3,7-Dimethyl-decandisaeure | 2738-80-9

• 分子结构分类: 有机化合物 - 脂质和类脂质分子 - 脂肪酰基
• 英文名称: 3,7-Dimethyl-decandisaeure
• 英文别名: 3,7-dimethyl-decanedioic acid；3,7-Dimethyldecanedioic acid
• CAS: 2738-80-9
• 化学式: C₁₂H₂₂O₄
• 分子量: 230.304
• InChiKey: HYPIHGLKOQBQNW-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.8
• 重原子数：
  16
• 可旋转键数：
  9
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.83
• 拓扑面积：
  74.6
• 氢给体数：
  2
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  3,7-Dimethyl-decandisaeure 在 乙醚 作用下， 生成 3,7-dimethyl-decanedioic acid-dianilide
  参考文献：
  名称：

  Herout; Suchy, Collection of Czechoslovak Chemical Communications, 1958, vol. 23, p. 2169,2172;

  摘要：

  DOI：
• 作为产物：
  描述：

  2-isopropylidene-5,9-dimethyl-cyclodecanone 在 高氯酸 、 双氧水 、 溶剂黄146 作用下， 生成 3,7-Dimethyl-decandisaeure
  参考文献：
  名称：

  Herout; Suchy, Collection of Czechoslovak Chemical Communications, 1958, vol. 23, p. 2169,2172;

  摘要：

  DOI：

文献信息

• Polyurethane and molded article comprising the same
  申请人：Kuraray Co., Ltd.

  公开号：US05606005A1

  公开（公告）日：1997-02-25

  A polyurethane made of polyester diol units, organic diisocyanate units and units from a chain extender, wherein the polyester diol units contain dicarboxylic acid units and diol units, wherein at least 30 mole % of the dicarboxylic acid units are units derived from 3,8-dimethyldecanedioic acid, 3,7-dimethyldecanedioic acid or a mixture thereof, and wherein the polyester diol units have a number-average molecular weight in a range from 500 to 6000 is provided along with the polyester diol for preparing the polyurethane, polyurethane fibers prepared from the polyurethane, a molded article prepared from the polyurethane and processes for producing the polyurethane, polyester diol, dimethyldecanedioic acids and dimethyldecanedials used to prepare the dimethyldecanedioic acids; where the polyurethane and fibers produced therefrom are superior in various properties such as hydrolytic resistance, heat resistance, resistance to hot water, cold resistance, fungal resistance and mechanical performances e.g., strength at break and elongation at break, as well as injection moldability and the fibers are dyeable under high-temperature and high-pressure conditions and are superior, after dyeing, in tensile strength and elongation, elastic recovery, fungal resistance, resistance to chlorine and color fastness.

  提供了一种聚酯二醇单元、有机二异氰酸酯单元和链延伸剂单元制成的聚氨酯，其中聚酯二醇单元包含二羧酸单元和二元醇单元，其中至少30摩尔％的二羧酸单元是由3,8-二甲基癸二酸、3,7-二甲基癸二酸或其混合物衍生的单元，并且聚酯二醇单元的数均分子量在500至6000的范围内。同时提供了用于制备聚氨酯的聚酯二醇、由聚氨酯制备的聚氨酯纤维、由聚氨酯制备的成型品以及用于生产聚氨酯、聚酯二醇、二甲基癸二酸和二甲基癸二醛的工艺；其中，由聚氨酯和制备自聚氨酯的纤维在各种性能方面优越，如耐水解性、耐热性、耐热水性、耐寒性、抗真菌性和机械性能（例如断裂强度和断裂伸长），以及注射成型性能，纤维在高温高压条件下可染色，并且在染色后具有优异的拉伸强度和伸长率、弹性恢复、抗真菌性、抗氯性和色牢度。
• Water-Dispersed Polyurethane Composition
  申请人：Fujita Naohiro

  公开号：US20080194757A1

  公开（公告）日：2008-08-14

  The water-dispersed polyurethane composition of the present invention comprises a polyisocyanate component (a), a polyol component (b), and water as the essential components, wherein, at least, an isocyanate compound represented by general formula (I) below is used as the polyisocyanate component (a). The water-dispersed polyurethane composition of the present invention is excellent in adhesiveness, water resistance, corrosion resistance, heat resistance, weather resistance, water repellency, oil repellency, and the like, and can be suitably used as paint for surface-treated steel plates. wherein R 1 represents an alkyl group having 10 to 30 carbon atoms, R 2 represents —N═C═O or —NH—C(═O)C—O— R 1 , and A represents a residue other than two —N═C═O groups derived from a diisocyanate.

