Patents by Inventor Chong Ban WONG
Chong Ban WONG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11969036Abstract: An embossment (100) on a sheet of film and a glove produced from the embossed sheet of film is disclosed. The embossment (100) comprises a base surface (103); a raised surface (102) opposite to the base surface (103); and at least one recessed area (104) formed therein and extending from the base surface (103) and the raised surface (102) to the base surface (103), wherein depth (Dr) of the recessed area (104) is between 50% to 99% relative to height (He) of the embossment (100) between the base surface (103) and the raised surface (102).Type: GrantFiled: September 21, 2020Date of Patent: April 30, 2024Assignee: TOP GLOVE INTERNATIONAL SDN. BHD.Inventors: Chong Ban Wong, Kon Fah Hue, Ah Chye Ong, Tong Aun Ng, Yoke Meng Tan, Shi Tian Lim
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Patent number: 11952478Abstract: A glove that is X-ray detectable prepared from a latex formulation comprises a base polymer, an accelerator, a vulcanizing agent, a surfactant, a pH adjuster, an antifoaming agent and a thickener characterized in that the latex formulation further includes radiocontrast filler, wherein the radiocontrast filler comprises a radiocontrast agent, a surfactant, a thickener and a solvent, wherein the radiocontrast filler is used in an amount of at least 10 phr of the latex formulation and wherein the radiocontrast filler has total solid content of 45%.Type: GrantFiled: June 22, 2021Date of Patent: April 9, 2024Assignee: TOP GLOVE INTERNATIONAL SDN. BHD.Inventors: Chong Ban Wong, Vidhyaa Paroo Indran, Nor Azlan Zulkifly
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Patent number: 11944140Abstract: A glove that is detectable by a metal detector. The glove is prepared from latex formulation including a metallic additive. The metallic additive includes a pigment, a surfactant and a solvent. The metallic additive is used in an amount of at least 10 phr based on an amount of a latex formulation.Type: GrantFiled: September 1, 2021Date of Patent: April 2, 2024Assignee: Top Glove International Sdn. Bhd.Inventors: Chong Ban Wong, Vidhyaa Paroo Indran, Nor Azlan Zulkifly
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Patent number: 11904032Abstract: A wearable article, a moisturizing composition and a method for preparing a wearable article have been disclosed. The wearable article includes at least a layer of a flexible material, wherein the flexible material is an elastomeric material and an inner surface of the layer of flexible material is a coated with a coating formulation comprising 1% to 7% by weight of a moisturizing composition and 93% to 99% by weight of solvent. The moisturizing composition includes 10 to 30% by weight of at least one humectant and 1.0 to 5.4% by weight of at least one antioxidant. Thereby, the present invention reduces transepidermal water loss (TEWL) and promotes skin barrier recovery.Type: GrantFiled: November 20, 2020Date of Patent: February 20, 2024Assignee: TOP GLOVE INTERNATIONAL SDN. BHD.Inventors: Chong Ban Wong, Siew Szen Ling, Soraya Nur Yazid
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Patent number: 11725097Abstract: An accelerator-free elastomeric formulation comprising base polymers, crosslinkers, stabilizers, an activator, an antioxidant, a pigment, a wax, an antifoam and a pH adjuster. A method of preparing an accelerator-free elastomeric formulation, comprising the steps of mixing Base polymer A with Crosslinker A to produce mixture A, adding while stirring Stabilizer A, Crosslinker B, an activator, an antioxidant, a pigment, a wax and an antifoam one after another with no particular order and followed by a pH adjuster into the mixture A to produce mixture B, adding Base polymer B and Stabilizer B one after another with no particular order into the mixture B to produce an accelerator-free elastomeric formulation and allowing the accelerator-free elastomeric formulation to mature.Type: GrantFiled: April 23, 2020Date of Patent: August 15, 2023Inventors: Chong Ban Wong, Keuw Wei Lim, Siew Szen Ling, Siti Ayuni Hamka
