Mixtures containing hydrophobic acrylic polymer (CAS No. 27029–57–8) used as a pour point depressant for crude oil (provided for in subheading 3811.90.00) Free No change No change On or before 12/31/2025 . 11504. Fuel oil additives: cold flow improvers containing poly (ethylene-co-ethenyl acetate and vinyl 2-ethyl hexanoate) Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.24.35 Mixtures containing poly (ethylene-co-ethenyl acetate and vinyl 2-ethyl hexanoate) (CAS No. 52856–75–4) used as a cold flow improver for fuel oil (provided for in subheading 3811.90.00) Free No change No change On or before 12/31/2025 . 11505. Poly(isobutylene) hydroformylation products Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.24.36 Mixtures consisting of poly(isobutylene) hydroformylation products, reaction products with ammonia (CAS No. 337367–30–3), used in the production of gasoline detergent additive packages (provided for in subheading 3811.90.00) 5% No change No change On or before 12/31/2025 . 11506. Input for rubber products Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.24.37 Mixtures of 3-(3,4-dichlorophenyl)-1,1-dimethylurea (CAS No. 330–54–1) with acrylate rubber (provided for in subheading 3812.10.10) Free No change No change On or before 12/31/2025 . 11507. Mixtures of oligomers as general antioxidants for rubber tires Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.24.38 Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (CAS Nos. 147–47–7 and 26780–96–1) as general antioxidants for rubber tires (provided for in subheading 3812.31.00) 4.4% No change No change On or before 12/31/2025 . 11508. Benzene, 2,4-diisocyanato-1,3,5-tris(1-methylethyl)-, homopolymer Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.24.39 Benzene,