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Automotive adhesive portfolio

Seven core products organized by substrate, process, performance target and evidence boundary.

Seven core products

Use the facts for early screening, then validate actual materials, equipment and customer standards.

R-5110

One-component water-based polychloroprene adhesive

Rapid lamination of foam, acoustic cotton, fiber felt, nonwoven fabric and automotive sound-insulation parts

  • Typical solids approx. 50%
  • Recommended press time at 20°C: 1-10 s
  • Can be joined immediately after spraying
Source
TDS R-5110 ver. 25.6 / RELANET project record
Boundary
Typical values under TDS conditions; the Corolla acoustic-component reference is an internal project record
Updated
Product details
R-5670

Two-component water-based polyurethane adhesive

Rapid lamination of instrument panels, door panels, seats, center armrests and luggage-compartment trim

  • R-5670:R-60C = 100:5
  • Approx. 25 N/25 mm after 1 minute
  • Typical solids approx. 47%-50%
Source
R-5670 technical data / project test record
Boundary
Result applies to a 25 mm test strip after one minute; each substrate combination requires validation
Updated
Product details
R-5610

High-transmission water-based PUD

Manual wrapping, hot pressing or vacuum forming of door panels, instrument panels and parcel shelves

  • Typical solids approx. 50%
  • Activation temperature >60°C
  • Drying at 50-70°C for 8-15 min
Source
R-5610 TDS ver. 25.6 (document version 2024-03)
Boundary
Typical process window after spraying and full drying; optical performance depends on coat weight and real substrates
Updated
Product details
R-7206

High-temperature modified polyolefin hot-melt adhesive

Instrument-panel and door-panel skins, sunroof reinforcement, brackets and wire-harness fixing

  • Approx. 99% solids
  • Open time at 180°C approx. 1-2 min
  • Project target: no debonding at 110°C
Source
Current TDS / test report RCTSC-25-10-18-001
Boundary
The 110°C result is a project target under confirmed conditions, not a universal guarantee
Updated
Product details
R-7110

Long-open-time modified polyolefin hot-melt adhesive

Door-panel skins, sunroof attachments, spare-wheel covers and door-panel inserts

  • Open time at 180°C: 1-2 min
  • ABS and untreated PP evaluation
  • ≥99% solids; 90°C heat-resistance target
Source
TDS R-7110 APAO / RELANET project data
Boundary
Open time is typical at 180°C; heat resistance must be validated for the actual part, load and customer standard
Updated
Product details
RY-10

High-transmission yellowing-resistant hot-melt adhesive film

Illuminated instrument panels, light-emitting door trim, ambient-light panels, illuminated logos and hidden graphics

  • Average visible-light transmission approx. 91%
  • ΔE approx. 1.0 after 110°C × 1,500 h
  • Approx. 45 N/25 mm after 1 minute
Source
RY-10 TDS / transmission workbook / formal project test report
Boundary
Transmission, color difference and peel results are typical for defined thicknesses, specimens and project conditions
Updated
Product details
R-9610 laboratory beakers and formulation research
R-9610

Reactive polyurethane hot-melt adhesive (PUR)

A next-generation automotive-interior wrapping adhesive: physical initial tack plus moisture-cure chemical crosslinking for rapid positioning on automated lines

  • Ultra-high elongation: Elongation at break ≥ 500%
  • Humidity-heat ageing: 1,000 h at 85°C / 85% RH
  • Dual cure: Physical initial tack + moisture-cure chemical crosslinking
  • Process-friendly: Open time 3-4 min
  • Automotive environmental compliance: VDA270 / VDA278 / GB/T 27630 + REACH / ELV
  • Broad substrate compatibility: PP / ABS + genuine leather / microfiber / suede
Source
R-9610 product technical data / RELANET project record
Production program
GAC Toyota Ye P7 and Dongfeng Honda Ye S7 (Production planning in progress)
Updated
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