Fiber Sizing

Hydrosize® film forming dispersions optimize the surface chemistry of reinforcement fibers that are integral to high performance composites. The diverse Hydrosize product range is optimized for a broad range of thermoplastic, thermoset, and very high temperature resin matrices. Hydrosize is applied during the manufacturing process of chopped or continuous strand fiberglass, carbon fiber, and natural fibers and fillers.

Polymers for Fiber Sizing MFFT (°C) % Non-Volatile chopped strands continuous fiber hydrolysis resistance impact resistance PA compatible PET/PBT compatible PPS/ETP compatible thermal stability thermosets compatible

Hydrosize® EP876

(Epoxy dispersion)

An epoxy dispersion used as a sizing for carbon and glass fiber reinforcements and in textile binder formulations.

43.5 - 46.5          

Hydrosize® Link U470

(Nonionic polyurethane dispersion)

An APE free, high strength sizing for glass and carbon fiber with excellent adhesion, specifically designed to react with PA6 and PA6.6 resin matrices. Hydrosize® Link U470 offers superior aging performance and glycol resistance.

56.0 - 58.0    

Hydrosize® Link U480

(Nonionic polyurethane dispersion)

An APE free, high strength sizing for glass and carbon fiber with excellent adhesion for use with chopped strand and Long Fiber Thermoplastics. Hydrosize® Link U480 is specifically designed to react with PA6 and PA6.6 resin matrices and provides superior aging performance and glycol resistance.

56.0 - 58.0  

Hydrosize® U2023

(Nonionic polyurethane dispersion)

An APE free, high strength sizing for glass and carbon fiber with excellent adhesion, providing good strand integrity and compatibility with most polyamide resins and polyester systems.

59.0 - 61.0        
Additives & Modifiers for Fiber Sizing Available Form % Non-Volatile Emulsifier Charge chopped strands continuous fiber hydrolysis resistance impact resistance mechanical performance PA compatible PC compatible PE compatible PET/PBT compatible PP compatible PPS/ETP compatible slip and lubricity strand integrity thermal stability thermosets compatible

FGLASS™ X35

(Maleated polypropylene dispersion)

As a film former for fiberglass sizing formulations this product is used to reinforce polypropylene. It provides an excellent balance between mechanical properties and color and is suitable for sizings for chopped strands as well as for continuous fiber. As a binder it provides block resistance for soft goods. This product is APE free.

Dispersion 34.5 - 35.5 Anionic / Nonionic                      

FGLASS™ X48

(Maleated polypropylene dispersion)

This sizing polymer provides exceptionally tight particle size control for fiberglass and other fibers used to reinforce polypropylene. It provides excellent strand integrity in chopped strand applications and contributes to great mechanical properties in the final composite. It is characterized by its small and very consistent mean particle size. As a binder it provides block resistance for soft goods. This product is APE free.

Dispersion 34.0 - 36.0 Anionic / Nonionic                      

FGLASS™ X90

(Ethylene Maleic Anhydride Copolymer solution)

Used for sizing of polyamide reinforcements (including glass and carbon fiber). It can be used by itself or as an additive to enhance the performance of polyurethane-based sizing. This product is APE free.

Solution 39.0 - 41.0 N/A                      

FGLASS™ X91

(Ethylene Maleic Anhydride Copolymer Dipersion)

Used for sizing for polyamide reinforcements (including glass and carbon fiber). It can be used by itself or as an additive to enhance the performance of polyurethane-based sizing.

Dispersion 19.0 - 21.0 N/A                      

Hydrolube® 480

(Nonionic microcrystalline wax emulsion)

Provides slip and lubricity when used in fibersizing formulations. This product is APE free.

Emulsion 39.5 - 40.5 Nonionic                            

Hydrolube® 723

(Nonionic, paraffin wax emulsion)

This APE free additive is used as a lubricant for fiber sizing applications.

Emulsion 31.5 - 32.5 Nonionic                          

Hydrolube® 763

(Polymeric solution)

A surfactant based, general purpose lubricant for use in fiber sizing.

Dispersion 9.5 - 10.5 N/A                          

Hydrosize® Carbon 110

(Maleated polypropylene dispersion)

A sizing polymer that provides exceptionally tight particle size control for carbon fiber used to reinforce polypropylene. It provides excellent strand integrity in chopped strand applications and contributes to great mechanical properties in the final composite. It is characterized by its small and very consistent mean particle size.

Dispersion 34.0 - 36.0 Anionic / Nonionic                      

Hydrosize® Carbon 120

(Nonionic polypropylene emulsion)

A sizing polymer for carbon fiber that provides excellent strand integrity and mechanical properties and is used to reinforce polypropylene.

Emulsion 34.0 - 36.0 Anionic / Nonionic                      

Hydrosize® Carbon 210

(Nonionic polyurethane dispersion)

A polymer sizing for carbon fiber used to reinforce nylon, providing thermal stability, impact resistance and compatibility with most polyamide resins and polyester systems.

