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HALSHistoric American Landscape Survey (American Society of Landscape Architects)
HALSHindered Amine Light Stabilizer (polymer coating)
HALSHealth and Activity Limitation Survey (Canada)
HALSHouston Area Library System
HALSHand Assisted Laparoscopic Surgery
HALSHertfordshire Archives and Local Studies (UK)
HALSHouston Area Live Steamers (Hockley, Texas)
HALSHIV-Associated Lipodystrophy Syndrome
HALSHawaii Association of Land Surveyors
HALSHigher, Adjacent, Lower, Supporting (part of constructive simulation exercises)
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References in periodicals archive ?
Our light stabilizing and UV absorbing technologies include a wide range of benzotriazole, triazine, and hindered amine light stabilizer chemistries as well as specialty offerings such as a new and unique photolatent metal catalyst targeted for 2K polyurethane coating systems.
Exp UV 0117 for water and chemical tanks and Exp UV 0217 for bulk containers are synergistic blends of HALS (hindered amine light stabilizer) and a UVA (UV absorber).
a systematic study was conducted, which evaluates the influence of a hindered amine light stabilizer (HALS) and/or a UV absorber, in the presence and absence of PPMAH, in the mechanical, morphological and optical properties.
Effect of hindered amine light stabilizer and ultraviolet light absorber additives," Polymer Degradation and Stability, vol.
The light stability of TPU can generally be improved by using combinations of UV-absorber (UVA) and hindered amine light stabilizer (HALS) on top of antioxidants.
(11) The detection of hindered amine light stabilizer (HALS) in automotive coatings was featured in a review article.
The combination of the hindered phenolic antioxidant AO-10 (or AO-15), along with the hindered amine light stabilizer HALS-65 and the UV absorber UV-28 has been shown to render excellent resistance to yellowing and surface degradation.
Songlight 2920 is a liquid hindered amine light stabilizer of NCH3 type that protects polymers from degradation due to ultraviolet radiation and long term heat aging.
Hindered amine light stabilizer effective in uv light stabilization of PP, HDPE, EPDM, and all styrenic polymers.
(c) UV absorber 1 (UVA-1) plus hindered amine light stabilizer 1 (HALS-1)
To study stabilizer-pigment interactions, Sale tested yellow, orange, and red organic pigments in injection-molding-grade HDPE containing one of three different hindered amine light stabilizer (HALS) packages.