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Patent number: 11667771Abstract: An elastomeric formulation comprising elastomers, accelerator, antifoaming agent, antioxidant, crosslinker, colouring agent, surfactant, filler, pH adjuster and dispersing medium, wherein the elastomeric formulation has a total solid content ranging between 5% by weight to 40% by weight.Type: GrantFiled: September 28, 2020Date of Patent: June 6, 2023Assignee: TOP GLOVE INTERNATIONAL SDN. BHD.Inventors: Chong Ban Wong, Keuw Wei Lim, Chee Yang Teh, Chun Fah Mok
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Patent number: 11649349Abstract: A thermoplastic elastomeric formulation comprises (i) a water based thermoplastic elastomer (TPE), (ii) a surfactant, (iii) an antioxidant, (iv) a antifoaming agent and (v) a crosslinking agent. The water based TPE is styrene-isoprene-styrene (SIS) copolymer latex. A glove that is produced using the thermoplastic elastomeric formulation of the present invention is known as water based TPE gloves, such as water based TPE medical exam gloves, water based TPE household gloves and water based TPE industrial gloves in particular water based TPE surgical gloves.Type: GrantFiled: October 14, 2020Date of Patent: May 16, 2023Inventors: Chong Ban Wong, Keuw Wei Lim, Arman Sikirman, Chee Kin Phang, Nurjihan Sadon
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Patent number: 11470897Abstract: A semi transparent nitrile glove comprising nitrile latex, caustic alkali, accelerators, vulcanizing agents, stabilizer and antifoaming agent, wherein the nitrile latex is any one selected from either acrylonitrile butadiene copolymer or carboxylated acrylonitrile butadiene copolymer, wherein the caustic alkali is a combination of either potassium hydroxide and ammonia or sodium hydroxide and ammonia, wherein the accelerators are chemical compounds of dithiocarbamates, wherein the vulcanizing agents are selected from both ionic and covalent vulcanizing agents, wherein the stabilizer is any one of either sodium dodecylbenzene sulfonate or sodium dodecyl sulfate and wherein the antifoaming agent is any one from a group consisting of silicone based antifoam, non-silicone based antifoam, oil based antifoam and water based antifoam wherein the semi transparent glove is without pigment and without titanium dioxide.Type: GrantFiled: December 19, 2018Date of Patent: October 18, 2022Assignee: Top Glove International SDN. BHD.Inventors: Chong Ban Wong, Keuw Wei Lim, Kien Ben Liew, Chee Kin Phang
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Publication number: 20220089883Abstract: Described herein is antimicrobial coagulant solution. In certain embodiments, the antimicrobial coagulant solution is a mixture of an antimicrobial additive and a coagulant solution. In certain embodiments, the antimicrobial additive is a neem extract, a lemon extract, or combination thereof. The coagulant solution includes an antitack agent, a coagulating agent, a wetting agent, a pH adjuster and a solvent.Type: ApplicationFiled: September 23, 2021Publication date: March 24, 2022Inventors: Chong Ban Wong, Nuriah Mohamad, Devi Shantini P.Chandrasakaran, Anuja Selvadurai, Rovethra Subramaniam
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Publication number: 20220061432Abstract: A glove that is detectable by a metal detector. The glove is prepared from latex formulation including a metallic additive. The metallic additive includes a pigment, a surfactant and a solvent. The metallic additive is used in an amount of at least 10 phr based on an amount of a latex formulation.Type: ApplicationFiled: September 1, 2021Publication date: March 3, 2022Inventors: Chong Ban Wong, Vidhyaa Paroo Indran, Nor Azlan Zulkifly