Dispersion 58.0 - 60.0 Anionic / Nonionic                

Hydrosize® Carbon 220

(Nonionic polyurethane dispersion)

A high strength sizing for carbon chopped fiber that provides mechanical properties, thermal resistance and strand integrity.

Dispersion 58.0 - 60.0 Anionic / Nonionic                  

Hydrosize® Carbon 230

(Phenoxy modified polyurethane dispersion)

A sizing for carbon chopped fiber providing mechanical properties, strand integrity, and thermal resistance.

Dispersion 49.0 - 52.0 Anionic / Nonionic                  

Hydrosize® Carbon 240

(Polyurethane dispersion)

A polymer sizing for carbon fiber to reinforce nylon. This product provides strand integrity in chopped strand applications and contributes to great mechanical properties in the final composite.

Specialty Dispersion 58.0 - 60.0 Anionic / Nonionic                  

Hydrosize® Carbon 250

(Polyurethane dispersion)

A polymer sizing for fiber reinforced nylon composites providing excellent strand integrity, mechanical properties and thermal resistance.

Dispersion 55.0 - 58.0 Anionic / Nonionic                  

Hydrosize® Carbon 260

(Polyurethane dispersion)

A polymer sizing for fiber reinforced continuous nylon composites providing excellent strand integrity, good mechanical performance and thermal resistance.

Solution 28.0 - 32.0 Anionic / Nonionic                  

Hydrosize® Carbon 280

(Anionic polyamide dispersion)

An APE free, carbon fiber sizing designed for fiber reinforced nylon composites for high temperature applications. It also provides excellent strand integrity and mechanical performance.

Dispersion 28.0 - 32.0 Anionic                      

Hydrosize® Carbon 310

(Nonionic phenoxy dispersion)

An APE free carbon fiber sizing formulated for polycarbonates and polycarbonate blends providing good chemical resistance and interfacial adhesion.

Emulsion 30.0 - 33.0 Anionic / Nonionic                      

Hydrosize® Carbon 410

(Polyimide solution)

An APE free carbon fiber sizing designed to withstand extreme processing temperatures. This product also provides excellent adhesion and is especially well suited for chopped carbon fiber applications.

Solution 10.0 - 12.0                        

Hydrosize® Carbon 610

(Nonionic epoxy dispersion)

An APE free carbon fiber sizing ideal for fiber reinforcements.

Dispersion 59.0 - 61.0 Nonionic                        

Hydrosize® Carbon 620

(Nonionic epoxy dispersion)

A carbon fiber sizing that provides excellent strand integrity and thermal resistance.

Dispersion 44.0 - 47.0 Nonionic                        

Hydrosize® Carbon 910

(Nonionic epoxy dispersion)

Proprietary emulsion specifically formulated to be water soluble in various industrial applications.

Dispersion 17.0 - 19.0                      

Hydrosize® HP-1632

(Polyimide solution)

An APE free specialty coating and high temperature fiber sizing which offers excellent adhesion properties and abrasion resistance.

Solution 10.0 - 12.0 N/A                    

Hydrosize® HP3-02

(Nonionic phenoxy dispersion)

Designed for use as a fiber sizing coating, this product offers excellent adhesion, a high Tg and is APE free.

Emulsion 30.0 - 33.0 Anionic / Nonionic                

Hydrosize® PA845

(Anionic polyamide dispersion)

An APE free dispersion designed to be used for fiber reinforced nylon composites where greater thermal stability is required. This small particle size dispersion has excellent film forming properties and produces high strand integrity, and is solvent and VOC free. This product is APE free.

Dispersion 22.0 - 24.0 Anionic                            

Hydrosize® PA874

(Anionic polyamide dispersion)

Developed for use on nylon composites for high temperature applications. It also provides adhesion to various olefinic surfaces.

Dispersion 20.0 - 27.0                      

Hydrosize® PP2-01

(Nonionic polypropylene dispersion)

An APE-free sizing for fiberglass for LFT and carbon fiber with excellent bond strength.

Dispersion 38.5 - 41.0 Anionic / Nonionic                    

Hydrosize® PP247

(Maleated polypropylene dispersion)

A film former for fiberglass sizing formulations used to reinforce polypropylene composites. It provides excellent mechanical properties and good color applications. This product is recommended for both chopped strands and continuous fiber.

Emulsion 34.0 - 36.0 Anionic / Nonionic                      

Hydrosize® PP270

(High molecular weight polypropylene emulsion)

Hydrosize® PP270 is an additive for fiberglass sizing formulations used to reinforce polypropylene. It provides an excellent balance between mechanical properties and color.

Emulsion 34.5 - 35.5 Anionic / Nonionic                          

Hydrosize® PP943

(Nonionic polypropylene emulsion)

A film former designed to be used in both chopped strand and continuous fiber applications.

Emulsion 39.5 - 40.5 Anionic / Nonionic                          

Hydrosize® U1-03

(Phenoxy modified polyurethane dispersion)

Designed to be a fiber sizing coating with excellent adhesion and abrasion resistance.

