Products in Other Adhesives & Sealants Applications: Photoinitiator

1-hydroxy-cyclohexylphenyl-ketone is a fast curing type-I photoinitiator. It is soluble in most monomers, oligomers and pre-polymers but insoluble in H2O.

JRCure-1020 is white crystal flake in appearance.

JRCure-1113 is white crystalline powder in appearance.

Spectra Group Limited H-Nu 640MP can cure a wide range of acrylate resins via free-radical mechanism. It is a commercial photoinitiator with a broad absorbance range of 570 nm to 670 nm (λmax = 649nm in DMSO).

JRCure-1056 is white crystalline in appearance.

Deuteron UV 3100 may be used as a UV initiator for all binders that can be cationically polymerized, particularly epoxides used in the printing ink sector. Alkaline additives should be avoided because they impair the effectiveness of Deuteron UV 3100.Deuteron UV 3100 enables the cationic polymerization of special binder systems through a starting reaction. Deuteron UV 3100 is soluble in these binder systems including common solvents and reactive diluents. back

PL-500 is a eutectic blend made up of a 1:1 mixture of PL-CPK and PL-BPO. It is well suited for applications where ease of use and good surface cure are needed. PL-500 is soluble in most monomers, oligomers and pre-polymers. It is insoluble in H2O.

Deuteron UV 2257 may be used as a UV initiator for all binders that can be cationically polymerized, particularly epoxides used in the printing ink sector. Alkaline additives should be avoided because they impair the effectiveness of Deuteron UV 2257.Deuteron UV 2257 enables the cationic polymerization of special binder systems through a starting reaction. Deuteron UV 2257 is soluble in these binder systems including common solvents and reactive diluents. back

Spectra Group Limited H-Nu 815 can cure a wide range of acrylate resins via free-radical mechanism. It is a commercial photoinitiator with a broad absorbance range of 690 nm to 850 nm (λmax = 828nm in DMSO).

4-Methyl benzophenone is a fast curing type-II photoinitiator. In the presence of O2, the use of an amine co-initiator is recommended. It is soluble in most monomers, oligomers and pre-polymers. It is insoluble in H2O.

JRCure-1101 is white crystalline in appearance.

PL-600 is a liquid Photoinitiator compound developed specifically for white and pastel pigmented systems as well as thicker clear films. It provides a perfect balance between surface cure and through cure to enable the best possible adhesion in these systems. Because it's a liquid, it works well as a press side additive for the printer. PL-600 is soluble in most monomers, oligomers and pre-polymers. It is insoluble in H2O.

2-Isopropylthioxanthone is a Type II photoinitiator. It is typically used in combination with tertiary amines. Another major use is as a sensitizer to enhance the curing efficiency of both PL-907 and PL-369. It is soluble in most monomers, oligomers and pre-polymers but insoluble in H2O.

Spectra Group Limited H-Nu 470 initiates both free-radical and cationic photopolymerization, using a different set of co-initiators depending on the polymerization process • Type II photoinitiator: H-Nu 470 acts as a light harvester, followed by energy or electron transfer to a co-initiator molecule; produced reactive species activate photopolymerization • Commercial photoinitiator (TSCA status: LVE), non-toxic (LD50>5000 mg/kg).

PL-CLR is a liquid photoinitiator compound developed specifically for thicker clear films where low yellowing is necessary. It provides a perfect balance between surface cure and through cure to enable the best possible adhesion in these systems. Because it’s a liquid, it works well as a press side additive for the printer. PL-CLR is soluble in most monomers, oligomers and pre-polymers. It is insoluble in H2O.

PL-DRK is a liquid photoinitiator compound developed specifically for dark and black inks and coatings. It provides an optimum balance between surface cure and through cure to enable the best possible adhesion in these systems. Because of it's optimum viscosity, it can be used in flexo, screen and paste inks without negatively effecting rheology. It is also well suited as a press side additive for the printer. PL-DRK is soluble in most monomers, oligomers and pre-polymers. It is insoluble in H2O.

