CA glue turns yellow over white resin barrels

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acjacobs24

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Joined
Jul 29, 2016
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1
Location
Slidell, La
When using CA glue as a finish over white resin barrels, they turn yellow over time. Does anyone have an idea on how I can prevent this from happening? Thanks.
 
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hokie

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May 29, 2017
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316
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Falls Church, Virginia
When using CA glue as a finish over white resin barrels, they turn yellow over time. Does anyone have an idea on how I can prevent this from happening? Thanks.
Are you sure it's not the resin itself turning yellow? Here's a notable example of what can happen with time and UV exposure...
1709684421744.png
 

Tach

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Joined
Jan 22, 2024
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18
Location
North Carolina
I agree, it's the epoxy. Most epoxies have poor uv stability. Urethanes(not polyurethanes, but automotive/industrial) have much better stability but are more expensive and harder to use.
 

hokie

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Joined
May 29, 2017
Messages
316
Location
Falls Church, Virginia
My bet would be upon the resin turning , not the CA . And also in Hokie`s project , the epoxy turning , not the dye .
I should probably clarify... That was a screenshot from a YouTuber's website (Blacktail Studio). Unfortunately I'm not in a position to make big ol' projects like that, haha.
Here is a video where he discusses the yellowing of that table:
 
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