English — Forum #119 (Page 7/7)

1. Hyperbranched anti-glass fiber exposure agent - HCBBS Forum
2. Why does the effective chlorine content of sodium hypochlorite decrease under acidic conditions? - HCBBS Forum
3. Why doesn’t circulating water freeze in winter? - HCBBS Forum
4. Solution for clogged nozzles! ! - HCBBS Forum
5. How many bottles of nitric oxide are needed at once for a PVC emergency shutdown? - HCBBS Forum
6. Application of spray polyurethane (urea) technology in hydraulic wear and corrosion resistance - HCBBS Forum
7. Shanghai Junming Chemical’s “A Method for Hydrogenation of Used Tires” has been granted an invention patent by the **Intellectual Property Office** - HCBBS Forum
8. What gasket should be used for the Dmac solvent? The flange is made of PP - HCBBS Forum
9. Beijing Plastic Products Factory discusses how to prevent bubbles in PVC plastic sheet production - HCBBS Forum
10. **Which companies are currently producing ethylene? - HCBBS Forum
11. Deactivation of the polypropylene production and recycling system - HCBBS Forum
12. Polyethylene gas-phase fluidized bed distributor plate clogging: phenomena and countermeasures - HCBBS Forum
13. Discussion on the reasons for high acetylene consumption and high calcium carbide consumption in vinyl chloride production - HCBBS Forum
14. Chloroethylene mercury-containing wastewater treatment device - HCBBS Forum
15. One question per day, the correct answer will be rewarded with 6 wealth, and the participant will be rewarded with 2 wealth； January 4 - HCBBS Forum
16. What is the solubility of hydrogen in liquid propylene? Please let me know. Thank you! ! - HCBBS Forum
17. Exploration of the Sources of Process Packages for Domestic Chemical Plants - HCBBS Forum
18. Discussion on the combustion and explosion accident in the acetylene production unit of Xinjiang Tianye - HCBBS Forum
19. Long-distance PVC transportation - HCBBS Forum
20. Synthetic rubber Mooney viscosity - HCBBS Forum
21. About process control of polypropylene - HCBBS Forum
22. How to remove highly rotating polypropylene dust - HCBBS Forum
23. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； May 21st - HCBBS Forum
24. Difference between autoclave-expanded beads and extruded expanded beads - HCBBS Forum
25. Acrylic pressure-sensitive adhesive, vacuum sintered with no residual carbon - HCBBS Forum
26. Our country takes the lead in formulating international standards for graphene oxide - HCBBS Forum
27. Sesoko makes its debut at K 2026, showcasing advanced material and chemical solutions - HCBBS Forum
28. The prospects of PVB resin, as well as the current situation of manufacturers both domestically and internationally - HCBBS Forum
29. Common process problems in PVC pipe production and their solutions - HCBBS Forum
30. Seeking information on domestic EPP manufacturers - HCBBS Forum
31. Analysis of plastic PVC price trends - HCBBS Forum
32. What to do when life is surrounded by phthalate plasticizers? - HCBBS Forum
33. Causes of ice blockage in the tubes of Freon evaporators; does Freon R22 react with calcium chloride? - HCBBS Forum
34. The debate over the advantages of polyurea and polyurethane - HCBBS Forum
35. Plastic pipe - HCBBS Forum
36. Adjustment of acetylene to hydrogen chloride ratio in VCM plant mixer - HCBBS Forum
37. How to reduce the manufacturing costs of PVC extruded pellets - HCBBS Forum
38. How do polymerization units be utilized - HCBBS Forum
39. Acceptance of Anhui Rongtai New Materials Co., Ltd.’s project with an annual production capacity of 100,000 units of resin products - HCBBS Forum
40. Utilization of phenolic resins prepared from coal tar crude phenol - HCBBS Forum
41. Discussion on the effects of using top-extension and bottom-extension stirring methods in large polymerization tanks - HCBBS Forum
42. What are the main components in phenolic resin wastewater and what are their concentrations? - HCBBS Forum
43. Kube Chemical’s recyclable resins are used in wind turbine blade manufacturing - HCBBS Forum
44. World’s first “gas molecule diode” unveiled - HCBBS Forum
45. Find the relationships between gas viscosity, specific heat, and thermal conductivity as a function of temperature - HCBBS Forum
46. Process flow diagram of brominated epoxy resin production plant - HCBBS Forum
47. Basic introduction to sodium gluconate - HCBBS Forum
48. How is 4FF coating applied to equipment linings and how is 4FF spraying done on equipment? Are there any relevant materials available? Very curious - HCBBS Forum
49. One question per day, the correct answer will be rewarded with 6 wealth, and the participant will be rewarded with 2 wealth； January 8 - HCBBS Forum
50. The function of the small circulation valve in Nasim equipment - HCBBS Forum
51. Liansheng Chemical’s new 30,000-ton PBAT production plant comes online - HCBBS Forum
52. What are the synthesis techniques for melamine-formaldehyde resins? - HCBBS Forum
53. Accelerated expansion of the rare earth cis-butadiene rubber market - HCBBS Forum
54. Introduction to TDI - HCBBS Forum
55. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； May 23rd - HCBBS Forum
56. Nylon polymerization process - HCBBS Forum
57. Question: Why does PP resin break when drawn into filaments? - HCBBS Forum
58. Those manufacturers use dry acetylene - HCBBS Forum
59. Acetylene sulfuric acid cleaning - HCBBS Forum
60. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； January 16th - HCBBS Forum
61. The complete evolution history of PVC processing aids you must know! - HCBBS Forum
62. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； June 16 - HCBBS Forum
63. What are the factors affecting the isotacticity of polypropylene? - HCBBS Forum
64. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； May 11th - HCBBS Forum
65. Why is vacuum pumping required for hydrogen adsorption? - HCBBS Forum
66. What should be the aldehyde content level in vinyl chloride? - HCBBS Forum
67. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； April 3rd - HCBBS Forum
68. Comparison of common coupling agents and titanate coupling agents - HCBBS Forum
69. Alkyd resin companies - HCBBS Forum
70. Reasons for high temperature in the total condenser ( ) - HCBBS Forum
71. Let’s all talk about which domestic companies have been working on PVC projects recently - HCBBS Forum
72. World’s largest single-line carbonization production line put into operation - HCBBS Forum
73. What are the key performance parameters of polycarbonate products? - HCBBS Forum
74. Prospects for propane dehydrogenation - HCBBS Forum
75. The Donghua Energy Maoming high-quality 10,000-ton T1000-grade carbon fiber project is expected to go into operation by mid-2026 - HCBBS Forum