CN 3911
Petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms
| Code | Description | Unit | Third-country duty | Source |
|---|---|---|---|---|
| 3911 10 | Petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes | TARIC | ||
| 3911 10 00 10 | For cavity filling, for use in certain types of aircraft | 6.5% | TARIC | |
| 3911 10 00 81 | Non-hydrogenated hydrocarbon resin, obtained by polymerization of more than 75 % by weight C-5 to C-12 cycloaliphatic alkenes and more than 10 % but not more than 25 % by weight aromatic alkenes yielding a hydrocarbon resin with: - an iodine value of more than 120 and - a Gardner Colour of more than 10 for the pure product or - a Gardner Colour of more than 8 for a 50 % solution by weight in toluene (as determined by the ASTM method D6166) | 6.5% | TARIC | |
| 3911 10 00 90 | Other | 6.5% | TARIC | |
| 3911 20 00 00 | Poly(1,3-phenylene methylphosphonate) | 6.5% | TARIC | |
| 3911 90 | Other | TARIC | ||
| Condensation or rearrangement polymerisation products whether or not chemically modified | ||||
| 3911 90 11 | Poly(oxy-1,4-phenylenesulphonyl-1,4-phenyleneoxy-1,4-phenyleneisopropylidene-1,4-phenylene), in one of the forms mentioned in note 6(b) to this chapter | TARIC | ||
| 3911 90 11 10 | Poly(oxy-1,4-phenylenesulphonyl-1,4-phenyleneoxy-1,4-phenyleneisopropylidene-1,4-phenylene) (CAS RN 25135-51-7 and CAS RN 25154-01-2), in one of the forms mentioned in note 6(b) to this chapter containing by weight not more than 20 % of additives | 3.5% | TARIC | |
| 3911 90 11 90 | Other | 3.5% | TARIC | |
| 3911 90 13 00 | Poly(thio-1,4-phenylene) | 0% | TARIC | |
| 3911 90 19 | Other | TARIC | ||
| 3911 90 19 15 | Polyetherimide of - 5,5′-[(isopropylidene)bis(4,1-phenylene)dioxy]bis(1,3-isobenzofurandione) and 1,3-benzenediamine whether or not as a copolymer with 3-aminopropyl terminated dimethylsilicones (CAS RN 61128-46-9 or 99904-16-2), or - 5,5′-[(isopropylidene)bis(4,1-phenylene)dioxy]bis(1,3-isobenzofurandione) and 1,4-benzenediamine (CAS RN 61128-47-0), or - 4,4′-[(isopropylidene)bis(4,1-phenylene)dioxy]bis(1,3-isobenzofurandione), 5,5′-[(isopropylidene)bis(4,1-phenylene)dioxy]bis(1,3-isobenzofurandione), 4,5′-[(isopropylidene)bis(4,1-phenylene)dioxy]bis(1,3-isobenzofurandione), pyromellitic dianhydride, 1,2-benzenediamine, 1,3-benzenediamine and 1,4-benzenediamine with phthalic anhydride endcaps (CAS RN 96557-46-9) | 6.5% | TARIC | |
| 3911 90 19 25 | Polyamideimide of -4-Chloroformylphthalic anhydride and 4,4′-methylenedianiline (CAS RN 35463-82-2), or -4-Chloroformyphthalic anhydride, 4,4′-oxydianiline and 1,3-phenylenediamine (CAS RN 25928-85-2), containing by weight not more than 35 % of additives | 6.5% | TARIC | |
| 3911 90 19 30 | Copolymer of ethyleneimine and ethyleneimine dithiocarbamate, in an aqueous solution of sodium hydroxide | 6.5% | TARIC | |
| 3911 90 19 35 | Poly(oxy-1,4-phenylenesulfonyl-1,4-phenyleneoxy-4,4’-biphenylene) (CAS RNs 25608-64-4 and 25839-81-0) containing by weight not more than 20 % of additives | 6.5% | TARIC | |
| 3911 90 19 40 | m- Xylene formaldehyde resin | 6.5% | TARIC | |
| 3911 90 19 80 | Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene) (CAS RN 25608-63-3 and CAS RN 25667-42-9) containing by weight not more than 20 % of additives | 6.5% | TARIC | |
| 3911 90 19 90 | Other | 0% | TARIC | |
| Other | ||||
| 3911 90 92 00 | Copolymer of p-cresol and divinylbenzene, in the form of a solution in N,N-dimethylacetamide containing by weight 50 % or more of polymer; hydrogenated copolymers of vinyltoluene and α-methylstyrene | 0% | TARIC | |
| 3911 90 99 | Other | TARIC | ||
| 3911 90 99 10 | For cavity filling, for use in certain types of aircraft | 6.5% | TARIC | |
| Other | ||||
