UL Prospector
Prospector

Succès!

Vous avez enregistré votre recherche avec succès
52 Résultats
AC-21 Ark (Fogang) Chemicals Industry Co., Ltd. AC-21 is a modified amino saline primarily used as an adhesion promoter and comes as a light yellowish liquid. It can be used to enhance polymeric coatings, and as a binder to glass and metallic substrate. It can also be used as a coating material for epo...voir plus AC-21 is a modified amino saline primarily used as an adhesion promoter and comes as a light yellowish liquid. It can be used to enhance polymeric coatings, and as a binder to glass and metallic substrate. It can also be used as a coating material for epoxy, silicone, acrylic and polyurethane. voir moins
AC-62 Ark (Fogang) Chemicals Industry Co., Ltd. AC-62 is a N-β-aminoethylaminopropyl trimethoxysilane with the chemical formula of H2NC2H4NHC3H6Si(OCH3)3 and comes as a clear to slightly yellowish liquid. Primarily used as a coupling agent in mineral reinforced Nylon 6, Nylon 66, PBT. AC-62 can be used...voir plus AC-62 is a N-β-aminoethylaminopropyl trimethoxysilane with the chemical formula of H2NC2H4NHC3H6Si(OCH3)3 and comes as a clear to slightly yellowish liquid. Primarily used as a coupling agent in mineral reinforced Nylon 6, Nylon 66, PBT. AC-62 can be used as an additive in foundry and abrasive thermosetting resin. voir moins
AC-626 Ark (Fogang) Chemicals Industry Co., Ltd. AC-626 is an N,N Bis{3-(trimethoxysilyl)propyl} ethylene diamine with the chemical formula CH2NH(CH2)3Si(OCH3)3 and comes as a clear to slightly yellowish liquid. It is primarily used as a coupling agent in mineral reinforced Nylon 6, Nylon 66, PBT. AC-62...voir plus AC-626 is an N,N Bis{3-(trimethoxysilyl)propyl} ethylene diamine with the chemical formula CH2NH(CH2)3Si(OCH3)3 and comes as a clear to slightly yellowish liquid. It is primarily used as a coupling agent in mineral reinforced Nylon 6, Nylon 66, PBT. AC-626 can also be used as an additive in foundry and abrasive thermosetting resin. voir moins
AC-63 Ark (Fogang) Chemicals Industry Co., Ltd. AC-63 is a γ-Methacryloxypropyl trimethoxysilane and comes as a clear, colorless liquid. Primarily used as an additive in mineral reinforced PET, AC-63 can be used to improve adhesion and coupling in free radical cured resin to inorganic glass fibers, cla...voir plus AC-63 is a γ-Methacryloxypropyl trimethoxysilane and comes as a clear, colorless liquid. Primarily used as an additive in mineral reinforced PET, AC-63 can be used to improve adhesion and coupling in free radical cured resin to inorganic glass fibers, clay and silicas. voir moins
AC-65 Ark (Fogang) Chemicals Industry Co., Ltd. AC-65 is a γ-Aminopropyl triethoxysilane with the chemical formula H2NC3H6Si(OC2H5)3 and comes as a clear to slightly yellowish liquid. Primarily used as a primer or additive in phenolic resin. It can be used as a pre-treatment in filler and pigments for ...voir plus AC-65 is a γ-Aminopropyl triethoxysilane with the chemical formula H2NC3H6Si(OC2H5)3 and comes as a clear to slightly yellowish liquid. Primarily used as a primer or additive in phenolic resin. It can be used as a pre-treatment in filler and pigments for adhesive and sealant production. voir moins
AC-66 Ark (Fogang) Chemicals Industry Co., Ltd. AC-66 is a γ-Glycidopropyl trimethoxysilane with the chemical formula CH2OCHCH2OC3H6Si(OCH3)3 and comes as a clear, colorless liquid. Primarily used as an additive to improve acrylic emulsion adhesion, AC-66 can be used as an adhesion promotor in polymer ...voir plus AC-66 is a γ-Glycidopropyl trimethoxysilane with the chemical formula CH2OCHCH2OC3H6Si(OCH3)3 and comes as a clear, colorless liquid. Primarily used as an additive to improve acrylic emulsion adhesion, AC-66 can be used as an adhesion promotor in polymer to glass and metallic substrates. voir moins
