MEDICAL INDUSTRIES

Integrate More Features While Reducing Size With Medical Device Coatings

HZO coatings surpass legacy protection methods for more comfortable and effective connected medical device products.

Reliability, Comfort, and Function

Reliability in Harsh
Environments

Hydrophobic Medical Coatings Tested for 1,000 Hours Continuous Submersion

Conformal Coating Barrier Properties

Polymer	Gas Permeability at 25 °C, (cc·mm)/ (m2·day·atm)							WVTR (g·mm)/ (m2·day)
Polymer	N2	O2	CO2	H2	H2S	SO2	CI2	WVTR (g·mm)/ (m2·day)
Parylene C	0.4	2.8	3.0	43.3	5.1	4.3	0.1	0.08
Parylene N	3.0	15.4	84.3	212.6	313	745	29.2	0.59
Parylene D	1.8	12.6	5.1	-	0.6	1.9	0.2	0.09
Parylene F (VT-4)	-	16.7	-	-	-	-	-	0.28
Epoxy (ER)	1.6	4	3.1	43.3	-	-	-	0.94
Polyurethane (UR)	31.5	78.7	1.81	-	-	-	-	0.93
Silicone (SR)	-	19,685	118,110	17,717	-	-	-	-

Parylene Barrier Properties Compared to Conventional Coating

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EXCELLENT CHEMICAL RESISTANT TO SOLVENTS

Parylene Resistance to Acids Bases and Corrosives

Acids, Bases, Corrosives

Hydrochloric acid, 10%

Sulfuric acid, 10%

Nitric acid, 10%

Hydrofluoric acid, 10%

Sodium hydroxide solution, 10%

Ammonium hydroxide solution, 10%

Hydrogen peroxide in water (H₂0₂)

HZO Coating Resistance to Acids, Bases, and Corrosives - Not an Exhaustive List

HZO COATING RESISTANCE TO ORGANIC SOLVENTS

Parylene Resistance to Organic Solvents

Organic Solvents Include

n-Octane

Toluene

Chlorobenzene

Pyridine

2-Propanol (IPA)

Acetone

HZO Coatings Protect Medical Devices From:

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Sweat and Sebum

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Cleaning fluids

Dust

Dirt

Condensation

Humidity

Atmospheric Contaminants

ELECTRICAL INSULATION WITHOUT THICKNESS

Parylene Dielectric Strength

Property	Parylene N	Parylene C
Dielectric Strength short time, V/mil (1-mil thick)	7,000	5,600
60 Hz	2.65	3.15
1 kHz	2.65	3.1
1 MHz	2.65	2.95
60 Hz	0.0002	0.02
1 kHz	0.0002	0.019
1 Mhz	0.0006	0.013

Improve Comfort for Devices Worn on the Body

Reduce Weight and Bulk of Medical Devices

HZO coatings provide more reliable corrosion protection (Parylene coated board vs legacy method)

Mechanical Seal Breach

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mechanical-seal-breach-2

HZO Coatings

One week after water exposure

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HZO-coatings-2

Biostable Coatings Ideal for the Human Body

FDA compliant with a USP XII, Class VI biocompatibility rating

Reliable performance at normal body temperature, with a temperature range of -200° C through 80° C

Non-irritating performance, can be worn on the skin

Enhance Function

Optimize Lubricity While Enhancing Reliability

Medical device with lubricious coating, caption, Highly lubricious dry-film coatings

Meet Green Regulations

Prop 65, RoHS, REACH Compliant
No VOCs
No Solvents
No Catalysts
No Disposal
No Pollution Threats

Meet IP Ratings with Minimal Thickness

Thickness (μm)	0.1 to 5	5 to 12.5	12.5 to 25
Relevant Standards	UT Type in IPC-CC-830C	UT Type IPC-CC-830C	IPC-CC-830B
Protection Level	IPX3 / IPX4	IPX4 / IPX7	IPX7 / IPX8
Appropriate Products	Consumer Electronic & MEMS Devices	Consumer & Industrial Electronics	Aerospace, Automotive, Industrial, Mission-critical Medical Devices, Telecom, & Other High-Reliability Markets

Facilitate Electrical Communication

Low dielectric constant enures minimal energy loss in RF signals
Thinness of coatings ensures signal transmission integrity

Transparent Coatings Don’t Impair Optical Signal Quality

Medical Applications

Wearable medical devices

Continuous Glucose Monitors

Hearing Aids

Catheters

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Processes to Lower Cost

Rework expertise
IP (intellectual portfolio) backed masking automation reduces labor and costs (manual masking also available)
DFM services optimize processes from beginning to end

Scalability and Flexibility

Decrease turnaround time with capital equipment
Throughput can be two times faster than industry standard
Factory-in-factory model or outsource coating to global locations

Expertise and Dedication to Quality

Millions of components coated, no product returns attributed to coating issues
Dedicated engineers with domain experience
Accountable company with turnkey solution