Bayville Chemical Supply Company Inc 70-G East Jefryn Boulevard Deer Park, New York, 11729 USA Telephone: 631-586-4309 Fax: 631-254-5591 E-Mail:
Bayville Chemical Supply Company Inc70-G East Jefryn BoulevardDeer Park, New York, 11729  USA           Telephone: 631-586-4309      Fax: 631-254-5591      E-Mail:



Cloisite® 20A

Typical Physical Properties Bulletin



Cloisite® 20A is a natural montmorillonite modified with a quaternary ammonium salt.


Designed Used:

Cloisite® 20A is an additive for plastics and rubber to improve various physical properties, such as reinforcement, CLTE, synergistic flame retardant and barrier.


Typical Properties:

Treatment/Properties:             Organic               Modifier                     %                % Weight

                 Modifier (1)       Concentration           Moisture        Loss on Ignition


                   Cloisite® 20A                     2M2HT         95 meq/100g clay         < 2%                   38%





CH3 ─ N+─ HT




 Where HT is Hydrogenated Tallow (~65% C18; ~30% C16; ~5% C14)

Anion: Chloride


(1) 2M2HT: dimethyl, dehydrogenated tallow, quaternary ammonium



Typical Dry Particle Sizes:

           (microns, by volume)         10% less than:              50% less than:                    90% less than:

                                                                     2μ                                   6μ                                        13μ



Density: Loose Bulk, lbs/ft3                              Packed Bulk, lbs/ft3                       Density, g/cc

                     7.35                                         13.55                               1.77



Color: Off White 


X Ray Results: d001 = 24.2Å




Where to Find Us:

Bayville Chemical
70 East Jefryn Boulevard
Suite G
Deer Park, NY 11729

Phone: 631 586-4309

What's New

New larger location

As of August 2014, we have moved to this new, larger, modern facility to better service your needs.


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