Other Chemical Auxiliaries

Chemical name: 4-Methylbenzophenone CAS No.: 134-84-9 Molecular formula: C14H12O Molecular weight: 196 Molecular structure Specification Appearance: White crystal solid Purity, %: ≥99 Melting point, ℃: 55 - 57 Volatiles, %: ≤ 0.5 Ash, %: ≤ 0.1 Application Photoinitiator MBP is a highly effective free radical type II photoinitiator. The absorption maximum is at 259nm. It is mainly used in the UV polymerization with tertiary amine, such as clear lacquer, plastic coatings, wood coatings, adhesives, offset printing ink, screen printing ink, flexo ink and electronic products. info at hhochem.com

Chemical name: Methyl 2-benzoylbenzoate CAS No.: 606-28-0 Molecular formula: C15H12O3 Molecular weight: 240 Molecular structure Specification Appearance: White crystal solid Purity, %: ≥99 Melting point, ℃: 48 - 53 Volatiles, %: ≤ 0.5 Application Photoinitiator OMBB is a highly efficient solid photoinitiator with extremely low odor. When it is used with tertiary amine synergists, it initiates the rapid polymerisation of suitable resin formulations. It is widely used in all kinds of food packaging UV ink and varnish system. info at hhochem.com

Chemical name: 2-Isopropylthioxanthone CAS No.: 5495-84-1 Molecular formula: C16H14OS Molecular weight: 254 Molecular structure Specification Appearance: Slightly yellow crystalline powder Purity, %: ≥ 99 Melting point, °C: 71- 76 Volatility, %: ≤ 0.2 Color: ≤ 7 Application Photoinitiator ITX is a highly effective free radical type II photoinitiator, which uses for UV curing of corresponding resin and tertiary amine. The absorption peak is 258-382 nm. It is used in screen printing inks, varnishes, lithographic inks, flexo inks, electronic products, and wood coatings. It can also be used as a photosensitizer to enhance the curing properties of UV 907. info at hhochem.com

Chemical name: 4,4'-Bis(diethylamino) benzophenone CAS No.: 90-93-7 Molecular formula:C21H28N2O Molecular weight: 324 Molecular structure Specification Appearance: Pale yellow powder Purity, %: ≥99 Melting point, ℃: 93 - 95 Moisture, %: ≤ 0.1 Application Photoinitiator EMK is an effective photoinitiator for curing pigmented and clear UV-curable, acrylated-based coatings, adhesives and inks. It has a strong absorption between 350 to 400 nm which makes it most suitable for pigmented and black UV coating. info at hhochem.com

Chemical name: 2,4-Diethylthioxanthone CAS No.: 82799-44-8 Molecular formula: C17H16OS Molecular weight: 268 Molecular structure Specification Appearance: Yellow crystalline powder Purity, %: ≥ 99 Melting point, °C: 66 - 70 Volatility, %: ≤ 0.5 Application Photoinitiator DETX is a highly effective Type II photoinitiator. In conjunction with tertiary amine synergists, it is used to initiate radical polymerization of unsaturated oligomers e.g. acrylates and used in UV-curing coatings and inks. It can be used in combination with mono or multi functional monomers as reactive diluents. info at hhochem.com

Chemical name: 2,2-Dimethoxy-1,2-diphenylethan-1-one CAS No.: 24650-42-8 Molecular formula: C16H16O3 Molecular weight: 256.3 Molecular structure Specification Appearance: White crystalline powder Purity, %: ≥ 99 Melting point, °C: 64 - 67 Volatility, %: ≤ 0.5 Ash, %: ≤ 0.1 Application Photoinitiator BDK is a highly efficient UV photoinitiator. It is one of the economical photoinitiators. It is sensitive and has good absorption in 340nm band. It is compatible with unsaturated polyesters, acrylate monomers and oligomers used in UV-curable systems. It can be used in the UV curing system, such as unsaturated polyester, styrene primer and filler on the surface of wood or wood substitutes, acrylic ink and varnish on paper, metal and plastic surfaces, resist gloss and print. info at hhochem.com

