Products / Polymer Additives

Polymer Additives

Royce offers a full-range of Functional Additive masterbatches to help improve performance, increase efficiency and impart specific properties to your finished product.

  • Logistics & Supply Chain Optimization
    • Vendor Managed Inventory Programs
    • Next Day Shipping Capability
    • Expedited Color Matching to Order Fulfillment
    • Global Partnerships
RoyAdd Anti-Block
FDA approved denesting agent allows roll stacks to
smoothly separate, while improving the thermoforming
PET sheet
RoyAdd Anti-Static AgentsProcess aids to reduce the coefficient of friction and limit
statistical discharge.
PS, olefin sheet
PET sheet
RoyAdd Rpet Processing
Anti-yellow agents & toners to control B* color values for
PET sheet.
PET sheet mono & multi-layer
RoyAdd Flame Retardant
Halogenated, non-halogenated based FR additives to meet
UL performance requirements.
XPS, XPE insulation
HDPE applications
PVC deck, sheet, & profile
RoyAdd Slip AdditivesProcessing aids to support film and injection molding
Film Extrusion
Olefin Injection Molding
RoyAdd Cycle Time
Reduction & Dimensional
Specialty additives dissipate heat to improve cycle time
without sacrificing quality. Up to 20% CTR in PE and PP.
Olefin Injection Molding
RoyAdd Combi-BatchHighly loaded color concentrates combines with
functional additives to meet critical product performance
Olefin, PS, PVC products
Injection molded, sheet and
film applications
RoyAdd ResorbTMMoisture scavenger for wash post-consumer resins.PS, PE, PET
RoyAdd PP ClarifierEnhance clarity of both homopolymer and clarified PP
especially in extruded sheet applications.
PP sheet extrusion
PP molded containers and bins
RoyAdd PP Odor BlockReduces taste and odor issues associated with
polypropylene in food contact applications.
PP extrusion and molding
Food packaging
RoyAdd Freshness
Patented solution designed to preserve freshness, extend
storage life, of fresh fruits and vegetables, up to 100%.
PE/PP containers
Zip bags & cling wraps

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Beyond product quality, a commitment to
superior service and innovation.

Top Quality Standards

Royce does not sacrifice quality in pursuit of short-term gain. We maintain long-term relationships with all of our key suppliers.

Rigorous Product Testing

Royce certifies every shipment, and in most cases tests our materials in our customer’s application to ensure its performance in finished product.

Sourcing & Validation

Royce has almost 90 years experience developing supply relationships, and in some cases has transferred technology to our suppliers. This cooperative approach ensures our suppliers meet or exceed our quality standards.

Industry Expertise & Custom Solutions

Royce employs a team of applications specialists, experts in not only the chemistry of our products, but also the application of them at our customers.

Capacity + Reliability

Royce has the financial strength to support our customer’s needs. Whether customers need just-in-time delivery, or require seasonal adjustments of inventory, Royce is always ready to provide support.

Superior Customer Service

Royce’s customer service department is always rated as exceptional. If you need an answer, you can count on someone answering the phone and responding to you quickly.