🇨🇳
中文
This class includes the manufacture of 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. This class includes: - manufacture of plastics in primary forms: * polymers, including those of ethylene, propylene, styrene, vinyl chloride, vinyl acetate and acrylics * polyamides * phenolic and epoxide resins and polyurethanes * alkyd and polyester resins and polyethers * silicones * ion-exchangers based on polymers - manufacture of synthetic rubber in primary forms: * synthetic rubber * factice - manufacture of mixtures of synthetic rubber and natural rubber or rubber-like gums (e.g. balata) This class also includes: - manufacture of cellulose and its chemical derivatives
This class excludes: - manufacture of artificial and synthetic fibres, filaments and yarn, see 2030 - shredding of plastic products, see 3830