AC-661 Ark (Fogang) Chemicals Industry Co., Ltd. AC-661 is a γ-Glycidopropyl methyl dimethoxysilane with the chemical formula CH2OCHCH2OC3H6SiCH3(OCH3)2 and comes as a clear colorless liquid. Primarily used as an additive to improve acrylic emulsion adhesion, AC-661 can be used as an adhesion promotor i...voir plus AC-661 is a γ-Glycidopropyl methyl dimethoxysilane with the chemical formula CH2OCHCH2OC3H6SiCH3(OCH3)2 and comes as a clear colorless liquid. Primarily used as an additive to improve acrylic emulsion adhesion, AC-661 can be used as an adhesion promotor in polymer to glass as well as in metallic substrates. voir moins
AC-662 Ark (Fogang) Chemicals Industry Co., Ltd. AC-662 is a γ-Glycidopropyl methyl diethoxysilane with the chemical formula of CH2OCHCH2OC3H6SiCH3(OC2H5)2 and comes as clear colorless liquid. Primarily used as an additive to enhance adhesion in acrylic emulsion system, AC-662 can be used as an adhesion...voir plus AC-662 is a γ-Glycidopropyl methyl diethoxysilane with the chemical formula of CH2OCHCH2OC3H6SiCH3(OC2H5)2 and comes as clear colorless liquid. Primarily used as an additive to enhance adhesion in acrylic emulsion system, AC-662 can be used as an adhesion promoter to enhance polymer coating as well as a binder to glass and metal substrates. voir moins
AC-66(E) Ark (Fogang) Chemicals Industry Co., Ltd. AC-66(E) is a γ-Glycidoxypropyl triethoxysilane with the chemical formula CH2OCHCH2OC3H6Si(OCH5)3 and comes as a clear, colorless liquid. Primarily used as an additive to enhance adhesion in acrylic emulsion system, AC-66(E) can be used as an adhesion pro...voir plus AC-66(E) is a γ-Glycidoxypropyl triethoxysilane with the chemical formula CH2OCHCH2OC3H6Si(OCH5)3 and comes as a clear, colorless liquid. Primarily used as an additive to enhance adhesion in acrylic emulsion system, AC-66(E) can be used as an adhesion promotor to enhance polymer coating and as a binder to glass and metal substrates. voir moins
AC-67 Ark (Fogang) Chemicals Industry Co., Ltd. AC-67 is an β-(3,4-Epoxycyclohexyl) ethyltrimethoxysilane with the chemical structure CH2CH2Si(OCH3)3 and comes as a clear, colorless liquid. Primarily used in the production of adhesives and sealants, AC-67 can be used as an additive to improve acrylic e...voir plus AC-67 is an β-(3,4-Epoxycyclohexyl) ethyltrimethoxysilane with the chemical structure CH2CH2Si(OCH3)3 and comes as a clear, colorless liquid. Primarily used in the production of adhesives and sealants, AC-67 can be used as an additive to improve acrylic emulsions as well as used for filler in glass fiber surface treatments. voir moins
AC-68 Ark (Fogang) Chemicals Industry Co., Ltd. AC-68 is a β-(3,4-Epoxycyclohexyl)ethyltriethoxysilane with the chemical structure CH2CH2Si(OC2H5)3 and comes as a clear, transparent liquid. Primarily used in the production of adhesives and sealants, AC-68 can be used as an additive to improve acrylic e...voir plus AC-68 is a β-(3,4-Epoxycyclohexyl)ethyltriethoxysilane with the chemical structure CH2CH2Si(OC2H5)3 and comes as a clear, transparent liquid. Primarily used in the production of adhesives and sealants, AC-68 can be used as an additive to improve acrylic emulsion in adhesives as well as a filler in glass fiber surface treatments. voir moins
AC-703 Anionic Fluorocarbon Surfactant Ark (Fogang) Chemicals Industry Co., Ltd. AC-703 Anionic Fluorocarbon Surfactant is an anionic surfactant that is primarily used as a wetting, dispersing and leveling agent in paints, inks, dyes and leather production. This product has a high temperature and alkali resistance and can be used in s...voir plus AC-703 Anionic Fluorocarbon Surfactant is an anionic surfactant that is primarily used as a wetting, dispersing and leveling agent in paints, inks, dyes and leather production. This product has a high temperature and alkali resistance and can be used in strong base or strong oxidant media. It is a brownish, clear liquid in appearance. voir moins
AC-76 Ark (Fogang) Chemicals Industry Co., Ltd. AC-76 is a Vinyltriisopropoxysilane with the chemical formula C11H24O3Si and comes as a clear and colorless liquid. It is primarily used as a monomer in acrylic emulsions in the production of paints and coatings.
