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Color stability after accelerated aging of two silicones, pigmented or not, for use in facial prostheses
(2009-12-08)
One of the greatest challenges faced by buccomaxillofacial prosthetists is to reproduce the patient's exact skin color and provide adequate esthetics. To reach this objective, professionals must use materials with easy ...
Visual evaluation of color stability after accelerated aging of pigmented and nonpigmented silicones to be used in facial prostheses
(2009-01-01)
Objectives: The objective of this study was to evaluate by a visual method of comparison the color stability of nonpigmented and pigmented facial silicones after accelerated aging. Materials and Methods: Two kinds of ...
Effect of Disinfection and Accelerated Aging on Color Stability of Colorless and Pigmented Facial Silicone
(Wiley-Blackwell, 2011-06-01)
Purpose: The aim of this study was to evaluate the color stability of a facial silicone with different pigmentations submitted to disinfection and accelerated aging.Materials and Methods: Sixty replicas were fabricated ...
Effect of Disinfection and Accelerated Aging on Color Stability of Colorless and Pigmented Facial Silicone
(Wiley-Blackwell, 2011-06-01)
Purpose: The aim of this study was to evaluate the color stability of a facial silicone with different pigmentations submitted to disinfection and accelerated aging.Materials and Methods: Sixty replicas were fabricated ...
Colloidal Photonic Crystal Pigments with Low Angle Dependence
(APPLIED MATERIALS & NTERFACES, 2013-01-16)
Effect of intrinsic nanoparticle pigmentation on the color stability of denture base acrylic resins
(Elsevier B.V., 2013-08-01)
Statement of problem. Intrinsic pigmentation is widely used to improve the esthetic features of denture base acrylic resins. However, acrylic resin may discolor over time.Purpose. The purpose of this study was to investigate ...
Effect of intrinsic nanoparticle pigmentation on the color stability of denture base acrylic resins
(2013-08-01)
Statement of problem: Intrinsic pigmentation is widely used to improve the esthetic features of denture base acrylic resins. However, acrylic resin may discolor over time. Purpose: The purpose of this study was to investigate ...
Effect of different methods of hygiene on the color stability of extrinsically pigmented facial silicone
(2018-01-01)
Aim: Evaluate the color stability of facial silicone pigmented extrinsically under the influence of the hygiene process. Methods: 160 samples were prepared and divided into 8 groups (n = 20) according to the pigmentation ...
Color stability after accelerated aging of two silicones, pigmented or not, for use in facial prostheses
(2009-12-08)
One of the greatest challenges faced by buccomaxillofacial prosthetists is to reproduce the patient's exact skin color and provide adequate esthetics. To reach this objective, professionals must use materials with easy ...
Purification and characterization of indochrome type blue pigment produced by Pseudarthrobacter sp. 34LCH1 isolated from Atacama desert
(Facultad de Medicina y Ciencia, 2019)
The interest in and demand for natural dyes has increased significantly in recent years; however, very few natural blue dyes are commercially available, because blue colored compounds in nature are relatively rare. In this ...