一、前言为适应多样化的要求和社会形势的发展,铁路新车辆的生产,既要美观,又要耐腐蚀,所以使用大量涂料。但是用于涂料稀释剂的有机溶剂除因其是有害物质而受到“预防有机溶剂中毒法规”的限制之外,还因为这种溶剂是低燃点的挥发性溶剂,且有爆炸、火灾等危险,故 I. Preface To meet the diversified requirements and the development of the social situation, the production of new railway vehicles is not only beautiful but also resistant to corrosion. Therefore, a large number of coatings are used. However, the organic solvents used for paint thinners are not only restricted by the “Prevention of Organic Solvent Poisoning Law” because they are harmful substances, but also because the solvents are low-volatile volatile solvents and are in danger of explosion, fire, etc., Therefore