  本发明的水分散聚氨酯组合物包括聚异氰酸酯组分（a）、聚醇组分（b）和水作为必要组分，其中，至少使用下式（I）表示的异氰酸酯化合物作为聚异氰酸酯组分（a）。本发明的水分散聚氨酯组合物在粘附性、耐水性、耐腐蚀性、耐热性、耐候性、防水性、防油性等方面表现出色，并可适用于表面处理钢板的涂料。其中，R1表示具有10至30个碳原子的烷基，R2表示—N═C═O或—NH—C（═O）C—O—R1，A表示从二异氰酸酯衍生的两个—N═C═O基团以外的残基。
• REUSABLE PRINT MEDIUM AND METHOD OF MANUFACTURING THEREOF
  申请人：OCE TECHNOLOGIES B.V.

  公开号：US20130137805A1

  公开（公告）日：2013-05-30

  The present invention relates to a reusable print medium comprising a substrate and a sacrificial layer. The sacrificial layer contains a hotmelt composition at least comprising an amorphous material. The amorphous material is a resin being a reaction product of a first monomer A, said first monomer A being a polyhydroxyl alcohol comprising X hydroxyl functional groups, wherein X≧2, monomer A optionally comprises a primary or secondary amine functionality; a second monomer B, being an aromatic monocarboxylic acid; a third monomer C, said third monomer C being able to form an ester linkage with an alcohol and/or an amide linkage with a primary or secondary amine; and optionally, a fourth monomer D, being an aromatic monocarboxylic acid different from the second monomer B. The sacrificial layer including the printed image may be removed from the substrate by applying heat. A new sacrificial layer may be applied such that the reusable print medium is ready to be reused. The present invention also relates to a method of manufacturing a reusable print medium according to the present invention, a method of printing and recycling such a print medium and an apparatus for printing and recycling such a print medium.

  本发明涉及一种可重复使用的印刷介质，包括基底和牺牲层。牺牲层含有至少包括非晶态材料的热熔组合物。该非晶态材料是一种树脂，是第一单体A的反应产物，第一单体A是一种聚羟基醇，包括X个羟基官能团，其中X≥2，单体A可选包括一种主链或侧链氨基官能团；第二单体B是一种芳香单羧酸；第三单体C能够与醇形成酯键和/或与一种主链或侧链氨基形成酰胺键；可选地，第四单体D是一种与第二单体B不同的芳香单羧酸。可以通过施加热量从基底中去除包括印刷图像的牺牲层。可以应用新的牺牲层，使可重复使用的印刷介质准备好被重用。本发明还涉及一种制造可重复使用的印刷介质的方法，一种印刷和回收这样的印刷介质的方法，以及一种印刷和回收这样的印刷介质的装置。
• New di-aldehyde and its use in the preparation of new urethanes for molded articles
  申请人：KURARAY CO., LTD.

  公开号：EP0712829A2

  公开（公告）日：1996-05-22

  The present invention provides a polyurethane comprising a polyester diol component, an organic diisocyanate component and a chain extender component, 30 mole % or more of dicarboxylic acid units constituting said polyester diol being units from 3,8-dimethyldecanedioic acid unit and/or units from 3,7-dimethyldecanedioic acid unit, said polyester diol having a number-average molecular weight of 500 to 6000; a molded article comprising the same; a polyurethane fiber comprising the same; and said polyester diol. The present invention provides a process for producing a dimethyldecanedioic acid represented by the general formula (II)         HOOC-CH₂-CH(CH₃)-CH₂-CH₂-CH₂-CH(A)-CH(B)-CH₂-COOH     (II) wherein either of A and B represents a methyl group and the rest represents a hydrogen atom, which comprises oxidizing a dimethyldecanedial represented by the general formula (I)         OHC-CH₂-CH(CH₃)-CH₂-CH₂-CH₂-CH(A)-CH(B)-CH₂-CHO     (I) wherein either of A and B represents a methyl group and the rest represents a hydrogen atom. The present invention provides a dimethyldecanedial represented by the general formula (I). Furthermore, the present invention provides a process for producing a dimethyldecanedial represented by the general formula (I), comprising hydroformylating a diolefin represented by the general formula (III)         CH₂=C(CH₃)-CH₂-CH₂-CH₂-CH(A)-CH(B)=CH₂     (III) wherein either of A and B represents a methyl group and the rest represents a hydrogen atom. The polyurethane of the present invention is superior in various properties such as resistance to hydrolysis, heat resistance, resistance to hot water, cold resistance, fungal resistance and mechanical performances e.g., strength at break and elongation at break, as well as injection moldability. The polyurethane fiber of the present invention is superior in heat resistance, resistance to hot water, cold resistance and resistance to hydrolysis, and is dyeable under high-temperature and high-pressure conditions. Furthermore, it is superior, after dyeing, in tensile strength and elongation, elastic recovery, fungal resistance, resistance to chlorine and color fastness. The dimethyldecanedial of the present invention is useful as a raw material of production of the dimethyldecanedioic acid represented by the general formula (II). Furthermore, the polyester diol containing the dimethyldecanedioic acid as a dicarboxylic acid component, shows excellent resistance to hydrolysis and is useful as a raw material for producing high-performance polyurethanes.