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Publication number: 20220015478Abstract: A detachable glove comprising at least two layers that are separated by an adhesive layer, wherein the adhesive layer includes a wetting agent, a latex coagulating agent, a synthetic organic polymer and water. A chlorinated detachable bi-layered glove and a method of manufacturing thereof. A polymer coated, detachable, bi-layered glove and a method of manufacturing thereof. A method of peeling a detachable bi-layered glove wherein the method includes (i) pulling cuff area of the outer glove layer until its circumference is detached from the inner glove layer and (ii) peeling off the outer glove layer once the full circumference of the outer glove layer is detached from the inner glove layer to yield the inner glove layer for further usage.Type: ApplicationFiled: July 9, 2021Publication date: January 20, 2022Inventors: Chong Ban WONG, Siew Szen LING, Meng Lai LOW, Sonia How Ming WONG
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Publication number: 20220010106Abstract: The present invention relates to a composition for making a hydrophobic elastomeric article comprising a liquid polymer; 0.01 to 1.5 phr of carbon black; and 1 to 15 phr of hydrophobic dispersion comprises activated charcoal, a dispersing agent and a stabilizer.Type: ApplicationFiled: December 31, 2019Publication date: January 13, 2022Applicant: Top Glove International Sdn BhdInventors: Chong Ban Wong, Nuriah Binti Mohamad, Fawiena Amiza Binti Norazmi Sham
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Publication number: 20210401096Abstract: A glove that is X-ray detectable prepared from a latex formulation comprises a base polymer, an accelerator, a vulcanizing agent, a surfactant, a pH adjuster, an antifoaming agent and a thickener characterized in that the latex formulation further includes radiocontrast filler, wherein the radiocontrast filler comprises a radiocontrast agent, a surfactant, a thickener and a solvent, wherein the radiocontrast filler is used in an amount of at least 10 phr of the latex formulation and wherein the radiocontrast filler has total solid content of 45%.Type: ApplicationFiled: June 22, 2021Publication date: December 30, 2021Inventors: Chong Ban Wong, Vidhyaa Paroo Indran, Nor Azlan Zulkifly
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Publication number: 20210345715Abstract: An embossment (100) on a sheet of film and a glove produced from the embossed sheet of film is disclosed. The embossment (100) comprises a base surface (103); a raised surface (102) opposite to the base surface (103); and at least one recessed area (104) formed therein and extending from the base surface (103) and the raised surface (102) to the base surface (103), wherein depth (Dr) of the recessed area (104) is between 50% to 99% relative to height (He) of the embossment (100) between the base surface (103) and the raised surface (102).Type: ApplicationFiled: September 21, 2020Publication date: November 11, 2021Inventors: Chong Ban Wong, Kon Fah Hue, Ah Chye Ong, Tong Aun Ng, Yoke Meng Tan, Shi Tian Lim
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Publication number: 20210332262Abstract: A hydrophilic coating includes silicone emulsion, wax dispersion, stearate based chemical, surfactant and water. Further, the present invention discloses a method of preparing a glove with hydrophilic coating using either chlorinated or polymer coated method, wherein the glove is any one from the group consisting of acrylonitrile butadiene rubber, natural rubber, polyisoprene rubber, polychloroprene rubber, styrene butadiene rubber, butadiene copolymers rubber, polyurethanes rubber, rubber of vinyl containing substances, thermoplastic elastomer, vinyl acetate ethylene rubber and mixtures thereof.Type: ApplicationFiled: April 13, 2021Publication date: October 28, 2021Applicant: TOP GLOVE INTERNATIONAL SDN. BHD.Inventors: CHONG BAN WONG, SIEW SZEN LING, MENG LAI LOW, SITI HAJAR MAT ZANI
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Publication number: 20210195897Abstract: The present invention relates to an antimicrobial coagulant solution, wherein the antimicrobial coagulant solution is a mixture of an antimicrobial additive and a coagulant solution. The antimicrobial additive formulation comprises (i) natural ingredient, (ii) organic acid and (iii) water. The coagulant solution comprises (i) coagulating agent, (ii) antitack agent, (iii) wetting agent, (iv) pH adjuster and (v) solvent. Further, present invention discloses an antimicrobial elastomeric article comprising antimicrobial coating that is prepared from the antimicrobial coagulant solution. The antimicrobial elastomeric article is an antimicrobial glove.Type: ApplicationFiled: December 23, 2020Publication date: July 1, 2021Inventors: CHONG BAN WONG, KEUW WEI LIM, DEVI SHANTINI P.CHANDRASAKARAN
