汉高henkel TECHNOMELT PUR 4511G

汉高henkel TECHNOMELT PUR 4511G:

  Technical Data Sheet

本文来自：汉高乐泰胶水（中国）有限公司 Henkel Loctite官网 www.loctite.net/c1269.html 

    TECHNOMELT PUR 4511G

    Formerly known as

    Purmelt® QR 4511G

    May 2014

DESCRIPTION    CLEAN-UP

TECHNOMELT PUR 4511G  is a 100% solids, moisture    Flush systems by running non-reactive hot melt throughcuring hot melt adhesive designed to provide excellent    equipment. Application devices should be thoroughlyadhesion to difficult surfaces, such as polycarbonate and    flushed. Do not allow TECHNOMELT PUR 4511G  totreated polypropylene. The adhesive delivers strong    cure on equipment. Cured adhesive requires specialhandling bonds rapidly and cures to provide excellent    solvent for removal, if necessary.

heat resistance and water resistant durability.    CAUTION

TYPICAL PROPERTIES    TECHNOMELT PUR 4511G  is a product which containsAPPEARANCE    minor amounts of organic isocyanates. Health hazardsPigmented gray solid    have not been fully evaluated.

SOLIDS    Use only in equipment intended for reactive hot melts. Do100%    not use in conventional hot melt equipment. ForcedWEIGHT/GALLON    ventilation must be provided over applicator and meltingApprox. 8.8 lbs.    equipment to remove any small amount of isocyanate

    vapors to the outside.

CONTAINER    Do  not  expose  to  the  atmosphere  or  otherwise5 gallon pail or 55 gallon drum    contaminate with moisture. Moisture contamination willSHELF LIFE    cause a sharp viscosity increase or cure. Containers6 months at 25°C (77°F) in a tightly sealed container    must be used completely after opening. Do not attempt to

    reseal.

VISCOSITY    Do not heat to melting without proper forced ventilation.Approx. 22,000 cps @121°C    Vapor  is harmful  if product is overheated.  Prevent

    breathing of vapor.

APPLICATION    All users of RHM products should maintain an ongoingThis product is normally applied by extrusion equipment    industrial hygiene program. This program should includeadapted for reactive hot melts but can be slot coated.    contingency provisions in the event of ventilation failureNOTE: Use only with adequate forced ventilation.    as well as MDI monitoring.

The recommended operating temperature range for    Prevent contact with skin. Do not take internally.Purmelt® QR4511G is 110°C (230°F) – 138°C (280°F).    Material should be applied hot. Appropriate clothing andAdhesive temperatures above 149°C (300°F) should be    eye protection used to prevent severe burns.

avoided.

Combine parts as rapidly as possible to for maximum    Do not mix with other adhesives except to flush systemwetting of bonding surfaces.    as noted above.

LAMP BONDING    STORAGE CONDITIONS

Most curing hot melts produce excessive gas bubbles    Store in a cool, dry place in the unopened originalduring cure. TECHNOMELT PUR 4511G  is designed to    container.

    Shelf Life: 6 months at 25°C (77°F).

cure void free making it an ideal adhesive sealant for    USE ONLY WITH ADEQUATE VENTILATION.automotive lampbonding Lamps can be quality tested as

bond lines reach ambient temperature (typically less than    Note

7 minutes dependent upon joint design and leak test    The data contained herein are furnished for informationparameters).    only and are believed to be reliable. We cannot assume

    responsibility for the results obtained by others overHenkel Corporation

Tel: 1.888.480.6889

Email: bw.nacustomerservice@henkel.com

www.henkelna.com

    Technical Data Sheet

    TECHNOMELT PUR 4511G

    Formerly known as

    Purmelt® QR 4511G

    May 2014

whose methods we have no control. It is the user's

responsibility  to  determine  suitability  for  the  user's

purpose of any production methods mentioned herein

and to adopt such precautions as may be advisable for

the protection of property and of persons against any

hazards that may be involved in the handling and use

thereof. In light of the foregoing, Henkel Corporation

specifically disclaims all warranties expressed or

implied, including warranties of merchantability or

fitness for a particular purpose, arising from sale or

use  of  Henkel  Corporation’s  products.  Henkel

Corporation specifically disclaims any liability for

consequential or incidental damages of any kind,

including lost profits. The discussion herein of various

processes or compositions is not to be interpreted as

representation that they are free from domination of

patents owned by others or as a license under any

Henkel  Corporation  patents  that  may  cover  such

processes or compositions. We recommend that each

prospective user test his proposed application before

repetitive use, using this data as a guide. This product

may be covered by one or more United States or foreign

patents or patent applications.

Trademark usage

Except  as  otherwise  noted,  all  marks  used  are

trademarks of Henkel or its affiliates in the U.S. and

elsewhere. ®denotes a trademark registered in the U.S.

Patent and Trademark Office.

Henkel Corporation

Tel: 1.888.480.6889

Email: bw.nacustomerservice@henkel.com

www.LOCTITE.NET

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