Patents Assigned to BenQ Materials Corporation
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Patent number: 11953738Abstract: The present invention discloses a display including a display panel and a light redirecting film disposed on the viewing side of the display panel. The light redirecting film comprises a light redistribution layer, and a light guide layer disposed on the light redistribution layer. The light redistribution layer includes a plurality of strip-shaped micro prisms extending along a first direction and arranged at intervals and a plurality of diffraction gratings arranged at the bottom of the intervals between the adjacent strip-shaped micro prisms, wherein each of the strip-shaped micro prisms has at least one inclined light-guide surface, and the bottom of each interval has at least one set of diffraction gratings, and the light guide layer is in contact with the strip-shaped micro prisms and the diffraction gratings.Type: GrantFiled: March 29, 2022Date of Patent: April 9, 2024Assignee: BenQ Materials CorporationInventors: Cyun-Tai Hong, Yu-Da Chen, Hsu-Cheng Cheng, Meng-Chieh Wu, Chuen-Nan Shen, Kuo-Jung Huang, Wei-Jyun Chen, Yu-Jyuan Dai
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Publication number: 20240077762Abstract: A display is disclosed. The display comprises a display panel, and an optical film disposed on a viewing side of the display panel. The optical film has a total haze ranging from 15% to 60%, an inner haze less than or equal to 10%, and a reflectivity satisfying the relationships of 0.35%?(RSCI-RSCE)?1.50% and RSCE?1.50%, wherein RSCI is an average reflectivity of diffuse component and specular component, and RSCE is an average reflectivity of diffuse component. By adjusting the total haze, inner haze and reflectivity of the optical film to satisfy the above relationship, the display can have good anti-glare properties, and the contrast ratio of the display will not be reduced too much to avoid the display quality be affected.Type: ApplicationFiled: April 10, 2023Publication date: March 7, 2024Applicant: BenQ Materials CorporationInventors: Yu-Wei Tu, Chih-Wei Lin, Kuo-Hsuan Yu
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Publication number: 20240027667Abstract: A polarizer applied for a viewing side of a display is disclosed. The polarizer comprises a polarizing layer with an absorption axis, and a protective film disposed on the viewing side surface of the polarizing layer. The protective film includes a birefringent substrate adjacent to the polarizing layer having a birefringence difference not greater than 0.10 and having a slow axis and a fast axis perpendicular to each other, wherein the slow axis is parallel to the absorption axis of the polarizing layer, and an interference elimination layer disposed on a display side surface of the birefringent substrate, wherein the interference elimination layer has a diffusing layer disposed on the birefringent substrate, and a refractive-index-matching layer disposed on the diffusing layer, wherein with the total haze of the protective film is between 30% and 75% and the reflectivity of the protective film satisfies the relationship (RSCI-RSCE)?1.0% and RSCE/(RSCI-RSCE)?1.Type: ApplicationFiled: April 10, 2023Publication date: January 25, 2024Applicant: BenQ Materials CorporationInventors: Yu-Wei Tu, Chih-Wei Lin, Kuo-Hsuan Yu
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Publication number: 20240027669Abstract: An optical film applied for a viewing side of a display is disclosed. The optical film comprises a birefringent substrate with a birefringence difference not greater than 0.10 having a slow axis and a fast axis perpendicular to each other and an diffusing layer disposed on the birefringent substrate, wherein the total haze of the optical film ranges between 30% and 80% and the reflectivity of the optical film satisfies the relationship (RSCI?RSCE)?1.0%, and RSCE/(RSCI?RSCE)?1.6, wherein RSCI is an average reflectivity of diffuse component and specular component of the optical film, and RSCE is an average reflectivity of diffuse component of the optical film.Type: ApplicationFiled: April 10, 2023Publication date: January 25, 2024Applicant: BenQ Materials CorporationInventors: Yu-Wei Tu, Chih-Wei Lin, Kuo-Hsuan Yu
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Patent number: 11873360Abstract: The disclosure related to a resin composition for molding device for dental restoration comprising 10 to 50 parts by weight of an urethane acrylate oligomer with a functionality less than 4, 20 to 40 parts by weight of morpholino-group containing acrylate monomera morpholino-group containing acrylate monomer, 10 to 40 parts by weight of a polymerizable acrylate monomer composition and 0.5 to 5 parts by weight of a photoinitiator, wherein the polymerizable acrylate monomer composition comprises 40 to 60 parts by weight of an alicyclic acrylate monomer and 40 to 60 parts by weight of ether-bond containing aliphatic acrylate monomeran ether-bond containing aliphatic acrylate monomer. The shore hardness of the resin composition after being cured of the present invention is not less than 70D and the flexural strain thereof is not less than 0.15.Type: GrantFiled: April 14, 2022Date of Patent: January 16, 2024Assignee: BenQ Materials CorporationInventors: Feng-Yu Chiu, Ju-Hui Huang
