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    • 50. 发明公开
    • 지방족 열가소성 폴리우레탄, 그의 제조방법 및 그의 용도
    • 二氧化钛热固性聚氨酯,其生产工艺及其用途
    • KR1020000048143A
    • 2000-07-25
    • KR1019990057755
    • 1999-12-15
    • 바이엘 악티엔게젤샤프트
    • 카우프홀트,볼프강호페,한스-게오르그하이딩스펠트,헤르베르트슈흘테,베른하르트페흘링스,헨리쿠스
    • C08L75/04
    • C08G18/75C08G18/0895C08G18/6607C08G18/73C08G2140/00
    • PURPOSE: An aliphatic thermoplastic polyurethane (TPU) is provided which can produce a molding product wherein the development of sulfurization by light and change of color are inhibited. CONSTITUTION: A thermoplastic composition including aliphatic polyurethane contains the components of: a) aliphatic diisocyanate component which includes 60-100 mol% of hexamethylene diisocyanate and 0-40 mol% of other aliphatic diisocyanates; b) more than 1 polyols whose number average molecular weight is 600-5000 g/mol and which are selected from a group which consists of polyester polyol, polyether polyol and polycarbonate diol; c) an elongation material whose number average molecular weight is 60-500 g/mol, d) 0.4-0.9 wt% of more than one UV stabilizers to the entire weight of composition; e) more than one catalysts; and f) polyurethane resin which is obtained from at least one component selected from the group consisting of lubricant, blocking prevention agent, inhibitor, hydrolysis stabilizer, heat stabilizer, fire extinguisher, pigment and reinforcing agent.
    • 目的:提供一种脂肪族热塑性聚氨酯(TPU),其可以生产一种成型产品,其中通过光发生硫化和颜色变化被抑制。 构成:包含脂肪族聚氨酯的热塑性组合物含有:a)脂肪族二异氰酸酯成分,其包含60-100摩尔%的六亚甲基二异氰酸酯和0-40摩尔%的其它脂族二异氰酸酯; b)数均分子量为600-5000g / mol的多于1种多元醇,其选自由聚酯多元醇,聚醚多元醇和聚碳酸酯二醇组成的组; c)数均分子量为60-500g / mol的伸长材料,d)组合物整体重量的多于一种UV稳定剂的0.4-0.9wt%; e)多于一种催化剂; 和f)由选自润滑剂,阻断防止剂,抑制剂,水解稳定剂,热稳定剂,灭火器,颜料和增强剂中的至少一种成分得到的聚氨酯树脂。