Canon Kabushiki Kaisha

Otto Albrecht

Takeyuki Sone

Koji Yano

Hiroshi Matsuda

Akira Kuriyama

Ken Eguchi

Sotomitsu Ikeda

Yoichi Otsuka

Kunihiro Mitsutake

Masayoshi Tabata

The invention provides a novel block polymer applicable to a light-emitting device. The block polymer has an electron-transporting block and a hole-transporting block, wherein the main chain backbone of the block polymer is polyacetylene.

Block polymer

Provided is a film-forming method based on an LB method by which a uniform alignment film using a helical polyacetylene can be obtained. The method based on the LB method includes: developing a helical polyacetylene onto a liquid surface; and transferring a monolayer film of the helical polyacetylene formed on the liquid surface onto a substrate to form a film, in which a compressibility P represented by the following formula (1) at a time of the film formation is 1&#xd7;10m/mN or less: P=(1/(dH/dS))&#xd7;(1/S) (1), where H represents a surface pressure (mN/m) of the monolayer film of the helical polyacetylene, and S represents an area (m) of the monolayer film of the helical polyacetylene developed onto the liquid surface.

Film-forming method based on LB method

A device is provided by use of a helical substituted polyacetylene. The device comprises a structure comprised of a helical substituted polyacetylene having a helical main chain, and a pair of electrodes for applying a voltage or electric current to the structure, wherein the molecule of the helical substituted polyacetylene has a length larger than the distance between the pair of the electrodes.

Electrical device containing helical substituted polyacetylene

A helical substituted polyacetylene structure including a substrate and a substituted polyacetylene with a periodic main chain having a helical periodic structure, wherein the substituted polyacetylene is disposed inclined on the surface of the substrate with the inclination angle between the main helical axis of the substituted polyacetylene and the surface of the substrate falling in a range of 60&#xb0; or more and 90&#xb0; or less. A device structure in which a first electrode, the substituted polyacetylene with the periodic main chain having a helical periodic structure and a second electrode are sequentially disposed on a substrate.

Helical substituted polyacetylene structure, method for producing the same, device structure, ion transport film and gas separation film

The invention provides a block polymer capable of being used as a molecular wire facilitating injection of carriers between itself and an electrode, and a device in which electrodes are bridged by one molecule. The block polymer has a main chain composed of polyacetylene having a spiral structure, and includes a coating insulating block and a conductive block. The coating insulating block has a polyacetylene unit structure having alkyl chains at its side chains through functional groups, the alkyl chains being arranged in a direction parallel to the major axis of the main chain. The conductive block has a polyacetylene unit structure having hydrogen atoms at its side chains through functional groups, the hydrogen atoms being arranged in a direction parallel to the major axis of the main chain. The device has the above-mentioned block polymer, and two or more electrodes.

Block polymer and device

A method and an apparatus for easily making a continuous oriented structure of a polymer are provided. In making a polymer assembly, single crystals are bonded to each other, an external force, such as an electrical field or a magnetic field, is applied to the single crystals, or a solution of the polymer is applied on a substrate such that the applied solution is linear in shape.

Method and apparatus for forming a continuous oriented structure of a polymer

The present invention provides an apparatus for producing a Langmuir-Blodgett film including a water bath having a spread region for spreading a material for forming a single molecular film on a liquid surface, a compression region for compressing the material spread by the spread region to form a single molecular film, and a lamination region for laminating the single molecular film formed by the compression region on a substrate. The apparatus further includes a first flow path for discharging a liquid, which flows from the spread region of the water bath, to the outside of the water bath through the compression region and the lamination region, a first valve for controlling the amount of the liquid discharged through the first flow path, a second flow path for discharging the liquid, which flows from the spread region of the water bath, from the boundary between the compression region and the lamination region through the compression region, and a second valve for controlling the amount of the liquid discharged through the second flow path.

Apparatus for producing Langmuir-Blodgett film

An apparatus and process for producing organic monomolecular or multilayer films continuously comprises a tank having a spreading region (S) for spreading a material to form a monomolecular film, a compression region (C) for compressing the material on the liquid surface to form the monomolecular film and a deposition region (D) where the monomolecular film is deposited on a substrate. Means is provided to cause liquid to flow continuously from the spreading region to the deposition region through the compression region. A first control means is provided to maintain the liquid level in the deposition region D at a predetermined level. A second control means is provided for regulating the surface pressure of the monomolecular film at a predetermined value. Fluid flow through the apparatus is regulated so that the thickness of the liquid flow in the region C is less than thickness of the liquid flow in the regions S and D, and a decoupling region DS is provided between the region S and the region C. The provision of the decoupling region DS permits more stable film production.

Apparatus and process for producing organic mono molecular or multilayer

A method of forming a monomolecular film capable of independently controlling the process of forming a monomolecular film and the process of removing a part of the monomolecular film which has not been used in monomolecular film formation. The method includes, in addition to spreading a material for forming a monomolecular film onto a water surface, compressing the material on the water surface thereby transforming the material into a monomolecular film, and transferring the monomolecular film on the water surface onto a substrate, storing in a first region a part of the monomolecular film which has not been transferred to the substrate. The first region is located at a distance from a second region for preparing the monomolecular film with respect to a third region for transferring part of the film to the substrate, and has a water level lower than that of the third region.

Method and apparatus for forming monomolecular film or built-up

A method for detecting defects in a film structure of a thin film formed on a substrate by projecting a light flux in a direction precisely parallel or nearly parallel to the face of the substrate, separating a reflected light from the thin film and the substrate from a scattered light in a direction precisely perpendicular or nearly perpendicular to the face of the substrate and reading information only of the scattered light.

Growing community of inventors

Atsugi, Japan

Otto Albrecht