TL_226-2006 内饰件油漆材料（英文）

Class. No. 50241 April 2006 Paint Coating on Materials Used in the Vehicle Interior Trim Requirements TL 226 Konzernnorm paint, paint coating, painting, paintwork, interior trim, tampon printing, heat seal, heat sealing, IMD, in-mold decoration, cubic print Page 1 of 10 Fachverantwortung/Responsibility Normung/Standards (E2TC, 1733) K-GQL-1/3 Kassner Tel.: -76941 Frau Dr. Schramm Dr. Schilling Wiesner Tel.: +49-5361-9-29064 Terlinden Confidential. All rights reserved. No part of this document may be transmitted or reproduced without prior permission of a Standards Department of the Volkswagen Group. Parties to a contract can only obtain this standard via the B2B supplier platform “www.vwgroupsupply.com”.  VOLKSWAGEN AG N o rm v o r A n w en du n g au f A kt u al itä t p rü fe n / C he ck st a n da rd fo r cu rr e n t i ss u e pr io r to u sa ge . Fo rm FE 41 - 01 . 06 Changes The following changes have been made as compared to Technical Supply Specification TL 226, 2003-11: ─ Table 1 revised ─ Section 2.1.1, description examples for coatings for plastic materials, modified ─ Section 3.8 "Scratch resistance" revised ─ Section 3.10.1 "Aging at elevated temperature" revised ─ Section 3.15 "Cream resistance" added ─ Referenced standards updated ─ Standard restructured Changes as compared to the last issue are marked by a vertical bar on the side of the modified text block. Previous issues 1981-02, 1986-12, 1995-01, 1995-10, 1998-11, 2003-11 1 Scope This Technical Supply Specification (TL standard) applies to painted, pad-printed, heat-sealed, in- mold decorated (IMD) and cubic-printed metallic and non-metallic materials, which are used in the vehicle interior. 2 Description 2.1 Description examples 2.1.1 Coatings for plastic materials Two-pack decorative paint acc. to TL 226, S 15 to 30 µm Two-pack decorative haptic paint acc. to TL 226, S 30 to 50 µm 2.1.2 Coating for metals Powder top coat acc. to TL 226, layer structure acc. to TL 256 Th e En gl is h tra n sl a tio n is be lie ve d to be a cc u ra te . In ca se o f d is cr e pa n ci e s th e G e rm a n ve rs io n sh a ll go ve rn . N u m e ric a l n o ta tio n a cc o rd in g to IS O pr a ct ic e (se e VW 01 00 0). Page 2 TL 226: 2006-04 3 Requirements If the following requirements for specific components or parts of components do not apply completely or not at all, this shall be coordinated with the responsible engineering departments or a special note shall be given on the drawing. 3.1 General requirements Approval of first supply and changes acc. to Volkswagen standard VW 011 55. Avoidance of hazardous substances acc. to VW 911 01. At least 5 finished parts or parts with a total surface area of 0,5 m² are required for complete testing. The properties of the finished part or the specified mechanical characteristics, shall only be impaired by the paint coating to the extent defined permissible. The coating/paint as well as potential re-painting shall adhere firmly to the substrate or to the original paint coat. Areas of re-painting shall be marked. The supplier shall provide the following information for all parts under test: 1. Specification of substrate material (manufacturer designation and VDA1 designation) 2. Color 3. Pretreatment a) Cleaning, e.g. using isopropanol b) Activation of the surface, e.g. by exposure to flame c) Other surface treatments, e.g. zinc phosphating 4. Paint structure (definition of all parameters) e.g., two-pack soft-touch paint or haptic paint Primer XYZ, from XYZ Co., batch XYZ Base coat XYZ, from XYZ Co., batch XYZ MR 10:x, the mixture ratio shall correspond to the (system) release of the paint, with hardener XYZ, from XYZ Co., batch XYZ paint shop, auditing certificate for paint shop 5. Type of painting apparatus 6. Painting location 7. Painting date 3.2 Appearance and haptic characteristics Parts shall exhibit a uniform appearance on their entire surface; they shall conform to the drawing requirements and to the released sample for haptic characteristics, gloss and color. Pores, cracks, runs and other flaws that adversely affect the specified appearance are not permissible. Color and degree of glossiness are documented in the first-sample test report acc. to VW 50190. 