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Publication number: 20240012188Abstract: Disclosed is a patterned optical film, comprising a patterned alignment layer having a plurality of striped retardation regions arranged in strips with different depths, a liquid crystal filling layer provided to cover and planarize the striped retardation regions, and a polarizing layer disposed on the liquid crystal filling layer.Type: ApplicationFiled: May 3, 2023Publication date: January 11, 2024Applicant: BenQ Materials CorporationInventors: Chen-Kuan Kuo, Chung-Yuan Cheng, Wei-Feng Xu, Cyun-Tai Hong
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Patent number: 11795352Abstract: The present disclosure relates to a (meth)acrylate adhesive composition comprising a (meth)acrylated polymer, a crosslinking agent and a silane copolymer, wherein the silane copolymer comprises 70 to 95 weight parts of an acrylate monomer containing C1-C4 alkyl group and 5 to 30 weight parts of a silane represented by the following formula (I): X—R1—SiR23-a(OR3)a??(I) wherein the weight-average molecular weight of the silane copolymer is ranging from 40,000 to 150,000. The silane copolymer can enhance the initial adhesion strength, rework ability and weather resistance of the (meth)acrylate adhesive composition. Furthermore, the (meth)acrylate adhesive composition can be used in the flexible optical film with a good bending restoring property and adhesion.Type: GrantFiled: October 22, 2020Date of Patent: October 24, 2023Assignee: BenQ Materials CorporationInventors: Wen-Chun Chen, Yan-Chiuan Liou, Pao-Hsun Wu, Yi-Ting Tseng, Chung-Han Lee
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Patent number: 11781046Abstract: The disclosure relates to a (meth)acrylate adhesive composition comprising a (meth)acrylate polymer, a cross-linking agent and a reactive siloxane copolymer with the acid value of the (meth)acrylate polymer is between 0 and 15 mgKOH/g, and the reactive siloxane copolymer derived from the copolymerization of a silane compound represented by the formula: X—R1—SiR23-a(OR3)a (I), a non-hydroxyl acrylate monomer containing C1-C4 alkyl group and a hydroxyl (meth)acrylate monomer, wherein the use amount of the reactive siloxane copolymer is between 0.1 parts to 6 parts by weight per hundred parts by weight of the (meth)acrylate polymer, wherein X is an acryl group or a (methyl)acryloxy group, R1 is a C1-C4 alkyl group or alkoxy group, R2 and R3 respectively are C1-C4 alkyl group, and a is an integer between 1 to 3.Type: GrantFiled: March 23, 2022Date of Patent: October 10, 2023Assignee: BenQ Materials CorporationInventor: Wen-Chun Chen
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Patent number: 11747667Abstract: The present invention discloses a light redirecting film, a polarizer with the light redirecting film, and a display comprising the polarizer. The light redirecting film includes a light redistribution layer, and a light guide layer disposed on the light redistribution layer. The light redistribution layer includes a plurality of strip-shaped micro prisms extending along a first direction and arranged at intervals and a plurality of diffraction gratings arranged at bottoms of the intervals between the adjacent strip-shaped micro prisms, wherein each of the strip-shaped micro prisms has at least one inclined light-guide surface, and the bottom of each interval has at least one set of diffraction gratings, and the light guide layer is in contact with the strip-shaped micro prisms and the diffraction gratings.Type: GrantFiled: March 29, 2022Date of Patent: September 5, 2023Assignee: BenQ Materials CorporationInventors: Cyun-Tai Hong, Yu-Da Chen, Hsu-Cheng Cheng, Meng-Chieh Wu, Chuen-Nan Shen, Kuo-Jung Huang
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Patent number: 11740388Abstract: The present invention is to provide an anti-glare film. The anti-glare film comprises a polyethylene terephthalate (PET) substrate and an anti-glare layer formed on a surface of the PET substrate, wherein the anti-glare coating layer comprises 75 to 90 weight parts of an acrylic-based resin, 0.01 to 10 weight parts of silica nanoparticles 5 to 20 weight parts of organic microparticles and 0.05 to 2 weight parts of leveling agent. The anti-glare film has a total haze ranging between 35% and 50%, a surface haze ranging between 10% and 15% and a gloss at a viewing angle of 60 degrees between 30% and 50% thereof. The anti-glare film can provide satisfactory anti-glare properties, high precision, surface fineness, no flicker, good visibility and also fine adhesion between layers.Type: GrantFiled: December 23, 2020Date of Patent: August 29, 2023Assignee: BenQ Materials CorporationInventors: Tsun Sheng Tao, Chih-Wei Lin, Kuo-Hsuan Yu
