On Mar 14, 12:31*pm, Paul Oman wrote:
wrote:
Two questions for people with knowledge or experience with the UV
curing polyester resins:

1) Are they (any of them) compatible with polystyrene foam?

*2) Once the UV light has initiated the polymerization, will it spread
* * * through the layup even into places where the light did not
* * * penetrate? *I'm thinking, for instance about the underside
* * * of carbon fiber cloth.

*Thanks.

--

FF

it makes more sense to use thermo set epoxies. Stronger, better bond,
probably cheaper.
epoxies will not dissolve foam

Thermo set meaning that they don't begin to cure until they are
heated?
I ask because I am looking for a very long working time.

If so, do you have a recommendation?

Otherwise, can you answer the first question? I was quite aware of
the
other issues.