AC-77 Ark (Fogang) Chemicals Industry Co., Ltd. AC-77 is a Vinyltris-(2-methoxyethoxysilane) with the chemical formula H2C=CHSi(OCH2CH2OCH3)3 and comes as a clear liquid. Primarily used as a cross-linker in vinyl-acrylic emulsion systems, AC-77 can be used as an additive mineral filled polymers and oth...voir plus AC-77 is a Vinyltris-(2-methoxyethoxysilane) with the chemical formula H2C=CHSi(OCH2CH2OCH3)3 and comes as a clear liquid. Primarily used as a cross-linker in vinyl-acrylic emulsion systems, AC-77 can be used as an additive mineral filled polymers and other rubber chemicals as an adhesion promoter for paints and coatings. voir moins
APMS Fluid A 1000 Ark (Fogang) Chemicals Industry Co., Ltd. APMS Fluid A 1000 is an Amino terminated polydimethoxysiloxane with the chemical formula (C2H6OSi)nC26H54O5Si2. Primarily used in the production of silicone-polyurethane grafted polymers. It has multiple uses as a sizing agent in glass fibers and as a mod...voir plus APMS Fluid A 1000 is an Amino terminated polydimethoxysiloxane with the chemical formula (C2H6OSi)nC26H54O5Si2. Primarily used in the production of silicone-polyurethane grafted polymers. It has multiple uses as a sizing agent in glass fibers and as a modifier and curing agent for epoxy resins and coatings. voir moins
APMS Fluid A 10000 Ark (Fogang) Chemicals Industry Co., Ltd. APMS Fluid A 10000 is an Amino terminated polydimethoxysiloxane with the chemical formula (C2H6OSi)nC26H54O5Si2. Primarily used in the production of silicone-polyurethane grafted polymers. It has multiple uses as a sizing agent in glass fibers and as a mo...voir plus APMS Fluid A 10000 is an Amino terminated polydimethoxysiloxane with the chemical formula (C2H6OSi)nC26H54O5Si2. Primarily used in the production of silicone-polyurethane grafted polymers. It has multiple uses as a sizing agent in glass fibers and as a modifier and curing agent for epoxy resins and coatings. voir moins
APMS Fluid A 2000 Ark (Fogang) Chemicals Industry Co., Ltd. APMS Fluid A 2000 is an Amino terminated polydimethoxysiloxane with the chemical formula (C2H6OSi)nC26H54O5Si2. Primarily used in the production of silicone-polyurethane grafted polymers. It has multiple uses as a sizing agent in glass fibers and as a mod...voir plus APMS Fluid A 2000 is an Amino terminated polydimethoxysiloxane with the chemical formula (C2H6OSi)nC26H54O5Si2. Primarily used in the production of silicone-polyurethane grafted polymers. It has multiple uses as a sizing agent in glass fibers and as a modifier and curing agent for epoxy resins and coatings. voir moins
APMS Fluid A 5000 Ark (Fogang) Chemicals Industry Co., Ltd. APMS Fluid A 5000 is an Amino terminated polydimethoxysiloxane with the chemical formula (C2H6OSi)nC26H54O5Si2. Primarily used in the production of silicone-polyurethane grafted polymers. It has multiple uses as a sizing agent in glass fibers and as a mod...voir plus APMS Fluid A 5000 is an Amino terminated polydimethoxysiloxane with the chemical formula (C2H6OSi)nC26H54O5Si2. Primarily used in the production of silicone-polyurethane grafted polymers. It has multiple uses as a sizing agent in glass fibers and as a modifier and curing agent for epoxy resins and coatings. voir moins
DYHARD® 100 AlzChem DYHARD® 100 is part of a series that consists of different micronized grades of dicyandiamide curing agents for the formulation of thermosetting epoxy resin compositions. They contain up to 3 % of inert anti-caking agent in order to prevent agglomerations...voir plus DYHARD® 100 is part of a series that consists of different micronized grades of dicyandiamide curing agents for the formulation of thermosetting epoxy resin compositions. They contain up to 3 % of inert anti-caking agent in order to prevent agglomerations and to improve handling. The products of the DYHARD® 100 series do not react with epoxy resins at moderate temperatures. Dispersed in epoxy resin the mixture remains stable until activated by heat. voir moins