3.3 Open-air weathering Open-air weathering acc. to VW 50185. The supplier is obliged to remove the causes for complaints occurring during this test and to improve the paint system. 1 VDA = German Association of the Automotive Industry Page 3 TL 226: 2006-04 3.4 Paint process The paint process shall be coordinated between paint shop and paint manufacturer. Both parties will confirm the process in the first-sample test report, meaning that both are responsible for fulfilling the specified requirements. Responsibilities shall be distributed as follows: ─ The paint manufacturer shall provide information on the fulfillment of requirements specified in the TL standard, provide processing guidelines and support regarding the applied paint method. ─ The paint shop shall provide information on the substrate (plastic type and trade name), check the requirements as early as possible (also applies to pre-production series parts: at least adhesion), confirm compliance with the processing guidelines of the paint manufacturer, and ask for support regarding the applied paint method. 3.5 Conditioning All samples delivered for testing must be pre-conditioned: 7 days at room temperature with narrow air temperature range (18 to 28) °C or 48 h at 60 °C. Before the beginning of the visual evaluation, the samples shall be conditioned for a minimum of 30 min after completion of each individual test. Testing acc. to Sections 3.7 and 3.8 shall be performed after 1 h of conditioning at (18 bis 28) °C. Fiber- , ball-reinforced or foamed components shall be tested after 24 h of conditioning at (18 to 28) °C. 3.6 Paint systems See Table 1. Table 1 Requirements 1) Paint systems Appearance Symbols Haptic characteristics Acoustic characteristics Dry film thickness S in µm 2) Two-pack decorative paint low 15 to 30 Two-pack decorative haptic paint high 30 to 50 Effect paint Acc. to release Acc. to release IMD method Cubic-print method Acc. to the original sample Laser inscription, pad printing, heat sealing Acc. to release Acc. to release Acc. to release 1) Appearance: Color, gloss Haptic characteristics: Subjective requirements for soft touch (haptic perception or effects) Acoustic characteristics: Reduction of creaking, squeaking, or other noises as compared to unpainted components (subjective evaluation) 2) If a multi-layer structure (primer or supplementary clear coat) is required for better adhesion, laser suitability, haptic characteristics, etc., this shall be noted on the drawing. In a multi-layer structure the dry film thickness of the supplementary coating adds to the total dry film thickness. In the case of metal coatings, structure acc. to drawing note acc. to Section 2.1. Page 4 TL 226: 2006-04 3.7 Adhesion and brittleness in initial condition 3.7.1 Crosscut test Crosscut test acc. to DIN EN ISO 2409 with subsequent abrupt removal of adhesive tape. For example, type 4657 adhesive tape made by Beiersdorf Company may be used. Requirement: crosscut test value ≤ 1 3.7.2 Crosscut test (St. Andrew's cross) This test shall be performed whenever a normal crosscut test cannot be performed for reasons of component geometry. Test: Crosscut and subsequent removal of adhesive tape. For the crosscut test, a knife with a sharp, thin blade shall be used, e.g. a safety knife with trapezoidal blade. Requirement: ─ No paint particles shall remain on the adhesive tape after the tape has been removed. 