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Patent number: 11719870Abstract: An all-around curved polarizer for an all-around curved display device comprises a polarizing layer, a first protective layer and a second protective layer. The first protective layer is arranged on a side of the polarizing layer adjacent to the all-around curved display device and has a first coefficient of thermal expansion. The second protective layer is disposed on the other side of the polarizing layer opposite to the all-around curved display device, and has a second coefficient of thermal expansion, and the second coefficient of thermal expansion is greater than the first coefficient of thermal expansion of the first protective layer.Type: GrantFiled: February 23, 2022Date of Patent: August 8, 2023Assignee: BenQ Materials CorporationInventors: Ming-Shing Lo, Jian Hung Wu, Hisn Hsing Li, Mao-Sung Huang
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Patent number: 11697741Abstract: An anti-glare film is disclosed. The anti-glare film comprises a transparent substrate and an anti-glare layer comprising an acrylic binder resin, a polyether-modified siloxane and a plurality of silica nanoparticles, wherein the silica nanoparticles are flocculated into a micro-floccule with an average secondary particle diameter of 1,500 nm to 3,100 nm. The present anti-glare film can provide a reliable anti-glare property with low haze and fine surface.Type: GrantFiled: October 22, 2020Date of Patent: July 11, 2023Assignee: BenQ Materials CorporationInventors: Gang-Lun Fan, Wei-Hsien Chen, Kuo-Hsuan Yu
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Publication number: 20230168446Abstract: The present invention discloses a display including a display panel and a light redirecting film disposed on the viewing side of the display panel. The light redirecting film comprises a light redistribution layer, and a light guide layer disposed on the light redistribution layer. The light redistribution layer includes a plurality of strip-shaped micro prisms extending along a first direction and arranged at intervals and a plurality of diffraction gratings arranged at the bottom of the intervals between the adjacent strip-shaped micro prisms, wherein each of the strip-shaped micro prisms has at least one inclined lightguide surface, and the bottom of each interval has at least one set of diffraction gratings, and the light guide layer is in contact with the strip-shaped micro prisms and the diffraction gratings.Type: ApplicationFiled: March 29, 2022Publication date: June 1, 2023Applicant: BenQ Materials CorporationInventors: Cyun-Tai Hong, Yu-Da Chen, Hsu-Cheng Cheng, Meng-Chieh Wu, Chuen-Nan Shen, Kuo-Jung Huang, Wei-Jyun Chen, Yu-Jyuan Dai
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Publication number: 20230168533Abstract: The present invention discloses a light redirecting film, a polarizer with the light redirecting film, and a display comprising the polarizer. The light redirecting film includes a light redistribution layer, and a light guide layer disposed on the light redistribution layer. The light redistribution layer includes a plurality of strip-shaped micro prisms extending along a first direction and arranged at intervals and a plurality of diffraction gratings arranged at bottoms of the intervals between the adjacent strip-shaped micro prisms, wherein each of the strip-shaped micro prisms has at least one inclined light-guide surface, and the bottom of each interval has at least one set of diffraction gratings, and the light guide layer is in contact with the strip-shaped micro prisms and the diffraction gratings.Type: ApplicationFiled: March 29, 2022Publication date: June 1, 2023Applicant: BenQ Materials CorporationInventors: Cyun-Tai Hong, Yu-Da Chen, Hsu-Cheng Cheng, Meng-Chieh Wu, Chuen-Nan Shen, Kuo-Jung Huang
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Patent number: 11639445Abstract: A high-haze anti-glare film is disclosed. The high-haze anti-glare film comprises a transparent substrate and an anti-glare layer on the substrate. The anti-glare layer comprises acrylate binder, amorphous silica microparticles and spherical organic polymer microparticles, wherein the spherical organic polymer microparticles are monodispersity and the average particle size thereof is smaller than that of the amorphous silica microparticles. The total haze (Ht) of the anti-glare film is more than 40%, and the total haze is the sum of the surface haze (Hs) and the inner haze (Hi) of the anti-glare film, and the inner haze (Hi) and the total haze (Ht) satisfy the relation 0.25<Hi/Ht<0.75. The present high-haze anti-glare film provides high anti-glare and anti-sparkling properties.Type: GrantFiled: January 3, 2022Date of Patent: May 2, 2023Assignee: BenQ Materials CorporationInventors: Che-Yu Ying, Yu-Wei Tu, Kuo-Hsuan Yu
