1、 FORD LABORATORY TEST METHOD BI 113-08 Date Action Revisions Rev. 03 2013 08 14 Revised Revised Method A. J. Bilko, NA 2008 06 26 Revised See Summary of Revisions J.Crist, NA 2005 12 20 Activated C. Lin Controlled document at www.MATS Copyright 2013, Ford Global Technologies, LLC Page 1 of 3 RESISTA
2、NCE TO SUNSCREEN LOTION AND INSECT REPELLENT Application This method is used to determine the resistance of finished surfaces to sunscreen lotion and insect repellant. Materials Required Insect Repellant The insect repellent must have at least 20-30% N, N diethyl-meta-toluamide (DEET) and commercial
3、ly available. Sunscreen Lotion The sunscreen or sunblock lotion must have a SPF factor of 30, water-proof and commercially available. Crockmeter Squares (Style 3, 50.8 x 50.8 mm (2“x 2“) Available from: Testfabrics, Inc. PO Box 26 415 Delaware Avenue West Pittson, PA 18643 Phone: (717) 603-0432 App
4、aratus Required Aluminum Panel (approximately 75 x 150 mm +/- 5 mm) Available from: ACT Laboratories 273 Industrial Drive Hillsdale, MI 49242 Phone: (517) 439-1491 Oven Air circulating, capable of maintaining 75 C, conforming to ISO 188/ASTM E145 type IIA normal oven 150 + 50 air changes per hour.
5、Weight, 500 grams (Method B Only) (max. dimension 50 x 50 mm +/- 5 mm) FORD LABORATORY TEST METHOD BI 113-08 Copyright 2013, Ford Global Technologies, LLC Page 2 of 3 AATCC Gray Scale, 10 Step (Per AATCC Evaluation Procedure 1 and 2 /ISO 105-A02 for evaluation of color change) Available from: Britis
6、h Standards Institution AATCC 3 York Street PO Box 12215 Manchester M2 2AT Research Triangle Park, North Carolina, 22709 United Kingdom USA Phone: (919) 549-8141 Conditioning and Test Conditions All test values indicated herein are based on material conditioned in a controlled atmosphere of 23 +/- 2
7、 C and 50 +/- 5% relative humidity for not less than 24 hours prior to testing and tested under the same conditions unless otherwise specified. Method A: Painted Parts and Plaques 1. Place the crock cloth on the surface of the painted/coated sample. 2. Place 0.05 g (approximately 3 drops) of solutio
8、n on the center of the test cloth. 3. Place the aluminum panel immediately on top of the crock cloth. 4 The test exposures for each fluid are described below: 1 hour at 74C +/-2 C (1-Sunscreen Lotion, 1-Insect Repellant) 24 hours at 23 C +/-2 C (1-Sunscreen Lotion, 1-Insect Repellant) 5. Immediately
9、 remove the aluminum panel from on top of the crock cloth. 6. Peel the crock cloth from the surface. 7. Wipe off any excess material with a wet cloth. 8. After cooling to 23 C +/-2 C, evaluate the samples with the unaided eye from a distance of 300 +/- 30 mm at 20 C. Rate the crock cloth and the sam
10、ple for visual effect per the scale below. 9. Evaluate sample within one hour. 10. The rating should reflect the most significant visual change observed for discoloration, surface defect, or cloth impression/color transfer. Method A: Rating Scale 1. No visual defect. 2. Light discoloration/spotting
11、(AATCC Proc. 1, min. 4-5) and/or no surface defect and/or no cloth impression and/or no color transfer onto cloth (AATCC Proc. 2, min. 5). 3. Moderate discoloration/spotting (AATCC Proc. 1, min. 4) and/or no surface defect and/or very slight cloth impression and/or slight color transfer (AATCC Proc.
12、 2, min.4-5). 4. Significant discoloration/spotting (AATCC Proc. 1, 50%) with color transfer (AATCC Proc. 2, min. 4) 1. Blistering, peeling, dissolving or complete coating removal (Blistering per ASTM D714). Chemicals, materials, parts, and equipment referenced in this document must be used and hand
13、led properly. Each party is responsible for determining proper use and handling in its facilities. Summary of Revisions: 2013 08 14 Updated: Sunscreen and Insect Repellant Materials to be commercially available products. Removed 500g weight and added evaluation time to Method A test procedure. Revised Method A rating Scale. 06-23-08 Updated Sentences 1 & 2, to clarify sample/test preparation Method A sentence 5, removed 23C and/or 74C, added1 hour at 74C +/-2 C and 24 hours at 23 C +/-2 C. 2006 09 29 Eliminated requirement for Suntan Lotion to contain Ethylhexyl p-methoxycinnamate.
