In chemistry, a photoinitiator is a molecule that creates reactive species (free radicals, cations or anions) when exposed to radiation (UV or visible)...
9 KB (905 words) - 03:27, 19 August 2024
Photopolymer (section Cationic photoinitiators)
example is shown below depicting a mixture of monomers, oligomers, and photoinitiators that conform into a hardened polymeric material through a process called...
33 KB (3,884 words) - 21:31, 30 August 2024
yellow solid is one of the most common diketones. Its main use is as a photoinitiator in polymer chemistry. The compound's most noteworthy structural feature...
7 KB (527 words) - 04:51, 23 October 2024
organic compound derived from camphor. A yellow solid, it is used as a photoinitiator in curing dental composites. Camphorquinone is produced by the oxidation...
3 KB (275 words) - 20:57, 28 November 2022
2,2-Dimethoxy-2-phenylacetophenone is a photoinitiator, which is used to initialize radical polymerization e.g. in the preparation of acrylate polymers...
2 KB (96 words) - 14:26, 8 September 2022
chemical substances that can produce radical species under mild conditions Photoinitiator, chemical substances that produce radical specials upon exposure to...
1,004 bytes (148 words) - 18:26, 2 December 2022
the field of photopolymerization, particularly in the development of photoinitiators used for two-photon polymerization (2PP). The Norrish Type I reaction...
10 KB (1,225 words) - 15:47, 26 September 2024
components of a UV curing solution includes resins, monomers, and photoinitiators. Resin is an oligomer that imparts specific properties to the final...
12 KB (1,310 words) - 04:14, 12 July 2024
Binghuan (January 2008). "UV-induced polymerization of urushiol without photoinitiator". Progress in Organic Coatings. 61 (1): 7–10. doi:10.1016/j.porgcoat...
19 KB (2,035 words) - 18:27, 17 September 2024
acid precursor to Kapton is mixed with an acrylate cross linker and photoinitiator that can form a gel when exposed to ultraviolet light during 3D printing...
15 KB (1,646 words) - 08:11, 28 June 2024
Isopropylthioxanthone (ITX) is used as a photoinitiator in printing. In 2005, traces of isopropyl thioxanthone were found by Italian authorities in babies...
2 KB (74 words) - 18:20, 19 August 2022
main use of benzoin is as a precursor to benzil, which is used as a photoinitiator. The conversion proceeds by organic oxidation using copper(II), nitric...
8 KB (571 words) - 01:21, 25 December 2023
curing. Certain inks, coatings, and adhesives are formulated with photoinitiators and resins. When exposed to UV light, polymerization occurs, and so...
117 KB (12,670 words) - 01:09, 7 November 2024
photo-reactive polymers. These compounds use a polymer mixture combined with a photoinitiator to create an amorphous, covalent cross-linked polymer. This material...
25 KB (3,233 words) - 21:27, 4 June 2024
HDDMA), a filler material such as silica and in most applications, a photoinitiator. Dimethylglyoxime is also commonly added to achieve certain physical...
48 KB (6,139 words) - 09:12, 16 September 2024
"Positive and Negative Working Resist Compositions with Acid-Generating Photoinitiator and Polymer with Acid-Labile Groups Pendant From Polymer Backbone" J...
104 KB (10,696 words) - 15:43, 5 November 2024
R-CH2-CH2-S-R' This reaction is often catalysed by free radicals produced from a photoinitiator. Sulfides can also be prepared by many other methods, such as the Pummerer...
10 KB (1,120 words) - 00:46, 27 April 2024
powder coatings are photopolymerisable materials containing a chemical photoinitiator that instantly responds to UV light energy by initiating the reaction...
27 KB (3,515 words) - 02:39, 10 September 2024
1021/cr9901236. PMID 11740917. Monroe, Bruce M.; Weed, Gregory C. (1993). "Photoinitiators for free-radical-initiated photoimaging systems". Chemical Reviews...
40 KB (4,613 words) - 06:59, 17 October 2024
prepolymer (the monomer) and, considering the final application, a photoinitiator. In addition, we can find such polymerization inhibitors (useful to...
22 KB (2,398 words) - 18:54, 5 August 2024
when the radical is in its lowest triplet excited state. An acceptable photoinitiator system should fulfill the following requirements: High absorptivity...
46 KB (5,483 words) - 20:30, 22 July 2024
"Positive and Negative Working Resist Compositions with Acid-Generating Photoinitiator and Polymer with Acid-Labile Groups Pendant From Polymer Backbone" J...
29 KB (3,241 words) - 09:30, 11 August 2024
metal salts such as catalyst residues. All of these species act as photoinitiators. The organic hydroperoxide and carbonyl groups are able to absorb UV...
43 KB (4,994 words) - 18:44, 3 September 2024
quickly at room temperature when exposed to UV light in the presence of photoinitiators. It may be used as a monomeric matrix in which 40nm silica particles...
9 KB (634 words) - 20:34, 22 February 2024
from other photochemical interactions including, but not limited to, photoinitiators, photocatalysts, photoacids and photopolymerization. Photosensitizers...
28 KB (3,007 words) - 03:11, 8 July 2024
can undergo both acid base and polymerisation reactions. It also has photoinitiators present which enable light curing. The ionomer has a number of uses...
38 KB (4,939 words) - 13:52, 26 September 2024
microfabrication, a block of gel containing monomers and a 2-photon active photoinitiator is prepared as a raw material. Application of a focused laser to the...
37 KB (4,664 words) - 16:55, 6 November 2024
481—490. Dumur, Frédéric (2021). "Recent advances on visible light photoinitiators of polymerization based on Indane-1,3-dione and related derivatives"...
4 KB (294 words) - 08:38, 31 October 2024
radicals released from a photoinitiator such as camphorquinone. To induce the release of these free radicals, the photoinitiator must be exposed to a specific...
12 KB (1,458 words) - 23:46, 11 July 2024
reaction involves the use of light as a stimulus. In this method, photoinitiators, compounds that cleave from the absorption of photons, are added to...
69 KB (7,797 words) - 13:09, 2 November 2024