Fujifilm Corporation

Matsushita Electric Industrial Co., Ltd.

Shinichi Nakai

Yoichi Nagai

Naoto Takahashi

Shigehisa Sugiyama

Nobuyuki Haraguchi

Maki Mifune

Shunji Harada

Kiyokazu Hashimoto

Tadashi Kuriki

Naoyoshi Yamada

Ryuji Inoue

Shin Ozawa

Naohiko Noguchi

Masaaki Otoshi

Yuki Matsunami

Reona Ikeda

Shinichi Matsui

Hideaki Kagawa

Zemin Shi

Souichi Kohashi

Hiroshi Sakuyama

Toshiki Takei

Akihide Fujita

Taihei Yagawa

In the cell culture device, a volume of a space defined by a diaphragm of the diaphragm pump and a plane at an outer edge of the diaphragm is 1 cmor more and 20 cmor less, in a case where an angle formed by a straight line connecting a foot of a perpendicular line from the apex to the plane to each point in the diaphragm and by the perpendicular line is denoted by an angle A, a thickness H of the diaphragm is within a range of 0.5 mm or more and 1.5 mm or less where the angle A is from 0° to 75°, and in a case where a thickness of the diaphragm at the apex is denoted by H, the thickness H satisfies a relationship of 1≤H/H≤1.75 at any point where the angle A is from 0° to 75°.

Cell culture device, method for culturing cells, and method for producing product

Provided is a cell culture apparatus including a culture vessel that stores a cell suspension containing cells; a first filter part that has a first filter membrane that performs membrane separation treatment on the cell suspension extracted from the culture vessel; a first circulation flow path that allows components blocked by the first filter membrane to return to the culture vessel; a second filter part that has a second filter membrane that performs membrane separation treatment on components of the cell suspension permeated through the first filter membrane; a second circulation flow path that allows components permeated through the second filter membrane to return to the culture vessel; and a recovery flow path that recovers components blocked by the second filter membrane. In the cell culture apparatus, an average hole diameter of the first filter membrane is 20 μm or smaller, and 0<B/A≤0.5 is satisfied in a case where an average hole diameter of the first filter membrane is A and an average hole diameter of the second filter membrane is B; or an average hole diameter of the first filter membrane is 20 μm or smaller, and the second filter membrane is an ultrafiltration membrane.

Cell culture apparatus and cell culture method

Provided is a cell culture apparatus including a culture vessel that stores a cell suspension containing cells; a first filter part that has a first filter membrane that performs membrane separation treatment on the cell suspension extracted from the culture vessel; a first circulation flow path that allows components blocked by the first filter membrane to return to the culture vessel; a second filter part that has a second filter membrane that performs membrane separation treatment on components of the cell suspension permeated through the first filter membrane; a second circulation flow path that allows components permeated through the second filter membrane to return to the culture vessel; and a recovery flow path that recovers components blocked by the second filter membrane. In the cell culture apparatus, an average hole diameter of the first filter membrane is 20 &#x3bc;m or smaller, and 0&#x3c;B/A&#x2264;0.5 is satisfied in a case where an average hole diameter of the first filter membrane is A and an average hole diameter of the second filter membrane is B; or an average hole diameter of the first filter membrane is 20 &#x3bc;m or smaller, and the second filter membrane is an ultrafiltration membrane.

A method for producing a product related to the specified technology includes adjusting the concentration of cells in a culture vessel to a value of from 3&#xd7;10cells/ml to 3&#xd7;10cells/ml; in a case in which the average diameter of single cells in the culture vessel is designated as A, adjusting the number proportion of cells having a single cell diameter of 1.4&#xd7;A or greater in the culture vessel to 5% or less, and adjusting the number proportion of cells having a single cell diameter in the range of A&#xb1;A/7 to 50% or more.

Method for producing product

The present disclosure provides a membrane separation method of a cell suspension which can appropriately separate cells from debris, and a cell culture device. That is, membrane separation processing of the cell suspension is performed using a filtration membrane which includes an inlet-side opening formed on one surface and an outlet-side opening, which is formed on the other surface and communicates with the inlet-side opening, and in which the inlet-side opening and the outlet-side opening are disposed at positions deviated in a direction parallel to the surfaces of the membrane.

Membrane separation method of cell suspension, and cell culture device

Provided are a transparent base material film laminate that is used by being arranged on the viewing side of a polarizing plate of an image display device having a backlight light source and the polarizing plate, the laminate having a first transparent base material film and a second transparent base material film, in which a Re of the first transparent base material film is 4,000 nm or more, the laminate is arranged for use such that an angle formed between a slow axis of the first transparent base material film and an absorption axis of the polarizing plate is 45&#xb0;&#xb1;20&#xb0; and such that an angle formed between a slow axis of the second transparent base material film and the absorption axis of the polarizing plate is 90&#xb0;&#xb1;30&#xb0; or 0&#xb0;&#xb1;30&#xb0;, an angle formed between the slow axes of the first transparent base material film and the second transparent base material film is neither 0&#xb0; nor 90&#xb0;, and the second transparent base material film is used by being arranged on the viewing side with respect to the first transparent base material film.

