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    • 1. 发明授权
    • Process for the production of composite structures
    • 复合结构生产工艺
    • US5154871A
    • 1992-10-13
    • US658278
    • 1991-02-20
    • Joachim WagnerKarl PeltzerWerner Rasshofer
    • Joachim WagnerKarl PeltzerWerner Rasshofer
    • B32B25/14B32B18/00B32B27/08B32B27/40C08G18/50C08G18/65
    • B32B27/08Y10T428/2495Y10T428/263Y10T428/31551Y10T442/67
    • Composite structures are produced by placing at least two flat, thermoplastically formable plastic materials one above the other and thermoplasticially molding the materials under sufficient conditions of temperature and pressure that molding is accompanied by intimate union of individual layers of the structure. At least one of the plastic materials is based on a polyisocyanate polyaddition product having a density of at least 0.8 g/cm.sup.3 and is prepared by reacting:a) an aromatic polyisocyanate,b) a compound having a molecular weight of about 1800 to 12,000 and containing an average of at least 2.5 isocyanate reactive groups,c) optionally a diamine having a molecular weight of from 108 to 400 and containing two primary and/or secondary aromatically bound amino groups, andd) optionally an aliphatic or cycloaliphatic polyol and/or an aliphatic or cycloaliphatic polyamine having a molecular weight of from 60 to 1799 and which may contain ether groups,at an isocyanate index of from about 60 to 140. The total combined amount of components c) and d) is at least 5% by weight, based on the weight of component b).
    • 通过在足够的温度和压力条件下放置至少两个平坦的,热塑性可成形的塑料材料一个在另一个之上并热塑性地模制材料来生产复合结构,该模塑伴随着结构的各个层的紧密结合。 至少一种塑料材料是基于密度为至少0.8g / cm 3的多异氰酸酯加聚产物,其通过以下方法制备:a)芳族多异氰酸酯,b)分子量为约1800至12,000的化合物和 含有至少2.5个异氰酸酯反应性基团的平均值,c)任选分子量为108-400的二胺,并含有两个伯和/或二次芳香结合的氨基,和d)任选的脂族或脂环族多元醇和/或 分子量为60至1799的脂族或脂环族多胺,其可含有醚基,异氰酸酯指数为约60至140.组分c)和d)的总组合量为至少5重量% ,基于组分b)的重量。
    • 2. 发明授权
    • Composite structures
    • 复合结构
    • US5009950A
    • 1991-04-23
    • US323454
    • 1989-03-14
    • Joachim WagnerKarl PeltzerWerner Rasshofer
    • Joachim WagnerKarl PeltzerWerner Rasshofer
    • B32B25/14B32B18/00B32B27/08B32B27/40C08G18/50C08G18/65
    • B32B27/08Y10T428/2495Y10T428/263Y10T428/31551Y10T442/67
    • The present invention is directed to composite structures by thermoplastically shaping an assembly of at least two flat thermoplastically formable plastic materials placed in layers one above the other and optionally at least one upper, lower and/or intermediate layer containing a reinforcing or filler material under such conditions of temperature and pressure that shaping is accompanied by intimate union of the individual layers of the assembly, characterized in that at least one of the flat plastic materials is based on a polyisocyanate polyaddition product having a density of at least 0.8 g/cm.sup.3 which has been prepared by the reaction of(a) aromatic polyisocyanates,(b) compounds having a molecular weight of 1800 to about 12000 and containing a statistical average of at least 2.5 isocyanate-reactive groups, optionally(c) diamines in the molecular weight range of 108 to 400 containing two primary and/or secondary aromatically bound amino groups, and optionally(d) (cyclo)alkanepolyols and/or (cyclo)alkanepolyamines in the molecular weight range of 60 to 1799 optionally containing ether groups,by a single stage or multi-stage process at an isocyanate index of 60 to 140, wherein at least one of components (c) or (d) is used in a quantity such that the total quantity of components (c) and (d) is at least 5% by weight, based on the weight of component (b).
    • 本发明涉及复合结构,其通过将至少两个平坦的可塑成形塑料材料的组件热塑成形,一个层叠在另一层之上,以及任选地至少一层含有增强或填充材料的上,下和/或中间层 温度和压力的条件是成形伴随着组件的各个层的紧密结合,其特征在于,所述扁平塑料材料中的至少一种基于密度为至少0.8g / cm 3的多异氰酸酯加聚产物,其具有 通过(a)芳族多异氰酸酯的反应制备,(b)分子量为1800至约12000的化合物,并且含有至少2.5个异氰酸酯反应性基团的统计平均值,任选(c)分子量范围内的二胺 108至400,其含有两个伯和/或二次芳香结合的氨基,以及任选的(d)(环)烷撑多糖 通过在异氰酸酯指数为60至140的单级或多级方法,任选地含有醚基的分子量范围为60至1799的(环)链烷多胺和/或(环)链烷多胺,其中至少一种组分(c)或 (d)的使用量使得组分(c)和(d)的总量基于组分(b)的重量为至少5重量%。
    • 8. 发明授权
    • Process for producing moldings using a mold release agent
    • 使用脱模剂制造模制品的方法
    • US5716580A
    • 1998-02-10
    • US596970
    • 1996-02-05
    • Joachim WagnerWerner Rasshofer
    • Joachim WagnerWerner Rasshofer
    • B29C33/62B29C67/24B28B7/36
    • B29C33/62B29C67/246B29K2075/00
    • The present invention is directed to a process for the production of moldings from plastic forming materials in metal molds comprising coating at least a portion of the internal walls of the mold with an external mold release agent, introducing the plastic forming material into the mold, closing the mold, and removing the product from the mold, the improvement wherein the external mold release agent comprises one or more organic compounds the molecules of contain on a statistical average A) from 0.5 to 1.2 polar groups selected from the group consisting of --CN, --NC, --NCO, --CNO, --OCN, --SCN and --NCS and B) at least one non-polar hydrocarbon chain with at least 12 carbon atoms, which chain may be at least partially fluorinated, and which may be interrupted by heteroatoms and/or carbonyl groups.
    • 本发明涉及从金属模具中的塑料成型材料制造模制品的方法,包括用外部脱模剂涂覆模具的内壁的至少一部分,将塑性成型材料引入模具中 模具,以及从模具中除去产品的改进,其中外部脱模剂包含一种或多种有机化合物,所述分子含有统计平均值A)0.5至1.2个极性基团,所述极性基团选自-CN, -NC,-NCO,-CNO,-OCN,-SCN和-NCS和B)至少一个具有至少12个碳原子的非极性烃链,该链可以是至少部分氟化的,并且其可以被 杂原子和/或羰基。