Petroferm in Florida makes a line of terpenes they call Bioact. They can be
reached at (904) 277-5236 or you can surf their web page at
www.petroferm.com <http://www.petroferm.com>
Kathie Lambert
Process Engineer
Northrop Grumman
Baltimore, MD
-----Original Message-----
From: Kathie Lucas [SMTP:[log in to unmask]]
Sent: Tuesday, September 07, 1999 4:23 PM
To: [log in to unmask]
Subject: Re: [TN] Flux Removal with MEK
Tom,
Do you (or any other Teches out there) have some names of companies
that I
can get in touch with that deal with Turpene. I'm pretty new at
this so any
help would be appreciated. Do you also know how well it cleans
flux and
how compatible is it with elastomers/plastics?
Thanks,
Kathie Lucas
1-801-594-3394
L-3 Communications
[log in to unmask]
> -----Original Message-----
> From: Tom Colton [SMTP:[log in to unmask]]
> Sent: Tuesday, September 07, 1999 7:33 AM
> To: [log in to unmask]
> Subject: Re: [TN] Flux Removal with MEK
>
> Turpene works reliably well, and the MSDS shows no known hazards.
>
> TC
>
> Kathie Lucas wrote:
>
> > David,
> >
> > At my company I have been asked to look into replacing MEK with
> something
> > less hazardous and just as effective. So far I haven't found
anything.
> I
> > am not giving up on this. Justification on why not to use this
is easy,
> > just read the MSDS.
> >
> > "Extremely flammable. Inhalation may cause irritability to the
nose and
> > throat. Concentration above the TLV may cause headache,
dizziness,
> nausea,
> > shortness of breath and vomiting. High concentration may cause
central
> > nervous system depression and unconsciousness. Ingestion may
cause
> > irritability to digestive tract with abdomen spasms, nausea and
> vomiting.
> > Large doses may cause narcosis. May cause irritation and
discoloration
> to
> > skin. Vapors or irritation to eyes. Splashes may produce
painful
> > irritation and eye damage. Prolonged skin contact may produce
> dermatitis."
> >
> > This product is not listed by IARC, NTP or OSHA as a carcinogen.
Why I
> do
> > not know. Look at everything it does to the human body.
> >
> > Methyl-ethyl-ketone is not listed in Schedule 1 of the Ozone
Protection
> Act
> > 1989 of the Commonwealth, and therefore this substance is not
regulated
> in
> > the ACT under the Ozone Protection Regulations 1997.
> >
> > I have been talking with a company called Enviro Tech. Their
number is
> > 1-708-343-6641 contact name--Dan Duerkop.
> >
> > Kathie Lucas
> > L-3 Communications
> > [log in to unmask]
> > 1-801-594-3394
> > > -----Original Message-----
> > > From: David Hipp [SMTP:[log in to unmask]]
> > > Sent: Thursday, September 02, 1999 9:25 AM
> > > To: [log in to unmask]
> > > Subject: [TN] Flux Removal with MEK
> > >
> > > TechNetters - some of our assembly techs use MEK to remove
flux. I
> know
> > > MEK
> > > is potent and probably shouldn't be used for flux removal.
What I need
> is
> > > some justification WHY we shouldn't use MEK.
> > >
> > > We are soldering 22 gauge stranded wire to connector lugs and
> microswitch
> > > turret terminals. This assembly is part of a fuel control for
> commercial
> > > fanjet engines. We use Sb5WS (Tin 94%, Lead 0.2%, Antimony
4-6%)
> solder
> > > and
> > > Kester 197 Flux, which is type RMA.
> > >
> > > Any help is appreciated.
> > >
> > > Regards,
> > > Dave Hipp
> > > Woodward Aircraft Engine Systems
> > > Electrical Production Engineering
> > > (815) 639-6732
> > > FAX (815) 636-6040
> > >
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