Deuteron UV 1250 may be used as a UV initiator for all binders that can be cationically polymerized, particularly epoxides used in the printing ink sector. Alkaline additives should be avoided because they impair the effectiveness of Deuteron UV 1250.Deuteron UV 1250 enables the cationic polymerization of special binder systems through a starting reaction. Deuteron UV 1250 is soluble in these binder systems including common solvents and reactive diluents. back

Chivacure® 300 is an oligomeric photoinitiator featuring transparent, ultrathin, non-yellowing, and non-migration properties. Equipped with a special “multi-warhead” structure, Chivacure® 300 is highly resistant to oxygen inhibition and can retain sufficient free radicals to initiate the UV curing reaction. Therefore Chivacure® 300 is particularly suitable for applications requiring ultrathin transparent coatings that are less than 5 μm thick (e.g., food or cigarette packaging, adhesive tapes, scratch-resistant glass and metal coatings).

Diphenyl (2,4,6-trimethylbenzoyl) phosphine oxide is a Type I photoinitiator best known for it's through cure abilities. It is soluble in most monomers, oligomers and pre-polymers but insoluble in H2O.

Photoinitiator

2-Benzyl-2-dimethylamino-1-(4-morpholinphenyl) butanone is a type I photoinitiator primarily used in non-white pigmented systems. It is oftentimes used with PL-ITX as a sensitizer to enhance the curing efficiency in inks. It is soluble in most monomers, oligomers and pre-polymers but insoluble in H2O.

PL-TINP is a highly efficient hydroxyphenol benzotriazole ultraviolet light absorber (UVA).

JRCure-1110 is light yellow viscous clear liquid in appearance.

PL-IND is a liquid photoinitiator compound developed specifically for dark and black inks and coatings where acid adhesion promoters are present.. It provides an optimum balance between surface cure and through cure to enable the best possible adhesion in these systems. Because of it’s optimum viscosity, it can be used in most coating and ink systems without negatively effecting rheology. It is also well suited as a press side additive for the printer PL-IND is soluble in most monomers, more

JRCure-1107 is white powder in appearance.

JRCure-1102 is pale yellow liquid in appearance.

JRCure-1103 is transparent yellow liquid in appearance.

2-Methyl-1-[4-(methylthio) phenyl]-2-morpholino propan-1-one is a type I photoinitiator primarily used in pigmented systems. It is oftentimes used with PL-ITX as a sensitizer to enhance the curing efficiency in inks. It is soluble in most monomers, oligomers and pre-polymers but insoluble in H2O.

JRCure-1065 is white crystalline powder in appearance.

JRCure-1024 is white crystalline flaker in appearance.

Spectra Group Limited H-Nu 780 can cure a wide range of acrylate resins via free-radical mechanism. It is a commercial photoinitiator with a broad absorbance range of 650 nm to 810 nm (λmax = 791nm in DMSO).

Benzil dimethyl ketal is a fast curing type-I photoinitiator. It is soluble in most monomers, oligomers and pre-polymers but insoluble in H2O.

PL-4265 is a 50:50 liquid blend of 2-hydroxy-2-methyl-1-phenyl-1-propanone and diphenyl (2,4,6-trimethylbenzoyl) phosphine oxide. It provides exceptional cure response in white and pastel pigmented systems as well as thicker clear films. It provides a perfect balance between surface cure and through cure to enable the best possible adhesion in these systems. PL-4265 soluble in most monomers, oligomers and pre-polymers. It is insoluble in H2O.

2-hydroxy-2-methyl-1-phenyl-1-propanone is a fast curing type-I photoinitiator. It is soluble in most monomers, oligomers and pre-polymers but insoluble in H2O.

Spectra Group Limited H-Nu 535 initiates both free-radical and cationic photopolymerization, using a different set of co-initiators depending on the polymerization process • Type II photinitiator: H-Nu 535 acts as a light harvester, followed by energy or electron transfer to a co-initiator molecule; produced reactive species activate photopolymerization • Commercial photoinitiator, non-toxic (LD50>2500 mg/kg).

4-phenyl benzophenone is a very fast curing type-II photoinitiator. In the presence of O2, the use of an amine co-initiator is recommended. It is soluble in most monomers, oligomers and pre-polymers. It is insoluble in H2O.