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31. Hydroxyl magnetic microspheres were prepared with suspension polymerization and then activated withepichlorohydrin for immobilization of penicillin G acylase.

32. Synthetic methods and their research progress of aromatic cyclic oligomers one - step polymerization, multi - step polymerization - depolymerization are rev.

33. The polymerization characteristics and the suitable mono - functional initiator systems were introduced.

34. In particular, the invention relates to new polymerization processes using turbulent flow reactor systems using diluents including one or more hydrofluorocarbon(s) to produce polymers.

35. The factors of monomer, initiator, chain transfer agent, temperature, time of polymerization effect polymerization are studied.

36. The effects of polymerization process, functional monomers (AA/NMA) and aminating reaction on the properties of latex and hydrosol were studied.

37. The application of electron spin resonance in the study of polymerization, radiation and photodegradation, stress fracture, modification and mastication of rubber was reviewed with 22 references.

38. Based on 26B4APBN monomer, polyamic acid was obtained by polymerization with pyromellitic dianhydride(PMDA), and further imidized into polyimide(PI) film by heating process.

39. Objective: To extract the anti-tumor active constituent of mahonia and investigate anti-tumor effects on tubulin polymerization and its mechanisms of mahoniae.

40. A novel ladderlike polysiloxane with a reactive side group was synthesized via stepwise coupling polymerization.

41. The spherical ligninbased cation exchange resin was prepared with calcium lignosulphonate as raw material in a cheap and non-toxic dispersing medium by reversed phase suspension polymerization.

42. The average life period of active center is a function of activation energy and polymerization temperature, it can be expressed asf ?

43. In this paper, the optimized technological requirement of the synthesis of acrylate under the catalysis of heteropoly acid was gotten and polymerization retarder for acrylate.

44. The recent advance of the catalytic activity to methacrylates polymerization (PMAA) of rare earth organometallic complexes involving cyclopentadienyl types is reviewed.

45. This type of sealant mainly butyl rubber, high molecular weight polyisobutylene, a certain degree of polymerization of acrylic, chlorosulfonated polyethylene and neoprene rubber sealant.

46. A graded-index (GI) POF rod that bromobenzene (BB) was mixed into polymethylmethacrylate (PMMA), was prepared by interfacial-gel polymerization, and the preparation technology was studied.

47. It was found that the polymerization rate of octamethylcyclotetrasiloxane and the amount of the oil separation decrease simultaneously.

48. Copolycondensation by adding third or fourth monomer into the polymerization system is an efficient way to improve the properties of PPTA.

49. For use in polymerization reactors where residence time is over 5 minutes, see recommendations on page 6.

50. Effect of polymerization conditions including charging mass fraction of polystyrene macromer, amount of initiator and temperature of copolymerization on grafting efficiency were studied.

51. The polymerization of 1-decene catalyzed by boron trifluoride catalyst was studied.

52. Aiming at the fuzziness existing in the zoned limit of slope stability, the multi stage fuzzy classification polymerization method is established by fuzzy mathematics.

53. The product's ultraviolet absorbency is measured,(www.Sentencedict.com) and compared with UV-9. The reaction process of immortal polymerization is analyzed.

54. Anhydride - type curing agents require the application of heat to promote polymerization.

55. Pectic oligosaccharide produced by microwave and autoclave extraction were observed with higher degrees of polymerization than those by an ultrafiltration membrane enzyme reactor.

56. Macromonomer poly( N vinylformamide) and functional polymer microspheres are synthesized by radical polymerization, respectively.

57. In this paper, the polyacrylate nanoparticle emulsions was synthesized by the methods of seed microemulsion polymerization and final ammonification .

58. Jatrorrhizine and berberine may be blocking signal transduction pathways in mitochondria or inhibit the tubulin polymerization induced apoptosis.

59. The propylene homopolymerization reaction on GF2A catalyst of PP bulk polymerization process is simulated by POLYMER PLUS.

60. The crystallization behavior of rare-earth luminous polycaprolactam(PA6) prepared through in-situ polymerization was investigated by DSC.