Project #1 / Evergreen Solar Inc / Clients / Media

Name

Project #1

Test Objective

To eliminate the use of IPA at one operation in their factory

Witnessed

No

Confidential

No

Help Implementing

No

Submission Date

03/12/2008

Representatives

Dennis Cesana

Substrates

Aluminum
Glass/Quartz
Plastic

Sample Type

Product Use

solar panels

Percentages Cleaned

Weight Min

Weight Max

Approximate Size

3'x5'

Approximate Size ID

Medium

Weight Range ID

10-100 lbs

Shape

Smooth

Hardness

Hard

Shape Type

Complex

Return Samples

No

Return Sample Address

Contaminants

Adhesive
Fingerprints
Fluxes
Greases

Samples Available

Yes

Pre Clean Manufacturing Step

junction box assembly/potting/labelling

Post Clean Manufacturing Step

palletizing

Parts Cleaned Per Week

Parts Cleaned Per Bath

130

Frequency

PSI

Equipments

Manual Wipe

Vendor

Cleaning Chemicals

Isopropanol

Concentration

100

Cleaning Temp

68

Cleaning Time

1-2 minutes

Cleaning Water Type

None

Problems With Current Method

For the operator, prolonged exposure. For the factory, total usage is high (1 ton last year) and new factory will be 4 times the size.

Purpose of Cleaning

Cleaning fingerprints and any excess glue

Rinse Time

Rinse Temp

Rinse Water Type

None

Drying Method

Air dry

Drying Time

Drying Temp

Storage Type ID

Stored

How Stored

How Long Stored

Analysis Method

Visual

Performance Test

Comments or Concerns

Summary

Three products were identified at being effective in cleaning the adhesive and flux from the various substrates. These products were evaluated on-site to determine real world effectiveness.

Implementation

Yes

In Progress

No

Technolog Transfer

No

Analysis Only

No

Part Picture

Yes

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Project #1