发明名称 SELF-PROPELLED ROCKET AND COLLAPSIBLE ROCKET LAUNCH STAND FOR USE IN PROVIDING THE CONTROLLED OCCURRENCE OF AN AVALANCHE OR A MUDSIDE
摘要 <p>A porous sheet is provided suitable for use as a substitute for natural leather for shoes, clothes, and a fiber composite sheet. The porous sheet is formed of an elastic polymer, has a thickness of 10 to 500 mum, and has 500 to 15,000 fine pores mm<2 >inside, the fine pores having an average pore diameter of 1 to 20 mum, and which has a breaking strength of 1 to 15 N/mm<2 >and a breaking elongation of 100 to 500%. A fiber composite sheet is also provided, wherein the porous sheet is laminated on a substrate made of a fiber aggregate as a main component.</p>
申请公布号 KR20030020944(A) 申请公布日期 2003.03.10
申请号 KR20037001112 申请日期 2003.01.24
申请人 发明人
分类号 D06N3/14;B32B3/00;B32B3/10;B32B5/02;B32B5/18;B32B5/24;C08J9/28;C08K3/36;C08L75/04;C09D175/04 主分类号 D06N3/14
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