3.8 Scratch resistance Testing acc. to Test Specification PV 3952. Crosscut test: Device under test d = 1 mm; distance between scratches = 2 mm; deviating load = 20 N. For complex components or ASSY components: test e.g. with the Erichsen hardness tester, type 318, with a load of 10 N and a test needle acc. to Bosch (point: 0,75 mm) Requirements: ─ No cracking (material removal) of the painting ─ An indentation mark in the substrate material resulting from the load is permitted 3.9 Emission behavior Testing acc. to VW 50180. The following deviating requirements apply to the tests acc. to PV 3341 contained in VW 50180 for painted non-metallic materials: ─ Solvent-based paint systems: The emission values required for the non-painted components may be exceeded by 30 µgC/g. ─ Water-based paint systems: The emission values required for the non-painted components may be exceeded by 10 µgC/g. ─ Requirement for painted metallic materials: The emission values of the painted component shall not exceed a value of 20 µgC/g. Page 5 TL 226: 2006-04 3.10 Temperature resistance 3.10.1 Aging at elevated temperature Test: Aging in mechanical circulation oven: ─ Components exposed to indirect sunlight: aging duration 240 h; aging temperature (90 + 2) °C ─ Components exposed to direct sunlight (e. g. defroster duct, upper area of dashboard): aging duration 500 h; aging temperature (120 + 2) °C ─ Components in the transitional area of sunlight (e. g air outlet vents, steering wheels): aging duration 500 h; aging temperature (105 + 2) °C Requirements: ─ No change of appearance and haptic characteristics compared to as-received condition ─ The requirements acc. to Sections 3.7 and 3.8 shall also be met (note Section 3.5) 3.10.2 Environmental cycle test Test: ─ Audi: 96 h acc. to PV 1200 ─ VW: 60 cycles acc. to PV 2005 (first evaluation after 40 cycles) Requirements: ─ No visible change compared to as-received condition ─ The requirements acc. to Sections 3.7 and 3.8 shall also be met (note Section 3.5) 3.11 Weather resistance 3.11.1 Condensated water constant climate Testing in test atmosphere CH acc. to DIN EN ISO 6270-2, test duration 240 h. The evaluation shall take place after 30 min acc. to DIN EN ISO 4628-2. Requirements: ─ No blistering ─ The requirements acc. to Sections 3.7 and 3.8 shall also be met (note Section 3.5). 3.11.2 Corrosion cycle test (only for painted metallic materials) Test: 15 cycles acc. to PV 1210; in ASSY with scratch line acc. to DIN EN ISO 7253, Section 8.5 and DIN EN ISO 4628-8. Requirement: ─ No blistering, no cosmetic corrosion, no base-metal corrosion ─ Adhesion loss d ≤ 2,5 mm, but never > 5 mm 周信妹 线条 Page 6 TL 226: 2006-04 3.11.3 Lightfastness Test acc. to PV 1303. Number of cycles acc. to installation position (see Section 4.1). Requirements: ─ Fastness grade 4 on the gray scale acc. to DIN EN 20105-A02 ─ Other visible defects, such as color change or cracking, are not permissible ─ The requirements acc. to Sections 3.7 and 3.8 shall also be met (note Section 3.5) 3.12 Aging resistance 3.12.1 Hydrolysis aging Test: 72 h at (90 ± 2) °C and ≥ 96% relative humidity in climate chamber. Requirements: ─ No changes in color or haptic characteristics ─ The requirements acc. to Sections 3.7 and 3.8 shall also be met (note Section 3.5) 3.12.2 Sunlight simulation Test: ─ Test acc. to DIN 75220, 2 cycles (= 480 h) acc. to D-IN1-T. Requirements: No changes in color or haptic characteristics ─ No visual change of color and haptic characteristics compared to as-received condition ─ The requirements acc. to Sections 3.7 and 3.8 shall also be met (note Section 3.5) 3.12.3 Abrasion behavior 3.12.3.1 General Test acc. to PV 3906 and Section 4.2. 