Eliminating polymers useful in diffusion control layers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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430215, 526287, 526288, 526298, 5263031, 526304, 526306, 560172, C08F 2802, C08F 2230

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active

045461597

ABSTRACT:
Novel polymers comprising recurring units capable of undergoing .beta.-elimination in an alkaline environment are disclosed for use in diffusion control layers in diffusion transfer film units.

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