DYHARD® 100M AlzChem DYHARD® 100M is part of a series that consists of different micronized grades of dicyandiamide curing agents for the formulation of thermosetting epoxy resin compositions. They contain up to 3 % of inert anti-caking agent in order to prevent agglomeration...voir plus DYHARD® 100M is part of a series that consists of different micronized grades of dicyandiamide curing agents for the formulation of thermosetting epoxy resin compositions. They contain up to 3 % of inert anti-caking agent in order to prevent agglomerations and to improve handling. The products of the DYHARD® 100 series do not react with epoxy resins at moderate temperatures. Dispersed in epoxy resin the mixture remains stable until activated by heat. voir moins
DYHARD® 100S AlzChem DYHARD® 100S is part of a series that consists of different micronized grades of dicyandiamide curing agents for the formulation of thermosetting epoxy resin compositions. They contain up to 3 % of inert anti-caking agent in order to prevent agglomeration...voir plus DYHARD® 100S is part of a series that consists of different micronized grades of dicyandiamide curing agents for the formulation of thermosetting epoxy resin compositions. They contain up to 3 % of inert anti-caking agent in order to prevent agglomerations and to improve handling. The products of the DYHARD® 100 series do not react with epoxy resins at moderate temperatures. Dispersed in epoxy resin the mixture remains stable until activated by heat. voir moins
DYHARD® 100SF AlzChem DYHARD® 100SF is part of a series that consists of different micronized grades of dicyandiamide curing agents for the formulation of thermosetting epoxy resin compositions. They contain up to 3 % of inert anti-caking agent in order to prevent agglomeratio...voir plus DYHARD® 100SF is part of a series that consists of different micronized grades of dicyandiamide curing agents for the formulation of thermosetting epoxy resin compositions. They contain up to 3 % of inert anti-caking agent in order to prevent agglomerations and to improve handling. The products of the DYHARD® 100 series do not react with epoxy resins at moderate temperatures. Dispersed in epoxy resin the mixture remains stable until activated by heat. voir moins
DYHARD® 100SH AlzChem DYHARD® 100SH is part of a series that consists of different micronized grades of dicyandiamide curing agents for the formulation of thermosetting epoxy resin compositions. They contain up to 3 % of inert anti-caking agent in order to prevent agglomeratio...voir plus DYHARD® 100SH is part of a series that consists of different micronized grades of dicyandiamide curing agents for the formulation of thermosetting epoxy resin compositions. They contain up to 3 % of inert anti-caking agent in order to prevent agglomerations and to improve handling. The products of the DYHARD® 100 series do not react with epoxy resins at moderate temperatures. Dispersed in epoxy resin the mixture remains stable until activated by heat. voir moins
DYHARD® CAAB AlzChem DYHARD® CAAB is a curing agent for matt finish powder coatings based on epoxy or epoxy-polyester hybrid formulations. Usually it is used together with DYHARD® PIN to realize these matt finishes. For low gloss applications the optimal mixing ratio between ...voir plus DYHARD® CAAB is a curing agent for matt finish powder coatings based on epoxy or epoxy-polyester hybrid formulations. Usually it is used together with DYHARD® PIN to realize these matt finishes. For low gloss applications the optimal mixing ratio between DYHARD® PIN and DYHARD® CAAB is 45:55. This ideal mixture is also available in the ready to use premix DYHARD® PMC for an easy handling. voir moins
