PERMABOND® TA4631
PERMABOND® TA4631 is a no-odor, 1:1 acrylic adhesive optimized for bonding polyolefins such as polypropylene and polyethylene without requiring primers or expensive surface treatment. It also works well with metals and composites and is ideal for dissimilar material bonding.
PERMABOND® TA4631 Features:
- No odor for workplace comfort
- Adheres to polyolefins
- No primer needed
- Room temperature cure
- Good water resistance
- Underwater bonding capability
PERMABOND® TA4631 Applications:
- Polypropylene and polyethylene bonding
- Dissimilar material joining
- Composite and metal bonding
- Wet or underwater repairs
About Prostech
Prostech Philippines is a one-stop solution provider for specialty materials and equipment across electronics manufacturing, from PCBA to final assembly. Our core material and equipment solutions include:
- PCB Assembly Materials
- Cleaning & Degreaser
- Circuit Board Protection
- Thermal Management Solutions
- EMI Shielding
- General Assembly Adhesives
- Elastomeric Materials
- Process Equipment: Potting & Coating Systems, UV/ Heat Curing, Plasma Treatment, Tape placement automation, and cleaning machines
Technical Added Value to customer
Prostech offers customized material and process equipment solutions with engineering support throughout R&D, production process optimization, and performance validation. Our in-house lab located in Alabang, Muntinlupa is equipped to conduct electronics material testing, application simulation, and adhesive validation, helping customers reduce the need for onsite trials and accelerate implementation.
International Supply Chain Advantage
Regional warehouse hubs across Vietnam, Singapore, Malaysia, and the Philippines ensure cross-border reliable supply. In Philippines PEZA-bonded warehouse located at Lima Industrial Park, Batangas enables Prostech to provide responsive, demand-based delivery and significantly shortens standard lead time for Philippines customers.
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Physical Properties of Uncured Adhesive
| TA4631 A | TA4631 B |
Chemical composition | Methacrylate | Methacrylate |
Colour | Translucent | Translucent |
Viscosity @ 25°C | 25,000 mPa.s (cP) Thixotropic | 12,000 mPa.s (cP) |
Typical Curing Properties
Ratio of use | 1 : 1 |
Maximum gap fill | 0.5 mm (0.02 in) |
Pot life (2g+2g) @23°C | 4-6 minutes |
Fixture time (0.1 N/mm² shear strength is achieved) @23°C | 12-18 minutes |
Handling time (0.3 N/mm² shear strength is achieved) @23°C |
40-50 minutes |
Working strength @23°C | 6-8 hours |
Full cure @23°C | 24-36 hours |
Characteristics of Permabond Structural Acrylic Polyolefin Bonders
| Product Code | Appearance | Key Features | Viscosity (cP) | Mix Ratio | Fixture Time | Handling Time | Working Strength | Shear Strength (N/mm²) | |
| TA4605 | Off-white | Fast cure | 125 | 1:1 | 5-10 min | 20-25 min | 2-4 hours | >8 (Polypropylene, Polyethylene) | |
| TA4610 | Off-white | Fast cure for large components | 210 | 1:1 | 12-15 min | 40-50 min | 6-8 hours | >8 (Polypropylene, Polyethylene) | |
| TA4611 | Transparent | Good bond strength for small gaps | 21,5 | 1:1 | 10-16 min | 40-50 min | 6-8 hours | >8 (Polypropylene, Polyethylene) | |
| TA4631 | White | Low odor, good bond strength for small gaps | 21,5 | 1:1 | 12-18 min | 40-50 min | 6-8 hours | >8 (Polypropylene, Polyethylene) |