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Publication number: 20210169160Abstract: A semi transparent nitrile glove comprising nitrile latex, caustic alkali accelerators, vulcanizing agents, stabilizer and antifoaming agent, wherein the nitrile latex is any one selected from either acrylonitrile butadiene copolymer or carboxylated acrylonitrile butadiene copolymer, wherein the caustic alkali is a combination of either potassium hydroxide and ammonia or sodium hydroxide and ammonia, wherein the accelerators are chemical compounds of dithiocarbamates, wherein the vulcanizing agents are selected from both ionic and covalent vulcanizing agents, wherein the stabilizer is any one of either sodium dodecylbenzene sulfonate or sodium dodecyl sulfate and wherein the antifoaming agent is any one from a group consisting of silicone based antifoam, non-silicone based antifoam, oil based antifoam and water based antifoam wherein the semi transparent glove is without pigment and without titanium dioxide.Type: ApplicationFiled: December 19, 2018Publication date: June 10, 2021Applicant: TOP GLOVE INTERNATIONAL SDN. BHDInventors: Chong Ban WONG, Keuw Wei LIM, Kien Ben LiEW, Chee Kin PHANG
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Publication number: 20210169159Abstract: A muscular stress-reducing glove (100), comprising a thumb (150) with a thumb ball profile (155); a plurality of fingers (161-164) with one or more flattened fingers to improve the matching of physical profile between the glove and fingers of a glove user; flattened palm (120) and backhand (130) profile to resemble the physical profile of glove user's palm and backhand; a cuff region (110); a plurality of crotch regions; a plurality of concave profiles (145) to mimic the physical profile of glove user's finger crotches or one or more grooves (170) at the palm region (120) and/or backhand region (130) to provide additional flexibility and stretchability for the comfort of glove user.Type: ApplicationFiled: December 8, 2020Publication date: June 10, 2021Applicant: Top Glove International Sdn. Bhd.Inventors: CHONG BAN WONG, AI TING TAN, ZU XIAN TEO
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Publication number: 20210147649Abstract: A coating composition, an elastomeric article having the coating composition and a process for making coated elastomeric articles are disclosed in the present invention. The coating composition comprises 0.5% to 11% by weight/volume of at least one cooling agent; 0.5% to 11% by weight/volume of at least one non-ionic surfactant; and water, wherein rest of the coating composition is made of water. The coated elastomeric articles prepared according to the present invention improve user's sensory experience of wearing the elastomeric articles for long durations without varying the user's hand temperature or limiting mobility of the user's hand.Type: ApplicationFiled: November 20, 2020Publication date: May 20, 2021Inventors: Chong Ban WONG, Siew Szen LING
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Publication number: 20210145704Abstract: A wearable article, a moisturizing composition and a method for preparing a wearable article have been disclosed. The wearable article includes at least a layer of a flexible material, wherein the flexible material is an elastomeric material and an inner surface of the layer of flexible material is a coated with a coating formulation comprising 1% to 7% by weight of a moisturizing composition and 93% to 99% by weight of solvent. The moisturizing composition includes 10 to 30% by weight of at least one humectant and 1.0 to 5.4% by weight of at least one antioxidant. Thereby, the present invention reduces transepidermal water loss (TEWL) and promotes skin barrier recovery.Type: ApplicationFiled: November 20, 2020Publication date: May 20, 2021Inventors: CHONG BAN WONG, SIEW SZEN LING, SORAYA NUR YAZID