tack-free time

tack-free time

The time period during which a sealant that is molded in the field remains tacky and is not yet fully serviceable.
References in periodicals archive ?
SnapSil RTV230A/B adhesive is a two-component, room temperature cure silicone adhesive that features a reported tack-free time of six min.
EnviroLastic AL can be applied at thicknesses of 30-250 mils, which provides a quick return to service with a three-minute tack-free time and 24 hours for a full cure.
What's more, cream time for the lactose-based foams was 12 sec, or 40%, shorter; rise time was 55 sec, or 54%, lower; string time dropped 66 sec, or 55%; and tack-free time was decreased 100 sec, or almost 60%.
They can be formulated with no VOCs, no odor and with a tack-free time of as little as 45 minutes.
From the dry time data, the circular dry time shows improvement at the lowest level of modification, while the Zapon tack-free time (200 g) does not improve until the highest level of modification is made.
for two connectors and a tack-free time of less than 5 min.
Specifically, Spur+ Y-15735 LM prepolymer is said to be three times as fast as tack-free time, and enhances deep-section cure under ambient conditions by about 50% compared to similar resins with earlier silane end capping technologies, according to the company.
It is well suited for applications where quick tack-free time is required.
It is a high-melting solid in micronized form, which can be combined with epoxy resin in a slurry that affords long tack-free time or room-temperature latency.
Specifically, SPUR+ Y-15735 LM prepolymer is three times as fast in tack-free time, and enhances deep-section cure under ambient conditions by about 50 percent, compared to similar resins with earlier silane end capping technologies.
They can be formulated with no VOCs, no odor, and with a tack-free time of as little as 45 minutes.
Other benefits of HFC and HFEs include boiling points in an easily usable range, compatibility with existing catalysts and silicone surfactants and ability to produce foams with tack-free times shorter than those for foams blown with HCFC-141b, BASF says.