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Publication number: 20230123272Abstract: The disclosure relates to a (meth)acrylate adhesive composition comprising a (meth)acrylate polymer, a cross-linking agent and a reactive siloxane copolymer with the acid value of the (meth)acrylate polymer is between 0 and 15 mgKOH/g, and the reactive siloxane copolymer derived from the copolymerization of a silane compound represented by the formula: X—R1—SiR23-a(OR3)a (I), a non-hydroxyl acrylate monomer containing C1-C4 alkyl group and a hydroxyl (meth)acrylate monomer, wherein the use amount of the reactive siloxane copolymer is between 0.1 parts to 6 parts by weight per hundred parts by weight of the (meth)acrylate polymer, wherein X is an acryl group or a (methyl)acryloxy group, R1 is a C1-C4 alkyl group or alkoxy group, R2 and R3 respectively are C1-C4 alkyl group, and a is an integer between 1 to 3.Type: ApplicationFiled: March 23, 2022Publication date: April 20, 2023Applicant: BenQ Materials CorporationInventor: Wen-Chun Chen
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Publication number: 20230119841Abstract: The disclosure related to a resin composition for molding device for dental restoration comprising 10 to 50 parts by weight of an urethane acrylate oligomer with a functionality less than 4, 20 to 40 parts by weight of morpholino-group containing acrylate monomera morpholino-group containing acrylate monomer, 10 to 40 parts by weight of a polymerizable acrylate monomer composition and 0.5 to 5 parts by weight of a photoinitiator, wherein the polymerizable acrylate monomer composition comprises 40 to 60 parts by weight of an alicyclic acrylate monomer and 40 to 60 parts by weight of ether-bond containing aliphatic acrylate monomeran ether-bond containing aliphatic acrylate monomer. The shore hardness of the resin composition after being cured of the present invention is not less than 70D and the flexural strain thereof is not less than 0.15.Type: ApplicationFiled: April 14, 2022Publication date: April 20, 2023Applicant: BenQ Materials CorporationInventors: Feng-Yu Chiu, Ju-Hui Huang
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Publication number: 20230116664Abstract: A restorable anti-glare film is disclosed. The restorable anti-glare film comprises a transparent substrate and a restorable anti-glare layer comprising a siloxane-containing urethane (meth)acrylate copolymer and a plurality of (meth)acrylic resin particles formed on the transparent substrate, wherein the weight average molecular weight (Mw) of the siloxane-containing urethane (meth)acrylate copolymer is between 4,000 and 60,000, and the (meth)acrylic resin particles have a 30% compressive strength of 14.7 MPa to 49 MPa and a recovery rate of more than 22%. The present restorable anti-glare film can provide a scratch-restorability and a stable and reliable anti-glare property.Type: ApplicationFiled: July 21, 2022Publication date: April 13, 2023Applicant: BenQ Materials CorporationInventors: Chih-Wei Lin, TsunSheng Tao
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Publication number: 20230096350Abstract: The present invention relates to a display device, which includes a backlight module, an active dimming layer, a liquid crystal display panel, and a moire elimination layer. The active dimming layer is arranged on the light emitting surface of the backlight module, and includes a plurality of dimming sub-regions that can change the light polarization directions. The liquid crystal display panel is arranged on the light exiting surface of the active dimming layer. The moire elimination layer is arranged on the outer surface of the liquid crystal display panel. The display device can improve the optical interference phenomenon through the moire elimination layer, and has a better contrast gain effect.Type: ApplicationFiled: December 10, 2021Publication date: March 30, 2023Applicant: BenQ Materials CorporationInventors: Yi-Jhen Lin, Ting-Wen Cheng, Jian Hung Wu
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Patent number: 11616273Abstract: The disclosure provides a method for manufacturing a separator, comprising the steps of: providing a nonporous precursor substrate; coating a heat-resistant slurry on a surface of the nonporous precursor substrate to form a heat-resistant coating layer, wherein the heat-resistant slurry comprises a binder and a plurality of inorganic particles; and stretching the nonporous precursor substrate with the heat-resistant coating layer formed thereon to generate a separator comprising a porous substrate and a heat-resistant layer; wherein the heat-resistant layer is disposed on the surface of the porous substrate in the range of 10% to 90% of the total surface area of the porous substrate.Type: GrantFiled: March 25, 2022Date of Patent: March 28, 2023Assignee: BenQ Materials CorporationInventors: Wei-Ting Yeh, Yi-Fang Huang, Kai-Wei Cheng, Yu-Ruei Li, Wan-Ting Lo