Formulations for Smudge-Proof Lipstick
7 patents in this list
Updated:
Traditional lipstick formulations face significant physical and chemical challenges in maintaining color integrity and preventing transfer. Testing shows that conventional formulations lose up to 80% of their pigment intensity after eating or drinking, while temperature variations between 20-35°C can destabilize the structural matrix, leading to product degradation and compromised performance.
The fundamental challenge lies in achieving long-lasting color retention while maintaining the delicate balance between transfer resistance, comfort, and moisturization properties.
This page brings together solutions from recent research—including elastomeric organopolysiloxane systems, fluorinated silicone resin technologies, amphiphilic lipid-based multi-emulsions, and crystalline powder-matrix architectures. These and other approaches focus on creating stable, long-wearing formulations that maintain both performance and sensory qualities throughout the wear period.
1. Lip Care Composition with Solid Elastomeric Organopolysiloxane and Volatile Oil Phase
LOREAL SA, 2001
A lip care composition that prevents color transfer from lipsticks to surfaces while maintaining comfort. The composition comprises a blend of a solid, elastomeric organopolysiloxane and a volatile oil phase. The elastomeric component provides flexibility, while the oil phase enables color transfer. The composition is formulated into sticks, tubes, pastes, or gels and is particularly effective for lipsticks that contain volatile oils. The elastomeric component absorbs the volatile oils, preventing them from penetrating the skin or lip surface. This composition eliminates the need for repeated application of lipsticks while maintaining their color.
2. Lipstick Composition with Fluorinated Silicone Resin and Volatile Oils for Enhanced Durability and Gloss Retention
SHISEIDO CO LTD, 1998
A lipstick composition that provides a long-lasting, stain-resistant, and water-resistant lip product with excellent gloss retention. The composition comprises a fluorinated silicone resin, volatile silicone oil, and volatile hydrocarbon oil. The fluorinated silicone resin enhances the product's water and oil resistance, while the volatile silicone oil and hydrocarbon oil provide stability and gloss. The fluorinated silicone resin also facilitates secondary adhesion to surfaces like coffee cups and clothing. The composition maintains its color retention even after repeated washing and wear.
3. Lip Care Composition with Non-Volatile Silicone Fluid and Thickening Agent for Enhanced Wear and Gloss
PROCTER & GAMBLE, 1996
A lip care product that extends wear, improves blot transfer resistance, and enhances gloss without the sticky, dry feel associated with traditional lip treatments. The composition comprises a non-volatile silicone fluid with a viscosity range of 10-1000 cSt, combined with a thickening agent at levels between 1-25%, and optionally additional ingredients such as fumed silica. The silicone fluid provides a film-forming barrier that prevents migration of the treatment during saliva, coffee, or water exposure, while the thickening agent enhances the product's viscosity to prevent run-off. This composition delivers improved wear and feel characteristics while maintaining a lower price point compared to existing lip care products.
4. Liquid Lipstick Composition with Volatile Silicone Oil, Acrylic-Silicone Graft Copolymer, Surfactant, and Cosmetic Powder
KOSE INC, 1995
A liquid lipstick composition that maintains a glossy finish and prevents color transfer during application, while also providing long-lasting wear and moisturizing properties. The composition comprises a blend of volatile silicone oil, acrylic-silicone graft copolymer, and a surfactant, along with a cosmetic powder. The silicone oil enhances adhesion and adhesion stability, while the acrylic-silicone graft copolymer provides film-forming properties. The surfactant enhances emulsification and film stability. The powder helps maintain moisture levels and prevents dryness. The combination ensures a smooth, even application with minimal color transfer, while maintaining a glossy finish.
5. Lipstick Composition with Solid Oily Base and Liquid Components for Enhanced Durability and Color Stability
KANEBO CO LTD, 1993
A lipstick composition that maintains its appearance and texture over time, even in the presence of external friction like eating and drinking. The composition comprises a solid oily base, including paraffin, seclin, and beeswax, along with liquid components such as petrolatum, lanolin, and dimethylpolysiloxane. The solid base is combined with liquid components like silicic anhydride, sucrose fatty acid ester, and 12-hydroxystearic acid. The composition also contains pigments like talc, mica, and iron oxide-treated mica titanium, and a metal lake of a tar dye containing a Na group. The formulation maintains its color stability and moisture barrier properties, even after prolonged exposure to external environmental factors.
6. Lipstick Formulation with Water-in-Oil Emulsion and Biopolymer Blend
UNILEVER NV, 1993
Cosmetic lipstick formulation that enhances lip protection and recovery while maintaining aesthetic appeal. The formulation comprises a water-in-oil emulsion with a unique blend of biopolymers, including a polymer thickening agent, thermocurable biopolymer, low-temperature curable biopolymer, and chemically curable biopolymer. The formulation provides improved moisturizing properties, spreading characteristics, and recovery properties for lips, while maintaining a water-free and non-anhydrous formulation.
7. Lipstick Formulation with Lipophilic Surfactant and Hydrophilic Wetting Agent for Uniform Film Formation
KOSE INC, 1989
Lipstick formulation that prevents lipstick blotting through a unique blend of ingredients. The formulation combines a lipophilic surfactant with a hydrophilic wetting agent to create a stable film that prevents lipstick from spreading unevenly on the lips. The surfactant enhances the wetting agent's ability to form a uniform film, while the wetting agent ensures consistent distribution across the lip surface. This formulation achieves a uniform coating that prevents lipstick from spreading and forming blotches, providing a smooth, even finish.
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