File puptcrit/puptcrit.0603, message 144


To: <puptcrit-AT-lists.driftline.org>
Date: Wed, 15 Mar 2006 09:07:16 -0400
Subject: Re: [Puptcrit] Strengthening mat board


Stephen,
Do you have a source for lexan?
Deborah
----- Original Message ----- 
From: "Stephen Kaplin" <skactw-AT-tiac.net>
To: <puptcrit-AT-lists.driftline.org>
Sent: Tuesday, March 14, 2006 11:14 PM
Subject: Re: [Puptcrit] Strengthening mat board


> I'd say try Lexan (polycarbonate, which is totally unbreakable, yet
> still has a good deal of flex. We use 1/16" for large figures and
> thinner (.05 mil) for smaller figures or pieces. You can paint it with
> Krylon spray paints.
>
> Stephen
> On Mar 14, 2006, at 9:54 PM, Daniel McGuire wrote:
>
>> Folks,
>>
>> I'm building shadow puppets. I'm using a new kind of desktop laser to
>> cut the many holes. Traditionally, wayang are made of parchment - ie
>> leather, but the laser has problems cutting leather . I wonder if there
>> is a way to strengthen mat board materials. I understand that persimmon
>> juice is used in Japan to waterproof and strengthen paper used for
>> stencils, but I cannot find a source for it here in the states. I
>> wonder if linseed oil would be at all helpful. Mat board is both a bit
>> too rigid and to fragile - fold it more than 30 degrees it breaks and
>> rips. I wonder if sandwiching Tyvek between two pieces of board might
>> work better - it would be certainly have more tensile strength, and be
>> harder to rip.
>>
>> Plastics seems to be where I am headed - but it too can be brittle.
>>
>> In short, I'm looking for something that is tough like leather,
>> flexible like leather, perhaps translucent like leather, but ain't
>> leather.
>>
>> Suggestions?
>>
>> Cheers,
>> DMCG
>>
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