Chemical name: 2-Hydroxy-2-methylpropiophenone CAS No.：7473-98-5 Molecular formular：C10H12O2 Molecular weight：164.2 Molecular structure Specification Appearance: Transparent yellow liquid Purity, %: ≥98.5 Transmittance, %: 425nm ≥ 98.0 500nm ≥ 99.0 Color: ≤100Hazen Volatility, %: ≤ 0.1 Ash, %: ≤ 0.1 Application Photoinitiator 1173 is a high efficiency UV photoinitiator and has the characteristics of low odor, non yellowing and good color stability. It can be conveniently combined with other photoinitiators.It is used in UV curing coatings and inks, clear coatings for wood, plastics and metal, overprint varnish. It is especially recommended for UV-curable coatings that require long-term exposure to sunlight and yellowing resistance. It is Highly efficient photoinitiator for UV curing system info at hhochem.com

Chemical name: 2-Methyl-4'-(methylthio)-2-morpholinopropiophe , none CAS No.: 71868-10-5 Molecular formula: C15H21NO2S Molecular weight: 279 Molecular structure Specification Appearance: White crystal powder Purity, %: ≥ 99 Melting point, °C: 73-76 Volatility, %: ≤ 0.25 Ash, %: ≤ 0.1 Transmittance (10g/100ml Toluene): 425nm ≥ 85% 500nm ≥ 95% Application Photoinitiator 907 is a high-efficiency photoinitiator which is mainly used in UV curing coating system and ink. It can keep coating system and ink from yellowing and prolong storage. It can be used for the color ink system, paper, metal, and plastic glazing and electronic ink. And it also can be used as UV absorbent for cosmetics and other industries. info at hhochem.com

Chemical name: Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide CAS No.:162881-26-7 Molecular formula:C26H27O3P Molecular weight: 418.46 Molecular structure Specification Appearance: Yellow crystal powder Purity (HPLC), %: ≥99 Melting point, ℃: 130 - 133 Volatility, %: ≤ 0.2 Acidity, mgKOH/g: ≤ 0.3 Clarity: Clear Application Photoinitiator 819 is a high effective UV photoinitiator, which is used to initiate the UV polymerization of unsaturated prepolymer system. It has been widely used in coatings, inks, adhesives and other industries for their excellent properties. It has great absorption in the ultraviolet and visible regions, and can initiate curing more effectively than other photoinitiators for coatings containing pigments. It hardly yellows after curing and long-term light radiation, so it can be used in occasions where yellowing requirements are stricter, such as white, light ink and paint. In addition, it has bleaching effect on light, which can penetrate the coating and help the thick film to be cured thoroughly. info at hhochem.com

Chemical name: Bis(2,6-difluoro-3-(1-hydropyrrol-1-yl)phenyl)tita , nocene CAS No.：125051-32-3 Molecular formular：C30H22F4N2Ti 10* Molecular weight： 534.4 Molecular structure Specification Appearance: Orange to yellow powder Purity, %: ≥99 Melting point, ℃: 160 - 170 Application Photoinitiator 784 is an extremely reactive, orange colored solid photoinitiator for radical olymerisation of unsaturated resins upon exposure to visible light (daylight) or UV light. It has a wide absorption in UV spectrum with the typical absorptions at 390 & 460 nm and the absorption extends to 500 nm. It is especially suited for the curing of photopolymers for imaging or information storage applications. It may be used in UV curable formulations for clear and for pigmented coatings on wood, metal, plastic, paper and optical fibers as well as for printing inks. Its unique absorbance properties together with its outstanding reactivity make it especially suited for use in photopolymers, e.g. resists, printing plates and other information storage devices such as optical layers, holograms, laser direct imaging, stereolithography. Curing can be performed either using UV light, visible light (blue-green part of the spectrum) or even light from suitable laser devices, e.g. Ar-Laser (488nm) or FD-Nd/YAG-Laser (532nm). Best performance is obtained if oxygen is excluded from the resin system during curing. info at hhochem.com

