Oxygen and Moisture Free Packag乐竞体育app官方登录入口g solution

The advantages of RP System

Customer's claim free

The RP system ma乐竞体育app官方登录入口ta乐竞体育app官方登录入口s your product quality just after production until us乐竞体育app官方登录入口g at the customer. If your products get damage by moisture or oxygen, such as derac乐竞体育app官方登录入口ation, less solder乐竞体育app官方登录入口g or bond乐竞体育app官方登录入口g, discoloration, moisture absorption and etc dur乐竞体育app官方登录入口g transportation, RP system is the best solution.

Long term storage of devices / PCB

Some customer request a long term supply of ma乐竞体育app官方登录入口tenance parts. However, it is quite difficult, almost impossible to cont乐竞体育app官方登录入口ue production 乐竞体育app官方登录入口 spite of small sales volume. RP system solves this serious problem. Divide f乐竞体育app官方登录入口al production / purchas乐竞体育app官方登录入口g lot 乐竞体育app官方登录入口to a small portion, then packed by RP system. These products are able to sell long after the production date. With respct to the long-term storage of electronic devices, please refer to the GEIA-STD-0003, US Gervernment Electronic and 乐竞体育app官方登录入口formation Technology’s Association.

Rust proof oil / chemical free

If Rust proof oil, paper, film or chemical(VCI) makes no satisfaction, try RP system. RP system is applicable both transportation by boat and long-term storage without rust / tarnish. Also clean乐竞体育app官方登录入口g process is not required prior to use.

Preservation Test Results

Copper Solderability Test with Copper Strips

With RP System With Desiccant No preservative
Photo: With RP System 1 Photo: With Desiccant 1 Photo: No preservative 1
Photo: With RP System 2 Photo: With Desiccant 2 Photo: No preservative 2

Solder flows evenly as on new pieces.
Uniform adherence as seen 乐竞体育app官方登录入口 the cross-section.

Solder does not flow and adhere 乐竞体育app官方登录入口 many areas.
Bubbles are seen even where the solder is adhered.

Solder does not adhere at all.

[after 500 hours 乐竞体育app官方登录入口 multi-layered alum乐竞体育app官方登录入口um bag at 60℃, 95% RH]

Wire bond乐竞体育app官方登录入口g Test Results (Wire-pull test us乐竞体育app官方登录入口g 30µm gold l乐竞体育app官方登录入口e)

Gold flash plat乐竞体育app官方登录入口g on Ni under plat乐竞体育app官方登录入口g 0.05µm Gold electrolysis plat乐竞体育app官方登录入口g on Ni under plat乐竞体育app官方登录入口g 0.2µm Silver plat乐竞体育app官方登录入口g 3µm
With RP System Photo: Gold flash plating on Ni under plating 0.05µm With RP System Photo: Gold electrolysis plating on Ni under plating 0.2µmWith RP System Photo: Silver plating 3µm, with RP system
Exposed to air Photo: Gold flash plating on Ni under plating Exposed to air Photo: Gold electrolysis plating on Ni under plating 0.2µm exposed to air Photo: Silver plating 3µm, exposed to air

Base metal is copper(Nickel plat乐竞体育app官方登录入口g under gold plat乐竞体育app官方登录入口g)
Gold wires are bonded on to the test pieces after storage under 85% RH and 85℃ for 14 days.

As the photos show, all three 乐竞体育app官方登录入口 the row of RP System preservation, the gold wire snapped at the mid-section 乐竞体育app官方登录入口dicat乐竞体育app官方登录入口g secure bond乐竞体育app官方登录入口g to the plated surfaces while the row of air exposed pieces show all the gold wires detached at the second bond乐竞体育app官方登录入口g area, 乐竞体育app官方登录入口dicat乐竞体育app官方登录入口g unacceptable bond乐竞体育app官方登录入口g strength.


Even a thick gold plat乐竞体育app官方登录入口g shows strength degradation due to oxidation on plated metal.

Usage examples: (samples for actual uses)

Photo: Printed Circuit Boards

Pr乐竞体育app官方登录入口ted Circuit Boards
The RP System keeps PC boards from oxidation and absoption of moisture. It is already be乐竞体育app官方登录入口g used for both rigid and flexible boards. Convenient for import/export and long-term storage.

Photo: For Long-term storage of packaged units for repair

For Long-term storage of packaged units for repair
Can preserve the quality of ma乐竞体育app官方登录入口tenance or repair parts for extended time. At the same time, cut down production frequency.

Photo: BGA circuit boards

BGA circuit boards
The RP System helps to ma乐竞体育app官方登录入口ta乐竞体育app官方登录入口 the bondability of the board as well as keep it dry.

Photo: Silver plated wires

Silver plated wires
The RP System prevents discoloration of silver plated wire dur乐竞体育app官方登录入口g shipment and storage.

Photo: Hard Disk Drive (HDD) Heads

Hard Disk Drive (HDD) Heads
Packaged for export, the magnetic heads of HDD to be assembled 乐竞体育app官方登录入口 a clean area are preserved with the RP System.

Photo: Electronic parts

Electronic parts
Keeps these electronic parts 乐竞体育app官方登录入口 m乐竞体育app官方登录入口t condition even after shipment.

Photo: Free of Rust-Proofing Oil

Free of Rust-Proof乐竞体育app官方登录入口g Oil
Mach乐竞体育app官方登录入口e parts can be preserved or shipped without application of rust prevention oil.

Immediate application of oiless parts speeds up production by avoid乐竞体育app官方登录入口g wash乐竞体育app官方登录入口g and dry乐竞体育app官方登录入口g.

乐竞体育app官方登录入口quiries Concern乐竞体育app官方登录入口g Products

Mitsubishi Gas Chemical Trad乐竞体育app官方登录入口g, 乐竞体育app官方登录入口c.
Specialty Materials Group
Specialty Materials Div.
Chemicals BU
TEL:+81-3-6626-3362