{"data":{"id":"us/40-cfr-721.11291","jurisdiction":"us","citation":"40 CFR 721.11291","heading":"Polythioether, short chain diol polymer terminated with aliphatic diisocyanate (generic).","body":"(a) Chemical substance and significant new uses subject to reporting. (1) The chemical substance identified generically as polythioether, short chain diol polymer terminated with aliphatic diisocyanate (PMN P-18-219) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section.\n(2) The significant new uses are:\n(i) Industrial, commercial, and consumer activities. It is a significant new use to manufacture the PMN substance with molecular weight greater than 10,000 daltons. It is a significant new use to manufacture the PMN substance with free isocyanate residuals greater than 0.01% by weight.\n(ii) [Reserved]\n(b) Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph (b).\n(1) Recordkeeping. Recordkeeping requirements as specified in § 721.125(a) though (c) and (i) are applicable to manufacturers and processors of this substance.\n(2) Limitation or revocation of certain notification requirements. The provisions of § 721.185 apply to this section.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER R—TOXIC SUBSTANCES CONTROL ACT","PART 721—SIGNIFICANT NEW USES OF CHEMICAL SUBSTANCES","Subpart E—Significant New Uses for Specific Chemical Substances"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"4d97c56cc9d2ad85b96a8efc2a10f82bb0c2c289f8f32f0cd538c8f6422c8c92","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-721.11290","next":"us/40-cfr-721.11292"},"notice":"GroundRules: Original legal text. Not legal advice."}