Abstract: The present invention is an enzyme-decomposable polymer compound having recyclable decomposition products. The polymeric compound is a glycopolymer of a saccharide having only glucopyranose rings and a second component. In addition, the glycopolymer may contain molecular chains having at least one type of repeating unit, which chains are crosslinked by a saccharide having only glucopyranose rings.

Abstract: A biodegradable sugar-inorganic hybrid composite comprising a sugar or a sugar derivative uniformly dispersed in a matrix of an inorganic oxide, of which degradation products are suitable for recycling use.

Abstract: A biodegradable sugar-inorganic hybrid composite comprising a sugar or a sugar derivative uniformly dispersed in a matrix of an inorganic oxide, of which degradation products are suitable for recycling use.

Abstract: The present invention is an enzyme-decomposable polymer compound having recyclable decomposition products. The polymeric compound is a glycopolymer of a saccharide having only glucopyranose rings and a second component. In addition, the glycopolymer may contain molecular chains having at least one type of repeating unit, which chains are crosslinked by a saccharide having only glucopyranose rings.

Abstract: A biodegradable sugar-inorganic hybrid composite comprising a sugar or a sugar derivative uniformly dispersed in a matrix of an inorganic oxide, of which degradation products are suitable for recycling use.

Abstract: The present invention is an enzyme-decomposable polymer compound having recyclable decomposition products. The polymeric compound is a glycopolymer of a saccharide having only glucopyranose rings and a second component. In addition, the glycopolymer may contain molecular chains having at least one type of repeating unit, which chains are crosslinked by a saccharide having only glucopyranose rings.

Abstract: A magnetooptical recording medium is constituted of a quaternary amorphous magnetic alloy of Gd--Tb--Fe--Co.

Abstract: A photosensitive resin composition comprises (a) a polyvinylcarbazole type polymer, (b) a halogen-containing compound and (c) or least one compound selected from the group consisting of a triarylhydrazyl, a triarylcarbonium type coloring matter having at least one carbazolyl group, and a reaction product of a styryl base with a halogenated carbon. A method of preparing a volume type hologram member comprises the steps of: subjecting a photosensitive material having a photosensitive layer comprising the photosensitive resin composition to exposure using a laser beam to form an interference pattern; and subjecting the photosensitive material thus exposed to light to development processing using a solvent.

Abstract: A display apparatus having an image generator and a beam combiner including a hologram for displaying a reduced image by receiving beams from the image generator. A virtual image of an image generated by the image generator is formed in the vicinity of the beam combiner by virtue of the image reductioning function of the beam combiner, so that the displayed image is visible from a wider range of viewing positions.

Abstract: A method for forming a proteoliposome comprises incorporating into a liposome a membrane protein combined with a carrier. Further, a method for preparing a giant proteoliposome, comprises freezing and thawing an alkali metal salt solution containing a membrane protein and a lipid, and subsequently dialyzing against a second salt solution or a buffer solution having a lower osmotic pressure than that of said alkali metal salt solution. Further, a method for forming a proteoliposome, comprises by freezing and thawing an alkali metal salt solution containing a membrane protein combined with a carrier and a lipid.

Abstract: A volume phase type hologram film has a diffraction grating recorded in a film composed mainly of poly(N-vinylcarbazole). The poly(N-vinylcarbazole) as the main component has a weight-average molecular weight of not less than 1,000,000 and a molecular weight distribution of not more than 3. In the poly(N-vinylcarbazole), the content of a fraction of poly(N-vinylcarbazole) having a weight-average molecular weight of not more than 200,000 does not exceed 1% by weight.

Abstract: A method for forming a proteoliposome comprises incorporating into a liposome a membrane protein combined with a carrier. Further, a method for preparing a giant proteoliposome, comprises freezing and thawing an alkali metal salt solution containing a membrane protein and a lipid, and subsequently dialyzing against a second salt solution or a buffer solution having a lower osmotic pressure than that of said alkali metal salt solution. Further, a method for forming a proteoliposome, comprises freezing and thawing an alkali metal salt solution containing a membrane protein combined with a carrier and a lipid.

Abstract: A head-up display device comprises an image generator, a beam combiner having a light receiving plane tilted laterally for receiving a light from the image generator and diffracting the light, and a compensator arranged between the image generator and the beam combiner for receiving the light from the image generator by a light receiving plane thereof and directing the light to the beam combiner to correct an aberration created by the beam combiner. The compensator is arranged such that a normal line extending through a center of the light receiving plane thereof and a normal line extending through a center of the light receiving plane of the beam combiner are in a common plane.

Abstract: A recording medium is provided which comprises a recording layer comprising at least one set of image-forming units containing a region holding a photosensitive protein and a color-developing means capable of developing a color according to a change in the hydrogen ion concentration in the region. Each of said image-forming units within the same set having a photosensitive protein sensitive to a different wavelength.

Abstract: In an optical recording medium having an optical recording layer provided on a substrate, a carbide film of a substance selected from among tungsten, boron, molybdenum, hafnium, niobium, titanium, chromium, vanadium, tantalum and silicon is formed on one or each side of the recording layer.

Abstract: A magnetic recording medium comprising a substrate, a magnetic recording layer made of an amorphous magnetic film on the substrate, and an anticorrosive layer prepared by oxidation treatment of the surface of the amorphous magnetic film.

Abstract: This specification discloses a magneto-optical recording medium having an amorphous magnetic alloy film comprising the following composition and having a readily magnetizable axis in a direction perpendicular to the surface of the film:{(Gd.sub.x Tb.sub.1-x).sub.p (Fe.sub.y Co.sub.1-y).sub.1-p }.sub.q (Ni.sub.z Cr.sub.1-z).sub.1-q,where0.ltoreq.x.ltoreq.0.90.2.ltoreq.y.ltoreq.1.00.05.ltoreq.z.ltoreq.1.00.1.ltoreq.p.ltoreq.0.50.001.ltoreq.1-q.ltoreq.0.35.

Abstract: An optical recording medium comprises a plurality of layers including an optical recording layer laminated on the substrate, said substrate having a region on and around the edge portion thereof where no optical recording layer is formed, and said region being sealed by any of said layers other than said optical recording layer.

Abstract: A magnetooptical recording medium of an amorphous magnetic alloy film of a composition which as an axis of easy magnetization in a direction perpendicular to the film surface represented by I, II or III:[(GdTb).sub.1-y (FeCo).sub.y ].sub.1-p Cr.sub.p (I)wherein 0.5.ltoreq.y.ltoreq.0.9 and 0.001.ltoreq.p.ltoreq.0.3;(GdTbFe).sub.1-(p+q) Cr.sub.p X.sub.q (II)wherein X can be either silicon or aluminum; p.gtoreq.0.001, q.gtoreq.0.001 and (p+q).ltoreq.0.3; or[(GdTb).sub.1-y (FeCo).sub.y ].sub.1-(p+q) Cr.sub.p X.sub.q (III)wherein X can be either silicon or aluminum, 0.5.ltoreq.y.ltoreq.0.9, p>0.001, q.gtoreq.0.001 and (p+q).ltoreq.0.3.

Abstract: An optical recording medium having a substrate, an optical recording layer formed on the substrate, and at least one film consisting of a carbide and a nitride and formed on the substrate.