	US 12,435,181 B2
	Formulations capable of reacting with or removal of molecular oxygen
Shenshen Li, Plano, TX (US)
Appl. No. 17/425,722
Filed by Shenshen Li, Plano, TX (US)
PCT Filed Jan. 27, 2020, PCT No. PCT/US2020/015209 § 371(c)(1), (2) Date Jul. 24, 2021, PCT Pub. No. WO2020/154728, PCT Pub. Date Jul. 30, 2020.
Claims priority of provisional application 62/797,269, filed on Jan. 26, 2019.
Prior Publication US 2022/0235174 A1, Jul. 28, 2022
Int. Cl. C08G 63/183 (2006.01); B29C 45/00 (2006.01); C08K 5/07 (2006.01); C08K 5/098 (2006.01); C08K 5/1545 (2006.01); C08K 5/18 (2006.01); C08K 5/20 (2006.01); C08K 5/32 (2006.01); C08K 5/435 (2006.01); B29K 33/04 (2006.01)

CPC C08G 63/183 (2013.01) [B29C 45/0001 (2013.01); C08K 5/07 (2013.01); C08K 5/098 (2013.01); C08K 5/1545 (2013.01); C08K 5/18 (2013.01); C08K 5/20 (2013.01); C08K 5/32 (2013.01); C08K 5/435 (2013.01); B29K 2033/04 (2013.01)]

20 Claims

1. A composition, comprising:

a polymer at a first weight percentage;

a functional component selected from an oxidizable additive and a precursor to the oxidizable additive, the functional component at a second weight percentage; and

an oxidation catalyst at a third weight percentage sufficient to catalyze an oxidation reaction of the oxidizable additive by molecular oxygen during the application of the composition,

wherein the precursor is capable of being converted into the oxidizable additive during processing of the composition at an elevated temperature,

wherein the second weight percentage is greater than the third weight percentage, and the first weight percentage is greater than a sum of the second and the third weight percentages,

wherein the oxidizable additive comprises an organic moiety including a first carbon atom (C), the first carbon atom being directly attached to a hydrogen atom (H), and the first carbon atom further being directly attached to:

(1) each of a first group, a second group, and a third group, or

(2) each of a strong mesomeric electron-donating group and a strong mesomeric electron-withdrawing group,

wherein the first group includes a conjugated unit selected from a double bond, a triple bond, an aromatic ring, the first group further includes a first anchor atom, the first anchor atom has an sp²hybridization, an sp hybridization, or a lone pair of valence electrons, and the first anchor atom of the first group is directly attached to the first carbon atom,

wherein the second group includes a heteroatom and the second group is selected from a triple bond; a C═N unit; a N═O unit; a first C═O unit directly attached to the first carbon atom and directly attached to a second carbon atom; a second C═O unit directly attached to the first carbon atom and directly attached to an oxygen; a third C═O unit directly attached to the first carbon atom and directly attached to a first nitrogen atom, said first nitrogen atom being directly attached to a third carbon atom; a first fragment directly attached to the first carbon atom at an oxygen; a second fragment directly attached to the first carbon atom at a nitrogen; and a third fragment having at least three heteroatoms within a spatial distance of 4 Å from the first carbon atom, the at least three heteroatoms including a nitrogen, provided that the second group is the third fragment if and only if the first group is an ester directly attached to the first carbon atom with an ester oxygen or an amide directly attached to the first carbon atom with an amide nitrogen,

wherein the third group is selected from a hydrogen, an alkyl group, an aromatic group, a double bond, a triple bond, and a heteroatom, provided that:

when the first group is a benzene or a vinyl, the third group does not form a ring containing the first carbon atom and the first anchor atom,

when the first carbon atom is directly attached to a carbonyl group and directly attached to an oxygen atom, (1) the oxygen atom is directly attached to one of hydrogen and a double bond, (2) the first carbon atom is further directly attached to one of a hydrogen, a double bond, and an oxygen, or (3) the carbonyl group is directly attached to a double bond,

when the first carbon atom is directly attached to a vinyl and to a chalcogen selected from an oxygen, a sulfur, and a selenium, (1) the chalcogen is directly attached to one of a hydrogen, heteroatom, a triple bond, and a linear alkyl with more than four carbon atoms, or (2) the first carbon is directly attached to one of a heteroatom separated from the chalcogen, and a double bond having a heteroatom separated from the chalcogen,

when the first carbon atom is directly attached to a benzene and directly attached to an oxygen, (1) the oxygen is part of the first group, the second group, or the third group, and the oxygen is directly attached to one of a hydrogen, a vinyl, and a carbonyl directly attached to a vinyl, or (2) the first carbon atom is directly attached to a carbonyl group and the carbonyl group is part of the first group, the second group, or the third group,

when the first carbon atom is directly attached to a benzene or a vinyl and directly attached to a nitrogen atom, (1) the nitrogen atom is directly attached to a carbonyl of an acetylbenzoate (—C(═O)-p-C₆H₄—C(═O)—O—) moiety, directly attached to one of a linear alkyl having more than 4 carbons, an aromatic group, and an allyl, or (2) the first carbon atom is further directly attached to a carbonyl group,

wherein the strong mesomeric electron-donating group is selected from a phenoxide (—O⁻) group, an amine (—NR₂, —NHR, —NH₂) group, an ether (—OR) group, and a hydroxy (—OH) group, and

wherein the strong mesomeric electron-withdrawing group is selected from a cyano (CN) group, a triflyl (—SO₂CF₃) group, a sulfonate (—SO₃H) group, and a nitro (—NO₂) group.