Transparent base material film laminate, touch panel sensor film, touch panel, image display device, and method for improving visibility of image display device

A liquid crystal display device has a light source unit and a liquid crystal cell sandwiched by two polarizing plates. The light emitted by the light source unit has separated peaks in each of blue, green and red wavelength ranges. The green and red peaks have a full width at half maximum intensity of 20 nm or more. At least one of the polarizing plates has a polarizer and a protective film with a Re of 5,000 nm or more and low moisture permeability. The device exhibits excellent color reproducibility and prevents display nonuniformity under a high temperature and high humidity environment.

Liquid crystal display device

The invention provides a polyester film including: a polyester substrate; and a layered portion that is disposed on at least one surface of the polyester substrate and has an elastic modulus of from 5 MPa to 800 MPa, a ratio of a peak intensity at 988 cmthat is observed by subjecting a surface of the polyester substrate to infrared spectroscopy to a peak intensity at 1410 cmthat is observed by subjecting a surface of the polyester substrate to infrared spectroscopy satisfying the following Inequality (I):0.010&#x2266;(peak intensity at 988 cm)/(peak intensity at 1410 cm)&#x2266;0.040&#x2003;&#x2003;(I).

Polyester film, back sheet for solar cell, and solar cell module

According to an aspect of the present invention, since there are a film formation step for forming a film by cooling and solidifying a thermoplastic resin sheet by sandwiching it between a cooling roller and a press roller; and a drawing step for drawing the resultant film uniaxially or biaxially, it is possible to obtain a thermoplastic resin film for optical use having good thickness accuracy and optical characteristics uniform in the width and length directions.

Thermoplastic resin film and method for manufacturing the same

A retardation film is manufactured by stretching a thermoplastic resin film while adjusting stretching ratio &#x3b1; [%], temperature &#x3b2; [&#xb0; C.], and stretching speed &#x3b3; [%/min] so that the following formulas (1) and (2) are satisfied when the thermoplastic resin film is stretched at the stretching ratio &#x3b1; [%], the temperature &#x3b2; [&#xb0; C.], and the stretching speed &#x3b3; [%/min], therefore, stretching unevenness can be prevented:Z&#x3e;X &#x2003;&#x2003;(1)()&#xd7;100/&#x2003;&#x2003;(2)here X represents yield stress [MPa] in a stress-strain curve, Y represents stress [MPa] in the stress-strain curve when the film is further stretched from the yield stress by k [%] which is the amount of strain until the yield stress, and Z represents stress [MPa] in the stress-strain curve when the film is stretched to &#x3b1; [%].

Method for manufacturing retardation film, retardation film, polarizing plate, and liquid crystal display

A cellulose acylate resin film which can suppress generation of color nonuniformity even after exposure to high temperature and high humidity when incorporated in a liquid crystal display element can be produced. The cellulose acylate resin film is heat-treated at a temperature of Tg&#x2212;30&#xb0; C. to Tg+20&#xb0; C., Tg representing the glass transition temperature of the cellulose acylate resin, for 10 seconds to 600 seconds while conveying the cellulose acylate resin film at a tension of 2 N/cmto 120 N/cm.

Method for producing cellulose acylate resin film

According to the present invention, a cellulose acylate film having high thickness precision and no streaks can be formed by producing a film with a cellulose acylate resin by means of the polishing roller method, and a high-performance optical film, which is free from the retardation distribution, can be produced by subsequently stretching the cellulose acylate film thus obtained within a magnification range from 1 or more and 2.5 or less.

Method for producing cellulose acylate film and optical compensation film for liquid crystal display plate produced by using the method

A method for treating an unstretched thermoplastic resin film. The method includes includes heat treating an unstretched thermoplastic resin film at a glass transition temperature of the thermoplastic resin Tg&#xb0; C. or higher and Tg+50&#xb0; C. or lower for 10 seconds or longer and 600 seconds or shorter while conveying the thermoplastic resin film at a tension of 2 N/cmor higher and 50 N/cmor lower. The method provides a thermoplastic resin film has an in-plane retardation (Re) and a retardation in the thickness direction (Rth) close to 0 nm, and as such the thermoplastic resin film after heat treatment has |Re| of 0 to 10 nm and |Rth| of 0 to 20 nm.

Thermoplastic resin film and method for producing the same

A contents processing device permitting, when contents are to be stored in a recording medium, only a specified device to read out the stored contents is to be provided, and a contents processing device capable, where it is a mobile telephone, of flexibly adapting to a change of a unique telephone number or a type of the mobile telephone. For the purpose, the contents processing device for inputting and outputting contents to and from a recording medium is provided with contents storage means (RAM) for storing contents, an ID storage unit (ROM) for storing an ID capable of identifying the contents processing device, a recording medium input/output unit (memory card I/F) for inputting to and outputting from the recording medium, and a ciphering unit (ciphering program) for enciphering contents within the contents storage unit by use of a ciphering key generated from the ID within the ID storage unit and storing it from the recording medium input/output unit into the recording medium.

Growing community of inventors

Fujinomiya, Japan

Shinichi Nakai