| 3911 90 99 23 | Aqueous solution consisting of by weight 25 % or more, but not more than 40 % of a poly(isobutylene-maleic anhydride) modified with: -N,N-dimethylpropane-1,3-diamine, -a copolymer of ethylene oxide and propylene oxide, having aminopropyl and methoxy end-groups, -ethanol (CAS RN 497926-97-3) | 6.5% | TARIC | |
| 3911 90 99 25 | Copolymer of vinyltoluene and α-methylstyrene | 6.5% | TARIC | |
| 3911 90 99 35 | Alternated copolymer of ethylene and maleic anhydride (EMA) | 6.5% | TARIC | |
| 3911 90 99 38 | Mixture containing by weight: -90 % (± 1 %) of 1,4:5,8- Dimethanonaphthalene, 2-ethylidene-1,2,3,4,4a,5,8,8a-octahydro-,polymer with 3a,4,7,7a- tetrahydro- 4,7-methano-1H-indene, hydrogenated (CAS RN 881025-72-5), and -10 % (± 1 %) of a hydrogenated styrene butadiene copolymer (CAS RN 66070-58-4) | 6.5% | TARIC | |
| 3911 90 99 40 | Mixed calcium and sodium salt of a copolymer of maleic acid and methyl vinyl ether, having a calcium content of 9 % or more but not more than 16 % by weight | 6.5% | TARIC | |
| 3911 90 99 43 | Copolymer of α-methylstyrene and styrene, having a softening point of more than 113 ºC | 6.5% | TARIC | |
| 3911 90 99 45 | Copolymer of maleic acid and methyl vinyl ether | 6.5% | TARIC | |
| 3911 90 99 48 | Mixture containing by weight: -90 % (± 1 %) of 1,4:5,8- Dimethanonaphthalene, 2-ethylidene-1,2,3,4,4a,5,8,8a-octahydro-,polymer with 3a,4,7,7a- tetrahydro- 4,7-methano-1H-indene, hydrogenated (CAS RN 881025-72-5), and -10 % (± 1 %) of an ethylene-propylene copolymer (CAS RN 9010-79-1) | 6.5% | TARIC | |
| 3911 90 99 60 | Copolymer of styrene with maleic anhydride, either partially esterified or completely chemically modified, in flake or powder form | 6.5% | TARIC | |
| 3911 90 99 63 | Mixture, containing by weight: - 20% or more but not more than 40% of a copolymer of methyl vinyl ether and monobutyl maleate (CAS RN 25119-68-0), - 7% or more but not more than 20% of a copolymer of methyl vinyl ether and monoethyl maleate (CAS RN 25087-06-3), - 40% or more, but not more than 65% of ethanol (CAS RN 64-17-5), - 1% or more but not more than 7% of butan-1-ol (CAS RN 71-36-3) | 6.5% | TARIC | |
| 3911 90 99 65 | Calcium zinc salt of a copolymer of maleic acid and methyl vinyl ether | 6.5% | TARIC | |
| 3911 90 99 70 | Aqueous solution containing by weight: - 30 % or more but not more than 40 % of poly-4-vinylpyridine-N-oxide, - 0,1 % or more but not more than 4 % of isonicotinic acid-N-oxide, - 0,1 % or more but not more than 3,5 % of sodium sulphate, - 0,1 % or more but not more than 2 % of 4-acetylpyridine-N-oxide | 6.5% | TARIC | |
| 3911 90 99 73 | A mixture containing by weight: -89 % or more but not more than 91 % of 1,4:5,8-dimethanonaphthalene, 2-ethylidene-1,2,3,4,4a,5,8,8a-octahydro-, polymer with 3a,4,7,7a-tetrahydro-4,7-methano-1H-indene, hydrogenated (CAS RN 881025-72-5), and -9 % or more but not more than 11 % of polypropylene homopolymer (CAS RN 9003-07-0) | 6.5% | TARIC | |
| 3911 90 99 86 | Copolymer of methyl vinyl ether and maleic acid anhydride (CAS RN 9011-16-9) | 6.5% | TARIC | |
| 3911 90 99 90 | Other | 0% | TARIC | |
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Source: European Commission (DG TAXUD), TARIC and Combined Nomenclature data as extracted on 1 October 2026. Heading 3911 in the TARIC consultation
Only the third-country duty is shown. Not shown: tariff preferences, quotas, suspensions, anti-dumping and other additional duties, import controls and the legal notes. The TARIC consultation lists the measures of each code.
This page is general information, not legal advice and not a classification decision. Tariff texts and rates change: check the publisher's current schedule, and ask the customs authority for a binding ruling where the answer matters.