Section 721.11214 - 2-Propenoic acid, 2-methyl-, 2-(2-butoxyethoxy)ethyl ester, polymer with 1,3-butadiene and 2-propenenitrile(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance identified as 2-propenoic acid, 2-methyl-, 2-(2-butoxyethoxy)ethyl ester, polymer with 1,3-butadiene and 2-propenenitrile (PMN P-17-404, CAS No. 2058302-39-7) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section. The requirements of this section do not apply to quantities of the substance after they have been reacted (cured).(2) The significant new uses are:(i)Industrial, commercial, and consumer activities. It is a significant new use to manufacture, process, or use the substance in any manner that results in the generation of spray, mist, aerosol, or respirable particles.(b)Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph (b).(1)Recordkeeping. Recordkeeping requirements as specified in § 721.125(a) through (c) and (i) are applicable to manufacturers and processors of this substance.(2)Limitations or revocation of certain notification requirements. The provisions of § 721.185 apply to this section. 85 FR 1109 , Jan. 9, 2020