Ppproalootoly 1" Ploaotor puanhlags fro* tho ooot filanooro fOotoaoP la dip-typo braoo rings oad toaplotoly laosrood la tho foUooing almti for 8i hrs,, 7 days, *ad 90 Poyot Fount Oil at 26* 0, 08* 0 aai 118* 0, loro UurP at 90 C. 80* C,, oaP ISO* 0, Shtor, pi 3, at S0J 6, oaA 08* o, Hotor, pi 7* at WF 0* aai 88* 0, ntor, pH 10, at tf C* aai 88* c, flss laoorolon oao Pom la mob a somor tot both oiPoo of tho fila ooo la oooploto ooatoat with tho soloonts* Jftor walnlng la tho oolooat for 2b hours, tho film ooro ramrod, tho plastisisor ooatoat itotoralooi ad tho oom film rsplo--P la tho roopootloo solsoats far tho 7 Pay's toot* Thooo fllao ohloh shoood ooaoldorohlo ooetroatloa oftor 7 days mm ad owntlwHoP far 30 days.

I SOL- 1 j/V. fi G**- Jrt.J - Chemists Croup Ha!

COPIED 13679 - 13679 7 KeyCh micals Vinyl chloride ch2=chci Demand strong Capacity growing Prices steady PRODUCTION/ CAPACITY Billions of lb 9 Production Capacity* 6 HOW MADE Dehydrochlorination (cracking) Of ethylene dichloride made from reaction of ethylene and chlorine MAJOR DERIVATIVES Homo- and copolymers, almost 100% MAJOR END USES Extrusions such as pipe 55 %, film 15%, coatings 10%, moldings 10% FOREIGN TRADE Exports--more than 10% of production, 700 to 800 million Ip in 1978; imports--negligible PRICES Large-volume contracts at plants, 13.5 to 14.5 cents a lb COMMERCIAL VALUE $850 million for total production, 1978 Vinyl chloride has everything going for It but soiling price.

\ 4 ^jlKcal Allied Chemical Corporation Inter-Office Communication * FROM suaj tCT V?

t T.

Henry Plant Hazardous Operations I.

Frmm Iha doth of w. b.

/} A* ~CL 0 / FEB DEPARTMENT OF HEALTH, EDUCATION.

O /piM-/?

O'/".