3.12.3.2 100 crockmeter strokes against dry cloth ─ Evaluation of paint-coated surface: No visible change compared to as-received condition, such as changes in paint-finish structure or traces of abrasion. ─ Evaluation of rubbing cloth: Bleeding of rubbing cloth acc. to fastness grade 4 on the DIN EN 20105-A03 gray-scale. 3.12.3.3 100 crockmeter strokes against moist cloth (water) ─ Evaluation of paint-coated surface: No visible change compared to as-received condition, such as changes in paint-finish structure or traces of abrasion. ─ Evaluation of rubbing cloth: Bleeding of rubbing cloth acc. to fastness grade 4 on the DIN EN 20105-A03 gray-scale. NOTE: Rubbing cloth can be considered "moist" or "soaked with cleaning agent" if it has been immersed in the respective medium for at least 1 min and then has been placed between filter paper for a short period of time. Administrator 多边形线条 Page 7 TL 226: 2006-04 3.12.3.4 2000 crockmeter strokes against dry cloth Applies to components in heavily loaded areas (e. g. steering wheel or selector). ─ Evaluation of paint-coated surface: No visible change compared to as-received condition, such as changes in paint-finish structure or traces of abrasion. ─ Evaluation of rubbing cloth: Bleeding of rubbing cloth acc. to fastness grade 4 on the DIN EN 20 105-A03 gray-scale. 3.13 Resistance to cleaning agents and synthetic sweat 3.13.1 Test media ─ 0,5 vol. % aqueous solution of tenside solution, e.g., dishwashing liquid ─ Ammoniacal alcoholic cleaning liquid (e.g. window cleaner), undiluted ─ Petroleum ether (special boiling point II acc. to DIN 51631, 80/100 °C) ─ Methylated spirit acc. to TL 52117 ─ Test media "synthetic sweat": Solution A: 0,75 vol % acetic acid (batch: add distilled water to 7,5 ml 100% acetic acid to yield 1 l) Solution B: aqueous ammonia solution, i.e. 0,036 weight % with 0,5 weight % NaCl (batch: add distilled water to 1 g NH3 solution (25%) to yield 690,72 g (690 g in praxi) and add 3,47 g NaCl) 3.13.2 Drop test Test: 0,1 ml drops are applied to the surface using a pipette. After allowing a period of 10 min for the medium to work in, it is allowed to dry for 30 min at 60 °C in mechanically circulated air. The surface shall be evaluated 24 h after the treatment. Requirements: ─ No change in paint color, degree of glossiness or paint-finish structure. ─ Changes in degree of glossiness are to be stated only if they cannot be removed with a wet cloth. 3.13.3 Abrasion behavior Test: 10 crockmeter strokes with a rubbing cloth wet with cleaning agent. See note in Section 3.13.1. Requirements: ─ Evaluation of paint-coated surface: no change in paint color, degree of glossiness or paint- finish structure. Changes in degree of glossiness are to be stated only if they cannot be removed with a wet cloth. ─ Evaluation of rubbing cloth: bleeding of rubbing cloth acc. to fastness grade 4 on the DIN EN 20105-A03 gray-scale. 3.14 Cream resistance Testing acc. to PV 3964. Requirements for visual evaluation with respect to color, etc.: ─ An increase in glossiness is permitted, changes of color or haptic characteristics are not permitted. ─ The requirements acc. to Sections 3.7 and 3.8 shall also be met (note Section 3.5). Administrator 多边形线条 Page 8 TL 226: 2006-04 4 Notes on testing 4.1 Lightfastness Number of test exposure periods for the individual components (painted materials): ─ Rear shelf, trim in open trunks 10 cycles gray-scale level 4 ─ Steering wheel, interior mirror 6 cycles gray-scale level 4 ─ Door trim paneling with film or textile material (upper edge