摘要:
A composition comprises a non-aqueous solvent containing reverse micelle particles formed of block polymers having amphipathic properties. A particle composition and a composition wherein particles are dispersed, which exhibits excellent dispersion properties and can form superbly uniform particles, is provided. Further, display elements, a recording method, and recording apparatus, which employ the composition having excellent dispersion properties and forming superbly uniform particles, are provided.
摘要:
Disclosed herein is a process for producing a three-dimensionally structured material, which comprises the steps of preparing a liquid composition comprising a block polymer and a liquid medium, and imparting a stimulus to the liquid composition to modify the block polymer, thereby forming the three-dimensionally structured material.
摘要:
A polyhydroxyalkanoate having a monomer unit composition represented by General Formula (1): AmB(1-m) (1) wherein A is represented by General Formula (2), B is at least one selected from the group consisting of monomer units represented by General Formula (3) or (4), and m has a value of 0.01 or larger and smaller than 1: wherein n has a value of 0 to 10, k has a value of 3 or 5, and R is at least one group selected from the group consisting of groups represented by General Formulae (5) to (7): in Formula (5) R1 is a group selected from the group consisting of a hydrogen atom (H), halogen atoms, —CN, —NO2, —CF3, —C2F5. and —C3F7; and q is an integer selected from 1 to 8; in Formula (6) R2 is a group selected from the group consisting of a hydrogen atom (H), halogen atoms, —CN, —NO2, —CF3, —C2F5 and —C3F7; and r is an integer selected from 1 to 8; in Formula (7) R3 is a group selected from the group consisting of a hydrogen atom (H), halogen atoms, —CN, —NO2, —CF3, —C2F5 and —C3F7; and s is an integer selected from 1 to 8. The efficient production methods are also provided.
摘要翻译:具有由通式(1)表示的单体单元组成的聚羟基链烷酸酯:<?in-line-formula description =“In-line Formulas”end =“lead”?> A sub> (1-m)(1)<?in-line-formula description =“In-line Formulas”end =“tail”?>其中A由通式(2)表示,B为至少一个 选自由通式(3)或(4)表示的单体单元组,并且m具有0.01以上且小于1的值:其中n具有0至10的值,k的值为3 或5,并且R是选自由通式(5)至(7)表示的基团中的至少一个基团:在式(5)中,R 1是选自氢原子(H) ,卤素原子,-CN,-NO 2,-CF 3,-C 2 H 5。 和-C 3 N 3 R 7; q为选自1至8的整数; 在式(6)中,R 2是选自氢原子(H),卤素原子,-CN,-NO 2,-CF 3, C 2 F 5和-C 3 F 7; 并且r是选自1至8的整数; 在式(7)中,R 3是选自氢原子(H),卤素原子,-CN,-NO 2,-CF 3 N, C 2 F 5和-C 3 F 7; s是选自1至8的整数。还提供了有效的制备方法。
摘要:
A composition containing a polymer compound and medium being a solvent or a binder resin, wherein the polymer compound comprises monomer units represented by the general formula (1): wherein A is a straight-chain or branched alkylene group of 1 to 15 carbon atoms, which may be substituted; m is an integer of 0 to 30, and; B is a single bond or alkylene, which may be substituted; D is an aromatic ring structure; n is an integer of 1 to 10, and R is a hydrogen atom, an alkyl group, which may be substituted, an aromatic ring structure, or a mono- or poly-valent metal cation.
摘要:
A block polymer compound containing block segments, characterized in that at least one hydrophilic segment among the block segments is a copolymer segment composed of an ionic or hydrophilic repeating unit structure and a hydrophobic repeating unit structure.
摘要:
Disclosed herein is a resin-containing composition comprising a solvent, a coloring material insoluble in the solvent and a block polymer compound having a repeating structural unit represented by the following general formula (1): wherein X is a polyalkenyl group which may be substituted, A is a linear or branched alkylene group having 1 to 15 carbon atoms, which may be substituted, at least one CH2 of the alkylene group may be substituted by O, m is an integer of from 0 to 30, the respective A groups may be different from each other when m is plural, Y is at least one of S, O and Se with the proviso that Y contains at least one S and that S, O and Se are each linked via a single bond, and R is a linear or branched alkyl group which may be substituted, an aromatic ring which may be substituted, or a structure in which at most 3 fused rings or aromatic rings, which may be substituted, are bonded via a single bond.
摘要:
A novel polyhydroxyalkanoate (PHA) synthase derived from a microorganism capable of producing a PHA having a novel side-chain structure and a DNA encoding the amino acid sequence for the synthase are provided. Two PHA synthase proteins (SEQ ID NOs: 1 and 3) derived from Pseudomonas cichorii H45 (FERM BP-7374) and PHA synthase genes encoding these PHA synthases are provided, respectively (SEQ ID NOs: 2 and 4). A recombinant microorganism is endowed with a PHA producing ability.
摘要翻译:提供了源自能够产生具有新型侧链结构的PHA的微生物和编码合成酶的氨基酸序列的DNA的新型聚羟基链烷酸酯(PHA)合酶。 分别提供了两种源自Pseudomonas cichorii H45(FERM BP-7374)的PHA合酶蛋白(SEQ ID NO:1和3)和编码这些PHA合成酶的PHA合酶基因(SEQ ID NO:2和4)。 重组微生物具有PHA产生能力。
摘要:
A polymer having a specific repeating structural unit having in the side chain at least one selected from a sulfonic acid, a sulfonic acid ester and a sulfonic acid salt and a specific repeating structural unit having in the side chain at least one selected from a carboxylic acid, a carboxylic acid ester and a carboxylic acid salt.
摘要:
A novel polyhydroxyalkanoate (PHA) synthase derived from a microorganism capable of producing a PHA having a novel side-chain structure and a DNA encoding the amino acid sequence for the synthase are provided. Two PHA synthase proteins (SEQ ID NOs: 1 and 3) derived from Pseudomonas cichorii H45 (FERM BP-7374) and PHA synthase genes encoding these PHA synthases are provided, respectively (SEQ ID NOs: 2 and 4). A recombinant microorganism is endowed with a PHA producing ability.
摘要翻译:提供了源自能够产生具有新型侧链结构的PHA的微生物和编码合成酶的氨基酸序列的DNA的新型聚羟基链烷酸酯(PHA)合酶。 分别提供了两种源自Pseudomonas cichorii H45(FERM BP-7374)的PHA合酶蛋白(SEQ ID NO:1和3)和编码这些PHA合成酶的PHA合酶基因(SEQ ID NO:2和4)。 重组微生物具有PHA产生能力。
摘要:
The present invention provides a PHA (polyhydroxyalkanoate) synthase useful in a process for preparing a PHA, a gene encoding the enzyme, a recombinant vector comprising the gene, a transformant transformed by the vector, a process for producing a PHA synthase utilizing the transformant and a process for preparing a PHA utilizing the transformant. A transformant obtained by introducing a PHA synthase gene from Pseudomonas putida P91 strain into a host microorganism is cultured to produce a PHA synthase or PHA.