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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0812946 (1977-07-05) |
우선권정보 | DE-2631167 (1976-07-10) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 2 인용 특허 : 3 |
A process is described for the successive production of at least two non-cellular molded articles differing in their mechanical properties. Both articles are based on organic polyisocyanates which are trimerized in the presence of compounds which are reactive with isocyanate groups where the equival
A process for the successive production of at least two non-cellular molded articles differing in their mechanical characteristics and both of which are based on organic polyisocyanates, wherein organic polyisocyanates are subjected to a polymerization reaction in closed molds in the presence of com
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