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A platform for research: civil engineering, architecture and urbanism
Aliphatic polyurethane adhesive resistant to ultraviolet aging and yellowing as well as preparation method and application of aliphatic polyurethane adhesive
The invention belongs to the technical field of polyurethane adhesives, and particularly relates to an ultraviolet aging resistant and yellowing resistant aliphatic polyurethane adhesive as well as a preparation method and application thereof, and the aliphatic polyurethane adhesive is a product prepared by reacting the following raw material components in percentage by weight: 20-30wt% of aliphatic isocyanate, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20- The invention discloses a polyester polyol composition which comprises the following components in percentage by weight: 20-30% of polyester polyol and 0.5-2% of small molecular alcohol, and the mass ratio of polyether polyol to polyester polyol is (1: 1)-(2: 1). The polyurethane adhesive prepared by the invention has the advantages of high curing speed at normal temperature and normal humidity, high mechanical property for a long time under strong ultraviolet radiation, excellent yellowing resistance and excellent ultraviolet aging resistance.
DSP1F224663ZX本发明属于聚氨酯粘合剂的技术领域，尤其涉及一种耐紫外老化、耐黄变的脂肪族聚氨酯粘合剂及其制备方法和应用，所述脂肪族聚氨酯粘合剂为包括如下百分含量的各原料组分反应制得的产物：脂肪族异氰酸酯，20‑30wt％，聚醚多元醇，20‑40wt％，聚酯多元醇，20‑30wt％，小分子醇，0.5‑2wt％，所述聚醚多元醇与所述聚酯多元醇的质量比为1:1‑2:1。本发明制得的聚氨酯粘合剂具有常温常湿固化速度快且在强烈的紫外照射下仍能长期保持很高的机械性能、优异的耐黄变效果，耐紫外老化性能优异。
Aliphatic polyurethane adhesive resistant to ultraviolet aging and yellowing as well as preparation method and application of aliphatic polyurethane adhesive
The invention belongs to the technical field of polyurethane adhesives, and particularly relates to an ultraviolet aging resistant and yellowing resistant aliphatic polyurethane adhesive as well as a preparation method and application thereof, and the aliphatic polyurethane adhesive is a product prepared by reacting the following raw material components in percentage by weight: 20-30wt% of aliphatic isocyanate, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20-40wt% of polyether polyol, 20- The invention discloses a polyester polyol composition which comprises the following components in percentage by weight: 20-30% of polyester polyol and 0.5-2% of small molecular alcohol, and the mass ratio of polyether polyol to polyester polyol is (1: 1)-(2: 1). The polyurethane adhesive prepared by the invention has the advantages of high curing speed at normal temperature and normal humidity, high mechanical property for a long time under strong ultraviolet radiation, excellent yellowing resistance and excellent ultraviolet aging resistance.
DSP1F224663ZX本发明属于聚氨酯粘合剂的技术领域，尤其涉及一种耐紫外老化、耐黄变的脂肪族聚氨酯粘合剂及其制备方法和应用，所述脂肪族聚氨酯粘合剂为包括如下百分含量的各原料组分反应制得的产物：脂肪族异氰酸酯，20‑30wt％，聚醚多元醇，20‑40wt％，聚酯多元醇，20‑30wt％，小分子醇，0.5‑2wt％，所述聚醚多元醇与所述聚酯多元醇的质量比为1:1‑2:1。本发明制得的聚氨酯粘合剂具有常温常湿固化速度快且在强烈的紫外照射下仍能长期保持很高的机械性能、优异的耐黄变效果，耐紫外老化性能优异。
Aliphatic polyurethane adhesive resistant to ultraviolet aging and yellowing as well as preparation method and application of aliphatic polyurethane adhesive
耐紫外老化、耐黄变的脂肪族聚氨酯粘合剂及其制备方法和应用
CHEN SONG (author) / ZHANG SHILEI (author) / ZHANG XIN (author)
2024-06-21
Patent
Electronic Resource
Chinese
IPC:
C09J
ADHESIVES
,
Klebstoffe
/
C08G
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
,
Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind
/
C08K
Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe
,
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS
/
C08L
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
,
Massen auf Basis makromolekularer Verbindungen
/
E01C
Bau von Straßen, Sportplätzen oder dgl., Decken dafür
,
CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE
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