Tuesday, April 16, 2013

P-Chlorophenyl isocyanate properties


P-Chlorophenyl isocyanate atomic formula: C7H4NOCl anatomy type: atomic weight: 153.57 CAS No:104-12-1 physicochemical properties: achromatic to ablaze chicken liquid, toxic, pungent, baking point is 203 ℃, the admeasurement of 1.2 29℃, alliance point. Quality index: content≥ 99% purposes: average packaging: 250KG animate butt storage: if accurately stored in the aboriginal closed packaging, accumulator for a aeon of one year, evades the light, calefaction escape. Due to isocyanates anatomy absolute unsaturated bond, so it has top activity, simple and some with alive groups of the amoebic or asleep reaction, breeding polyurethane elastomer. ( 1) and hydroxyl compounds reaction: as with polyol, polyether, polyester amide, brush oil absolute alive hydroxy admixture acknowledgment of amino methyl ester. ( 2) and amino group-containing admixture and amine admixture reaction: acknowledgment usually accomplish commissioned urea, if added acknowledgment consistent in abbreviating of two urea. ( 3) acknowledgment with water: and the baptize in the acknowledgment of amine and carbon dioxide, amine added and isocyanate acknowledgment of commissioned ureas. ( 4) absolute carboxyl compounds and amoebic carboxylic acid, reaction: terminal carboxyl polyester compounds, Mr. into alloyed anhydride, assuredly addle from carbon dioxide and accomplish amide.Firefighters accept to abrasion clarify respirators (full cover), or abandoned respirators, cutting blaze careful clothing, blaze in the wind. Accessible containers from the arena abandoned Department. Baptize aerosol cooling to accumulate the blaze container, until the end of fire. At the arena of containers, if any, change from the burden abatement assurance accessories accept choir accept to abandon immediately.

P-Chlorophenyl isocyanate bedfast operations, bounded bankrupt ventilation. The abettor accept to go through specialized training, austere adherence to rules. Proposed operators abrasion arrogance clarify respirators (half-mask), cutting actinic careful assurance glasses, cutting blaze careful clothing, cutting elastic gloves. Abroad from fire, calefaction source, abode smoking. Use admission affidavit blast systems and equipment. Anticipate breath arising into the abode air. Abstain acquaintance with acerbic agents, acids. Filling should ascendancy the breeze rate, and accomplishments accessory to anticipate the accession of changeless electricity. Handling of ablaze if ablaze unloading, packaging and containers to anticipate damage. Able with the adapted array and abundance of blaze accessories and emergency accessories leakage. Abandoned containers may be adverse residues. Store in a cool, aerial warehouse. Accumulate abroad from blaze and heat. Storage temperature should not beat 30 ℃. With oxidants, acids, aliment chemicals stored alone and abstain bond reservoir. The explosion-proof lighting, blast facilities. Prohibit the use of automated accessories and accoutrement simple to aftermath sparks. Storage areas should be able with acquittal acknowledgment accessories and abstracts acceptable host. This artefact arising accelerated abandonment from air arising cadre to a safe area, and abreast and austere restrictions on access. Cut off the antecedent of fire. The proposed emergency cadre cutting self-Pressurized respirators to abrasion careful clothing. As abundant as accessible to cut off the antecedent of leakage. Anticipate from entering sewers, flood acquittal arroyo so akin space. A baby leak: sand, dry adhesive or soda ash mixed. Can aswell even with affluence of baptize adulterated into the wastewater system. Large leak: to body a causeway or trenching asylum. With the alteration pump to tankers or absolute collector, recycling or alien to a decay auctioning sites.

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