Dispersion 49.0 - 52.0 Anionic / Nonionic                      

Hydrosize® U2-04

(Polyurethane dispersion)

A specialty coating and fiber sizing which offers improved thermal stability, higher strength and elongation to break.

Specialty Dispersion 58.0 - 60.0 Anionic / Nonionic                      

Hydrosize® U2022

(Nonionic polyurethane dispersion)

An APE free, high strength sizing for glass and carbon chopped fiber, with excellent adhesion. This product is APE free.

Dispersion 58.0 - 60.0 Anionic / Nonionic                    

Hydrosize® U5-01

(Polyurethane dispersion)

A specialty coating and fiber sizing which offers improved thermal stability, higher strength and elongation to break. This product is APE free.

Dispersion 55.0 - 58.0 Anionic / Nonionic                

Hydrosize® U5-02

(EU food contact compliant, polyurethane dispersion)

A food contact compliant specialty coating and fiber sizing which offers improved thermal stability, higher strength and elongation to break.

Dispersion 54.0 - 56.0 Anionic / Nonionic                  

Hydrosize® U6-01

(Polyurethane solution)

An aqueous solution designed to be used as a fiber sizing agent for continuous nylon and epoxy reinforcements. This product is APE free.

Solution 28.0 - 32.0 Anionic / Nonionic                    

Hydrosize® U7-01

(Polyurethane dispersion)

A specialty coating and fiber sizing.

Dispersion 55.0 - 59.0 Anionic / Nonionic                    

Hydrosize® U8-02

(EU food contact compliant, polyurethane dispersion)

A specialty coating and fiber sizing which offers improved thermal stability, higher strength and elongation to break.

Specialty Dispersion 54.0 - 56.0 Anionic / Nonionic                      

Hydrosize® U9-01

(Nonionic blocked polyisocyanate dispersion)

Added to other Hydrosize U-series polyurethane dispersion fiber sizing agents, to further enhance the thermal stability and mechanical strength of reinforced composites, especially polyamides.

Specialty Dispersion 59.0 - 61.0 N/A                    

Michem® Emulsion 42035A

(Cationic water based emulsion of polyolefin waxes.)

This film former for fiberglass sizing formulations is used to reinforce polypropylene. It provides an excellent balance between mechanical properties and color and is suitable for sizings for chopped strands as well as for continuous fiber.

Emulsion 34.5 - 35.5 Cationic/ Nonionic                            

Michem® Emulsion 48625M1

(Polymer solution)

A sizing polymer for fiberglass and other fibers serving as reinforcement for various resins. This product is APE free.

Solution 23.5 - 26.0 N/A                      

Michem® Emulsion 91735

(Nonionic polypropylene emulsion)

A sizing polymer for fiberglass and other fibers used to reinforce polypropylene. It can also be used in paint & varnish and polish applications to impart durability, mar, slip and block resistance.

Emulsion 34.0 - 36.0 Anionic / Nonionic                      

Michem® Emulsion 93135M

(Nonionic polyethylene emulsion)

A phenol and formaldehyde free emulsion used in floor polish formulations for black heel mark resistance, toughness and buffability, mar, scuff and chemical resistance. It is also suitable for sizing applications for chopped strands as well as for continuous fiber.

Emulsion 34.5 - 35.5 Nonionic                      

Michem® Lube 743P

(Nonionic paraffin wax emulsion)

Michem® Lube 743P exhibits a high degree of water resistance and is used in many water based coating applications to increase water resistance and/or surface slip.

Emulsion 31.5 - 32.5 Nonionic                          

Michem® Prime 2960

(Ethylene acrylic acid dispersion)

Provides outstanding adhesion to both metallic and cellulosic substrates, and enhances the corrosion, water, grease, oil and solvent resistance of coatings and adhesives.

Specialty Dispersion 16.5 - 17.5 Ammoniated dispersion                            

Michem® Prime 4983R

(Ethylene acrylic acid dispersion)

Provides outstanding adhesion to both metallic and cellulosic substrates, and enhances the water, grease, oil and solvent resistance of coatings and adhesives. Can serve as a tie coat or primer for extrusion coatings, a foil laminate, a specialty paper coating, a paper sizing agent, a heat sealable coating, nonwoven binder and can also be used as a thermally active binder in thermal transfer release coatings.

Specialty Dispersion 24.2 - 25.4 N/A                            

Michem® Prime 5931

(Modified ethylene acrylic acid dispersion)

Provides improved adhesion to polyolefin substrates and also exhibits excellent adhesion to paper, metallic and polymeric substrates as well as glass and polyester scrim. It can serve as a tie coat or primer and increases printability on metallic and polymeric substrates. It can be used as a heat sealable coating on most polymeric films, paper and foil. Patents Pending.

Specialty Dispersion 27.5 - 29.0 N/A                            

U-Nyte™ Set 201

(Solid epoxy powder)

Designed to be a glass mat or preform binder with high adhesive properties and excellent thermal stability.

Powder 99 - 100 N/A                    

Contact Michelman for more information or to request a sample.