DYHARD® D50EP AlzChem DYHARD® D50EP is a master batch of 50% DYHARD® 100S in standard bisphenol A epoxy resin (EEW 182-192). Advantages include a dust-free production environment, as well as easier dosage and incorporation. It is cost-effective due to easy handling, and offers...voir plus DYHARD® D50EP is a master batch of 50% DYHARD® 100S in standard bisphenol A epoxy resin (EEW 182-192). Advantages include a dust-free production environment, as well as easier dosage and incorporation. It is cost-effective due to easy handling, and offers the same reactivity, latency, and mechanical properties as the DYHARD® 100 series. This product is recommended for one-component thermosetting epoxy resin formulations for the automotive, sporting goods, and aerospace industry, for adhesives, for encapsulation compounds, and more. voir moins
DYHARD® DF50EP AlzChem DYHARD® DF50EP is a master batch of 50% DYHARD® 100SF in standard bisphenol A epoxy resin (EEW 182-192). Products of the DYHARD® master batches are widely used for all kinds of one component thermosetting epoxy resin formulations
DYHARD® Fluid 111 AlzChem DYHARD® Fluid 111 is a liquid latent curing agent for thermosetting epoxy resin formulations.
DYHARD® Fluid 212 AlzChem DYHARD® Fluid 212 is a liquid latent curing agent. It features a long pot life in the impregnation bath, a rapid cure at 120ºC, optical clearness, and high transparency. This makes it ideal for use in filament winding applications.
DYHARD® MCA10 AlzChem DYHARD® MCA10 is a special formulated curing agent for low temperature cure, or very fast cure at standard cure temperatures. A formulated 1K-Epoxy resins system with DYHARD® MCA10 still has an acceptable long latency of a few weeks at room temperature.
DYHARD® MCA30 AlzChem DYHARD® MCA30 is a non toxic, special formulated curing agent for low temperature cure, high gloss epoxy powder coatings.
DYHARD® MI-C AlzChem DYHARD® MI-C is used as a very active but also reasonably latent accelerator in thermosetting epoxy resin formulations. It is typically used for fast curing, or low temperature cure, resin systems with low latency requirements.
DYHARD® MI-FF AlzChem DYHARD® MI-FF is used as a very active but also reasonably latent accelerator in thermosetting epoxy resin formulations. It is typically used for fast curing, or low temperature cure, resin systems with low latency requirements.
DYHARD® MIA5 AlzChem DYHARD® MIA5 is used as a very active but also reasonably latent accelerator in thermosetting epoxy resin formulations. It’s use is particularly suited in combination with micronized dicyandiamide from the DYHARD® CU-Line, or with the dicyandiamide master...voir plus DYHARD® MIA5 is used as a very active but also reasonably latent accelerator in thermosetting epoxy resin formulations. It’s use is particularly suited in combination with micronized dicyandiamide from the DYHARD® CU-Line, or with the dicyandiamide master batches from the DYHARD® MB-Line. voir moins
DYHARD® OTB AlzChem DYHARD® OTB represents a medium reactive curing agent for high gloss epoxy powder coatings. With it’s ideal distribution properties in epoxy resins high quality finishes at low curing temperatures are provided.
DYHARD® PI AlzChem DYHARD® PI represents an imidazole based accelerator and/or hardener for thermosetting epoxy resin systems. It has a larger particle size than DYHARD® PI-FF, which is more suitable where lower reactiviy's are needed.
DYHARD® PI-FF AlzChem DYHARD® PI-FF represents an imidazole based accelerator and/or hardener for thermosetting epoxy resin systems. DYHARD® PI-FF has a smaller particle size than DYHARD® PI and hence is more suitable where higher reactivity's are needed.
DYHARD® PIN AlzChem DYHARD® PIN represents a curing agent which is used in low gloss epoxy and epoxy-polyester hybrid powder coatings. It’s ideal distribution properties in both resin systems provides high quality finishes with a very good color stability.
