1960's Mattel Injector - resin used?
In article t,
"Rick" wrote:
"Mike Henry" wrote in message
...
I just picked up a Mattel Injector toy injection molding machine.
Does
anyone have any idea what plastic resin was used in these? Google
hasn't
turned up much so far.
Mike
You might try posting at rec.toys.vintage, too....
....and also sci.polymers.
Erik
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