  本发明提供了一种聚氨酯，包括聚酯二元醇组分、有机二异氰酸酯组分和扩链剂组分，构成所述聚酯二元醇的二羧酸单元中30摩尔％或更多是来自3,8-二甲基癸二酸单元和/或来自3,7-二甲基癸二酸单元的单元，所述聚酯二元醇的数均分子量为500至6000；由其构成的模塑制品；由其构成的聚氨酯纤维；以及所述聚酯二元醇。 本发明提供了一种生产通式 (II) 所代表的二甲基癸二酸的工艺 hooc-ch₂-ch(ch₃)-ch₂-ch₂-ch₂-ch(a)-ch(b)-ch₂-cooh (ii) 其中 A 和 B 之一代表甲基，其余代表氢原子，包括氧化通式 (I) 所代表的二甲基癸二醛 OHC-CH₂-CH(CH₃)-CH₂-CH₂-CH₂-CH(A)-CH(B)-CH₂-CHO (I) 其中 A 和 B 之一代表甲基，其余代表氢原子。 本发明提供了通式（I）所代表的二甲基癸二醛。 此外，本发明还提供了一种生产通式(I)所代表的二甲基癸二醛的工艺，包括将通式(III)所代表的二烯烃进行氢甲酰化反应 ch₂=c(ch₃)-ch₂-ch₂-ch₂-ch(a)-ch(b)=ch₂ (iii) 其中 A 和 B 之一代表甲基，其余代表氢原子。 本发明的聚氨酯在耐水解性、耐热性、耐热水性、耐寒性、耐真菌性、机械性能（如断裂强度和断裂伸长率）以及注塑成型性等各种性能方面都非常优越。 本发明的聚氨酯纤维具有优异的耐热性、耐热水性、耐寒性和耐水解性，并可在高温高压条件下染色。此外，染色后的拉伸强度和伸长率、弹性恢复、抗真菌性、抗氯性和色牢度也更出色。 本发明的二甲基癸二醛可用作生产通式（II）所代表的二甲基癸二酸的原料。此外，含有作为二羧酸成分的二甲基癸二酸的聚酯二元醇具有优异的耐水解性，可用作生产高性能聚氨酯的原料。
• Thermoplastic polyurethanes, elastic fibers therefrom, and method for producing the fibers
  申请人：Kuraray Co., Ltd.

  公开号：EP0974608A1

  公开（公告）日：2000-01-26

  The invention relates to thermoplastic polyurethanes obtainable by reacting a polyol composition (A) which consists essentially of a polyester-polyol (A-1) having a crystallization enthalpy of at most 70 J/g and a number-average molecular weight of from 1000 to 5000 and a polyether-polyol (A-2) having a number-average molecular weight of from 500 to 2500, and in which the average number, f, of the functional hydroxyl groups existing therein falls between 2.006 and 2.100, an organic diisocyanate (B), and a chain extender (C), at a ratio that satisfies the following formula:1.00 ≤ b/(a+c) ≤ 1.10 wherein a indicates the number of moles of all polyols constituting the polyol composition (A), b indicates the number of moles of the organic diisocyanate (B), and c indicates the number of moles of the chain extender (C); to elastic fibers comprising them; and to a method for producing polyurethane elastic fibers by melt-spinning the thermoplastic polyurethane. The thermoplastic polyurethanes and the polyurethane elastic fibers comprising them have good properties of spinning stability, heat resistance, hot water resistance, elastic recovery, elongation and homogeneousness of fiber.

  本发明涉及一种多元醇组合物（A），它主要由结晶焓至多为 70 焦耳/克、数均分子量为 1000 至 5000 的聚酯多元醇（A-1）和数均分子量为 500 至 2500 的聚醚多元醇（A-2）（其中存在的官能羟基的平均数目 f 在 2.006 至 2.100 之间）、有机二异氰酸酯（B）和扩链剂（C）反应而得的热塑性聚氨酯。100、有机二异氰酸酯 (B) 和扩链剂 (C)，其比例满足下式：1.00 ≤ b/(a+c) ≤ 1.10 其中，a 表示构成多元醇组合物 (A) 的所有多元醇的摩尔数，b 表示有机二异氰酸酯 (B) 的摩尔数，c 表示扩链剂 (C) 的摩尔数。热塑性聚氨酯和由其组成的聚氨酯弹性纤维具有良好的纺丝稳定性、耐热性、耐热水性、弹性恢复、伸长率和纤维均匀性。