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Liquid Stabilizer And Development.Triphenyl Phosphite (TPPI)

A Liquid Zinc-Based Stabilizer As An Example, The Real Content Of The Liquid Zinc-Based Metal Soap Heat Stabilizers Are Mostly Below 20%, The Effective Amount Of Metal Is Only About 5%. In Addition To General Zinc-Based Single Components, Also Need Calcium, Barium Complex Dubbed Single Component Calcium / Zinc And Barium / Zinc Liquid Heat Stabilizer, Wherein The Metal Cadmium In The 20th Century Common Liquid Containing Heat Stabilizer, On The Human Body Toxic Elements. Usually Zinc-Based Heat Stabilizer An Organic Acid Selected Oleic Acid, Linoleic Acid, A Resin Acid, Benzoic Acid, Salicylic Acid, Phenol, Alkyl Phenols, Phosphorous And The Like [1], Straight-Chain Saturated Fatty Acids Are Not Suitable For The Production Of Liquid Stabilizer The Stabilizer Suitable For The Production Of Solid. Wherein The Alkyl Phenol Nonylphenol For The Limited Substance In 2003, The EU Directive 2003/53 / EC Requires That All Member States Formally Promulgated And Enforced, Including Germany From The Beginning Of January 2005 Formally Implemented. Instructions To NP "As A Finished Product Or Raw Material, In A Concentration Equal To Or Greater Than 0.1%, May Not Be Placed On The Market Or Use", That Is, The Maximum Allowable Limit Of 1000 Mg / Kg.Liquid Stabilizer And Development.Triphenyl Phosphite (TPPI)

Organic Solvents Are Generally Used Mineral Oils, Plasticizers Or Cheap Organic Solvents. It Requires Its Performance: With PVC Resin Has Good Compatibility; Metal Soaps And Additives, Have A Greater Solubility In A Solvent; Low Volatility, High Flash Point, Low Viscosity, Colorless Or Light-Colored, Odorless, Non-Toxic Or Low Poison. Such As Liquid Paraffin, White Oil, Diesel Oil, Mineral Oil, Spindle Oil As A Solvent. It Is Worth Noting That Some Polycyclic Aromatic Hydrocarbons In The Presence Of A Solvent, According To The "German Food And Commodities Act (LMBG)" The Relevant Provisions Of Article 30 Of, PAH Total Maximum Allowable Limit Is 10mg / Kg (10PPM), BaP-Benzo (A ) Pyrene Maximum Levels Is 1mg / Kg (1PPM), Some EU Countries Are Ready To Adopt This Standard.

Auxiliary Stabilizer Function Itself Does Not Have Thermal Stability, But It Can Improve The Efficiency And Stability, Because There Is No Single Component Cadmium Secondary, Of The Primary Phosphite, Epoxy Compounds, And Phenolic Antioxidants, Auxiliary Substances On [Beta] Dione It Was Particularly Important. Part Of The Nitrogen-Containing Organic Compounds Such As Hydrogen Pyridine And Amino Uracil And Other Solid Substances That Can Use Special Technology, Dissolved In The Liquid Stabilizing Agent, Greatly Improves The Performance Of The Liquid Heat Stabilizer, And A Liquid Zinc-Based Stabilizers Can Replace Lead Salt Stabilizer Critical Applications On The Hard And Soft PVC Products.


Triphenyl Phosphite (TPPI)

Chemical Formula: C18H15O3P
Appearance: Colorless Liquid
Density: 1.184
Flash Point: 222
CAS No: 101-02-0
Boiling Point: 360 ℃
Melting Point: 22-24 ℃
Molecular Weight: 310.29
1. As Synthetic Rubber And Resin Stabilizer, Antioxidant And Raw Materials PVC Alkyd Resin And Pesticide Intermediates. As The Cellulose Resin, Vinyl Resin, Natural Rubber And Synthetic Rubber Flame Retardant Plasticizer. This Product Is Of Low Volatility, High Flame Retardant Efficiency, With Excellent Mechanical Property Retention, Transparency, Flexibility And Toughness. Mainly Used For Nitrocellulose, Cellulose Acetate Film (E.G., Film Base) And A Flame-Retardant Plasticizer Plastic Film, Can Also Be Used In Viscose Fiber As Camphor Nonflammable Substitutes.

2. As Polyethylene, Polypropylene, Polyvinyl Chloride, ABS Resin, Epoxy Resin, Synthetic Rubber And Polyester Polymers Antioxidant Stabilizer. Halogen Flame Retardants And Use, Can Play Its Fire-Retardant And Antioxidant Effect, And Having A Light Stabilization. Also Widely Used In PVC Chelator, When A Metal Soap-Based Stabilizers, Together With The Product Can Reduce The Harm Of Metal Chlorides, And To Maintain The Transparency Of Products And Inhibit Change Chromaticity. It Can Also Be Used As A Synthetic Alkyd Resins, Polyesters, Phosphorous Acid Alkyl Esters.


There Are A Triphenyl Phosphite, By The Market'S Attention.