DYHARD® PMC AlzChem DYHARD® PMC represents a matt curing agent for low gloss epoxy and epoxy-polyester hybrid powder coatings. With its ideal distribution properties in both resins systems, high quality finishes with a very good color stability are provided.
DYHARD® UR200 AlzChem DYHARD® UR200 represents a latent, micronized accelerator based on a substituted urea. Its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in thermosetting epoxy resin formulations.
DYHARD® UR300 AlzChem DYHARD® UR300 represents a latent, micronized accelerator based on a substituted urea. Its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in thermosetting epoxy resin formulations.
DYHARD® UR300AB AlzChem DYHARD® UR300AB represents a latent, micronized accelerator based on a substituted urea. Its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in thermosetting epoxy resin formulations.
DYHARD® UR400 AlzChem DYHARD® UR400 represents a bi-functional, micronized accelerator based on a substituted urea. Being an active as well as a latent accelerator, its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in...voir plus DYHARD® UR400 represents a bi-functional, micronized accelerator based on a substituted urea. Being an active as well as a latent accelerator, its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in thermosetting epoxy resin formulations. voir moins
DYHARD® UR500 AlzChem DYHARD® UR500 represents a bi-functional, micronized accelerator based on a substituted urea. Being a highly active as well as a latent accelerator, its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 ser...voir plus DYHARD® UR500 represents a bi-functional, micronized accelerator based on a substituted urea. Being a highly active as well as a latent accelerator, its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in thermosetting epoxy resin formulations. voir moins
DYHARD® UR700 AlzChem DYHARD® UR700 represents a highly latent, micronized accelerator based on a substituted urea. Its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in thermosetting epoxy resin formulations. In addit...voir plus DYHARD® UR700 represents a highly latent, micronized accelerator based on a substituted urea. Its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in thermosetting epoxy resin formulations. In addition, DYHARD® UR700 is soluble in water, which makes it a preferred accelerator for waterborne applications. voir moins
DYHARD® UR800 AlzChem DYHARD® UR800 represents a very latent, micronized accelerator based on a substituted urea. Its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in thermosetting epoxy resin formulations.
DYHARD® URAcc13 AlzChem DYHARD® URAcc13 represents a formulated latent, micronized accelerator based on a substituted urea. Being an active as well as a latent accelerator, its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 ser...voir plus DYHARD® URAcc13 represents a formulated latent, micronized accelerator based on a substituted urea. Being an active as well as a latent accelerator, its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in thermosetting epoxy resin formulations. voir moins
DYHARD® URAcc57 AlzChem DYHARD® URAcc57 represents a latent, micronized accelerator based on a substituted urea. Being a very highly active as well as a latent accelerator, its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 ser...voir plus DYHARD® URAcc57 represents a latent, micronized accelerator based on a substituted urea. Being a very highly active as well as a latent accelerator, its prominent use is preferably in combination with the highly latent curing agents of the DYHARD® 100 series in thermosetting epoxy resin formulations. voir moins
Silzot® HQ plus (Powder) AlzChem Silzot® HQ plus (Powder) is a grey powder derived from the direct chemical reaction of silicon and nitrogen.
Silzot® HQ (Powder) AlzChem Silzot® HQ (Powder) is a grey powder derived from the direct chemical reaction of silicon and nitrogen.
Silzot® SQ AlzChem Silzot® SQ is a fine powder derived from the direct chemical reaction of highly purified silicon and nitrogen.
Silzot® TQ (Powder) AlzChem Silzot® TQ (Powder) is a grey powder derived from the direct chemical reaction of silicon and nitrogen.
Tetramethyldisiloxane Ark (Fogang) Chemicals Industry Co., Ltd. Tetramethyldisiloxane is a clear and colorless liquid with the chemical structure C4H14OSi2. It is widely used as a silicone intermediate in the production of high performance silicone surfactants, liquid silicone rubber, modified silicone oils, plastics ...voir plus Tetramethyldisiloxane is a clear and colorless liquid with the chemical structure C4H14OSi2. It is widely used as a silicone intermediate in the production of high performance silicone surfactants, liquid silicone rubber, modified silicone oils, plastics and other resins. voir moins