| 配方类型： |
TEXTILE SPECIALTIES |
| 配方说明： |
Butyl Latex Tire-Cord Dip |
| 配方组成： |
Zinc Oxide (50% Dispersion in Water)/0.3
Resorcinol/2.4
Water/63.8
Formaldehyde (37% Solution)/3.9
"Enjay" Butyl Latex 80-21 (55% Solids)/29.6 |
| 配制方法： |
Weigh out water, dissolve resorcinol inn water, then add formaldehyde. Weigh out latex, and add the dispersion of zinc oxide to the latex. Add the latex to the resorcinolformaldehyde solutionn with constant agitation. (always add the latex to the resin.) Adjust pH of the mixture to 8.4 with 10-20% sodium hydroxide. Store in closed containers to avoid skinning on exposure to open air. Age the dip at least 48 hours, and preferably 72 hours, before use. |
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