Triphenyl Phosphite Is Mainly Used For Polymer Stabilizers And Antioxidants, And Many Phenolic Antioxidants Have A Good Synergy, Mainly For Polyolefin, Polyester, ABS Resin, Epoxy Resin, Synthetic Rubber And Other Products, So That Products Can Maintain Transparency And Suppresses Color Change; Also Used As Plasticizers Fiber Membrane Having Excellent Transparency And Water Resistance; For Engineering Plastics, Phenolic Resins, And Halogen Flame Retardant Preparation And Use, Can Play A Role In Flame Oxidation, And Both Light Stability; Also Prepared To Take An Important Intermediate Trialkyl Phosphite Esters.Liquid Stabilizer And Development.Triphenyl Phosphite (TPPI)


As Can Be Seen From The Above Analysis, The Precipitation Will Be Liquid Stabilizer And An Organic Solvent, An Organic Acid And Metal Concentrations And Other Factors Are Closely Related To General Product Should Also Be Precipitation Occurred More Than One Year; Color Stabilizer Production Have Smaller Effect; And Flash Point Your Choice Of The Organic Solvent, An Organic Acid, Generally Is Not Required, It Should Preferably Be Above 100 Degrees!

Development Stabilizers

Global Environmental Protection Requirements Increasingly Stringent Environmental Cleanup Requirements For Human Survival Increasingly Strong Regulatory Pressures To Limit Heavy Metal Heat Stabilizers Used In Growing, Making The Development Of Heat Stabilizers, To Produce Non-Toxic, Efficient, Multi-Functional Accelerate The Pace Of Development Direction. Wuxi, Low Lead, Low Dusting And Alternative Heat Stabilizer Lead Salt Has Become The Focus Of The Development Of The World'S Species. As A Stabilizer Of The New Chemicals Introduced Relatively Few, And Compound Stabilizer Overwhelming.
The Development Of Various Stabilizers Showed The Following Trend.
(1) Clean Lead Salt Is A Basic Requirement, Low Lead Was Forced By The Circumstances. Given The Outstanding Performance In The Lead Salt Pipe, Insulation Materials, Lead-Free Worldwide Slow Process, Lead Salts From The Historical Stage Really Need A New Lead-Free Product Has An Excellent Price-Performance, The Need To Strengthen Environmental Regulations Also Require Time.Liquid Stabilizer And Development.Triphenyl Phosphite (TPPI)

(2) Excellent Performance Of Organotin Methyl Tin Products Has Been Great Development, Especially In China. China Already Has A Number Of Aspects Of The Patent Methyl Tin, In Recent Years, Shenzhen Pan Sheng, Hubei Southern Star In The Production, Promotion Methyl Tin Have Made Fruitful Efforts. Tin Pan Sundstrand From Raw Materials, Adopting Its Own Patented Technology, Mastered The Production Of An Annual Output Of 6000t Methyl Tin Key Technologies, And The Development Of A New Back-Cool Type Organic Tin Compounds, Organic Tin Production Indicates That China Has Reached A Higher Level. At Present, Our Country Develop Organotin Stabilizers, Heat Stabilizers Structure More Reasonable, With No Technical Barriers, And The Need Is To Guide Policies And Regulations.

(3) Non-Toxic Metallic Soap Calcium / Zinc Stabilizers Have A Very Broad Space For Development, Foreign Countries Have Been In Large Diameter Pipes, Insulation Areas Using Calcium / Zinc Stabilizers. But The Domestic Development Of Complex Metal Soap Insufficient Attention To The Lack Of High-Performance Secondary Stabilizer Species, Compared With Other Countries, Greater Contrast. High-Performance Composite Metal Soap Depends On The Development Of High-Performance Secondary Stabilizer.

(4) Rare Earth Stabilizer Is Part Of Chinese Characteristics, Heat Stabilizers, The Strong Development Momentum. Currently There Are More Than 10 Manufacturers And Research Institutes Involved In The Development Of Rare Earth Stabilizer, Baotou And Other Manufacturers To Seize The Opportunity Of Large-Scale Development Of The Western, Plans To Build Large-Scale Rare Earth Stabilizer Base. However, The Current Release Of Rare Earth And Rare Earth Stabilizer Mostly Composite Lead Salt, Low Lead Only As A Transitional Product. Widespread Use Of Rare Earth Stabilizer Also Need To Better Address Its Lubricity And Workability Shortage.

(5) Pure Pure Organic Stabilizer Compounds As A Substitute For Metal Stabilizers Attention. Ciba Specialty Chemicals, Morton And Other Companies Have Launched A Amine Jenna Suck Dione Represented By Pure Organic Varieties, Compared With Metal Stabilizers, Pure Organic Products Are Environmentally Friendly Products, Is Expected To Play A Significant Substitution Of Toxic Heavy Metals In Terms Of Stabilizing Agent Role.

The New Compound (6) Other Products In Recent Years For Use As A Heat Stabilizer Include Hydrotalcite Series, Perchlorate And The Like. Ciba-Geigy Company Will Perchloric Acid And Salts Thereof With An Epoxy Compound, An Antioxidant And Is Used In PVC, Obtained Excellent Thermal Performance And Resistance To Discoloration; Japan'S Kyodo Chemical Release Hydrotalcite Series Is A Magnesium / Aluminum Composite Thereof, With A Fatty Acid And Zinc Used In PVC, Can Be Prevented With A Coloring Material; The South German Chemical Company Built An Annual Output Of 5000t Hydrotalcite Production Plant, And Patented Technology. As An Environmentally Completely Harmless Additives, Hydrotalcite Has Broad Application Prospects.

Liquid Stabilizer And Development, With The Domestic PVC Heat Stabilizers Product Structure Is Irrational, Toxic, Pollution, Environment-Friendly Stabilizers Need To Continue To Research And Development. The Most Promising Auxiliary Heat Stabilizers And Heat Stabilizers Undoubtedly Calcium / Zinc-Based Hydrotalcite, Rare Earth Compounds And Polymers, These Heat Stabilizers Low Toxicity, Green, Environmental Protection, Will Be The Development Of A Thermal Stabilizer Direction.

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