The invention relates to the field of high polymer materials, in particular to a TPO skin as well as a preparation method and application thereof. The skin comprises a coating, a TPO glue layer and a base layer which are arranged in sequence; the coating is a cross-linked polymer; the TPO glue layer is prepared from the following raw materials in parts by weight: 50 to 70 parts of TPV, 8 to 25 parts of RTPO, 3 to 15 parts of polyethylene, 5 to 20 parts of RPP, 2 to 10 parts of talcum powder, 0.1 to 0.8 part of ultraviolet light absorber, 2 to 8 parts of color master batch, 0.1 to 0.8 part of lubricant, 0.1 to 0.8 part of hindered amine stabilizer and 0.1 to 1 part of hindered phenol stabilizer. 0.1 to 1 part by weight of a phosphite ester stabilizer; the TPO surface layer made of a specific material is not prone to yellowing, the coating and the TPO glue layer can be tightly attached, stripping and falling are avoided, and the TPO surface layer has a good appearance.
本发明涉及高分子材料领域,具体涉及一种TPO表皮及其制备方法和应用。表皮包括依次设置的涂层、TPO胶层与基层;所述涂层为交联聚合物;所述TPO胶层包括如下重量份的原料:50‑70重量份的TPV、8‑25重量份的RTPO、3‑15重量份的聚乙烯、5‑20重量份的RPP、2‑10重量份的滑石粉、0.1‑0.8重量份的紫外光吸收剂、2‑8重量份的色母粒、0.1‑0.8重量份的润滑剂、0.1‑0.8重量份的受阻胺稳定剂、0.1‑1重量份的受阻酚稳定剂、0.1‑1重量份的亚磷酸酯类稳定剂;本发明特定材料的TPO表皮不容易产生黄变现象,并且涂层与TPO胶层能够紧密贴合,不会发生剥离脱落,具有良好的外观。
TPO skin as well as preparation method and application thereof
一种TPO表皮及其制备方法和应用
2025-03-11
Patent
Electronic Resource
Chinese
IPC: | C09D Überzugsmittel, z.B. Anstrichstoffe, Firnisse oder Lacke , COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE , Herstellen besonderer Gegenstände aus Kunststoff oder aus Stoffen in plastischem Zustand / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |
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