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Cellulose and its chemical derivatives |
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Mixtures of synthetic rubber and natural rubber or rubber-like gums (e.g. balata) |
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Plastics in primary forms: Alkyd and polyester resins and polyethers |
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Plastics in primary forms: Ion-exchangers based on polymers |
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Plastics in primary forms: Phenolic and epoxide resins and polyurethanes |
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Plastics in primary forms: Polyamides |
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Plastics in primary forms: Polymers, including those of ethylene, propylene, styrene, vinyl chloride, vinyl acetate and acrylics |
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Plastics in primary forms: Silicones |
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Resins, plastics materials and non-vulcanizable thermoplastic elastomers, the mixing and blending of resins on a custom basis, as well as the manufacture of non‑customized synthetic resins |
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Synthetic rubber in primary forms: Factice |
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