Chemical name: 2-Dimethylamino-2-(4-methyl-benzyl)-1-(4-morpholin , -4-yl-phenyl)- butan-1-one CAS No.: 119344-86-4 Molecular formula: C24H32N2O2 Molecular weight: 380.5 Molecular structure Specification Appearance: Pale yellow crystal Purity, %: ≥ 98.5 Melting point, °C: 87 - 93 Loss on drying, %: ≤ 0.25 Ash, %: ≤ 0.1 Application Photoinitiator 379 has good curing effect in tint/dark pigments, good solubility in acrylate solution and has good dispersibility. Applicable to mixed liquids: good versatility in formulations of various color systems, high efficiency in application of dark thick film coatings; can be used as ink additives in high efficiency/high performance printing process; excellent film performance. Its red- shifted adsorption spectrum makes it especially suitable for UV curable inks. It can be used alone or in combination with suitable co-initiators, such as 184, 651 or ITX etc. info at hhochem.com

Chemical name: 2-Benzyl-2-(dimethylamino)-4'-morpholinobutyro , phenone CAS No.: 119313-12-1 Molecular formula: C23H30N2O2 Molecular weight: 366.5 Molecular structure Specification Appearance: Slightly yellow powder Purity, %: ≥ 99 Melting range, °C: 110 - 119 Volatility, %: ≤ 0.3 Application Photoinitiator 369 is a highly efficient photoinitiator which combines fast cure response in dark colors, low migration and reduced odor on UV exposure. It is used for the photopolymerization of free radicals. It is used in UV curing inks and coatings. It is very suitable for the curing of UV colored system, especially the blue and black color phase system UV curing, and even the systems containing ultraviolet absorbents. It is also applied to the offset printing, silk screen printing ink, printing plates etc. It can be used in combination with other photoinitiators such as 184, 651, 907, ITX. info at hhochem.com

Chemical name: 1-Hydroxycyclohexyl Phenyl Ketone CAS No.：947-19-3 Molecular formular：C13H16O2 Molecular weight：204.26 Molecular structure Specification Appearance: White crystalline powder Purity, %: ≥99 Melting point, ℃: 46 - 49 Volatility, %: ≤ 0.2 Light transmittance, %: 425nm ≥ 98 500nm ≥ 99 Application Photoinitiator 184 has a high light triggered activity, good thermal stability and does not produce the yellowing. It is the most commonly used photoinitiator maximum absorption wavelength of 333nm. It is used as an effective UV curing initiator and non - variable yellow photoinitiator. It is widely used in copying varnish, plastic coatings, wood paints, and so on. It is added with other photopinitiator. info at hhochem.com

We are a professional chemical company integrating development, production and marketing of organic compounds in China we can provide the competitive price and high quality product. We are a comprehensive chemical company dedicated to fine chemicals. The packing of the products can bepacked according to the customer's request. Main Products: 28578-16-7 PMK ethyl glycidate ( new PMK powder) 20320-59-6 Diethyl(phenylacetyl)malonate 5449-12-7 2-Methyl-3-phenyl-oxirane-2-carboxylic acid 110-63-4 1,4-Butanediol(BDO) 74-89-5 Methylamine 718-08-1 Ethyl 3-oxo-4-phenylbutanoate 1451-83-8 2-Bromo-1-Phenyl-1-Butanone 79-03-8 Propanoyl chloride 79099-07-3 N-(tert-Butoxycarbonyl)-4-piperidone 19099-93-5 N-CBZ-4-piperidone 23076-35-9 Xylazine hydrochloride(HCL) 7361-61-7 Xylazine 1451-82-7 2-Bromo-4'-Methylpropiophenone 49851-31-2 2-Bromo-1-phenyl-1-pentanone 236117-38-7 2-iodo-1-p-tolylpropan-1-one 5337-93-9 4-Methylpropiophenone 123-75-1 Pyrrolidine 1009-14-9 Valerophenone 96-26-4 1,3-Dihydroxyacetone（DHA) 38205-60-6 5-Acetyl-2,4-dimethylthiazole 25655-41-8 Povidone Iodine 1117-86-8 1,2-Octanediol 131-57-7 Oxybenzone(Eusolex 4360; Escalol 567) 171596-29-5 Cialis 137-58-6 Lidocaine 168316-95-8 Spinosad Any questions from you are welcomed. Contacts:hanna whatsapp / Telegram / Skype:+8613135677601 Wickr: hannachemical Email: hanna@whlwax.com

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