molding) exposed to direct sunlight 5 cycles gray-scale level 4 ─ Door trim paneling with film or textile material exposed to indirect sunlight 3 cycles gray-scale level 4 ─ Pillar trim paneling, exposed to direct sunlight 5 cycles gray-scale level 4 ─ Pillar trim paneling, exposed to indirect sunlight 3 cycles gray-scale level 4 ─ Seats (upholstery cover material) 3 cycles gray-scale level 4 ─ Dashboard (ASSY and film) 5 cycles gray-scale level 4 ─ Steering column shroud 3 cycles gray-scale level 4 ─ Molded headlining (ASSY with decorative variants) 2 cycles gray-scale level 4 ─ Floor carpets, trim in closed trunks 2 cycles gray-scale level 4 ─ Hidden components (e.g. trim in closed trunks) 2 cycles gray-scale level 4 ─ Components exposed to indirect sunlight (e.g. components in lower door trim panel area) 3 cycles gray-scale level 4 4.2 Abrasion A light alloy cylinder with two brackets can be used instead of the mandrel installed in the crockmeter acc. to DIN EN ISO 105-X12 or in a similar testing device (see Figure 1). Light alloy cylinder: Weight: 40 g Diameter: 20 mm Length: 52 mm Brackets: Weight: 11 g Thickness: 5 mm Width: 20 mm Length: 45 mm A 3-mm-thick polyester PUR foam piece (gross density: 40 ± 5 kg/m3) is glued onto the light alloy cylinder. The plastic foam layer is covered with the abrading medium (similar to mandrel) in a way that prevents movements within the foam layer. Page 9 TL 226: 2006-04 The light alloy cylinder shall be mounted so that its contact force is identical to the contact force of the mandrel (900 g). Figure 1 5 Referenced standards2 PV 1200 Vehicle Parts; Testing of Resistance to Environmental Cycle Test (+80/- 40) °C PV 1210 Body and Add-on Parts; Corrosion Test PV 1303 Non-Metallic Materials; Exposure Test of Passenger Compartment Components PV 2005 Vehicle Parts; Testing of Resistance to Environmental Cycle Test PV 3341 Non-Metallic Materials in Automotive Interior Trim; Determination of Emission of Organic Compounds PV 3906 Non-Metallic Planar Fabrics; Testing of Abrasion Behavior PV 3952 Plastic Interior Components; Testing of Scratch Resistance PV 3964 Surfaces in the Vehicle Interior; Test of Resistance to Creams and Lotions TL 52117 Spirit, Denatured; Lubricant Requirements VW 01155 Vehicle Supply Parts; Approval of First Supply and Changes VW 50180 Components in Passenger Compartment; Emission Behavior VW 50185 Vehicle Components; Resistance to Open Air Weathering VW 50190 Components of the Vehicle Interior Trim; Colorimetric Evaluation VW 91101 Environmental Standard for Vehicles; Vehicle Parts, Materials, Operating Fluids; Avoidance of Hazardous Substances DIN 51631 Mineral Spirits – Special Boiling Point Spirits – Requirements DIN 75220 Ageing of Automotive Components in Solar Simulation Units DIN EN 20105-A02 Textiles – Tests for Colour Fastness – Part A02: Grey Scale for Assessing Change in Colour DIN EN 20105-A03 Textiles; Tests for Colour Fastness - Part A03: Grey Scale for Assessing Staining DIN EN ISO 105-X12 Textiles; Tests for Colour Fastness – Part X12: Colour Fastness to Rubbing 2 In this section terminological inconsistencies may occur as the original titles are used. Page 10 TL 226: 2006-04 DIN EN ISO 2409 Paints and Varnishes – Cross-Cut Test DIN EN ISO 4628-2 Paints and Varnishes – Evaluation of Degradation of Coatings; Designation of Quantity and Size of Defects, and of Intensity of Uniform Changes in Appearance – Part 2: Assessment of Degree of Blistering DIN EN ISO 6270-2 Paints and Varnishes – Determination of Density to Humidity – Part 2: Procedure for Exposing Test Specimens in Condensation-Water Atmospheres DIN EN ISO 7253 Paints and Varnishes – Determination of Resistance to Neutral Salt Spray (Fog)